{
  "version": "reconciled-tree-44",
  "scope": "At least one chronological witness per endpoint. Strict excludes qualified claims and optional edges; qualified ancestry excludes optional edges. Optional mode includes founding standards and restoration traditions. Observations do not certify complete lifespans or all inputs.",
  "summary": {
    "1900": 150,
    "1800": 133,
    "1700": 131,
    "1500": 96,
    "1100": 76,
    "800": 45,
    "700": 45,
    "1": 45,
    "-600": 0
  },
  "rows": [
    {
      "code": "AED",
      "currency_ids": [
        "FTM000303"
      ],
      "deepest_path": {
        "root_currency_id": "FTM000374",
        "anchor": {
          "event_id": "OBS30-C1878-FTM000374-1400",
          "scope": "The 1400 supplement to Murad I’s Bursa Kaplıca foundation deed assigns daily stipends expressed by its scholarly editor in akçe:12 to the teacher,1 per student and 2 to the elementary-school teacher. These are specified obligations, not merely circulating coins. The edition distinguishes this supplement from the 1385 deed. Association with the modern Ottoman/Turkish profile remains qualified.",
          "date": {
            "earliest_year": 1400,
            "latest_year": 1400,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1400"
          },
          "claim_ids": [
            "C1878"
          ],
          "source_ids": [
            "S984"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false,
          "identity_association_status": "qualified"
        },
        "anchor_latest_year": 1400,
        "relationship_ids": [
          "R-V24-004",
          "R-V27-014",
          "R0391"
        ],
        "currency_ids": [
          "FTM000374",
          "FTM000304",
          "FTM000301",
          "FTM000303"
        ],
        "qualifications": [
          "C1878: supported_inference",
          "OBS30-C1878-FTM000374-1400: qualified identity association"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "CUR-V28-PATNA-SANWAT",
        "anchor": {
          "event_id": "OBS28-C1742-CUR-V28-PATNA-SANWAT-1775",
          "scope": "A1775 land grant denominated rent in Sanwat Azeemabadee rupees, separately valued from sicca.",
          "date": {
            "earliest_year": 1775,
            "latest_year": 1775,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1775"
          },
          "claim_ids": [
            "C1742"
          ],
          "source_ids": [
            "S910"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1775,
        "relationship_ids": [
          "R-V28-001",
          "R-V22-051",
          "R0387",
          "R0392"
        ],
        "currency_ids": [
          "CUR-V28-PATNA-SANWAT",
          "CUR-V22-CALCUTTA-SICCA",
          "FTM000285",
          "FTM000300",
          "FTM000303"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": {
          "root_currency_id": "FTM000285",
          "anchor": {
            "event_id": "ET0392",
            "scope": "19 May 1898 order, recited in 1905; not first Indian rupee",
            "date": {
              "earliest_year": 1898,
              "latest_year": 1898,
              "precision": "day",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "19 May 1898 order, recited in 1905; not first Indian rupee",
              "iso_date": "1898-05-19"
            },
            "claim_ids": [
              "C602"
            ],
            "source_ids": [
              "S334"
            ],
            "original_track_id": "FTM000284"
          },
          "anchor_latest_year": 1898,
          "relationship_ids": [
            "R0387",
            "R0392"
          ],
          "currency_ids": [
            "FTM000285",
            "FTM000300",
            "FTM000303"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "CUR-V22-CALCUTTA-SICCA",
          "anchor": {
            "event_id": "OBS28-C1761-CUR-V22-CALCUTTA-SICCA-1793",
            "scope": "Regulation XXXV required sicca-denominated new contracts and revenue payments, as quoted by the Privy Council.",
            "date": {
              "earliest_year": 1793,
              "latest_year": 1793,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1793"
            },
            "claim_ids": [
              "C1761"
            ],
            "source_ids": [
              "S910"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1793,
          "relationship_ids": [
            "R-V22-051",
            "R0387",
            "R0392"
          ],
          "currency_ids": [
            "CUR-V22-CALCUTTA-SICCA",
            "FTM000285",
            "FTM000300",
            "FTM000303"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "CUR-V37-MADRAS-PAGODA",
          "anchor": {
            "event_id": "OBS37-C2041-CUR-V37-MADRAS-PAGODA-1643",
            "scope": "Accounts through June 1643 total 9,250 new pagodas for expenses. This establishes local pagoda accounting; its association with the later Star-pagoda profile remains qualified.",
            "date": {
              "earliest_year": 1643,
              "latest_year": 1643,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1643"
            },
            "claim_ids": [
              "C2041"
            ],
            "source_ids": [
              "S1068"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false,
            "identity_association_status": "qualified"
          },
          "anchor_latest_year": 1643,
          "relationship_ids": [
            "R-V37-001",
            "R0387",
            "R0392"
          ],
          "currency_ids": [
            "CUR-V37-MADRAS-PAGODA",
            "FTM000285",
            "FTM000300",
            "FTM000303"
          ],
          "qualifications": [
            "C2072: qualified",
            "R-V37-001: qualified relationship",
            "R-V37-001: compressed local stages; dates are a research envelope",
            "C2041: qualified",
            "OBS37-C2041-CUR-V37-MADRAS-PAGODA-1643: qualified identity association"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": {
          "root_currency_id": "FTM000374",
          "anchor": {
            "event_id": "OBS25-C1282-FTM000374-1432",
            "scope": "Under the project policy that rescaling and subdivision changes do not create currencies, the retained akçe account scale supports a qualified continuation within the Ottoman kuruş/lira profile. Extend the profile to 1431–1432 fiscal evidence; do not create a denomination-only akçe predecessor node.",
            "date": {
              "earliest_year": 1431,
              "latest_year": 1432,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1431–1432"
            },
            "claim_ids": [
              "C1282"
            ],
            "source_ids": [
              "S636",
              "S637",
              "S557"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1432,
          "relationship_ids": [
            "R-V24-004",
            "R-V27-014",
            "R0391"
          ],
          "currency_ids": [
            "FTM000374",
            "FTM000304",
            "FTM000301",
            "FTM000303"
          ],
          "qualifications": [
            "C1282: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1100": null,
        "800": null,
        "700": null,
        "1": null,
        "-600": null
      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1500": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1100": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "AFN",
      "currency_ids": [
        "FTM000298"
      ],
      "deepest_path": {
        "root_currency_id": "FTM000298",
        "anchor": {
          "event_id": "OBS22-C1136-FTM000298",
          "scope": "The afghani standards introduced in 1925–1926 replaced Kabuli-rupee reckoning. Later afghani rescalings remain within the modern currency profile. Only this local transition is asserted; other inputs and earlier stages may remain untraced.",
          "date": {
            "earliest_year": 1925,
            "latest_year": 1926,
            "precision": "range",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1925–1926"
          },
          "claim_ids": [
            "C1136"
          ],
          "source_ids": [
            "S539",
            "S324"
          ],
          "anchor_role": "account_unit_transition",
          "date_is_creation": false
        },
        "anchor_latest_year": 1926,
        "relationship_ids": [],
        "currency_ids": [
          "FTM000298"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "FTM000298",
        "anchor": {
          "event_id": "OBS22-C1136-FTM000298",
          "scope": "The afghani standards introduced in 1925–1926 replaced Kabuli-rupee reckoning. Later afghani rescalings remain within the modern currency profile. Only this local transition is asserted; other inputs and earlier stages may remain untraced.",
          "date": {
            "earliest_year": 1925,
            "latest_year": 1926,
            "precision": "range",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1925–1926"
          },
          "claim_ids": [
            "C1136"
          ],
          "source_ids": [
            "S539",
            "S324"
          ],
          "anchor_role": "account_unit_transition",
          "date_is_creation": false
        },
        "anchor_latest_year": 1926,
        "relationship_ids": [],
        "currency_ids": [
          "FTM000298"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": null,
        "1800": null,
        "1700": null,
        "1500": null,
        "1100": null,
        "800": null,
        "700": null,
        "1": null,
        "-600": null
      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1500": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1100": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "ALL",
      "currency_ids": [
        "FTM000262"
      ],
      "deepest_path": {
        "root_currency_id": "CUR-V22-ALBANIAN-FRANG",
        "anchor": {
          "event_id": "OBS28-C1768-CUR-V22-ALBANIAN-FRANG-1920",
          "scope": "Albania raised a1,500,000franc compulsory loan at5percent in1920; its bonds were accepted toward taxes and customs duties. This documents franc-denominated public obligations before national note issuance.",
          "date": {
            "earliest_year": 1920,
            "latest_year": 1920,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1920"
          },
          "claim_ids": [
            "C1768"
          ],
          "source_ids": [
            "S919"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1920,
        "relationship_ids": [
          "R-V22-001"
        ],
        "currency_ids": [
          "CUR-V22-ALBANIAN-FRANG",
          "FTM000262"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "CUR-V22-ALBANIAN-FRANG",
        "anchor": {
          "event_id": "OBS28-C1768-CUR-V22-ALBANIAN-FRANG-1920",
          "scope": "Albania raised a1,500,000franc compulsory loan at5percent in1920; its bonds were accepted toward taxes and customs duties. This documents franc-denominated public obligations before national note issuance.",
          "date": {
            "earliest_year": 1920,
            "latest_year": 1920,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1920"
          },
          "claim_ids": [
            "C1768"
          ],
          "source_ids": [
            "S919"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1920,
        "relationship_ids": [
          "R-V22-001"
        ],
        "currency_ids": [
          "CUR-V22-ALBANIAN-FRANG",
          "FTM000262"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": null,
        "1800": null,
        "1700": null,
        "1500": null,
        "1100": null,
        "800": null,
        "700": null,
        "1": null,
        "-600": null
      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1500": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1100": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "AMD",
      "currency_ids": [
        "FTM000360"
      ],
      "deepest_path": {
        "root_currency_id": "FTM000349",
        "anchor": {
          "event_id": "OBS28-C1750-FTM000346-1497",
          "scope": "The Sudebnik measures litigation and judicial fees in rubles; article 30 names Moscow rubles. This establishes a local account unit before coinage of a ruble denomination. Its pre-unification association with the continuing Muscovite/Imperial profile remains qualified. Association with the later continuous currency identity remains qualified.",
          "date": {
            "earliest_year": 1497,
            "latest_year": 1497,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1497"
          },
          "claim_ids": [
            "C1750"
          ],
          "source_ids": [
            "S901"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false,
          "identity_association_status": "qualified"
        },
        "anchor_latest_year": 1497,
        "relationship_ids": [
          "R-V22-002"
        ],
        "currency_ids": [
          "FTM000349",
          "FTM000360"
        ],
        "qualifications": [
          "C1750: supported_inference",
          "OBS28-C1750-FTM000346-1497: qualified identity association"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "FTM000349",
        "anchor": {
          "event_id": "OBS28-C1751-FTM000346-1538",
          "scope": "Glinskaya’s reform standardized the inherited monetary system; the ruble was an account quantity of 100 kopecks. Efimov traces this system into Peter’s reign.",
          "date": {
            "earliest_year": 1535,
            "latest_year": 1538,
            "precision": "range",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1535–1538"
          },
          "claim_ids": [
            "C1751"
          ],
          "source_ids": [
            "S903",
            "S902"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1538,
        "relationship_ids": [
          "R-V22-002"
        ],
        "currency_ids": [
          "FTM000349",
          "FTM000360"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": {
          "root_currency_id": "FTM000349",
          "anchor": {
            "event_id": "ET0689",
            "scope": "denomination_standard: State credit notes used the silver-ruble unit and exchanged at face value.",
            "date": {
              "earliest_year": 1843,
              "latest_year": 1843,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1843"
            },
            "claim_ids": [
              "C902"
            ],
            "source_ids": [
              "S441"
            ],
            "original_track_id": "FTM000346"
          },
          "anchor_latest_year": 1843,
          "relationship_ids": [
            "R-V22-002"
          ],
          "currency_ids": [
            "FTM000349",
            "FTM000360"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "FTM000349",
          "anchor": {
            "event_id": "OBS28-C1751-FTM000346-1538",
            "scope": "Glinskaya’s reform standardized the inherited monetary system; the ruble was an account quantity of 100 kopecks. Efimov traces this system into Peter’s reign.",
            "date": {
              "earliest_year": 1535,
              "latest_year": 1538,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1535–1538"
            },
            "claim_ids": [
              "C1751"
            ],
            "source_ids": [
              "S903",
              "S902"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1538,
          "relationship_ids": [
            "R-V22-002"
          ],
          "currency_ids": [
            "FTM000349",
            "FTM000360"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "FTM000349",
          "anchor": {
            "event_id": "OBS28-C1751-FTM000346-1538",
            "scope": "Glinskaya’s reform standardized the inherited monetary system; the ruble was an account quantity of 100 kopecks. Efimov traces this system into Peter’s reign.",
            "date": {
              "earliest_year": 1535,
              "latest_year": 1538,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1535–1538"
            },
            "claim_ids": [
              "C1751"
            ],
            "source_ids": [
              "S903",
              "S902"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1538,
          "relationship_ids": [
            "R-V22-002"
          ],
          "currency_ids": [
            "FTM000349",
            "FTM000360"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": {
          "root_currency_id": "FTM000349",
          "anchor": {
            "event_id": "OBS28-C1750-FTM000346-1497",
            "scope": "The Sudebnik measures litigation and judicial fees in rubles; article 30 names Moscow rubles. This establishes a local account unit before coinage of a ruble denomination. Its pre-unification association with the continuing Muscovite/Imperial profile remains qualified. Association with the later continuous currency identity remains qualified.",
            "date": {
              "earliest_year": 1497,
              "latest_year": 1497,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1497"
            },
            "claim_ids": [
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            "scope": "denomination_derivation: The Spanish dollar or piece of eight represented eight reales.",
            "date": {
              "earliest_year": 1600,
              "latest_year": 1799,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1600–1799"
            },
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              "C953"
            ],
            "source_ids": [
              "S99"
            ],
            "original_track_id": "T-FTM000475"
          },
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            "R-V25-002",
            "R-V25-003",
            "R0431",
            "R0432"
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            "CUR-V25-BUENOS-AIRES-PESO-CORRIENTE",
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            "FTM000060",
            "FTM000061"
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          "qualifications": [
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            "C1247: supported_inference",
            "R-V25-002: qualified relationship",
            "R-V25-002: compressed local stages; dates are a research envelope"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "T-FTM000476",
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            "event_id": "ET0765",
            "scope": "Real attested in the 1497 monetary tariff",
            "date": {
              "earliest_year": 1497,
              "latest_year": 1497,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1497"
            },
            "claim_ids": [
              "C336"
            ],
            "source_ids": [
              "S171"
            ],
            "original_track_id": "T-FTM000475"
          },
          "anchor_latest_year": 1497,
          "relationship_ids": [
            "R-V25-002",
            "R-V25-003",
            "R0431",
            "R0432"
          ],
          "currency_ids": [
            "T-FTM000476",
            "CUR-V25-BUENOS-AIRES-PESO-CORRIENTE",
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            "FTM000060",
            "FTM000061"
          ],
          "qualifications": [
            "C1248: supported_inference",
            "C1247: supported_inference",
            "R-V25-002: qualified relationship",
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          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
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            "event_id": "ET0765",
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            "date": {
              "earliest_year": 1497,
              "latest_year": 1497,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1497"
            },
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              "C336"
            ],
            "source_ids": [
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            ],
            "original_track_id": "T-FTM000475"
          },
          "anchor_latest_year": 1497,
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            "R-V25-003",
            "R0431",
            "R0432"
          ],
          "currency_ids": [
            "T-FTM000476",
            "CUR-V25-BUENOS-AIRES-PESO-CORRIENTE",
            "FTM000057",
            "FTM000060",
            "FTM000061"
          ],
          "qualifications": [
            "C1248: supported_inference",
            "C1247: supported_inference",
            "R-V25-002: qualified relationship",
            "R-V25-002: compressed local stages; dates are a research envelope"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1100": {
          "root_currency_id": "CUR-V31-LEONESE-SILVER-SOLIDUS",
          "anchor": {
            "event_id": "OBS31-C1891-CUR-V31-LEONESE-SILVER-SOLIDUS-894",
            "scope": "León charter prices an enclosure and two houses at four silver solidi.",
            "date": {
              "earliest_year": 894,
              "latest_year": 894,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "894"
            },
            "claim_ids": [
              "C1891"
            ],
            "source_ids": [
              "S993"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 894,
          "relationship_ids": [
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            "R-V44-005",
            "R-V25-002",
            "R-V25-003",
            "R0431",
            "R0432"
          ],
          "currency_ids": [
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            "T-FTM000476",
            "CUR-V25-BUENOS-AIRES-PESO-CORRIENTE",
            "FTM000057",
            "FTM000060",
            "FTM000061"
          ],
          "qualifications": [
            "C1248: supported_inference",
            "C1247: supported_inference",
            "R-V25-002: qualified relationship",
            "R-V25-002: compressed local stages; dates are a research envelope",
            "C2112: supported_inference",
            "R-V44-005: qualified relationship",
            "R-V44-005: compressed local stages; dates are a research envelope",
            "C1993: qualified",
            "R-V34-007: qualified relationship",
            "R-V34-007: compressed local stages; dates are a research envelope"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
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      },
      "threshold_modes": {
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          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1500": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1100": {
          "strict_ancestry": false,
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          "including_optional_references": true
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "AUD",
      "currency_ids": [
        "T-FTM000507"
      ],
      "deepest_path": {
        "root_currency_id": "CUR-V26-ATHENIAN-DRACHMA",
        "anchor": {
          "event_id": "OBS26-C1377-CUR-V26-ATHENIAN-DRACHMA--425",
          "scope": "The Athenian treasury account records principal and interest in talents,drachmas and obol fractions. Detailed disbursements cover 426/5–423/2 BCE, with a retrospective summary for 433/2–427/6.",
          "date": {
            "earliest_year": -426,
            "latest_year": -425,
            "precision": "range",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "-426–-425"
          },
          "claim_ids": [
            "C1377"
          ],
          "source_ids": [
            "S689"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": -425,
        "relationship_ids": [
          "R-V36-001",
          "R-V25-004",
          "R-V39-001",
          "R-V34-001",
          "R-V41-001",
          "R0358",
          "R0050"
        ],
        "currency_ids": [
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          "CUR-V25-EGYPT-DRACHMA",
          "CUR-V25-ROMAN-DENARIUS",
          "CUR-V26-EGYPT-SOLIDUS-NOMISMA",
          "T-FTM000560",
          "T-FTM000497",
          "T-FTM000508",
          "T-FTM000507"
        ],
        "qualifications": [
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          "R-V41-001: qualified relationship",
          "R-V41-001: compressed local stages; dates are a research envelope",
          "C1987: qualified",
          "R-V34-001: qualified relationship",
          "R-V34-001: compressed local stages; dates are a research envelope",
          "C2084: qualified",
          "R-V39-001: qualified relationship",
          "R-V39-001: compressed local stages; dates are a research envelope",
          "C1849: qualified",
          "R-V25-004: qualified relationship",
          "R-V25-004: compressed local stages; dates are a research envelope",
          "C2037: qualified",
          "R-V36-001: qualified relationship",
          "R-V36-001: compressed local stages; dates are a research envelope"
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        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "T-FTM000497",
        "anchor": {
          "event_id": "OBS29-C1828-T-FTM000497-807",
          "scope": "Cuthred’s Eythorne grant values the transferred land at 3,000 pence. This contemporary account transaction supports the existing English penny lineage before the 833–839 pound-of-pennies witness.",
          "date": {
            "earliest_year": 805,
            "latest_year": 807,
            "precision": "range",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "805–807"
          },
          "claim_ids": [
            "C1828"
          ],
          "source_ids": [
            "S632",
            "S944"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 807,
        "relationship_ids": [
          "R0358",
          "R0050"
        ],
        "currency_ids": [
          "T-FTM000497",
          "T-FTM000508",
          "T-FTM000507"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
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          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "ET0731",
            "scope": "territorial_unit_derivation: Jamaica adopted British currency as the basis of its pound system.",
            "date": {
              "earliest_year": 1840,
              "latest_year": 1840,
              "precision": "day",
              "qualifier": "exact",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1840-12-31",
              "iso_date": "1840-12-31"
            },
            "claim_ids": [
              "C944"
            ],
            "source_ids": [
              "S99"
            ],
            "original_track_id": "T-FTM000497"
          },
          "anchor_latest_year": 1840,
          "relationship_ids": [
            "R0358",
            "R0050"
          ],
          "currency_ids": [
            "T-FTM000497",
            "T-FTM000508",
            "T-FTM000507"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "ET0764",
            "scope": "Established pound of account represented by the sovereign",
            "date": {
              "earliest_year": 1489,
              "latest_year": 1489,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1489"
            },
            "claim_ids": [
              "C265"
            ],
            "source_ids": [
              "S139"
            ],
            "original_track_id": "T-FTM000497"
          },
          "anchor_latest_year": 1489,
          "relationship_ids": [
            "R0358",
            "R0050"
          ],
          "currency_ids": [
            "T-FTM000497",
            "T-FTM000508",
            "T-FTM000507"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "ET0764",
            "scope": "Established pound of account represented by the sovereign",
            "date": {
              "earliest_year": 1489,
              "latest_year": 1489,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1489"
            },
            "claim_ids": [
              "C265"
            ],
            "source_ids": [
              "S139"
            ],
            "original_track_id": "T-FTM000497"
          },
          "anchor_latest_year": 1489,
          "relationship_ids": [
            "R0358",
            "R0050"
          ],
          "currency_ids": [
            "T-FTM000497",
            "T-FTM000508",
            "T-FTM000507"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "ET0764",
            "scope": "Established pound of account represented by the sovereign",
            "date": {
              "earliest_year": 1489,
              "latest_year": 1489,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1489"
            },
            "claim_ids": [
              "C265"
            ],
            "source_ids": [
              "S139"
            ],
            "original_track_id": "T-FTM000497"
          },
          "anchor_latest_year": 1489,
          "relationship_ids": [
            "R0358",
            "R0050"
          ],
          "currency_ids": [
            "T-FTM000497",
            "T-FTM000508",
            "T-FTM000507"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1100": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "OBS-V19-1",
            "scope": "240-pence pound: observation in a reign, not exact creation date",
            "date": {
              "earliest_year": 1066,
              "latest_year": 1087,
              "precision": "range",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "William I, 1066–1087"
            },
            "claim_ids": [
              "C1024"
            ],
            "source_ids": [
              "S140"
            ],
            "original_track_id": "T-FTM000497",
            "anchor_role": "account_unit_observation"
          },
          "anchor_latest_year": 1087,
          "relationship_ids": [
            "R0358",
            "R0050"
          ],
          "currency_ids": [
            "T-FTM000497",
            "T-FTM000508",
            "T-FTM000507"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "800": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "OBS29-C1829-T-FTM000497-796",
            "scope": "Beonna’s Swineshead lease fixes consideration at 1,000 shillings and an annual render of hospitality or thirty sicli; heirs remain liable. This extends qualified early-English account evidence.",
            "date": {
              "earliest_year": 786,
              "latest_year": 796,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "786–796"
            },
            "claim_ids": [
              "C1829"
            ],
            "source_ids": [
              "S942",
              "S943"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 796,
          "relationship_ids": [
            "R0358",
            "R0050"
          ],
          "currency_ids": [
            "T-FTM000497",
            "T-FTM000508",
            "T-FTM000507"
          ],
          "qualifications": [
            "C1829: qualified"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "700": {
          "root_currency_id": "T-FTM000560",
          "anchor": {
            "event_id": "OBS-V19-4",
            "scope": "Qualified extension from late-Merovingian deniers; account continuity inferred",
            "date": {
              "earliest_year": 670,
              "latest_year": 675,
              "precision": "range",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "c.670–675"
            },
            "claim_ids": [
              "C1031"
            ],
            "source_ids": [
              "S483"
            ],
            "original_track_id": "T-FTM000560",
            "anchor_role": "account_unit_observation"
          },
          "anchor_latest_year": 675,
          "relationship_ids": [
            "R-V41-001",
            "R0358",
            "R0050"
          ],
          "currency_ids": [
            "T-FTM000560",
            "T-FTM000497",
            "T-FTM000508",
            "T-FTM000507"
          ],
          "qualifications": [
            "C2097: qualified",
            "R-V41-001: qualified relationship",
            "R-V41-001: compressed local stages; dates are a research envelope",
            "C1031: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1": {
          "root_currency_id": "CUR-V25-ROMAN-DENARIUS",
          "anchor": {
            "event_id": "OBS33-C1970-CUR-V25-ROMAN-DENARIUS",
            "scope": "Cicero's In Verrem 2.3.214–215 and 225 (70 BCE) reports wheat prices and commutation demands in denarii. The Latin explicitly names the unit. This is a dated literary witness to account denomination, not an original ledger or a currency founding date; the reported transactions precede the text.",
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              "earliest_year": -70,
              "latest_year": -70,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "70 BCE (literary witness)"
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            "date_role": "literary_witness_not_transaction_date",
            "claim_ids": [
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            ],
            "source_ids": [
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              "S1024"
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            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": -70,
          "relationship_ids": [
            "R-V39-001",
            "R-V34-001",
            "R-V41-001",
            "R0358",
            "R0050"
          ],
          "currency_ids": [
            "CUR-V25-ROMAN-DENARIUS",
            "CUR-V26-EGYPT-SOLIDUS-NOMISMA",
            "T-FTM000560",
            "T-FTM000497",
            "T-FTM000508",
            "T-FTM000507"
          ],
          "qualifications": [
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            "R-V41-001: qualified relationship",
            "R-V41-001: compressed local stages; dates are a research envelope",
            "C1987: qualified",
            "R-V34-001: qualified relationship",
            "R-V34-001: compressed local stages; dates are a research envelope",
            "C2084: qualified",
            "R-V39-001: qualified relationship",
            "R-V39-001: compressed local stages; dates are a research envelope"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "-600": null
      },
      "threshold_modes": {
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          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1500": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1100": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "AWG",
      "currency_ids": [
        "FTM000343"
      ],
      "deepest_path": {
        "root_currency_id": "FTM000337",
        "anchor": {
          "event_id": "OBS25-C1270-FTM000337-1526",
          "scope": "Amounts were required to be expressed in 20-stuiver Carolusguilders in 1526; this provides an earlier accounting observation for a qualified Dutch-guilder continuity profile. Grouping across later territorial and French-period changes is qualified. No new Carolus, 1694 coin or 1816 decimalization nodes. Amsterdam bank money remains distinct.",
          "date": {
            "earliest_year": 1526,
            "latest_year": 1526,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1526"
          },
          "claim_ids": [
            "C1270"
          ],
          "source_ids": [
            "S620",
            "S621",
            "S619"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1526,
        "relationship_ids": [
          "R-V23-007",
          "R-V22-023"
        ],
        "currency_ids": [
          "FTM000337",
          "FTM000342",
          "FTM000343"
        ],
        "qualifications": [
          "C1270: supported_inference"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "FTM000337",
        "anchor": {
          "event_id": "OBS25-C1269-FTM000337-1816",
          "scope": "The Dutch guilder was the statutory account unit divided into 100 cents under the 28 September 1816 monetary law. Independent dated account-unit witness; not a research-envelope endpoint.",
          "date": {
            "earliest_year": 1816,
            "latest_year": 1816,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1816"
          },
          "claim_ids": [
            "C1269"
          ],
          "source_ids": [
            "S619"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1816,
        "relationship_ids": [
          "R-V23-007",
          "R-V22-023"
        ],
        "currency_ids": [
          "FTM000337",
          "FTM000342",
          "FTM000343"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": {
          "root_currency_id": "FTM000337",
          "anchor": {
            "event_id": "OBS25-C1269-FTM000337-1816",
            "scope": "The Dutch guilder was the statutory account unit divided into 100 cents under the 28 September 1816 monetary law. Independent dated account-unit witness; not a research-envelope endpoint.",
            "date": {
              "earliest_year": 1816,
              "latest_year": 1816,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1816"
            },
            "claim_ids": [
              "C1269"
            ],
            "source_ids": [
              "S619"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1816,
          "relationship_ids": [
            "R-V23-007",
            "R-V22-023"
          ],
          "currency_ids": [
            "FTM000337",
            "FTM000342",
            "FTM000343"
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          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "FTM000337",
          "anchor": {
            "event_id": "OBS25-C1270-FTM000337-1526",
            "scope": "Amounts were required to be expressed in 20-stuiver Carolusguilders in 1526; this provides an earlier accounting observation for a qualified Dutch-guilder continuity profile. Grouping across later territorial and French-period changes is qualified. No new Carolus, 1694 coin or 1816 decimalization nodes. Amsterdam bank money remains distinct.",
            "date": {
              "earliest_year": 1526,
              "latest_year": 1526,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1526"
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            "claim_ids": [
              "C1270"
            ],
            "source_ids": [
              "S620",
              "S621",
              "S619"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1526,
          "relationship_ids": [
            "R-V23-007",
            "R-V22-023"
          ],
          "currency_ids": [
            "FTM000337",
            "FTM000342",
            "FTM000343"
          ],
          "qualifications": [
            "C1270: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "FTM000337",
          "anchor": {
            "event_id": "OBS25-C1270-FTM000337-1526",
            "scope": "Amounts were required to be expressed in 20-stuiver Carolusguilders in 1526; this provides an earlier accounting observation for a qualified Dutch-guilder continuity profile. Grouping across later territorial and French-period changes is qualified. No new Carolus, 1694 coin or 1816 decimalization nodes. Amsterdam bank money remains distinct.",
            "date": {
              "earliest_year": 1526,
              "latest_year": 1526,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1526"
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            "claim_ids": [
              "C1270"
            ],
            "source_ids": [
              "S620",
              "S621",
              "S619"
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            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1526,
          "relationship_ids": [
            "R-V23-007",
            "R-V22-023"
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          "currency_ids": [
            "FTM000337",
            "FTM000342",
            "FTM000343"
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          "qualifications": [
            "C1270: supported_inference"
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          "optional_relationship_ids": [],
          "path_type": "ancestry"
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        "1500": null,
        "1100": null,
        "800": null,
        "700": null,
        "1": null,
        "-600": null
      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1500": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1100": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
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        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "AZN",
      "currency_ids": [
        "FTM000362"
      ],
      "deepest_path": {
        "root_currency_id": "FTM000349",
        "anchor": {
          "event_id": "OBS28-C1750-FTM000346-1497",
          "scope": "The Sudebnik measures litigation and judicial fees in rubles; article 30 names Moscow rubles. This establishes a local account unit before coinage of a ruble denomination. Its pre-unification association with the continuing Muscovite/Imperial profile remains qualified. Association with the later continuous currency identity remains qualified.",
          "date": {
            "earliest_year": 1497,
            "latest_year": 1497,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1497"
          },
          "claim_ids": [
            "C1750"
          ],
          "source_ids": [
            "S901"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false,
          "identity_association_status": "qualified"
        },
        "anchor_latest_year": 1497,
        "relationship_ids": [
          "R-V22-003"
        ],
        "currency_ids": [
          "FTM000349",
          "FTM000362"
        ],
        "qualifications": [
          "C1750: supported_inference",
          "OBS28-C1750-FTM000346-1497: qualified identity association"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "FTM000349",
        "anchor": {
          "event_id": "OBS28-C1751-FTM000346-1538",
          "scope": "Glinskaya’s reform standardized the inherited monetary system; the ruble was an account quantity of 100 kopecks. Efimov traces this system into Peter’s reign.",
          "date": {
            "earliest_year": 1535,
            "latest_year": 1538,
            "precision": "range",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1535–1538"
          },
          "claim_ids": [
            "C1751"
          ],
          "source_ids": [
            "S903",
            "S902"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1538,
        "relationship_ids": [
          "R-V22-003"
        ],
        "currency_ids": [
          "FTM000349",
          "FTM000362"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": {
          "root_currency_id": "FTM000349",
          "anchor": {
            "event_id": "ET0689",
            "scope": "denomination_standard: State credit notes used the silver-ruble unit and exchanged at face value.",
            "date": {
              "earliest_year": 1843,
              "latest_year": 1843,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1843"
            },
            "claim_ids": [
              "C902"
            ],
            "source_ids": [
              "S441"
            ],
            "original_track_id": "FTM000346"
          },
          "anchor_latest_year": 1843,
          "relationship_ids": [
            "R-V22-003"
          ],
          "currency_ids": [
            "FTM000349",
            "FTM000362"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "FTM000349",
          "anchor": {
            "event_id": "OBS28-C1751-FTM000346-1538",
            "scope": "Glinskaya’s reform standardized the inherited monetary system; the ruble was an account quantity of 100 kopecks. Efimov traces this system into Peter’s reign.",
            "date": {
              "earliest_year": 1535,
              "latest_year": 1538,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1535–1538"
            },
            "claim_ids": [
              "C1751"
            ],
            "source_ids": [
              "S903",
              "S902"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1538,
          "relationship_ids": [
            "R-V22-003"
          ],
          "currency_ids": [
            "FTM000349",
            "FTM000362"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "FTM000349",
          "anchor": {
            "event_id": "OBS28-C1751-FTM000346-1538",
            "scope": "Glinskaya’s reform standardized the inherited monetary system; the ruble was an account quantity of 100 kopecks. Efimov traces this system into Peter’s reign.",
            "date": {
              "earliest_year": 1535,
              "latest_year": 1538,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1535–1538"
            },
            "claim_ids": [
              "C1751"
            ],
            "source_ids": [
              "S903",
              "S902"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1538,
          "relationship_ids": [
            "R-V22-003"
          ],
          "currency_ids": [
            "FTM000349",
            "FTM000362"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": {
          "root_currency_id": "FTM000349",
          "anchor": {
            "event_id": "OBS28-C1750-FTM000346-1497",
            "scope": "The Sudebnik measures litigation and judicial fees in rubles; article 30 names Moscow rubles. This establishes a local account unit before coinage of a ruble denomination. Its pre-unification association with the continuing Muscovite/Imperial profile remains qualified. Association with the later continuous currency identity remains qualified.",
            "date": {
              "earliest_year": 1497,
              "latest_year": 1497,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1497"
            },
            "claim_ids": [
              "C1750"
            ],
            "source_ids": [
              "S901"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false,
            "identity_association_status": "qualified"
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          "anchor_latest_year": 1497,
          "relationship_ids": [
            "R-V22-003"
          ],
          "currency_ids": [
            "FTM000349",
            "FTM000362"
          ],
          "qualifications": [
            "C1750: supported_inference",
            "OBS28-C1750-FTM000346-1497: qualified identity association"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1100": null,
        "800": null,
        "700": null,
        "1": null,
        "-600": null
      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1500": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1100": {
          "strict_ancestry": false,
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          "including_optional_references": false
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
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        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
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        "-600": {
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          "ancestry_including_qualified": false,
          "including_optional_references": false
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      }
    },
    {
      "code": "BAM",
      "currency_ids": [
        "FTM000313"
      ],
      "deepest_path": {
        "root_currency_id": "FTM000374",
        "anchor": {
          "event_id": "OBS30-C1878-FTM000374-1400",
          "scope": "The 1400 supplement to Murad I’s Bursa Kaplıca foundation deed assigns daily stipends expressed by its scholarly editor in akçe:12 to the teacher,1 per student and 2 to the elementary-school teacher. These are specified obligations, not merely circulating coins. The edition distinguishes this supplement from the 1385 deed. Association with the modern Ottoman/Turkish profile remains qualified.",
          "date": {
            "earliest_year": 1400,
            "latest_year": 1400,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1400"
          },
          "claim_ids": [
            "C1878"
          ],
          "source_ids": [
            "S984"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false,
          "identity_association_status": "qualified"
        },
        "anchor_latest_year": 1400,
        "relationship_ids": [
          "R-V30-001",
          "R-V30-002",
          "R0346",
          "R0347",
          "R-V27-046",
          "R-V22-024"
        ],
        "currency_ids": [
          "FTM000374",
          "CUR-V30-SERBIAN-GROS-ACCOUNT",
          "FTM000254",
          "T-FTM000939",
          "FTM000255",
          "CUR-V22-BOSNIAN-DINAR",
          "FTM000313"
        ],
        "qualifications": [
          "C1636: indexed evidence",
          "C1878: supported_inference",
          "OBS30-C1878-FTM000374-1400: qualified identity association"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "FTM000255",
        "anchor": {
          "event_id": "ET0712",
          "scope": "redenomination: One new Yugoslav dinar replaced 10,000 previous dinars.",
          "date": {
            "earliest_year": 1990,
            "latest_year": 1990,
            "precision": "day",
            "qualifier": "exact",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1990-01-01",
            "iso_date": "1990-01-01"
          },
          "claim_ids": [
            "C925"
          ],
          "source_ids": [
            "S443"
          ],
          "original_track_id": "FTM000255"
        },
        "anchor_latest_year": 1990,
        "relationship_ids": [
          "R-V27-046",
          "R-V22-024"
        ],
        "currency_ids": [
          "FTM000255",
          "CUR-V22-BOSNIAN-DINAR",
          "FTM000313"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": {
          "root_currency_id": "FTM000254",
          "anchor": {
            "event_id": "ET0703",
            "scope": "currency_authorisation: Serbia’s silver-currency law established the modern dinar.",
            "date": {
              "earliest_year": 1873,
              "latest_year": 1873,
              "precision": "day",
              "qualifier": "exact",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1873-12-12",
              "iso_date": "1873-12-12"
            },
            "claim_ids": [
              "C916"
            ],
            "source_ids": [
              "S446"
            ],
            "original_track_id": "FTM000254"
          },
          "anchor_latest_year": 1873,
          "relationship_ids": [
            "R0346",
            "R0347",
            "R-V27-046",
            "R-V22-024"
          ],
          "currency_ids": [
            "FTM000254",
            "T-FTM000939",
            "FTM000255",
            "CUR-V22-BOSNIAN-DINAR",
            "FTM000313"
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          "qualifications": [
            "C1636: indexed evidence"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "FTM000374",
          "anchor": {
            "event_id": "OBS23-C1187-FTM000374-1750",
            "scope": "By the mid-eighteenth century, Ottoman prices and state obligations were expressed in kuruş. Its association with the continuing lira profile is qualified through the retained kuruş–lira accounting structure; circa 1750 is an observation, not a birth date.",
            "date": {
              "earliest_year": 1750,
              "latest_year": 1750,
              "precision": "approximate_year",
              "qualifier": "circa",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "c.1750 (mid-eighteenth century)"
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            "claim_ids": [
              "C1187"
            ],
            "source_ids": [
              "S557"
            ],
            "anchor_role": "account_unit_transition",
            "date_is_creation": false
          },
          "anchor_latest_year": 1750,
          "relationship_ids": [
            "R-V30-001",
            "R-V30-002",
            "R0346",
            "R0347",
            "R-V27-046",
            "R-V22-024"
          ],
          "currency_ids": [
            "FTM000374",
            "CUR-V30-SERBIAN-GROS-ACCOUNT",
            "FTM000254",
            "T-FTM000939",
            "FTM000255",
            "CUR-V22-BOSNIAN-DINAR",
            "FTM000313"
          ],
          "qualifications": [
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            "C1187: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "FTM000374",
          "anchor": {
            "event_id": "OBS24-C1206-FTM000374-1690",
            "scope": "Domestically managed Ottoman esedi/kuruş accounting developed from the Dutch esedi trade-unit convention. This qualified regional transition compresses local stages; it does not assert universal redemption of Dutch coins or obligations. Only this local transition is asserted; other inputs and earlier stages may remain untraced.",
            "date": {
              "earliest_year": 1690,
              "latest_year": 1690,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1690"
            },
            "claim_ids": [
              "C1206"
            ],
            "source_ids": [
              "S601",
              "S599",
              "S557"
            ],
            "anchor_role": "account_unit_transition",
            "date_is_creation": false
          },
          "anchor_latest_year": 1690,
          "relationship_ids": [
            "R-V30-001",
            "R-V30-002",
            "R0346",
            "R0347",
            "R-V27-046",
            "R-V22-024"
          ],
          "currency_ids": [
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            "CUR-V30-SERBIAN-GROS-ACCOUNT",
            "FTM000254",
            "T-FTM000939",
            "FTM000255",
            "CUR-V22-BOSNIAN-DINAR",
            "FTM000313"
          ],
          "qualifications": [
            "C1636: indexed evidence",
            "C1206: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": {
          "root_currency_id": "FTM000374",
          "anchor": {
            "event_id": "OBS25-C1282-FTM000374-1432",
            "scope": "Under the project policy that rescaling and subdivision changes do not create currencies, the retained akçe account scale supports a qualified continuation within the Ottoman kuruş/lira profile. Extend the profile to 1431–1432 fiscal evidence; do not create a denomination-only akçe predecessor node.",
            "date": {
              "earliest_year": 1431,
              "latest_year": 1432,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1431–1432"
            },
            "claim_ids": [
              "C1282"
            ],
            "source_ids": [
              "S636",
              "S637",
              "S557"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1432,
          "relationship_ids": [
            "R-V30-001",
            "R-V30-002",
            "R0346",
            "R0347",
            "R-V27-046",
            "R-V22-024"
          ],
          "currency_ids": [
            "FTM000374",
            "CUR-V30-SERBIAN-GROS-ACCOUNT",
            "FTM000254",
            "T-FTM000939",
            "FTM000255",
            "CUR-V22-BOSNIAN-DINAR",
            "FTM000313"
          ],
          "qualifications": [
            "C1636: indexed evidence",
            "C1282: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1100": null,
        "800": null,
        "700": null,
        "1": null,
        "-600": null
      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1500": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1100": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
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              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1643"
            },
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              "C2041"
            ],
            "source_ids": [
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            ],
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            "date_is_creation": false,
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          },
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            "R0387"
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            "FTM000300"
          ],
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            "R-V37-001: qualified relationship",
            "R-V37-001: compressed local stages; dates are a research envelope",
            "C2041: qualified",
            "OBS37-C2041-CUR-V37-MADRAS-PAGODA-1643: qualified identity association"
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        },
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        },
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        },
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        },
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        },
        "800": {
          "strict_ancestry": false,
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        },
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          "strict_ancestry": false,
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        },
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          "including_optional_references": false
        },
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    },
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      "currency_ids": [
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      "deepest_path": {
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            "earliest_year": 1886,
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            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1886"
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          ],
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        "anchor_latest_year": 1886,
        "relationship_ids": [
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          "R0254"
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        "currency_ids": [
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          "FTM000251",
          "FTM000253"
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        "optional_relationship_ids": [],
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      "deepest_supported_ancestry_path": {
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        "anchor": {
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            "latest_year": 1887,
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            "qualifier": "exact",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1887-07-27",
            "iso_date": "1887-07-27"
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          "claim_ids": [
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          ],
          "source_ids": [
            "S389",
            "S409"
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          "original_track_id": "FTM000248"
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        "anchor_latest_year": 1887,
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          "R0254"
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        "currency_ids": [
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        "qualifications": [],
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            "event_id": "ET0579",
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              "earliest_year": 1887,
              "latest_year": 1887,
              "precision": "day",
              "qualifier": "exact",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1887-07-27",
              "iso_date": "1887-07-27"
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            "claim_ids": [
              "C792"
            ],
            "source_ids": [
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            "FTM000253"
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          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
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      },
      "threshold_modes": {
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        },
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        },
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        },
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        },
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          "strict_ancestry": false,
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        },
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        },
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        }
      }
    },
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      "currency_ids": [
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      "deepest_path": {
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            "calendar": "CE/BCE, historical year numbering; no year zero",
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      "deepest_supported_ancestry_path": {
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            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "805–807"
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          "claim_ids": [
            "C1828"
          ],
          "source_ids": [
            "S632",
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          "anchor_role": "account_unit_observation",
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          "R0060"
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        "currency_ids": [
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        "path_type": "ancestry"
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      "threshold_paths": {
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          "root_currency_id": "T-FTM000497",
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            "event_id": "ET0731",
            "scope": "territorial_unit_derivation: Jamaica adopted British currency as the basis of its pound system.",
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              "latest_year": 1840,
              "precision": "day",
              "qualifier": "exact",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1840-12-31",
              "iso_date": "1840-12-31"
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            "claim_ids": [
              "C944"
            ],
            "source_ids": [
              "S99"
            ],
            "original_track_id": "T-FTM000497"
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          "anchor_latest_year": 1840,
          "relationship_ids": [
            "R0060"
          ],
          "currency_ids": [
            "T-FTM000497",
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          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "T-FTM000497",
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            "event_id": "ET0764",
            "scope": "Established pound of account represented by the sovereign",
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              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1489"
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              "C265"
            ],
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              "S139"
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            "original_track_id": "T-FTM000497"
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            "R0060"
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          "currency_ids": [
            "T-FTM000497",
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          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
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          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "ET0764",
            "scope": "Established pound of account represented by the sovereign",
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              "earliest_year": 1489,
              "latest_year": 1489,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1489"
            },
            "claim_ids": [
              "C265"
            ],
            "source_ids": [
              "S139"
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            "original_track_id": "T-FTM000497"
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          "anchor_latest_year": 1489,
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            "R0060"
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          "currency_ids": [
            "T-FTM000497",
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          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": {
          "root_currency_id": "T-FTM000497",
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            "event_id": "ET0764",
            "scope": "Established pound of account represented by the sovereign",
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              "earliest_year": 1489,
              "latest_year": 1489,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1489"
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              "S139"
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            "original_track_id": "T-FTM000497"
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          "anchor_latest_year": 1489,
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            "R0060"
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            "T-FTM000497",
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          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
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              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "William I, 1066–1087"
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            "claim_ids": [
              "C1024"
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              "S140"
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            "original_track_id": "T-FTM000497",
            "anchor_role": "account_unit_observation"
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          "anchor_latest_year": 1087,
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          "currency_ids": [
            "T-FTM000497",
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          "qualifications": [],
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          "path_type": "ancestry"
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          "root_currency_id": "T-FTM000497",
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              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "786–796"
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            "claim_ids": [
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            "anchor_role": "account_unit_observation",
            "date_is_creation": false
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            "T-FTM000497",
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          "optional_relationship_ids": [],
          "path_type": "ancestry"
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            "event_id": "OBS-V19-4",
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              "qualifier": "reported",
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            "original_track_id": "T-FTM000560",
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            "T-FTM000560",
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          "qualifications": [
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            "R-V41-001: qualified relationship",
            "R-V41-001: compressed local stages; dates are a research envelope",
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          "optional_relationship_ids": [],
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              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "70 BCE (literary witness)"
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            "date_role": "literary_witness_not_transaction_date",
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            "anchor_role": "account_unit_observation",
            "date_is_creation": false
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          "anchor_latest_year": -70,
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          "qualifications": [
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            "R-V34-001: compressed local stages; dates are a research envelope",
            "C2084: qualified",
            "R-V39-001: qualified relationship",
            "R-V39-001: compressed local stages; dates are a research envelope"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
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      },
      "threshold_modes": {
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          "strict_ancestry": true,
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          "including_optional_references": true
        },
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          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1500": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1100": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
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          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
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      "code": "BND",
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      "deepest_path": {
        "root_currency_id": "CUR-V31-LEONESE-SILVER-SOLIDUS",
        "anchor": {
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          "scope": "León charter prices an enclosure and two houses at four silver solidi.",
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            "latest_year": 894,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "894"
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          "claim_ids": [
            "C1891"
          ],
          "source_ids": [
            "S993"
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          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 894,
        "relationship_ids": [
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          "R-V44-005",
          "R0033",
          "R0377",
          "R0048"
        ],
        "currency_ids": [
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          "T-FTM000476",
          "T-FTM000478",
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        "qualifications": [
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          "R0033: qualified relationship",
          "C2112: supported_inference",
          "R-V44-005: qualified relationship",
          "R-V44-005: compressed local stages; dates are a research envelope",
          "C1993: qualified",
          "R-V34-007: qualified relationship",
          "R-V34-007: compressed local stages; dates are a research envelope"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
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        "anchor": {
          "event_id": "OBS23-C1202-T-FTM000478-1822",
          "scope": "Independent Mexico issued compulsory peso-denominated paper in December 1822 while continuing real-denominated coinage.",
          "date": {
            "earliest_year": 1822,
            "latest_year": 1822,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1822"
          },
          "claim_ids": [
            "C1202"
          ],
          "source_ids": [
            "S67"
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          "root_currency_id": "T-FTM000560",
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            "event_id": "OBS-V19-4",
            "scope": "Qualified extension from late-Merovingian deniers; account continuity inferred",
            "date": {
              "earliest_year": 670,
              "latest_year": 675,
              "precision": "range",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "c.670–675"
            },
            "claim_ids": [
              "C1031"
            ],
            "source_ids": [
              "S483"
            ],
            "original_track_id": "T-FTM000560",
            "anchor_role": "account_unit_observation"
          },
          "anchor_latest_year": 675,
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            "R-V28-003",
            "R0419",
            "R0420",
            "R0422",
            "R0425"
          ],
          "currency_ids": [
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            "CUR-V28-PORTUGUESE-LIBRA",
            "FTM000053",
            "FTM000145",
            "FTM000146",
            "FTM000148",
            "FTM000151"
          ],
          "qualifications": [
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            "C1990: qualified",
            "R-V34-004: qualified relationship",
            "R-V34-004: compressed local stages; dates are a research envelope",
            "C1031: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1": {
          "root_currency_id": "CUR-V25-ROMAN-DENARIUS",
          "anchor": {
            "event_id": "OBS33-C1970-CUR-V25-ROMAN-DENARIUS",
            "scope": "Cicero's In Verrem 2.3.214–215 and 225 (70 BCE) reports wheat prices and commutation demands in denarii. The Latin explicitly names the unit. This is a dated literary witness to account denomination, not an original ledger or a currency founding date; the reported transactions precede the text.",
            "date": {
              "earliest_year": -70,
              "latest_year": -70,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "70 BCE (literary witness)"
            },
            "date_role": "literary_witness_not_transaction_date",
            "claim_ids": [
              "C1970"
            ],
            "source_ids": [
              "S1023",
              "S1024"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": -70,
          "relationship_ids": [
            "R-V39-001",
            "R-V34-001",
            "R-V34-004",
            "R-V28-003",
            "R0419",
            "R0420",
            "R0422",
            "R0425"
          ],
          "currency_ids": [
            "CUR-V25-ROMAN-DENARIUS",
            "CUR-V26-EGYPT-SOLIDUS-NOMISMA",
            "T-FTM000560",
            "CUR-V28-PORTUGUESE-LIBRA",
            "FTM000053",
            "FTM000145",
            "FTM000146",
            "FTM000148",
            "FTM000151"
          ],
          "qualifications": [
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            "C1990: qualified",
            "R-V34-004: qualified relationship",
            "R-V34-004: compressed local stages; dates are a research envelope",
            "C1987: qualified",
            "R-V34-001: qualified relationship",
            "R-V34-001: compressed local stages; dates are a research envelope",
            "C2084: qualified",
            "R-V39-001: qualified relationship",
            "R-V39-001: compressed local stages; dates are a research envelope"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "-600": null
      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1500": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1100": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "BSD",
      "currency_ids": [
        "T-FTM000521"
      ],
      "deepest_path": {
        "root_currency_id": "CUR-V26-ATHENIAN-DRACHMA",
        "anchor": {
          "event_id": "OBS26-C1377-CUR-V26-ATHENIAN-DRACHMA--425",
          "scope": "The Athenian treasury account records principal and interest in talents,drachmas and obol fractions. Detailed disbursements cover 426/5–423/2 BCE, with a retrospective summary for 433/2–427/6.",
          "date": {
            "earliest_year": -426,
            "latest_year": -425,
            "precision": "range",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "-426–-425"
          },
          "claim_ids": [
            "C1377"
          ],
          "source_ids": [
            "S689"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": -425,
        "relationship_ids": [
          "R-V36-001",
          "R-V25-004",
          "R-V39-001",
          "R-V34-001",
          "R-V41-001",
          "R0059"
        ],
        "currency_ids": [
          "CUR-V26-ATHENIAN-DRACHMA",
          "CUR-V25-EGYPT-DRACHMA",
          "CUR-V25-ROMAN-DENARIUS",
          "CUR-V26-EGYPT-SOLIDUS-NOMISMA",
          "T-FTM000560",
          "T-FTM000497",
          "T-FTM000521"
        ],
        "qualifications": [
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          "R-V41-001: qualified relationship",
          "R-V41-001: compressed local stages; dates are a research envelope",
          "C1987: qualified",
          "R-V34-001: qualified relationship",
          "R-V34-001: compressed local stages; dates are a research envelope",
          "C2084: qualified",
          "R-V39-001: qualified relationship",
          "R-V39-001: compressed local stages; dates are a research envelope",
          "C1849: qualified",
          "R-V25-004: qualified relationship",
          "R-V25-004: compressed local stages; dates are a research envelope",
          "C2037: qualified",
          "R-V36-001: qualified relationship",
          "R-V36-001: compressed local stages; dates are a research envelope"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "T-FTM000497",
        "anchor": {
          "event_id": "OBS29-C1828-T-FTM000497-807",
          "scope": "Cuthred’s Eythorne grant values the transferred land at 3,000 pence. This contemporary account transaction supports the existing English penny lineage before the 833–839 pound-of-pennies witness.",
          "date": {
            "earliest_year": 805,
            "latest_year": 807,
            "precision": "range",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "805–807"
          },
          "claim_ids": [
            "C1828"
          ],
          "source_ids": [
            "S632",
            "S944"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 807,
        "relationship_ids": [
          "R0059"
        ],
        "currency_ids": [
          "T-FTM000497",
          "T-FTM000521"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "ET0731",
            "scope": "territorial_unit_derivation: Jamaica adopted British currency as the basis of its pound system.",
            "date": {
              "earliest_year": 1840,
              "latest_year": 1840,
              "precision": "day",
              "qualifier": "exact",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1840-12-31",
              "iso_date": "1840-12-31"
            },
            "claim_ids": [
              "C944"
            ],
            "source_ids": [
              "S99"
            ],
            "original_track_id": "T-FTM000497"
          },
          "anchor_latest_year": 1840,
          "relationship_ids": [
            "R0059"
          ],
          "currency_ids": [
            "T-FTM000497",
            "T-FTM000521"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "ET0764",
            "scope": "Established pound of account represented by the sovereign",
            "date": {
              "earliest_year": 1489,
              "latest_year": 1489,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1489"
            },
            "claim_ids": [
              "C265"
            ],
            "source_ids": [
              "S139"
            ],
            "original_track_id": "T-FTM000497"
          },
          "anchor_latest_year": 1489,
          "relationship_ids": [
            "R0059"
          ],
          "currency_ids": [
            "T-FTM000497",
            "T-FTM000521"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "ET0764",
            "scope": "Established pound of account represented by the sovereign",
            "date": {
              "earliest_year": 1489,
              "latest_year": 1489,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1489"
            },
            "claim_ids": [
              "C265"
            ],
            "source_ids": [
              "S139"
            ],
            "original_track_id": "T-FTM000497"
          },
          "anchor_latest_year": 1489,
          "relationship_ids": [
            "R0059"
          ],
          "currency_ids": [
            "T-FTM000497",
            "T-FTM000521"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "ET0764",
            "scope": "Established pound of account represented by the sovereign",
            "date": {
              "earliest_year": 1489,
              "latest_year": 1489,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1489"
            },
            "claim_ids": [
              "C265"
            ],
            "source_ids": [
              "S139"
            ],
            "original_track_id": "T-FTM000497"
          },
          "anchor_latest_year": 1489,
          "relationship_ids": [
            "R0059"
          ],
          "currency_ids": [
            "T-FTM000497",
            "T-FTM000521"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1100": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "OBS-V19-1",
            "scope": "240-pence pound: observation in a reign, not exact creation date",
            "date": {
              "earliest_year": 1066,
              "latest_year": 1087,
              "precision": "range",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "William I, 1066–1087"
            },
            "claim_ids": [
              "C1024"
            ],
            "source_ids": [
              "S140"
            ],
            "original_track_id": "T-FTM000497",
            "anchor_role": "account_unit_observation"
          },
          "anchor_latest_year": 1087,
          "relationship_ids": [
            "R0059"
          ],
          "currency_ids": [
            "T-FTM000497",
            "T-FTM000521"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "800": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "OBS29-C1829-T-FTM000497-796",
            "scope": "Beonna’s Swineshead lease fixes consideration at 1,000 shillings and an annual render of hospitality or thirty sicli; heirs remain liable. This extends qualified early-English account evidence.",
            "date": {
              "earliest_year": 786,
              "latest_year": 796,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "786–796"
            },
            "claim_ids": [
              "C1829"
            ],
            "source_ids": [
              "S942",
              "S943"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 796,
          "relationship_ids": [
            "R0059"
          ],
          "currency_ids": [
            "T-FTM000497",
            "T-FTM000521"
          ],
          "qualifications": [
            "C1829: qualified"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "700": {
          "root_currency_id": "T-FTM000560",
          "anchor": {
            "event_id": "OBS-V19-4",
            "scope": "Qualified extension from late-Merovingian deniers; account continuity inferred",
            "date": {
              "earliest_year": 670,
              "latest_year": 675,
              "precision": "range",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "c.670–675"
            },
            "claim_ids": [
              "C1031"
            ],
            "source_ids": [
              "S483"
            ],
            "original_track_id": "T-FTM000560",
            "anchor_role": "account_unit_observation"
          },
          "anchor_latest_year": 675,
          "relationship_ids": [
            "R-V41-001",
            "R0059"
          ],
          "currency_ids": [
            "T-FTM000560",
            "T-FTM000497",
            "T-FTM000521"
          ],
          "qualifications": [
            "C2097: qualified",
            "R-V41-001: qualified relationship",
            "R-V41-001: compressed local stages; dates are a research envelope",
            "C1031: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1": {
          "root_currency_id": "CUR-V25-ROMAN-DENARIUS",
          "anchor": {
            "event_id": "OBS33-C1970-CUR-V25-ROMAN-DENARIUS",
            "scope": "Cicero's In Verrem 2.3.214–215 and 225 (70 BCE) reports wheat prices and commutation demands in denarii. The Latin explicitly names the unit. This is a dated literary witness to account denomination, not an original ledger or a currency founding date; the reported transactions precede the text.",
            "date": {
              "earliest_year": -70,
              "latest_year": -70,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "70 BCE (literary witness)"
            },
            "date_role": "literary_witness_not_transaction_date",
            "claim_ids": [
              "C1970"
            ],
            "source_ids": [
              "S1023",
              "S1024"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": -70,
          "relationship_ids": [
            "R-V39-001",
            "R-V34-001",
            "R-V41-001",
            "R0059"
          ],
          "currency_ids": [
            "CUR-V25-ROMAN-DENARIUS",
            "CUR-V26-EGYPT-SOLIDUS-NOMISMA",
            "T-FTM000560",
            "T-FTM000497",
            "T-FTM000521"
          ],
          "qualifications": [
            "C2097: qualified",
            "R-V41-001: qualified relationship",
            "R-V41-001: compressed local stages; dates are a research envelope",
            "C1987: qualified",
            "R-V34-001: qualified relationship",
            "R-V34-001: compressed local stages; dates are a research envelope",
            "C2084: qualified",
            "R-V39-001: qualified relationship",
            "R-V39-001: compressed local stages; dates are a research envelope"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "-600": null
      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1500": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1100": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "BTN",
      "currency_ids": [
        "FTM000288"
      ],
      "deepest_path": {
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        "anchor": {
          "event_id": "OBS35-C2003-CUR-V35-MUGHAL-RUPEE-1599",
          "scope": "The Ain-i-Akbari sets the rupee’s salary rating at 40 dams and identifies Sher Khan’s rupee as the antecedent of Akbar’s issue. The 1590s date bounds this textual witness, not the currency’s origin.",
          "date": {
            "earliest_year": 1590,
            "latest_year": 1599,
            "precision": "range",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1590s textual witness; approximate composition period"
          },
          "claim_ids": [
            "C2003"
          ],
          "source_ids": [
            "S1041",
            "S1043"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1599,
        "relationship_ids": [
          "R-V35-001",
          "R-V22-051",
          "R-V22-025"
        ],
        "currency_ids": [
          "CUR-V35-MUGHAL-RUPEE",
          "CUR-V22-CALCUTTA-SICCA",
          "FTM000285",
          "FTM000288"
        ],
        "qualifications": [
          "C2010: qualified",
          "R-V35-001: qualified relationship",
          "R-V35-001: compressed local stages; dates are a research envelope"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "CUR-V28-PATNA-SANWAT",
        "anchor": {
          "event_id": "OBS28-C1742-CUR-V28-PATNA-SANWAT-1775",
          "scope": "A1775 land grant denominated rent in Sanwat Azeemabadee rupees, separately valued from sicca.",
          "date": {
            "earliest_year": 1775,
            "latest_year": 1775,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1775"
          },
          "claim_ids": [
            "C1742"
          ],
          "source_ids": [
            "S910"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1775,
        "relationship_ids": [
          "R-V28-001",
          "R-V22-051",
          "R-V22-025"
        ],
        "currency_ids": [
          "CUR-V28-PATNA-SANWAT",
          "CUR-V22-CALCUTTA-SICCA",
          "FTM000285",
          "FTM000288"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": {
          "root_currency_id": "FTM000285",
          "anchor": {
            "event_id": "ET0392",
            "scope": "19 May 1898 order, recited in 1905; not first Indian rupee",
            "date": {
              "earliest_year": 1898,
              "latest_year": 1898,
              "precision": "day",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "19 May 1898 order, recited in 1905; not first Indian rupee",
              "iso_date": "1898-05-19"
            },
            "claim_ids": [
              "C602"
            ],
            "source_ids": [
              "S334"
            ],
            "original_track_id": "FTM000284"
          },
          "anchor_latest_year": 1898,
          "relationship_ids": [
            "R-V22-025"
          ],
          "currency_ids": [
            "FTM000285",
            "FTM000288"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "CUR-V22-CALCUTTA-SICCA",
          "anchor": {
            "event_id": "OBS28-C1761-CUR-V22-CALCUTTA-SICCA-1793",
            "scope": "Regulation XXXV required sicca-denominated new contracts and revenue payments, as quoted by the Privy Council.",
            "date": {
              "earliest_year": 1793,
              "latest_year": 1793,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1793"
            },
            "claim_ids": [
              "C1761"
            ],
            "source_ids": [
              "S910"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1793,
          "relationship_ids": [
            "R-V22-051",
            "R-V22-025"
          ],
          "currency_ids": [
            "CUR-V22-CALCUTTA-SICCA",
            "FTM000285",
            "FTM000288"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
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            "event_id": "OBS37-C2041-CUR-V37-MADRAS-PAGODA-1643",
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            "date": {
              "earliest_year": 1643,
              "latest_year": 1643,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1643"
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            ],
            "source_ids": [
              "S1068"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false,
            "identity_association_status": "qualified"
          },
          "anchor_latest_year": 1643,
          "relationship_ids": [
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            "R-V22-025"
          ],
          "currency_ids": [
            "CUR-V37-MADRAS-PAGODA",
            "FTM000285",
            "FTM000288"
          ],
          "qualifications": [
            "C2072: qualified",
            "R-V37-001: qualified relationship",
            "R-V37-001: compressed local stages; dates are a research envelope",
            "C2041: qualified",
            "OBS37-C2041-CUR-V37-MADRAS-PAGODA-1643: qualified identity association"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": null,
        "1100": null,
        "800": null,
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      },
      "threshold_modes": {
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          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
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        },
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          "including_optional_references": false
        },
        "1100": {
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          "including_optional_references": false
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
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          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "BWP",
      "currency_ids": [
        "FTM000194"
      ],
      "deepest_path": {
        "root_currency_id": "CUR-V26-ATHENIAN-DRACHMA",
        "anchor": {
          "event_id": "OBS26-C1377-CUR-V26-ATHENIAN-DRACHMA--425",
          "scope": "The Athenian treasury account records principal and interest in talents,drachmas and obol fractions. Detailed disbursements cover 426/5–423/2 BCE, with a retrospective summary for 433/2–427/6.",
          "date": {
            "earliest_year": -426,
            "latest_year": -425,
            "precision": "range",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "-426–-425"
          },
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          ],
          "source_ids": [
            "S689"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": -425,
        "relationship_ids": [
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          "R-V25-004",
          "R-V39-001",
          "R-V34-001",
          "R-V41-001",
          "R0368",
          "R0369",
          "R0370"
        ],
        "currency_ids": [
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          "CUR-V25-EGYPT-DRACHMA",
          "CUR-V25-ROMAN-DENARIUS",
          "CUR-V26-EGYPT-SOLIDUS-NOMISMA",
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          "FTM000191",
          "T-FTM000529",
          "FTM000194"
        ],
        "qualifications": [
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          "R-V41-001: qualified relationship",
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          "R-V34-001: qualified relationship",
          "R-V34-001: compressed local stages; dates are a research envelope",
          "C2084: qualified",
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          "R-V39-001: compressed local stages; dates are a research envelope",
          "C1849: qualified",
          "R-V25-004: qualified relationship",
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          "R-V36-001: qualified relationship",
          "R-V36-001: compressed local stages; dates are a research envelope"
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        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
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        "anchor": {
          "event_id": "OBS29-C1828-T-FTM000497-807",
          "scope": "Cuthred’s Eythorne grant values the transferred land at 3,000 pence. This contemporary account transaction supports the existing English penny lineage before the 833–839 pound-of-pennies witness.",
          "date": {
            "earliest_year": 805,
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            "precision": "range",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "805–807"
          },
          "claim_ids": [
            "C1828"
          ],
          "source_ids": [
            "S632",
            "S944"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 807,
        "relationship_ids": [
          "R0368",
          "R0369",
          "R0370"
        ],
        "currency_ids": [
          "T-FTM000497",
          "FTM000191",
          "T-FTM000529",
          "FTM000194"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "ET0731",
            "scope": "territorial_unit_derivation: Jamaica adopted British currency as the basis of its pound system.",
            "date": {
              "earliest_year": 1840,
              "latest_year": 1840,
              "precision": "day",
              "qualifier": "exact",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1840-12-31",
              "iso_date": "1840-12-31"
            },
            "claim_ids": [
              "C944"
            ],
            "source_ids": [
              "S99"
            ],
            "original_track_id": "T-FTM000497"
          },
          "anchor_latest_year": 1840,
          "relationship_ids": [
            "R0368",
            "R0369",
            "R0370"
          ],
          "currency_ids": [
            "T-FTM000497",
            "FTM000191",
            "T-FTM000529",
            "FTM000194"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "ET0764",
            "scope": "Established pound of account represented by the sovereign",
            "date": {
              "earliest_year": 1489,
              "latest_year": 1489,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1489"
            },
            "claim_ids": [
              "C265"
            ],
            "source_ids": [
              "S139"
            ],
            "original_track_id": "T-FTM000497"
          },
          "anchor_latest_year": 1489,
          "relationship_ids": [
            "R0368",
            "R0369",
            "R0370"
          ],
          "currency_ids": [
            "T-FTM000497",
            "FTM000191",
            "T-FTM000529",
            "FTM000194"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "ET0764",
            "scope": "Established pound of account represented by the sovereign",
            "date": {
              "earliest_year": 1489,
              "latest_year": 1489,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1489"
            },
            "claim_ids": [
              "C265"
            ],
            "source_ids": [
              "S139"
            ],
            "original_track_id": "T-FTM000497"
          },
          "anchor_latest_year": 1489,
          "relationship_ids": [
            "R0368",
            "R0369",
            "R0370"
          ],
          "currency_ids": [
            "T-FTM000497",
            "FTM000191",
            "T-FTM000529",
            "FTM000194"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "ET0764",
            "scope": "Established pound of account represented by the sovereign",
            "date": {
              "earliest_year": 1489,
              "latest_year": 1489,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1489"
            },
            "claim_ids": [
              "C265"
            ],
            "source_ids": [
              "S139"
            ],
            "original_track_id": "T-FTM000497"
          },
          "anchor_latest_year": 1489,
          "relationship_ids": [
            "R0368",
            "R0369",
            "R0370"
          ],
          "currency_ids": [
            "T-FTM000497",
            "FTM000191",
            "T-FTM000529",
            "FTM000194"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1100": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "OBS-V19-1",
            "scope": "240-pence pound: observation in a reign, not exact creation date",
            "date": {
              "earliest_year": 1066,
              "latest_year": 1087,
              "precision": "range",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "William I, 1066–1087"
            },
            "claim_ids": [
              "C1024"
            ],
            "source_ids": [
              "S140"
            ],
            "original_track_id": "T-FTM000497",
            "anchor_role": "account_unit_observation"
          },
          "anchor_latest_year": 1087,
          "relationship_ids": [
            "R0368",
            "R0369",
            "R0370"
          ],
          "currency_ids": [
            "T-FTM000497",
            "FTM000191",
            "T-FTM000529",
            "FTM000194"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "800": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "OBS29-C1829-T-FTM000497-796",
            "scope": "Beonna’s Swineshead lease fixes consideration at 1,000 shillings and an annual render of hospitality or thirty sicli; heirs remain liable. This extends qualified early-English account evidence.",
            "date": {
              "earliest_year": 786,
              "latest_year": 796,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "786–796"
            },
            "claim_ids": [
              "C1829"
            ],
            "source_ids": [
              "S942",
              "S943"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 796,
          "relationship_ids": [
            "R0368",
            "R0369",
            "R0370"
          ],
          "currency_ids": [
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            "T-FTM000529",
            "FTM000194"
          ],
          "qualifications": [
            "C1829: qualified"
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          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "700": {
          "root_currency_id": "T-FTM000560",
          "anchor": {
            "event_id": "OBS-V19-4",
            "scope": "Qualified extension from late-Merovingian deniers; account continuity inferred",
            "date": {
              "earliest_year": 670,
              "latest_year": 675,
              "precision": "range",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "c.670–675"
            },
            "claim_ids": [
              "C1031"
            ],
            "source_ids": [
              "S483"
            ],
            "original_track_id": "T-FTM000560",
            "anchor_role": "account_unit_observation"
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            "R0369",
            "R0370"
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            "T-FTM000529",
            "FTM000194"
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          "qualifications": [
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            "R-V41-001: compressed local stages; dates are a research envelope",
            "C1031: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1": {
          "root_currency_id": "CUR-V25-ROMAN-DENARIUS",
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            "event_id": "OBS33-C1970-CUR-V25-ROMAN-DENARIUS",
            "scope": "Cicero's In Verrem 2.3.214–215 and 225 (70 BCE) reports wheat prices and commutation demands in denarii. The Latin explicitly names the unit. This is a dated literary witness to account denomination, not an original ledger or a currency founding date; the reported transactions precede the text.",
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              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "70 BCE (literary witness)"
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            ],
            "source_ids": [
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            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": -70,
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            "R-V34-001",
            "R-V41-001",
            "R0368",
            "R0369",
            "R0370"
          ],
          "currency_ids": [
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            "CUR-V26-EGYPT-SOLIDUS-NOMISMA",
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            "T-FTM000497",
            "FTM000191",
            "T-FTM000529",
            "FTM000194"
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          "qualifications": [
            "C2097: qualified",
            "R-V41-001: qualified relationship",
            "R-V41-001: compressed local stages; dates are a research envelope",
            "C1987: qualified",
            "R-V34-001: qualified relationship",
            "R-V34-001: compressed local stages; dates are a research envelope",
            "C2084: qualified",
            "R-V39-001: qualified relationship",
            "R-V39-001: compressed local stages; dates are a research envelope"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
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      },
      "threshold_modes": {
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          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
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          "including_optional_references": true
        },
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          "strict_ancestry": true,
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        },
        "1100": {
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          "ancestry_including_qualified": true,
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        },
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        },
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        },
        "-600": {
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          "including_optional_references": false
        }
      }
    },
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        "FTM000354"
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      "deepest_path": {
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          "scope": "The Sudebnik measures litigation and judicial fees in rubles; article 30 names Moscow rubles. This establishes a local account unit before coinage of a ruble denomination. Its pre-unification association with the continuing Muscovite/Imperial profile remains qualified. Association with the later continuous currency identity remains qualified.",
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            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1497"
          },
          "claim_ids": [
            "C1750"
          ],
          "source_ids": [
            "S901"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false,
          "identity_association_status": "qualified"
        },
        "anchor_latest_year": 1497,
        "relationship_ids": [
          "R-V22-026"
        ],
        "currency_ids": [
          "FTM000349",
          "FTM000354"
        ],
        "qualifications": [
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          "C1750: supported_inference",
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        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": null,
      "threshold_paths": {
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          "root_currency_id": "FTM000349",
          "anchor": {
            "event_id": "ET0647",
            "scope": "territorial_unit_derivation: Finland introduced the markka as one quarter of a silver ruble in 1860, replacing rubles in accounts and transactions from 1863.",
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              "earliest_year": 1860,
              "latest_year": 1863,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1860–1863"
            },
            "claim_ids": [
              "C860"
            ],
            "source_ids": [
              "S427"
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            "original_track_id": "FTM000346"
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          "anchor_latest_year": 1863,
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          ],
          "currency_ids": [
            "FTM000349",
            "FTM000354"
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          "qualifications": [
            "C1622: indexed evidence",
            "C860: supported_inference",
            "C860: indexed evidence"
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          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
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            "event_id": "OBS28-C1750-FTM000346-1497",
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            "date": {
              "earliest_year": 1497,
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              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1497"
            },
            "claim_ids": [
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            ],
            "source_ids": [
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            "anchor_role": "account_unit_observation",
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          },
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          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
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            "event_id": "OBS28-C1750-FTM000346-1497",
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              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1497"
            },
            "claim_ids": [
              "C1750"
            ],
            "source_ids": [
              "S901"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false,
            "identity_association_status": "qualified"
          },
          "anchor_latest_year": 1497,
          "relationship_ids": [
            "R-V22-026"
          ],
          "currency_ids": [
            "FTM000349",
            "FTM000354"
          ],
          "qualifications": [
            "C1622: indexed evidence",
            "C1750: supported_inference",
            "OBS28-C1750-FTM000346-1497: qualified identity association"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": {
          "root_currency_id": "FTM000349",
          "anchor": {
            "event_id": "OBS28-C1750-FTM000346-1497",
            "scope": "The Sudebnik measures litigation and judicial fees in rubles; article 30 names Moscow rubles. This establishes a local account unit before coinage of a ruble denomination. Its pre-unification association with the continuing Muscovite/Imperial profile remains qualified. Association with the later continuous currency identity remains qualified.",
            "date": {
              "earliest_year": 1497,
              "latest_year": 1497,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1497"
            },
            "claim_ids": [
              "C1750"
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          "path_type": "ancestry"
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          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
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            "event_id": "ET0765",
            "scope": "Real attested in the 1497 monetary tariff",
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              "earliest_year": 1497,
              "latest_year": 1497,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
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            "original_track_id": "T-FTM000475"
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        },
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              "latest_year": 1497,
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              "calendar": "CE/BCE, historical year numbering; no year zero",
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              "C336"
            ],
            "source_ids": [
              "S171"
            ],
            "original_track_id": "T-FTM000475"
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          "optional_relationship_ids": [],
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        },
        "1100": {
          "root_currency_id": "CUR-V31-LEONESE-SILVER-SOLIDUS",
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            "event_id": "OBS31-C1891-CUR-V31-LEONESE-SILVER-SOLIDUS-894",
            "scope": "León charter prices an enclosure and two houses at four silver solidi.",
            "date": {
              "earliest_year": 894,
              "latest_year": 894,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "894"
            },
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            "anchor_role": "account_unit_observation",
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      }
    },
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            "latest_year": 894,
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            "calendar": "CE/BCE, historical year numbering; no year zero",
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        },
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        ],
        "currency_ids": [
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          "C2112: supported_inference",
          "R-V44-005: qualified relationship",
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          "R-V34-007: qualified relationship",
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            "latest_year": 1904,
            "precision": "year",
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            "calendar": "CE/BCE, historical year numbering; no year zero",
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              "precision": "range",
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              "calendar": "CE/BCE, historical year numbering; no year zero",
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            "original_track_id": "T-FTM000475"
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          ],
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            "T-FTM000476",
            "FTM000070"
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              "latest_year": 1497,
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              "calendar": "CE/BCE, historical year numbering; no year zero",
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            "FTM000070"
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          "optional_relationship_ids": [],
          "path_type": "ancestry"
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            "scope": "Real attested in the 1497 monetary tariff",
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              "earliest_year": 1497,
              "latest_year": 1497,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
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            "original_track_id": "T-FTM000475"
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            "T-FTM000476",
            "FTM000070"
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            "R-V23-018: qualified relationship"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
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          "root_currency_id": "CUR-V31-LEONESE-SILVER-SOLIDUS",
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            "event_id": "OBS31-C1891-CUR-V31-LEONESE-SILVER-SOLIDUS-894",
            "scope": "León charter prices an enclosure and two houses at four silver solidi.",
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              "latest_year": 894,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "894"
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            "latest_year": 1839,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1839"
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          "source_ids": [
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          "anchor_role": "account_unit_observation",
          "date_is_creation": false
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        "qualifications": [
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        "optional_relationship_ids": [],
        "path_type": "ancestry"
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      "deepest_supported_ancestry_path": {
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            "latest_year": 1896,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1896"
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        "anchor_latest_year": 1896,
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          "C2112: supported_inference",
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          "R-V34-007: compressed local stages; dates are a research envelope"
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        "path_type": "ancestry"
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      "deepest_supported_ancestry_path": {
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          "scope": "Cuba’s national peso replaced local Spanish-gold peso accounting through the 1914–1916 monetary reform. Only this local transition is asserted; other inputs and earlier stages may remain untraced.",
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            "latest_year": 1916,
            "precision": "range",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1914–1916"
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        },
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        "optional_relationship_ids": [],
        "path_type": "ancestry"
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              "latest_year": 1868,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1779–1868"
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            "claim_ids": [
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            ],
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            "anchor_role": "account_unit_transition",
            "date_is_creation": false
          },
          "anchor_latest_year": 1868,
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          "currency_ids": [
            "FTM000099",
            "FTM000100"
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          "qualifications": [
            "C1696: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "T-FTM000476",
          "anchor": {
            "event_id": "ET0740",
            "scope": "denomination_derivation: The Spanish dollar or piece of eight represented eight reales.",
            "date": {
              "earliest_year": 1600,
              "latest_year": 1799,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1600–1799"
            },
            "claim_ids": [
              "C953"
            ],
            "source_ids": [
              "S99"
            ],
            "original_track_id": "T-FTM000475"
          },
          "anchor_latest_year": 1799,
          "relationship_ids": [
            "R-V27-038",
            "R-V23-020"
          ],
          "currency_ids": [
            "T-FTM000476",
            "FTM000099",
            "FTM000100"
          ],
          "qualifications": [
            "C1696: supported_inference",
            "R-V27-038: qualified relationship"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "T-FTM000476",
          "anchor": {
            "event_id": "ET0765",
            "scope": "Real attested in the 1497 monetary tariff",
            "date": {
              "earliest_year": 1497,
              "latest_year": 1497,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1497"
            },
            "claim_ids": [
              "C336"
            ],
            "source_ids": [
              "S171"
            ],
            "original_track_id": "T-FTM000475"
          },
          "anchor_latest_year": 1497,
          "relationship_ids": [
            "R-V27-038",
            "R-V23-020"
          ],
          "currency_ids": [
            "T-FTM000476",
            "FTM000099",
            "FTM000100"
          ],
          "qualifications": [
            "C1696: supported_inference",
            "R-V27-038: qualified relationship"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": {
          "root_currency_id": "T-FTM000476",
          "anchor": {
            "event_id": "ET0765",
            "scope": "Real attested in the 1497 monetary tariff",
            "date": {
              "earliest_year": 1497,
              "latest_year": 1497,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1497"
            },
            "claim_ids": [
              "C336"
            ],
            "source_ids": [
              "S171"
            ],
            "original_track_id": "T-FTM000475"
          },
          "anchor_latest_year": 1497,
          "relationship_ids": [
            "R-V27-038",
            "R-V23-020"
          ],
          "currency_ids": [
            "T-FTM000476",
            "FTM000099",
            "FTM000100"
          ],
          "qualifications": [
            "C1696: supported_inference",
            "R-V27-038: qualified relationship"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1100": {
          "root_currency_id": "CUR-V31-LEONESE-SILVER-SOLIDUS",
          "anchor": {
            "event_id": "OBS31-C1891-CUR-V31-LEONESE-SILVER-SOLIDUS-894",
            "scope": "León charter prices an enclosure and two houses at four silver solidi.",
            "date": {
              "earliest_year": 894,
              "latest_year": 894,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "894"
            },
            "claim_ids": [
              "C1891"
            ],
            "source_ids": [
              "S993"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 894,
          "relationship_ids": [
            "R-V34-007",
            "R-V44-005",
            "R-V27-038",
            "R-V23-020"
          ],
          "currency_ids": [
            "CUR-V31-LEONESE-SILVER-SOLIDUS",
            "T-FTM000621",
            "T-FTM000476",
            "FTM000099",
            "FTM000100"
          ],
          "qualifications": [
            "C1696: supported_inference",
            "R-V27-038: qualified relationship",
            "C2112: supported_inference",
            "R-V44-005: qualified relationship",
            "R-V44-005: compressed local stages; dates are a research envelope",
            "C1993: qualified",
            "R-V34-007: qualified relationship",
            "R-V34-007: compressed local stages; dates are a research envelope"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "800": null,
        "700": null,
        "1": null,
        "-600": null
      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1500": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1100": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "CVE",
      "currency_ids": [
        "FTM000153"
      ],
      "deepest_path": {
        "root_currency_id": "CUR-V26-ATHENIAN-DRACHMA",
        "anchor": {
          "event_id": "OBS26-C1377-CUR-V26-ATHENIAN-DRACHMA--425",
          "scope": "The Athenian treasury account records principal and interest in talents,drachmas and obol fractions. Detailed disbursements cover 426/5–423/2 BCE, with a retrospective summary for 433/2–427/6.",
          "date": {
            "earliest_year": -426,
            "latest_year": -425,
            "precision": "range",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "-426–-425"
          },
          "claim_ids": [
            "C1377"
          ],
          "source_ids": [
            "S689"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": -425,
        "relationship_ids": [
          "R-V36-001",
          "R-V25-004",
          "R-V39-001",
          "R-V34-001",
          "R-V34-004",
          "R-V28-003",
          "R-V23-008"
        ],
        "currency_ids": [
          "CUR-V26-ATHENIAN-DRACHMA",
          "CUR-V25-EGYPT-DRACHMA",
          "CUR-V25-ROMAN-DENARIUS",
          "CUR-V26-EGYPT-SOLIDUS-NOMISMA",
          "T-FTM000560",
          "CUR-V28-PORTUGUESE-LIBRA",
          "FTM000053",
          "FTM000153"
        ],
        "qualifications": [
          "C1168: supported_inference",
          "C1168: indexed evidence",
          "R-V23-008: qualified relationship",
          "C1990: qualified",
          "R-V34-004: qualified relationship",
          "R-V34-004: compressed local stages; dates are a research envelope",
          "C1987: qualified",
          "R-V34-001: qualified relationship",
          "R-V34-001: compressed local stages; dates are a research envelope",
          "C2084: qualified",
          "R-V39-001: qualified relationship",
          "R-V39-001: compressed local stages; dates are a research envelope",
          "C1849: qualified",
          "R-V25-004: qualified relationship",
          "R-V25-004: compressed local stages; dates are a research envelope",
          "C2037: qualified",
          "R-V36-001: qualified relationship",
          "R-V36-001: compressed local stages; dates are a research envelope"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "FTM000153",
        "anchor": {
          "event_id": "OBS25-C1295-FTM000153-1914",
          "scope": "Cabo Verde receives an independent statutory account-conversion anchor for 1914; retain existing older Cape Verde ancestry and do not invent another 1914 currency. ",
          "date": {
            "earliest_year": 1914,
            "latest_year": 1914,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1914"
          },
          "claim_ids": [
            "C1295"
          ],
          "source_ids": [
            "S652"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1914,
        "relationship_ids": [],
        "currency_ids": [
          "FTM000153"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
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      "threshold_paths": {
        "1900": {
          "root_currency_id": "FTM000153",
          "anchor": {
            "event_id": "OBS23-C1168-FTM000153-1865",
            "scope": "Cabo Verde’s real/escudo continuity is provisionally traced to regional differentiation from Portuguese-real accounting during 1853–1865. Local currency arrangements and issues support this qualified branch; the exact account-law boundary remains open. Only this local transition is asserted; other inputs and earlier stages may remain untraced.",
            "date": {
              "earliest_year": 1853,
              "latest_year": 1865,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1853–1865"
            },
            "claim_ids": [
              "C1168"
            ],
            "source_ids": [
              "S565"
            ],
            "anchor_role": "account_unit_transition",
            "date_is_creation": false
          },
          "anchor_latest_year": 1865,
          "relationship_ids": [],
          "currency_ids": [
            "FTM000153"
          ],
          "qualifications": [
            "C1168: supported_inference",
            "C1168: indexed evidence"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "FTM000053",
          "anchor": {
            "event_id": "ET0790",
            "scope": "local_issue_on_imported_currency_standard: Brazilian réis developed from Portuguese money, with imported coin circulation followed by provincial recoinage.",
            "date": {
              "earliest_year": 1568,
              "latest_year": 1694,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1568–1694"
            },
            "claim_ids": [
              "C1001"
            ],
            "source_ids": [
              "S477",
              "S479"
            ],
            "original_track_id": "FTM000053"
          },
          "anchor_latest_year": 1694,
          "relationship_ids": [
            "R-V23-008"
          ],
          "currency_ids": [
            "FTM000053",
            "FTM000153"
          ],
          "qualifications": [
            "C1168: supported_inference",
            "C1168: indexed evidence",
            "R-V23-008: qualified relationship",
            "C1001: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "FTM000053",
          "anchor": {
            "event_id": "ET0790",
            "scope": "local_issue_on_imported_currency_standard: Brazilian réis developed from Portuguese money, with imported coin circulation followed by provincial recoinage.",
            "date": {
              "earliest_year": 1568,
              "latest_year": 1694,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1568–1694"
            },
            "claim_ids": [
              "C1001"
            ],
            "source_ids": [
              "S477",
              "S479"
            ],
            "original_track_id": "FTM000053"
          },
          "anchor_latest_year": 1694,
          "relationship_ids": [
            "R-V23-008"
          ],
          "currency_ids": [
            "FTM000053",
            "FTM000153"
          ],
          "qualifications": [
            "C1168: supported_inference",
            "C1168: indexed evidence",
            "R-V23-008: qualified relationship",
            "C1001: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": {
          "root_currency_id": "FTM000053",
          "anchor": {
            "event_id": "ET0799",
            "scope": "unit_attestation: Banco de Portugal traces the real replaced in 1911 to the reign of Duarte, by 1435.",
            "date": {
              "earliest_year": 1435,
              "latest_year": 1435,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1435"
            },
            "claim_ids": [
              "C1010"
            ],
            "source_ids": [
              "S480"
            ],
            "original_track_id": "FTM000053"
          },
          "anchor_latest_year": 1435,
          "relationship_ids": [
            "R-V23-008"
          ],
          "currency_ids": [
            "FTM000053",
            "FTM000153"
          ],
          "qualifications": [
            "C1168: supported_inference",
            "C1168: indexed evidence",
            "R-V23-008: qualified relationship",
            "C1010: indexed evidence"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1100": {
          "root_currency_id": "CUR-V28-PORTUGUESE-LIBRA",
          "anchor": {
            "event_id": "OBS31-C1931-CUR-V28-PORTUGUESE-LIBRA-1091",
            "scope": "Portucalense land contracts state soldo debts settled in dinheiros, including money of King AlfonsoVI. These are earlier regional account witnesses.",
            "date": {
              "earliest_year": 1090,
              "latest_year": 1091,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1090–1091"
            },
            "claim_ids": [
              "C1931"
            ],
            "source_ids": [
              "S988"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1091,
          "relationship_ids": [
            "R-V28-003",
            "R-V23-008"
          ],
          "currency_ids": [
            "CUR-V28-PORTUGUESE-LIBRA",
            "FTM000053",
            "FTM000153"
          ],
          "qualifications": [
            "C1168: supported_inference",
            "C1168: indexed evidence",
            "R-V23-008: qualified relationship",
            "C1931: qualified"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "800": {
          "root_currency_id": "T-FTM000560",
          "anchor": {
            "event_id": "OBS-V19-2",
            "scope": "Account solidus of twelve denarii",
            "date": {
              "earliest_year": 755,
              "latest_year": 755,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "755"
            },
            "claim_ids": [
              "C1026"
            ],
            "source_ids": [
              "S483"
            ],
            "original_track_id": "T-FTM000560",
            "anchor_role": "account_unit_observation"
          },
          "anchor_latest_year": 755,
          "relationship_ids": [
            "R-V34-004",
            "R-V28-003",
            "R-V23-008"
          ],
          "currency_ids": [
            "T-FTM000560",
            "CUR-V28-PORTUGUESE-LIBRA",
            "FTM000053",
            "FTM000153"
          ],
          "qualifications": [
            "C1168: supported_inference",
            "C1168: indexed evidence",
            "R-V23-008: qualified relationship",
            "C1990: qualified",
            "R-V34-004: qualified relationship",
            "R-V34-004: compressed local stages; dates are a research envelope"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "700": {
          "root_currency_id": "T-FTM000560",
          "anchor": {
            "event_id": "OBS-V19-4",
            "scope": "Qualified extension from late-Merovingian deniers; account continuity inferred",
            "date": {
              "earliest_year": 670,
              "latest_year": 675,
              "precision": "range",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "c.670–675"
            },
            "claim_ids": [
              "C1031"
            ],
            "source_ids": [
              "S483"
            ],
            "original_track_id": "T-FTM000560",
            "anchor_role": "account_unit_observation"
          },
          "anchor_latest_year": 675,
          "relationship_ids": [
            "R-V34-004",
            "R-V28-003",
            "R-V23-008"
          ],
          "currency_ids": [
            "T-FTM000560",
            "CUR-V28-PORTUGUESE-LIBRA",
            "FTM000053",
            "FTM000153"
          ],
          "qualifications": [
            "C1168: supported_inference",
            "C1168: indexed evidence",
            "R-V23-008: qualified relationship",
            "C1990: qualified",
            "R-V34-004: qualified relationship",
            "R-V34-004: compressed local stages; dates are a research envelope",
            "C1031: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1": {
          "root_currency_id": "CUR-V25-ROMAN-DENARIUS",
          "anchor": {
            "event_id": "OBS33-C1970-CUR-V25-ROMAN-DENARIUS",
            "scope": "Cicero's In Verrem 2.3.214–215 and 225 (70 BCE) reports wheat prices and commutation demands in denarii. The Latin explicitly names the unit. This is a dated literary witness to account denomination, not an original ledger or a currency founding date; the reported transactions precede the text.",
            "date": {
              "earliest_year": -70,
              "latest_year": -70,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "70 BCE (literary witness)"
            },
            "date_role": "literary_witness_not_transaction_date",
            "claim_ids": [
              "C1970"
            ],
            "source_ids": [
              "S1023",
              "S1024"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": -70,
          "relationship_ids": [
            "R-V39-001",
            "R-V34-001",
            "R-V34-004",
            "R-V28-003",
            "R-V23-008"
          ],
          "currency_ids": [
            "CUR-V25-ROMAN-DENARIUS",
            "CUR-V26-EGYPT-SOLIDUS-NOMISMA",
            "T-FTM000560",
            "CUR-V28-PORTUGUESE-LIBRA",
            "FTM000053",
            "FTM000153"
          ],
          "qualifications": [
            "C1168: supported_inference",
            "C1168: indexed evidence",
            "R-V23-008: qualified relationship",
            "C1990: qualified",
            "R-V34-004: qualified relationship",
            "R-V34-004: compressed local stages; dates are a research envelope",
            "C1987: qualified",
            "R-V34-001: qualified relationship",
            "R-V34-001: compressed local stages; dates are a research envelope",
            "C2084: qualified",
            "R-V39-001: qualified relationship",
            "R-V39-001: compressed local stages; dates are a research envelope"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "-600": null
      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1500": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1100": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "CZK",
      "currency_ids": [
        "FTM000325"
      ],
      "deepest_path": {
        "root_currency_id": "FTM000321",
        "anchor": {
          "event_id": "OBS28-C1786-FTM000321-1816",
          "scope": "Convention florins denominate government-bond interest in the1 June1816 arrangements.",
          "date": {
            "earliest_year": 1816,
            "latest_year": 1816,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1816"
          },
          "claim_ids": [
            "C1786"
          ],
          "source_ids": [
            "S937"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1816,
        "relationship_ids": [
          "R0288",
          "R0296",
          "R0298",
          "R0300",
          "R0302"
        ],
        "currency_ids": [
          "FTM000321",
          "FTM000322",
          "T-FTM000896",
          "T-FTM000898",
          "FTM000324",
          "FTM000325"
        ],
        "qualifications": [
          "C854: indexed evidence",
          "C844: indexed evidence"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "T-FTM000896",
        "anchor": {
          "event_id": "ET0639",
          "scope": "territorial_currency_separation: Czechoslovak currency separated from the Austro-Hungarian crown through the 1919 reform.",
          "date": {
            "earliest_year": 1919,
            "latest_year": 1919,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
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            "T-FTM000776",
            "FTM000233",
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          ],
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        },
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            "event_id": "OBS28-C1761-CUR-V22-CALCUTTA-SICCA-1793",
            "scope": "Regulation XXXV required sicca-denominated new contracts and revenue payments, as quoted by the Privy Council.",
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              "latest_year": 1793,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1793"
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            "claim_ids": [
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            ],
            "source_ids": [
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            "anchor_role": "account_unit_observation",
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            "R0152",
            "R0153",
            "R-V22-044",
            "R-V22-027"
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          "currency_ids": [
            "CUR-V22-CALCUTTA-SICCA",
            "FTM000285",
            "T-FTM000776",
            "FTM000233",
            "FTM000237",
            "FTM000238"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "CUR-V37-MADRAS-PAGODA",
          "anchor": {
            "event_id": "OBS37-C2041-CUR-V37-MADRAS-PAGODA-1643",
            "scope": "Accounts through June 1643 total 9,250 new pagodas for expenses. This establishes local pagoda accounting; its association with the later Star-pagoda profile remains qualified.",
            "date": {
              "earliest_year": 1643,
              "latest_year": 1643,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1643"
            },
            "claim_ids": [
              "C2041"
            ],
            "source_ids": [
              "S1068"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false,
            "identity_association_status": "qualified"
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            "R-V37-002",
            "R-V37-003",
            "R-V22-044",
            "R-V22-027"
          ],
          "currency_ids": [
            "CUR-V37-MADRAS-PAGODA",
            "FTM000285",
            "CUR-V37-GERMAN-EA-RUPEE",
            "FTM000233",
            "FTM000237",
            "FTM000238"
          ],
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            "calendar": "CE/BCE, historical year numbering; no year zero",
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          ],
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            "S1041",
            "S1043"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1599,
        "relationship_ids": [
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          "R-V22-051",
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        ],
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        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
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        "anchor": {
          "event_id": "OBS28-C1742-CUR-V28-PATNA-SANWAT-1775",
          "scope": "A1775 land grant denominated rent in Sanwat Azeemabadee rupees, separately valued from sicca.",
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            "latest_year": 1775,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1775"
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          "claim_ids": [
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          ],
          "source_ids": [
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          "anchor_role": "account_unit_observation",
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        },
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        "currency_ids": [
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          "T-FTM000776",
          "FTM000233",
          "FTM000237"
        ],
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        "optional_relationship_ids": [],
        "path_type": "ancestry"
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          "root_currency_id": "FTM000285",
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            "event_id": "ET0392",
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            "date": {
              "earliest_year": 1898,
              "latest_year": 1898,
              "precision": "day",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "19 May 1898 order, recited in 1905; not first Indian rupee",
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            "claim_ids": [
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            ],
            "source_ids": [
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            ],
            "original_track_id": "FTM000284"
          },
          "anchor_latest_year": 1898,
          "relationship_ids": [
            "R0152",
            "R0153",
            "R-V22-044"
          ],
          "currency_ids": [
            "FTM000285",
            "T-FTM000776",
            "FTM000233",
            "FTM000237"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
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          "root_currency_id": "CUR-V22-CALCUTTA-SICCA",
          "anchor": {
            "event_id": "OBS28-C1761-CUR-V22-CALCUTTA-SICCA-1793",
            "scope": "Regulation XXXV required sicca-denominated new contracts and revenue payments, as quoted by the Privy Council.",
            "date": {
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              "latest_year": 1793,
              "precision": "year",
              "qualifier": "reported",
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              "original_text": "1793"
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            ],
            "source_ids": [
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            "R0152",
            "R0153",
            "R-V22-044"
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            "T-FTM000776",
            "FTM000233",
            "FTM000237"
          ],
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          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "CUR-V37-MADRAS-PAGODA",
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            "event_id": "OBS37-C2041-CUR-V37-MADRAS-PAGODA-1643",
            "scope": "Accounts through June 1643 total 9,250 new pagodas for expenses. This establishes local pagoda accounting; its association with the later Star-pagoda profile remains qualified.",
            "date": {
              "earliest_year": 1643,
              "latest_year": 1643,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1643"
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            ],
            "source_ids": [
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            ],
            "anchor_role": "account_unit_observation",
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            "R-V37-003",
            "R-V22-044"
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          "currency_ids": [
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            "FTM000233",
            "FTM000237"
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            "OBS37-C2041-CUR-V37-MADRAS-PAGODA-1643: qualified identity association"
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          "optional_relationship_ids": [],
          "path_type": "ancestry"
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      },
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        },
        "1800": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
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        },
        "1500": {
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        },
        "1100": {
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          "including_optional_references": false
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "EUR",
      "currency_ids": [
        "FTM000387"
      ],
      "deepest_path": {
        "root_currency_id": "CUR-V26-ATHENIAN-DRACHMA",
        "anchor": {
          "event_id": "OBS26-C1377-CUR-V26-ATHENIAN-DRACHMA--425",
          "scope": "The Athenian treasury account records principal and interest in talents,drachmas and obol fractions. Detailed disbursements cover 426/5–423/2 BCE, with a retrospective summary for 433/2–427/6.",
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            "earliest_year": -426,
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            "precision": "range",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "-426–-425"
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          "claim_ids": [
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          ],
          "source_ids": [
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          "anchor_role": "account_unit_observation",
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        },
        "anchor_latest_year": -425,
        "relationship_ids": [
          "R-V36-001",
          "R-V25-004",
          "R-V39-001",
          "R-V34-001",
          "R-V41-001",
          "R0312",
          "R0172"
        ],
        "currency_ids": [
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          "CUR-V25-EGYPT-DRACHMA",
          "CUR-V25-ROMAN-DENARIUS",
          "CUR-V26-EGYPT-SOLIDUS-NOMISMA",
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          "T-FTM000497",
          "T-FTM000801",
          "FTM000387"
        ],
        "qualifications": [
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          "R-V41-001: qualified relationship",
          "R-V41-001: compressed local stages; dates are a research envelope",
          "C1987: qualified",
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          "R-V34-001: compressed local stages; dates are a research envelope",
          "C2084: qualified",
          "R-V39-001: qualified relationship",
          "R-V39-001: compressed local stages; dates are a research envelope",
          "C1849: qualified",
          "R-V25-004: qualified relationship",
          "R-V25-004: compressed local stages; dates are a research envelope",
          "C2037: qualified",
          "R-V36-001: qualified relationship",
          "R-V36-001: compressed local stages; dates are a research envelope"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
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      "deepest_supported_ancestry_path": {
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          "event_id": "OBS29-C1828-T-FTM000497-807",
          "scope": "Cuthred’s Eythorne grant values the transferred land at 3,000 pence. This contemporary account transaction supports the existing English penny lineage before the 833–839 pound-of-pennies witness.",
          "date": {
            "earliest_year": 805,
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            "precision": "range",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "805–807"
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          "claim_ids": [
            "C1828"
          ],
          "source_ids": [
            "S632",
            "S944"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 807,
        "relationship_ids": [
          "R0312",
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        "currency_ids": [
          "T-FTM000497",
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        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
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      "threshold_paths": {
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            "event_id": "OBS27-C1544-T-FTM000807-1880",
            "scope": "Lev established in monetary legislation with specified fiscal revenues in gold leva.",
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              "earliest_year": 1880,
              "latest_year": 1880,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1880"
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            "claim_ids": [
              "C1544"
            ],
            "source_ids": [
              "S883"
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            "anchor_role": "account_unit_observation",
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          },
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          ],
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          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
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        "1800": {
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            "event_id": "ET0125",
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              "earliest_year": 1795,
              "latest_year": 1795,
              "precision": "year",
              "qualifier": "exact",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1795"
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            ],
            "source_ids": [
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            "original_track_id": "FTM000175"
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          "anchor_latest_year": 1795,
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            "R0163"
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          "currency_ids": [
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          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
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            "event_id": "OBS28-C1751-FTM000346-1538",
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            "date": {
              "earliest_year": 1535,
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              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1535–1538"
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            "source_ids": [
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            "anchor_role": "account_unit_observation",
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          },
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            "R0174"
          ],
          "currency_ids": [
            "FTM000349",
            "T-FTM000803",
            "FTM000387"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": {
          "root_currency_id": "T-FTM000497",
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            "event_id": "ET0764",
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              "earliest_year": 1489,
              "latest_year": 1489,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1489"
            },
            "claim_ids": [
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            ],
            "source_ids": [
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            "original_track_id": "T-FTM000497"
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          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
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        "1100": {
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            "event_id": "OBS-V19-1",
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              "earliest_year": 1066,
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              "precision": "range",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "William I, 1066–1087"
            },
            "claim_ids": [
              "C1024"
            ],
            "source_ids": [
              "S140"
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            "original_track_id": "T-FTM000497",
            "anchor_role": "account_unit_observation"
          },
          "anchor_latest_year": 1087,
          "relationship_ids": [
            "R0312",
            "R0172"
          ],
          "currency_ids": [
            "T-FTM000497",
            "T-FTM000801",
            "FTM000387"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "800": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "OBS29-C1829-T-FTM000497-796",
            "scope": "Beonna’s Swineshead lease fixes consideration at 1,000 shillings and an annual render of hospitality or thirty sicli; heirs remain liable. This extends qualified early-English account evidence.",
            "date": {
              "earliest_year": 786,
              "latest_year": 796,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "786–796"
            },
            "claim_ids": [
              "C1829"
            ],
            "source_ids": [
              "S942",
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            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 796,
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            "R0312",
            "R0172"
          ],
          "currency_ids": [
            "T-FTM000497",
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            "FTM000387"
          ],
          "qualifications": [
            "C1829: qualified"
          ],
          "optional_relationship_ids": [],
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          "event_id": "OBS26-C1377-CUR-V26-ATHENIAN-DRACHMA--425",
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            "event_id": "ET0731",
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          "qualifications": [],
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        },
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            "event_id": "ET0764",
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          "root_currency_id": "T-FTM000497",
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            "event_id": "OBS-V19-1",
            "scope": "240-pence pound: observation in a reign, not exact creation date",
            "date": {
              "earliest_year": 1066,
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              "precision": "range",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "William I, 1066–1087"
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            "original_track_id": "T-FTM000497",
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              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "786–796"
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          "optional_relationship_ids": [],
          "path_type": "ancestry"
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            "event_id": "OBS-V19-4",
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              "precision": "range",
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        },
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      "deepest_path": {
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          "source_ids": [
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            "scope": "Browne’s Egyptian observations of 1792–1798 describe public allocations in piastres and expenses in paras, also called medines. This is dated local accounting evidence, not a currency founding date.",
            "date": {
              "earliest_year": 1792,
              "latest_year": 1798,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1792–1798"
            },
            "claim_ids": [
              "C1289"
            ],
            "source_ids": [
              "S647"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1798,
          "relationship_ids": [
            "R-V27-050",
            "R-V22-011"
          ],
          "currency_ids": [
            "FTM000375",
            "FTM000226",
            "FTM000230"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "FTM000375",
          "anchor": {
            "event_id": "OBS30-C1880-FTM000375-1524",
            "scope": "Egypt’s medin was restored as the local unit of account in 1524. The documented para–piastre–pound account sequence supports its inclusion in the continuing Egyptian profile.",
            "date": {
              "earliest_year": 1524,
              "latest_year": 1524,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1524"
            },
            "claim_ids": [
              "C1880"
            ],
            "source_ids": [
              "S906",
              "S978",
              "S558"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1524,
          "relationship_ids": [
            "R-V27-050",
            "R-V22-011"
          ],
          "currency_ids": [
            "FTM000375",
            "FTM000226",
            "FTM000230"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": null,
        "1100": null,
        "800": null,
        "700": null,
        "1": null,
        "-600": null
      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1500": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1100": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "JPY",
      "currency_ids": [
        "T-FTM000117"
      ],
      "deepest_path": {
        "root_currency_id": "T-FTM000410",
        "anchor": {
          "event_id": "OBS25-C1263-T-FTM000410-1599",
          "scope": "Later16th-century Koshu gold used ryo/bu/shu units that the Bank of Japan identifies as continuing into Edo gold reckoning. Regional-to-general continuity is explicit but the observed evidence is denomination and large-transaction use, less direct than a surviving dated account. Optional earlier anchor; retain17th-century firm observation independently. ",
          "date": {
            "earliest_year": 1550,
            "latest_year": 1599,
            "precision": "half-century",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1550–1599"
          },
          "claim_ids": [
            "C1263"
          ],
          "source_ids": [
            "S06"
          ],
          "anchor_role": "earlier_same_unit_usage",
          "date_is_creation": false
        },
        "anchor_latest_year": 1599,
        "relationship_ids": [
          "R0011"
        ],
        "currency_ids": [
          "T-FTM000410",
          "T-FTM000117"
        ],
        "qualifications": [
          "C1263: supported_inference"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "T-FTM000410",
        "anchor": {
          "event_id": "OBS25-C1262-T-FTM000410-1699",
          "scope": "The17th-century Japanese monetary system reckoned gold values in ryo, independently from silver monme and copper mon.  ",
          "date": {
            "earliest_year": 1600,
            "latest_year": 1699,
            "precision": "century",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1600–1699"
          },
          "claim_ids": [
            "C1262"
          ],
          "source_ids": [
            "S06"
          ],
          "anchor_role": "dated_account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1699,
        "relationship_ids": [
          "R0011"
        ],
        "currency_ids": [
          "T-FTM000410",
          "T-FTM000117"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": {
          "root_currency_id": "T-FTM000117",
          "anchor": {
            "event_id": "ET0007",
            "scope": "yen authorization",
            "date": {
              "earliest_year": 1871,
              "latest_year": 1871,
              "precision": "year",
              "qualifier": "exact",
              "calendar": "CE, historical year numbering; no year zero",
              "original_text": "1871"
            },
            "claim_ids": [
              "C02"
            ],
            "source_ids": [
              "S05"
            ],
            "original_track_id": "T-FTM000117"
          },
          "anchor_latest_year": 1871,
          "relationship_ids": [],
          "currency_ids": [
            "T-FTM000117"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "T-FTM000410",
          "anchor": {
            "event_id": "OBS25-C1262-T-FTM000410-1699",
            "scope": "The17th-century Japanese monetary system reckoned gold values in ryo, independently from silver monme and copper mon.  ",
            "date": {
              "earliest_year": 1600,
              "latest_year": 1699,
              "precision": "century",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1600–1699"
            },
            "claim_ids": [
              "C1262"
            ],
            "source_ids": [
              "S06"
            ],
            "anchor_role": "dated_account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1699,
          "relationship_ids": [
            "R0011"
          ],
          "currency_ids": [
            "T-FTM000410",
            "T-FTM000117"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "T-FTM000410",
          "anchor": {
            "event_id": "OBS25-C1262-T-FTM000410-1699",
            "scope": "The17th-century Japanese monetary system reckoned gold values in ryo, independently from silver monme and copper mon.  ",
            "date": {
              "earliest_year": 1600,
              "latest_year": 1699,
              "precision": "century",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1600–1699"
            },
            "claim_ids": [
              "C1262"
            ],
            "source_ids": [
              "S06"
            ],
            "anchor_role": "dated_account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1699,
          "relationship_ids": [
            "R0011"
          ],
          "currency_ids": [
            "T-FTM000410",
            "T-FTM000117"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": null,
        "1100": null,
        "800": null,
        "700": null,
        "1": null,
        "-600": null
      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1500": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1100": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "KES",
      "currency_ids": [
        "FTM000234"
      ],
      "deepest_path": {
        "root_currency_id": "CUR-V35-MUGHAL-RUPEE",
        "anchor": {
          "event_id": "OBS35-C2003-CUR-V35-MUGHAL-RUPEE-1599",
          "scope": "The Ain-i-Akbari sets the rupee’s salary rating at 40 dams and identifies Sher Khan’s rupee as the antecedent of Akbar’s issue. The 1590s date bounds this textual witness, not the currency’s origin.",
          "date": {
            "earliest_year": 1590,
            "latest_year": 1599,
            "precision": "range",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1590s textual witness; approximate composition period"
          },
          "claim_ids": [
            "C2003"
          ],
          "source_ids": [
            "S1041",
            "S1043"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1599,
        "relationship_ids": [
          "R-V35-001",
          "R-V22-051",
          "R-V37-002",
          "R-V37-003",
          "R0149"
        ],
        "currency_ids": [
          "CUR-V35-MUGHAL-RUPEE",
          "CUR-V22-CALCUTTA-SICCA",
          "FTM000285",
          "CUR-V37-GERMAN-EA-RUPEE",
          "FTM000233",
          "FTM000234"
        ],
        "qualifications": [
          "C2074: qualified",
          "R-V37-003: qualified relationship",
          "C2073: qualified",
          "R-V37-002: qualified relationship",
          "R-V37-002: compressed local stages; dates are a research envelope",
          "C2010: qualified",
          "R-V35-001: qualified relationship",
          "R-V35-001: compressed local stages; dates are a research envelope"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "CUR-V28-PATNA-SANWAT",
        "anchor": {
          "event_id": "OBS28-C1742-CUR-V28-PATNA-SANWAT-1775",
          "scope": "A1775 land grant denominated rent in Sanwat Azeemabadee rupees, separately valued from sicca.",
          "date": {
            "earliest_year": 1775,
            "latest_year": 1775,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1775"
          },
          "claim_ids": [
            "C1742"
          ],
          "source_ids": [
            "S910"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1775,
        "relationship_ids": [
          "R-V28-001",
          "R-V22-051",
          "R0152",
          "R0153",
          "R0149"
        ],
        "currency_ids": [
          "CUR-V28-PATNA-SANWAT",
          "CUR-V22-CALCUTTA-SICCA",
          "FTM000285",
          "T-FTM000776",
          "FTM000233",
          "FTM000234"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": {
          "root_currency_id": "FTM000285",
          "anchor": {
            "event_id": "ET0392",
            "scope": "19 May 1898 order, recited in 1905; not first Indian rupee",
            "date": {
              "earliest_year": 1898,
              "latest_year": 1898,
              "precision": "day",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "19 May 1898 order, recited in 1905; not first Indian rupee",
              "iso_date": "1898-05-19"
            },
            "claim_ids": [
              "C602"
            ],
            "source_ids": [
              "S334"
            ],
            "original_track_id": "FTM000284"
          },
          "anchor_latest_year": 1898,
          "relationship_ids": [
            "R0152",
            "R0153",
            "R0149"
          ],
          "currency_ids": [
            "FTM000285",
            "T-FTM000776",
            "FTM000233",
            "FTM000234"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "CUR-V22-CALCUTTA-SICCA",
          "anchor": {
            "event_id": "OBS28-C1761-CUR-V22-CALCUTTA-SICCA-1793",
            "scope": "Regulation XXXV required sicca-denominated new contracts and revenue payments, as quoted by the Privy Council.",
            "date": {
              "earliest_year": 1793,
              "latest_year": 1793,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1793"
            },
            "claim_ids": [
              "C1761"
            ],
            "source_ids": [
              "S910"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1793,
          "relationship_ids": [
            "R-V22-051",
            "R0152",
            "R0153",
            "R0149"
          ],
          "currency_ids": [
            "CUR-V22-CALCUTTA-SICCA",
            "FTM000285",
            "T-FTM000776",
            "FTM000233",
            "FTM000234"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "CUR-V37-MADRAS-PAGODA",
          "anchor": {
            "event_id": "OBS37-C2041-CUR-V37-MADRAS-PAGODA-1643",
            "scope": "Accounts through June 1643 total 9,250 new pagodas for expenses. This establishes local pagoda accounting; its association with the later Star-pagoda profile remains qualified.",
            "date": {
              "earliest_year": 1643,
              "latest_year": 1643,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1643"
            },
            "claim_ids": [
              "C2041"
            ],
            "source_ids": [
              "S1068"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false,
            "identity_association_status": "qualified"
          },
          "anchor_latest_year": 1643,
          "relationship_ids": [
            "R-V37-001",
            "R-V37-002",
            "R-V37-003",
            "R0149"
          ],
          "currency_ids": [
            "CUR-V37-MADRAS-PAGODA",
            "FTM000285",
            "CUR-V37-GERMAN-EA-RUPEE",
            "FTM000233",
            "FTM000234"
          ],
          "qualifications": [
            "C2074: qualified",
            "R-V37-003: qualified relationship",
            "C2073: qualified",
            "R-V37-002: qualified relationship",
            "R-V37-002: compressed local stages; dates are a research envelope",
            "C2072: qualified",
            "R-V37-001: qualified relationship",
            "R-V37-001: compressed local stages; dates are a research envelope",
            "C2041: qualified",
            "OBS37-C2041-CUR-V37-MADRAS-PAGODA-1643: qualified identity association"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": null,
        "1100": null,
        "800": null,
        "700": null,
        "1": null,
        "-600": null
      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1500": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1100": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "KGS",
      "currency_ids": [
        "FTM000364"
      ],
      "deepest_path": {
        "root_currency_id": "FTM000349",
        "anchor": {
          "event_id": "OBS28-C1750-FTM000346-1497",
          "scope": "The Sudebnik measures litigation and judicial fees in rubles; article 30 names Moscow rubles. This establishes a local account unit before coinage of a ruble denomination. Its pre-unification association with the continuing Muscovite/Imperial profile remains qualified. Association with the later continuous currency identity remains qualified.",
          "date": {
            "earliest_year": 1497,
            "latest_year": 1497,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1497"
          },
          "claim_ids": [
            "C1750"
          ],
          "source_ids": [
            "S901"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false,
          "identity_association_status": "qualified"
        },
        "anchor_latest_year": 1497,
        "relationship_ids": [
          "R-V22-028"
        ],
        "currency_ids": [
          "FTM000349",
          "FTM000364"
        ],
        "qualifications": [
          "C1750: supported_inference",
          "OBS28-C1750-FTM000346-1497: qualified identity association"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "FTM000349",
        "anchor": {
          "event_id": "OBS28-C1751-FTM000346-1538",
          "scope": "Glinskaya’s reform standardized the inherited monetary system; the ruble was an account quantity of 100 kopecks. Efimov traces this system into Peter’s reign.",
          "date": {
            "earliest_year": 1535,
            "latest_year": 1538,
            "precision": "range",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1535–1538"
          },
          "claim_ids": [
            "C1751"
          ],
          "source_ids": [
            "S903",
            "S902"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1538,
        "relationship_ids": [
          "R-V22-028"
        ],
        "currency_ids": [
          "FTM000349",
          "FTM000364"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": {
          "root_currency_id": "FTM000349",
          "anchor": {
            "event_id": "ET0689",
            "scope": "denomination_standard: State credit notes used the silver-ruble unit and exchanged at face value.",
            "date": {
              "earliest_year": 1843,
              "latest_year": 1843,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1843"
            },
            "claim_ids": [
              "C902"
            ],
            "source_ids": [
              "S441"
            ],
            "original_track_id": "FTM000346"
          },
          "anchor_latest_year": 1843,
          "relationship_ids": [
            "R-V22-028"
          ],
          "currency_ids": [
            "FTM000349",
            "FTM000364"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "FTM000349",
          "anchor": {
            "event_id": "OBS28-C1751-FTM000346-1538",
            "scope": "Glinskaya’s reform standardized the inherited monetary system; the ruble was an account quantity of 100 kopecks. Efimov traces this system into Peter’s reign.",
            "date": {
              "earliest_year": 1535,
              "latest_year": 1538,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1535–1538"
            },
            "claim_ids": [
              "C1751"
            ],
            "source_ids": [
              "S903",
              "S902"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1538,
          "relationship_ids": [
            "R-V22-028"
          ],
          "currency_ids": [
            "FTM000349",
            "FTM000364"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "FTM000349",
          "anchor": {
            "event_id": "OBS28-C1751-FTM000346-1538",
            "scope": "Glinskaya’s reform standardized the inherited monetary system; the ruble was an account quantity of 100 kopecks. Efimov traces this system into Peter’s reign.",
            "date": {
              "earliest_year": 1535,
              "latest_year": 1538,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1535–1538"
            },
            "claim_ids": [
              "C1751"
            ],
            "source_ids": [
              "S903",
              "S902"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1538,
          "relationship_ids": [
            "R-V22-028"
          ],
          "currency_ids": [
            "FTM000349",
            "FTM000364"
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          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": {
          "root_currency_id": "FTM000349",
          "anchor": {
            "event_id": "OBS28-C1750-FTM000346-1497",
            "scope": "The Sudebnik measures litigation and judicial fees in rubles; article 30 names Moscow rubles. This establishes a local account unit before coinage of a ruble denomination. Its pre-unification association with the continuing Muscovite/Imperial profile remains qualified. Association with the later continuous currency identity remains qualified.",
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              "latest_year": 1497,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1497"
            },
            "claim_ids": [
              "C1750"
            ],
            "source_ids": [
              "S901"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false,
            "identity_association_status": "qualified"
          },
          "anchor_latest_year": 1497,
          "relationship_ids": [
            "R-V22-028"
          ],
          "currency_ids": [
            "FTM000349",
            "FTM000364"
          ],
          "qualifications": [
            "C1750: supported_inference",
            "OBS28-C1750-FTM000346-1497: qualified identity association"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1100": null,
        "800": null,
        "700": null,
        "1": null,
        "-600": null
      },
      "threshold_modes": {
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          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": true,
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        },
        "1700": {
          "strict_ancestry": true,
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        },
        "1500": {
          "strict_ancestry": false,
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        },
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          "including_optional_references": false
        },
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          "strict_ancestry": false,
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          "including_optional_references": false
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
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        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "KHR",
      "currency_ids": [
        "T-FTM000719"
      ],
      "deepest_path": {
        "root_currency_id": "T-FTM000719",
        "anchor": {
          "event_id": "OBS25-C1292-T-FTM000719-1980",
          "scope": "The riel was reintroduced on20March1980 after abolition. This fixes the restoration milestone; continuity of old balances and uninterrupted use remain unproved.",
          "date": {
            "earliest_year": 1980,
            "latest_year": 1980,
            "precision": "day",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1980-03-20",
            "iso_date": "1980-03-20"
          },
          "claim_ids": [
            "C1292"
          ],
          "source_ids": [
            "S650"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1980,
        "relationship_ids": [],
        "currency_ids": [
          "T-FTM000719"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "T-FTM000719",
        "anchor": {
          "event_id": "OBS25-C1292-T-FTM000719-1980",
          "scope": "The riel was reintroduced on20March1980 after abolition. This fixes the restoration milestone; continuity of old balances and uninterrupted use remain unproved.",
          "date": {
            "earliest_year": 1980,
            "latest_year": 1980,
            "precision": "day",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1980-03-20",
            "iso_date": "1980-03-20"
          },
          "claim_ids": [
            "C1292"
          ],
          "source_ids": [
            "S650"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1980,
        "relationship_ids": [],
        "currency_ids": [
          "T-FTM000719"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": null,
        "1800": null,
        "1700": null,
        "1500": null,
        "1100": null,
        "800": null,
        "700": null,
        "1": null,
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      },
      "threshold_modes": {
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          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1500": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1100": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "KMF",
      "currency_ids": [
        "FTM000272"
      ],
      "deepest_path": {
        "root_currency_id": "CUR-V26-ATHENIAN-DRACHMA",
        "anchor": {
          "event_id": "OBS26-C1377-CUR-V26-ATHENIAN-DRACHMA--425",
          "scope": "The Athenian treasury account records principal and interest in talents,drachmas and obol fractions. Detailed disbursements cover 426/5–423/2 BCE, with a retrospective summary for 433/2–427/6.",
          "date": {
            "earliest_year": -426,
            "latest_year": -425,
            "precision": "range",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "-426–-425"
          },
          "claim_ids": [
            "C1377"
          ],
          "source_ids": [
            "S689"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": -425,
        "relationship_ids": [
          "R-V36-001",
          "R-V25-004",
          "R-V39-001",
          "R-V34-001",
          "R-V19-REG-01",
          "R0072",
          "R0398",
          "R0229"
        ],
        "currency_ids": [
          "CUR-V26-ATHENIAN-DRACHMA",
          "CUR-V25-EGYPT-DRACHMA",
          "CUR-V25-ROMAN-DENARIUS",
          "CUR-V26-EGYPT-SOLIDUS-NOMISMA",
          "T-FTM000560",
          "T-FTM000535",
          "FTM000175",
          "FTM000270",
          "FTM000272"
        ],
        "qualifications": [
          "C1582: indexed evidence",
          "C1032: supported_inference",
          "R-V19-REG-01: qualified relationship",
          "R-V19-REG-01: compressed local stages; dates are a research envelope",
          "C1987: qualified",
          "R-V34-001: qualified relationship",
          "R-V34-001: compressed local stages; dates are a research envelope",
          "C2084: qualified",
          "R-V39-001: qualified relationship",
          "R-V39-001: compressed local stages; dates are a research envelope",
          "C1849: qualified",
          "R-V25-004: qualified relationship",
          "R-V25-004: compressed local stages; dates are a research envelope",
          "C2037: qualified",
          "R-V36-001: qualified relationship",
          "R-V36-001: compressed local stages; dates are a research envelope"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "FTM000272",
        "anchor": {
          "event_id": "ET0372",
          "scope": "23 November 1979: agreement signed",
          "date": {
            "earliest_year": 1979,
            "latest_year": 1979,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "23 November 1979: agreement signed"
          },
          "claim_ids": [
            "C582"
          ],
          "source_ids": [
            "S315"
          ],
          "original_track_id": "FTM000272"
        },
        "anchor_latest_year": 1979,
        "relationship_ids": [],
        "currency_ids": [
          "FTM000272"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": {
          "root_currency_id": "FTM000175",
          "anchor": {
            "event_id": "ET0125",
            "scope": "1795 franc authorization",
            "date": {
              "earliest_year": 1795,
              "latest_year": 1795,
              "precision": "year",
              "qualifier": "exact",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1795"
            },
            "claim_ids": [
              "C220"
            ],
            "source_ids": [
              "S114"
            ],
            "original_track_id": "FTM000175"
          },
          "anchor_latest_year": 1795,
          "relationship_ids": [
            "R0398",
            "R0229"
          ],
          "currency_ids": [
            "FTM000175",
            "FTM000270",
            "FTM000272"
          ],
          "qualifications": [
            "C1582: indexed evidence"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "FTM000175",
          "anchor": {
            "event_id": "ET0125",
            "scope": "1795 franc authorization",
            "date": {
              "earliest_year": 1795,
              "latest_year": 1795,
              "precision": "year",
              "qualifier": "exact",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1795"
            },
            "claim_ids": [
              "C220"
            ],
            "source_ids": [
              "S114"
            ],
            "original_track_id": "FTM000175"
          },
          "anchor_latest_year": 1795,
          "relationship_ids": [
            "R0398",
            "R0229"
          ],
          "currency_ids": [
            "FTM000175",
            "FTM000270",
            "FTM000272"
          ],
          "qualifications": [
            "C1582: indexed evidence"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "T-FTM000535",
          "anchor": {
            "event_id": "ET0515",
            "scope": "ordinance: The franc à cheval is authorized at one livre tournois.",
            "date": {
              "earliest_year": 1360,
              "latest_year": 1360,
              "precision": "day",
              "qualifier": "exact",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1360-12-05",
              "iso_date": "1360-12-05"
            },
            "claim_ids": [
              "C728"
            ],
            "source_ids": [
              "S117",
              "S372"
            ],
            "original_track_id": "T-FTM000535"
          },
          "anchor_latest_year": 1360,
          "relationship_ids": [
            "R0072",
            "R0398",
            "R0229"
          ],
          "currency_ids": [
            "T-FTM000535",
            "FTM000175",
            "FTM000270",
            "FTM000272"
          ],
          "qualifications": [
            "C1582: indexed evidence"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": {
          "root_currency_id": "T-FTM000535",
          "anchor": {
            "event_id": "ET0515",
            "scope": "ordinance: The franc à cheval is authorized at one livre tournois.",
            "date": {
              "earliest_year": 1360,
              "latest_year": 1360,
              "precision": "day",
              "qualifier": "exact",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1360-12-05",
              "iso_date": "1360-12-05"
            },
            "claim_ids": [
              "C728"
            ],
            "source_ids": [
              "S117",
              "S372"
            ],
            "original_track_id": "T-FTM000535"
          },
          "anchor_latest_year": 1360,
          "relationship_ids": [
            "R0072",
            "R0398",
            "R0229"
          ],
          "currency_ids": [
            "T-FTM000535",
            "FTM000175",
            "FTM000270",
            "FTM000272"
          ],
          "qualifications": [
            "C1582: indexed evidence"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1100": {
          "root_currency_id": "T-FTM000560",
          "anchor": {
            "event_id": "OBS-V19-2",
            "scope": "Account solidus of twelve denarii",
            "date": {
              "earliest_year": 755,
              "latest_year": 755,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "755"
            },
            "claim_ids": [
              "C1026"
            ],
            "source_ids": [
              "S483"
            ],
            "original_track_id": "T-FTM000560",
            "anchor_role": "account_unit_observation"
          },
          "anchor_latest_year": 755,
          "relationship_ids": [
            "R-V19-REG-01",
            "R0072",
            "R0398",
            "R0229"
          ],
          "currency_ids": [
            "T-FTM000560",
            "T-FTM000535",
            "FTM000175",
            "FTM000270",
            "FTM000272"
          ],
          "qualifications": [
            "C1582: indexed evidence",
            "C1032: supported_inference",
            "R-V19-REG-01: qualified relationship",
            "R-V19-REG-01: compressed local stages; dates are a research envelope"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "800": {
          "root_currency_id": "T-FTM000560",
          "anchor": {
            "event_id": "OBS-V19-2",
            "scope": "Account solidus of twelve denarii",
            "date": {
              "earliest_year": 755,
              "latest_year": 755,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "755"
            },
            "claim_ids": [
              "C1026"
            ],
            "source_ids": [
              "S483"
            ],
            "original_track_id": "T-FTM000560",
            "anchor_role": "account_unit_observation"
          },
          "anchor_latest_year": 755,
          "relationship_ids": [
            "R-V19-REG-01",
            "R0072",
            "R0398",
            "R0229"
          ],
          "currency_ids": [
            "T-FTM000560",
            "T-FTM000535",
            "FTM000175",
            "FTM000270",
            "FTM000272"
          ],
          "qualifications": [
            "C1582: indexed evidence",
            "C1032: supported_inference",
            "R-V19-REG-01: qualified relationship",
            "R-V19-REG-01: compressed local stages; dates are a research envelope"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "700": {
          "root_currency_id": "T-FTM000560",
          "anchor": {
            "event_id": "OBS-V19-4",
            "scope": "Qualified extension from late-Merovingian deniers; account continuity inferred",
            "date": {
              "earliest_year": 670,
              "latest_year": 675,
              "precision": "range",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "c.670–675"
            },
            "claim_ids": [
              "C1031"
            ],
            "source_ids": [
              "S483"
            ],
            "original_track_id": "T-FTM000560",
            "anchor_role": "account_unit_observation"
          },
          "anchor_latest_year": 675,
          "relationship_ids": [
            "R-V19-REG-01",
            "R0072",
            "R0398",
            "R0229"
          ],
          "currency_ids": [
            "T-FTM000560",
            "T-FTM000535",
            "FTM000175",
            "FTM000270",
            "FTM000272"
          ],
          "qualifications": [
            "C1582: indexed evidence",
            "C1032: supported_inference",
            "R-V19-REG-01: qualified relationship",
            "R-V19-REG-01: compressed local stages; dates are a research envelope",
            "C1031: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1": {
          "root_currency_id": "CUR-V25-ROMAN-DENARIUS",
          "anchor": {
            "event_id": "OBS33-C1970-CUR-V25-ROMAN-DENARIUS",
            "scope": "Cicero's In Verrem 2.3.214–215 and 225 (70 BCE) reports wheat prices and commutation demands in denarii. The Latin explicitly names the unit. This is a dated literary witness to account denomination, not an original ledger or a currency founding date; the reported transactions precede the text.",
            "date": {
              "earliest_year": -70,
              "latest_year": -70,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "70 BCE (literary witness)"
            },
            "date_role": "literary_witness_not_transaction_date",
            "claim_ids": [
              "C1970"
            ],
            "source_ids": [
              "S1023",
              "S1024"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": -70,
          "relationship_ids": [
            "R-V39-001",
            "R-V34-001",
            "R-V19-REG-01",
            "R0072",
            "R0398",
            "R0229"
          ],
          "currency_ids": [
            "CUR-V25-ROMAN-DENARIUS",
            "CUR-V26-EGYPT-SOLIDUS-NOMISMA",
            "T-FTM000560",
            "T-FTM000535",
            "FTM000175",
            "FTM000270",
            "FTM000272"
          ],
          "qualifications": [
            "C1582: indexed evidence",
            "C1032: supported_inference",
            "R-V19-REG-01: qualified relationship",
            "R-V19-REG-01: compressed local stages; dates are a research envelope",
            "C1987: qualified",
            "R-V34-001: qualified relationship",
            "R-V34-001: compressed local stages; dates are a research envelope",
            "C2084: qualified",
            "R-V39-001: qualified relationship",
            "R-V39-001: compressed local stages; dates are a research envelope"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "-600": null
      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1500": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1100": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "KPW",
      "currency_ids": [
        "FTM000122"
      ],
      "deepest_path": {
        "root_currency_id": "T-FTM000410",
        "anchor": {
          "event_id": "OBS25-C1263-T-FTM000410-1599",
          "scope": "Later16th-century Koshu gold used ryo/bu/shu units that the Bank of Japan identifies as continuing into Edo gold reckoning. Regional-to-general continuity is explicit but the observed evidence is denomination and large-transaction use, less direct than a surviving dated account. Optional earlier anchor; retain17th-century firm observation independently. ",
          "date": {
            "earliest_year": 1550,
            "latest_year": 1599,
            "precision": "half-century",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1550–1599"
          },
          "claim_ids": [
            "C1263"
          ],
          "source_ids": [
            "S06"
          ],
          "anchor_role": "earlier_same_unit_usage",
          "date_is_creation": false
        },
        "anchor_latest_year": 1599,
        "relationship_ids": [
          "R0011",
          "R-V27-027",
          "R-V23-011"
        ],
        "currency_ids": [
          "T-FTM000410",
          "T-FTM000117",
          "FTM000118",
          "FTM000122"
        ],
        "qualifications": [
          "C1171: supported_inference",
          "C1263: supported_inference"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "FTM000122",
        "anchor": {
          "event_id": "ET0364",
          "scope": "2009",
          "date": {
            "earliest_year": 2009,
            "latest_year": 2009,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "2009"
          },
          "claim_ids": [
            "C573"
          ],
          "source_ids": [
            "S307"
          ],
          "original_track_id": "FTM000122"
        },
        "anchor_latest_year": 2009,
        "relationship_ids": [],
        "currency_ids": [
          "FTM000122"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": {
          "root_currency_id": "T-FTM000117",
          "anchor": {
            "event_id": "ET0007",
            "scope": "yen authorization",
            "date": {
              "earliest_year": 1871,
              "latest_year": 1871,
              "precision": "year",
              "qualifier": "exact",
              "calendar": "CE, historical year numbering; no year zero",
              "original_text": "1871"
            },
            "claim_ids": [
              "C02"
            ],
            "source_ids": [
              "S05"
            ],
            "original_track_id": "T-FTM000117"
          },
          "anchor_latest_year": 1871,
          "relationship_ids": [
            "R-V27-027",
            "R-V23-011"
          ],
          "currency_ids": [
            "T-FTM000117",
            "FTM000118",
            "FTM000122"
          ],
          "qualifications": [
            "C1171: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "T-FTM000410",
          "anchor": {
            "event_id": "OBS25-C1262-T-FTM000410-1699",
            "scope": "The17th-century Japanese monetary system reckoned gold values in ryo, independently from silver monme and copper mon.  ",
            "date": {
              "earliest_year": 1600,
              "latest_year": 1699,
              "precision": "century",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1600–1699"
            },
            "claim_ids": [
              "C1262"
            ],
            "source_ids": [
              "S06"
            ],
            "anchor_role": "dated_account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1699,
          "relationship_ids": [
            "R0011",
            "R-V27-027",
            "R-V23-011"
          ],
          "currency_ids": [
            "T-FTM000410",
            "T-FTM000117",
            "FTM000118",
            "FTM000122"
          ],
          "qualifications": [
            "C1171: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "T-FTM000410",
          "anchor": {
            "event_id": "OBS25-C1262-T-FTM000410-1699",
            "scope": "The17th-century Japanese monetary system reckoned gold values in ryo, independently from silver monme and copper mon.  ",
            "date": {
              "earliest_year": 1600,
              "latest_year": 1699,
              "precision": "century",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1600–1699"
            },
            "claim_ids": [
              "C1262"
            ],
            "source_ids": [
              "S06"
            ],
            "anchor_role": "dated_account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1699,
          "relationship_ids": [
            "R0011",
            "R-V27-027",
            "R-V23-011"
          ],
          "currency_ids": [
            "T-FTM000410",
            "T-FTM000117",
            "FTM000118",
            "FTM000122"
          ],
          "qualifications": [
            "C1171: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": null,
        "1100": null,
        "800": null,
        "700": null,
        "1": null,
        "-600": null
      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1500": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1100": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "KRW",
      "currency_ids": [
        "FTM000121"
      ],
      "deepest_path": {
        "root_currency_id": "T-FTM000410",
        "anchor": {
          "event_id": "OBS25-C1263-T-FTM000410-1599",
          "scope": "Later16th-century Koshu gold used ryo/bu/shu units that the Bank of Japan identifies as continuing into Edo gold reckoning. Regional-to-general continuity is explicit but the observed evidence is denomination and large-transaction use, less direct than a surviving dated account. Optional earlier anchor; retain17th-century firm observation independently. ",
          "date": {
            "earliest_year": 1550,
            "latest_year": 1599,
            "precision": "half-century",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1550–1599"
          },
          "claim_ids": [
            "C1263"
          ],
          "source_ids": [
            "S06"
          ],
          "anchor_role": "earlier_same_unit_usage",
          "date_is_creation": false
        },
        "anchor_latest_year": 1599,
        "relationship_ids": [
          "R0011",
          "R-V27-027",
          "R-V27-021",
          "R-V22-010"
        ],
        "currency_ids": [
          "T-FTM000410",
          "T-FTM000117",
          "FTM000118",
          "FTM000120",
          "FTM000121"
        ],
        "qualifications": [
          "C1619: indexed evidence",
          "C1171: supported_inference",
          "C1263: supported_inference"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "FTM000121",
        "anchor": {
          "event_id": "ET0315",
          "scope": "10 June 1962",
          "date": {
            "earliest_year": 1962,
            "latest_year": 1962,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "10 June 1962"
          },
          "claim_ids": [
            "C524"
          ],
          "source_ids": [
            "S259"
          ],
          "original_track_id": "FTM000121"
        },
        "anchor_latest_year": 1962,
        "relationship_ids": [],
        "currency_ids": [
          "FTM000121"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": {
          "root_currency_id": "T-FTM000117",
          "anchor": {
            "event_id": "ET0007",
            "scope": "yen authorization",
            "date": {
              "earliest_year": 1871,
              "latest_year": 1871,
              "precision": "year",
              "qualifier": "exact",
              "calendar": "CE, historical year numbering; no year zero",
              "original_text": "1871"
            },
            "claim_ids": [
              "C02"
            ],
            "source_ids": [
              "S05"
            ],
            "original_track_id": "T-FTM000117"
          },
          "anchor_latest_year": 1871,
          "relationship_ids": [
            "R-V27-027",
            "R-V27-021",
            "R-V22-010"
          ],
          "currency_ids": [
            "T-FTM000117",
            "FTM000118",
            "FTM000120",
            "FTM000121"
          ],
          "qualifications": [
            "C1619: indexed evidence",
            "C1171: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "T-FTM000410",
          "anchor": {
            "event_id": "OBS25-C1262-T-FTM000410-1699",
            "scope": "The17th-century Japanese monetary system reckoned gold values in ryo, independently from silver monme and copper mon.  ",
            "date": {
              "earliest_year": 1600,
              "latest_year": 1699,
              "precision": "century",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1600–1699"
            },
            "claim_ids": [
              "C1262"
            ],
            "source_ids": [
              "S06"
            ],
            "anchor_role": "dated_account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1699,
          "relationship_ids": [
            "R0011",
            "R-V27-027",
            "R-V27-021",
            "R-V22-010"
          ],
          "currency_ids": [
            "T-FTM000410",
            "T-FTM000117",
            "FTM000118",
            "FTM000120",
            "FTM000121"
          ],
          "qualifications": [
            "C1619: indexed evidence",
            "C1171: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "T-FTM000410",
          "anchor": {
            "event_id": "OBS25-C1262-T-FTM000410-1699",
            "scope": "The17th-century Japanese monetary system reckoned gold values in ryo, independently from silver monme and copper mon.  ",
            "date": {
              "earliest_year": 1600,
              "latest_year": 1699,
              "precision": "century",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1600–1699"
            },
            "claim_ids": [
              "C1262"
            ],
            "source_ids": [
              "S06"
            ],
            "anchor_role": "dated_account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1699,
          "relationship_ids": [
            "R0011",
            "R-V27-027",
            "R-V27-021",
            "R-V22-010"
          ],
          "currency_ids": [
            "T-FTM000410",
            "T-FTM000117",
            "FTM000118",
            "FTM000120",
            "FTM000121"
          ],
          "qualifications": [
            "C1619: indexed evidence",
            "C1171: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": null,
        "1100": null,
        "800": null,
        "700": null,
        "1": null,
        "-600": null
      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1500": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1100": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "KWD",
      "currency_ids": [
        "FTM000243"
      ],
      "deepest_path": {
        "root_currency_id": "CUR-V35-MUGHAL-RUPEE",
        "anchor": {
          "event_id": "OBS35-C2003-CUR-V35-MUGHAL-RUPEE-1599",
          "scope": "The Ain-i-Akbari sets the rupee’s salary rating at 40 dams and identifies Sher Khan’s rupee as the antecedent of Akbar’s issue. The 1590s date bounds this textual witness, not the currency’s origin.",
          "date": {
            "earliest_year": 1590,
            "latest_year": 1599,
            "precision": "range",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1590s textual witness; approximate composition period"
          },
          "claim_ids": [
            "C2003"
          ],
          "source_ids": [
            "S1041",
            "S1043"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1599,
        "relationship_ids": [
          "R-V35-001",
          "R-V22-051",
          "R0386"
        ],
        "currency_ids": [
          "CUR-V35-MUGHAL-RUPEE",
          "CUR-V22-CALCUTTA-SICCA",
          "FTM000285",
          "FTM000243"
        ],
        "qualifications": [
          "C2010: qualified",
          "R-V35-001: qualified relationship",
          "R-V35-001: compressed local stages; dates are a research envelope"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "CUR-V28-PATNA-SANWAT",
        "anchor": {
          "event_id": "OBS28-C1742-CUR-V28-PATNA-SANWAT-1775",
          "scope": "A1775 land grant denominated rent in Sanwat Azeemabadee rupees, separately valued from sicca.",
          "date": {
            "earliest_year": 1775,
            "latest_year": 1775,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1775"
          },
          "claim_ids": [
            "C1742"
          ],
          "source_ids": [
            "S910"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1775,
        "relationship_ids": [
          "R-V28-001",
          "R-V22-051",
          "R0386"
        ],
        "currency_ids": [
          "CUR-V28-PATNA-SANWAT",
          "CUR-V22-CALCUTTA-SICCA",
          "FTM000285",
          "FTM000243"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": {
          "root_currency_id": "FTM000285",
          "anchor": {
            "event_id": "ET0392",
            "scope": "19 May 1898 order, recited in 1905; not first Indian rupee",
            "date": {
              "earliest_year": 1898,
              "latest_year": 1898,
              "precision": "day",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "19 May 1898 order, recited in 1905; not first Indian rupee",
              "iso_date": "1898-05-19"
            },
            "claim_ids": [
              "C602"
            ],
            "source_ids": [
              "S334"
            ],
            "original_track_id": "FTM000284"
          },
          "anchor_latest_year": 1898,
          "relationship_ids": [
            "R0386"
          ],
          "currency_ids": [
            "FTM000285",
            "FTM000243"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "CUR-V22-CALCUTTA-SICCA",
          "anchor": {
            "event_id": "OBS28-C1761-CUR-V22-CALCUTTA-SICCA-1793",
            "scope": "Regulation XXXV required sicca-denominated new contracts and revenue payments, as quoted by the Privy Council.",
            "date": {
              "earliest_year": 1793,
              "latest_year": 1793,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1793"
            },
            "claim_ids": [
              "C1761"
            ],
            "source_ids": [
              "S910"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1793,
          "relationship_ids": [
            "R-V22-051",
            "R0386"
          ],
          "currency_ids": [
            "CUR-V22-CALCUTTA-SICCA",
            "FTM000285",
            "FTM000243"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "CUR-V37-MADRAS-PAGODA",
          "anchor": {
            "event_id": "OBS37-C2041-CUR-V37-MADRAS-PAGODA-1643",
            "scope": "Accounts through June 1643 total 9,250 new pagodas for expenses. This establishes local pagoda accounting; its association with the later Star-pagoda profile remains qualified.",
            "date": {
              "earliest_year": 1643,
              "latest_year": 1643,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1643"
            },
            "claim_ids": [
              "C2041"
            ],
            "source_ids": [
              "S1068"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false,
            "identity_association_status": "qualified"
          },
          "anchor_latest_year": 1643,
          "relationship_ids": [
            "R-V37-001",
            "R0386"
          ],
          "currency_ids": [
            "CUR-V37-MADRAS-PAGODA",
            "FTM000285",
            "FTM000243"
          ],
          "qualifications": [
            "C2072: qualified",
            "R-V37-001: qualified relationship",
            "R-V37-001: compressed local stages; dates are a research envelope",
            "C2041: qualified",
            "OBS37-C2041-CUR-V37-MADRAS-PAGODA-1643: qualified identity association"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": null,
        "1100": null,
        "800": null,
        "700": null,
        "1": null,
        "-600": null
      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1500": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1100": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "KYD",
      "currency_ids": [
        "FTM000219"
      ],
      "deepest_path": {
        "root_currency_id": "CUR-V26-ATHENIAN-DRACHMA",
        "anchor": {
          "event_id": "OBS26-C1377-CUR-V26-ATHENIAN-DRACHMA--425",
          "scope": "The Athenian treasury account records principal and interest in talents,drachmas and obol fractions. Detailed disbursements cover 426/5–423/2 BCE, with a retrospective summary for 433/2–427/6.",
          "date": {
            "earliest_year": -426,
            "latest_year": -425,
            "precision": "range",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "-426–-425"
          },
          "claim_ids": [
            "C1377"
          ],
          "source_ids": [
            "S689"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": -425,
        "relationship_ids": [
          "R-V36-001",
          "R-V25-004",
          "R-V39-001",
          "R-V34-001",
          "R-V41-001",
          "R0365",
          "R0058",
          "R0366"
        ],
        "currency_ids": [
          "CUR-V26-ATHENIAN-DRACHMA",
          "CUR-V25-EGYPT-DRACHMA",
          "CUR-V25-ROMAN-DENARIUS",
          "CUR-V26-EGYPT-SOLIDUS-NOMISMA",
          "T-FTM000560",
          "T-FTM000497",
          "T-FTM000518",
          "T-FTM000517",
          "FTM000219"
        ],
        "qualifications": [
          "R0365: qualified relationship",
          "C2097: qualified",
          "R-V41-001: qualified relationship",
          "R-V41-001: compressed local stages; dates are a research envelope",
          "C1987: qualified",
          "R-V34-001: qualified relationship",
          "R-V34-001: compressed local stages; dates are a research envelope",
          "C2084: qualified",
          "R-V39-001: qualified relationship",
          "R-V39-001: compressed local stages; dates are a research envelope",
          "C1849: qualified",
          "R-V25-004: qualified relationship",
          "R-V25-004: compressed local stages; dates are a research envelope",
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          "FTM000138",
          "FTM000141",
          "FTM000143"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
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          "root_currency_id": "FTM000138",
          "anchor": {
            "event_id": "OBS27-C1701-FTM000138-1887",
            "scope": "The Indochinese piastre developed from local Mexican-dollar/piastre reckoning after unsuccessful franc introductions. Conant describes acceptance of the piastre unit and local fractional issues followed by1885piastre coinage; the colonial common currency retained Mexican-dollar parity. This is regional account-unit adoption, not descent inferred only from a metal standard.",
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              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
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              "C1701"
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              "S870"
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            "anchor_role": "account_unit_transition",
            "date_is_creation": false
          },
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            "R-V23-012"
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            "FTM000138",
            "FTM000141",
            "FTM000143"
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          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "T-FTM000476",
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            "event_id": "ET0740",
            "scope": "denomination_derivation: The Spanish dollar or piece of eight represented eight reales.",
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              "earliest_year": 1600,
              "latest_year": 1799,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1600–1799"
            },
            "claim_ids": [
              "C953"
            ],
            "source_ids": [
              "S99"
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            "original_track_id": "T-FTM000475"
          },
          "anchor_latest_year": 1799,
          "relationship_ids": [
            "R0033",
            "R-V27-043",
            "R-V23-013",
            "R-V23-012"
          ],
          "currency_ids": [
            "T-FTM000476",
            "T-FTM000478",
            "FTM000138",
            "FTM000141",
            "FTM000143"
          ],
          "qualifications": [
            "C1181: supported_inference",
            "R0033: qualified relationship"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "T-FTM000476",
          "anchor": {
            "event_id": "ET0765",
            "scope": "Real attested in the 1497 monetary tariff",
            "date": {
              "earliest_year": 1497,
              "latest_year": 1497,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1497"
            },
            "claim_ids": [
              "C336"
            ],
            "source_ids": [
              "S171"
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            "original_track_id": "T-FTM000475"
          },
          "anchor_latest_year": 1497,
          "relationship_ids": [
            "R0033",
            "R-V27-043",
            "R-V23-013",
            "R-V23-012"
          ],
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            "T-FTM000476",
            "T-FTM000478",
            "FTM000138",
            "FTM000141",
            "FTM000143"
          ],
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            "C1181: supported_inference",
            "R0033: qualified relationship"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
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          "root_currency_id": "T-FTM000476",
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            "event_id": "ET0765",
            "scope": "Real attested in the 1497 monetary tariff",
            "date": {
              "earliest_year": 1497,
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              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1497"
            },
            "claim_ids": [
              "C336"
            ],
            "source_ids": [
              "S171"
            ],
            "original_track_id": "T-FTM000475"
          },
          "anchor_latest_year": 1497,
          "relationship_ids": [
            "R0033",
            "R-V27-043",
            "R-V23-013",
            "R-V23-012"
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            "T-FTM000476",
            "T-FTM000478",
            "FTM000138",
            "FTM000141",
            "FTM000143"
          ],
          "qualifications": [
            "C1181: supported_inference",
            "R0033: qualified relationship"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1100": {
          "root_currency_id": "CUR-V31-LEONESE-SILVER-SOLIDUS",
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            "event_id": "OBS31-C1891-CUR-V31-LEONESE-SILVER-SOLIDUS-894",
            "scope": "León charter prices an enclosure and two houses at four silver solidi.",
            "date": {
              "earliest_year": 894,
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              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "894"
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            "claim_ids": [
              "C1891"
            ],
            "source_ids": [
              "S993"
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            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 894,
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            "R-V44-005",
            "R0033",
            "R-V27-043",
            "R-V23-013",
            "R-V23-012"
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            "C2112: supported_inference",
            "R-V44-005: qualified relationship",
            "R-V44-005: compressed local stages; dates are a research envelope",
            "C1993: qualified",
            "R-V34-007: qualified relationship",
            "R-V34-007: compressed local stages; dates are a research envelope"
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      },
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        },
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        },
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        },
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        },
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          "strict_ancestry": false,
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        },
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          "including_optional_references": false
        },
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          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "LBP",
      "currency_ids": [
        "FTM000382"
      ],
      "deepest_path": {
        "root_currency_id": "FTM000375",
        "anchor": {
          "event_id": "OBS30-C1880-FTM000375-1524",
          "scope": "Egypt’s medin was restored as the local unit of account in 1524. The documented para–piastre–pound account sequence supports its inclusion in the continuing Egyptian profile.",
          "date": {
            "earliest_year": 1524,
            "latest_year": 1524,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1524"
          },
          "claim_ids": [
            "C1880"
          ],
          "source_ids": [
            "S906",
            "S978",
            "S558"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1524,
        "relationship_ids": [
          "R-V22-043",
          "R-V22-042"
        ],
        "currency_ids": [
          "FTM000375",
          "FTM000381",
          "FTM000382"
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        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "FTM000375",
        "anchor": {
          "event_id": "OBS30-C1880-FTM000375-1524",
          "scope": "Egypt’s medin was restored as the local unit of account in 1524. The documented para–piastre–pound account sequence supports its inclusion in the continuing Egyptian profile.",
          "date": {
            "earliest_year": 1524,
            "latest_year": 1524,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1524"
          },
          "claim_ids": [
            "C1880"
          ],
          "source_ids": [
            "S906",
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            "S558"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1524,
        "relationship_ids": [
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          "R-V22-042"
        ],
        "currency_ids": [
          "FTM000375",
          "FTM000381",
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        "qualifications": [],
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      "threshold_paths": {
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          "root_currency_id": "FTM000375",
          "anchor": {
            "event_id": "OBS23-C1189-FTM000375-1885",
            "scope": "The 14 November 1885 decree defines Egypt’s pound as 100 piastres and temporarily retains earlier silver at official tariff.",
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              "earliest_year": 1885,
              "latest_year": 1885,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1885"
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            "claim_ids": [
              "C1189"
            ],
            "source_ids": [
              "S558"
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            "anchor_role": "account_unit_transition",
            "date_is_creation": false
          },
          "anchor_latest_year": 1885,
          "relationship_ids": [
            "R-V22-043",
            "R-V22-042"
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          "currency_ids": [
            "FTM000375",
            "FTM000381",
            "FTM000382"
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          "qualifications": [],
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          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "FTM000375",
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            "event_id": "OBS25-C1289-FTM000375-1798",
            "scope": "Browne’s Egyptian observations of 1792–1798 describe public allocations in piastres and expenses in paras, also called medines. This is dated local accounting evidence, not a currency founding date.",
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              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1792–1798"
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            "claim_ids": [
              "C1289"
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            "source_ids": [
              "S647"
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            "anchor_role": "account_unit_observation",
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          },
          "anchor_latest_year": 1798,
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            "FTM000375",
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          "qualifications": [],
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          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "FTM000375",
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            "event_id": "OBS30-C1880-FTM000375-1524",
            "scope": "Egypt’s medin was restored as the local unit of account in 1524. The documented para–piastre–pound account sequence supports its inclusion in the continuing Egyptian profile.",
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              "earliest_year": 1524,
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              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1524"
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            "source_ids": [
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            "anchor_role": "account_unit_observation",
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        },
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            "calendar": "CE/BCE, historical year numbering; no year zero",
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        "currency_ids": [
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      "deepest_supported_ancestry_path": {
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            "precision": "year",
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            "calendar": "CE/BCE, historical year numbering; no year zero",
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        "currency_ids": [
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        "optional_relationship_ids": [],
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      "threshold_paths": {
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              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "17 March 1872: decimal coinage"
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              "original_text": "1793"
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            "claim_ids": [
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            "source_ids": [
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            "anchor_role": "account_unit_observation",
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          "including_optional_references": false
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    },
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      "deepest_path": {
        "root_currency_id": "CUR-V31-LEONESE-SILVER-SOLIDUS",
        "anchor": {
          "event_id": "OBS31-C1891-CUR-V31-LEONESE-SILVER-SOLIDUS-894",
          "scope": "León charter prices an enclosure and two houses at four silver solidi.",
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            "earliest_year": 894,
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            "calendar": "CE/BCE, historical year numbering; no year zero",
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          "R0369",
          "R0372"
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          "FTM000191",
          "T-FTM000529",
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        "qualifications": [],
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        "path_type": "ancestry"
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      "threshold_paths": {
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            "event_id": "ET0731",
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              "latest_year": 1840,
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            "FTM000195"
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          "path_type": "ancestry"
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        "1800": {
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            "original_track_id": "T-FTM000497",
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              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "786–796"
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          "path_type": "ancestry"
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          "strict_ancestry": true,
          "ancestry_including_qualified": true,
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        },
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          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
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          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
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        },
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          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
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          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
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          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "LYD",
      "currency_ids": [
        "FTM000232"
      ],
      "deepest_path": {
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          "event_id": "OBS26-C1377-CUR-V26-ATHENIAN-DRACHMA--425",
          "scope": "The Athenian treasury account records principal and interest in talents,drachmas and obol fractions. Detailed disbursements cover 426/5–423/2 BCE, with a retrospective summary for 433/2–427/6.",
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          "claim_ids": [
            "C1377"
          ],
          "source_ids": [
            "S689"
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          "anchor_role": "account_unit_observation",
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        },
        "anchor_latest_year": -425,
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          "R-V36-001",
          "R-V25-004",
          "R-V39-001",
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          "R-V44-002",
          "R-V28-006",
          "R-V27-023",
          "R-V27-012"
        ],
        "currency_ids": [
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          "CUR-V25-ROMAN-DENARIUS",
          "CUR-V26-EGYPT-SOLIDUS-NOMISMA",
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          "CUR-V26-GENOA-CURRENT",
          "FTM000247",
          "CUR-V27-LIBYA-MAL",
          "FTM000232"
        ],
        "qualifications": [
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          "C2109: supported_inference",
          "R-V44-002: qualified relationship",
          "R-V44-002: compressed local stages; dates are a research envelope",
          "C1987: qualified",
          "R-V34-001: qualified relationship",
          "R-V34-001: compressed local stages; dates are a research envelope",
          "C2084: qualified",
          "R-V39-001: qualified relationship",
          "R-V39-001: compressed local stages; dates are a research envelope",
          "C1849: qualified",
          "R-V25-004: qualified relationship",
          "R-V25-004: compressed local stages; dates are a research envelope",
          "C2037: qualified",
          "R-V36-001: qualified relationship",
          "R-V36-001: compressed local stages; dates are a research envelope"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "FTM000375",
        "anchor": {
          "event_id": "OBS30-C1880-FTM000375-1524",
          "scope": "Egypt’s medin was restored as the local unit of account in 1524. The documented para–piastre–pound account sequence supports its inclusion in the continuing Egyptian profile.",
          "date": {
            "earliest_year": 1524,
            "latest_year": 1524,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1524"
          },
          "claim_ids": [
            "C1880"
          ],
          "source_ids": [
            "S906",
            "S978",
            "S558"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1524,
        "relationship_ids": [
          "R-V22-032"
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        "currency_ids": [
          "FTM000375",
          "FTM000232"
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        "path_type": "ancestry"
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      "threshold_paths": {
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          "root_currency_id": "FTM000276",
          "anchor": {
            "event_id": "OBS27-C1520-FTM000276-1878",
            "scope": "The French Treasury opened a Banque de l’Algérie account holding Algerian-franc balances for transfers with France.",
            "date": {
              "earliest_year": 1878,
              "latest_year": 1878,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1878"
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            "claim_ids": [
              "C1520"
            ],
            "source_ids": [
              "S856"
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            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1878,
          "relationship_ids": [
            "R-V27-013"
          ],
          "currency_ids": [
            "FTM000276",
            "FTM000232"
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          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "FTM000375",
          "anchor": {
            "event_id": "OBS25-C1289-FTM000375-1798",
            "scope": "Browne’s Egyptian observations of 1792–1798 describe public allocations in piastres and expenses in paras, also called medines. This is dated local accounting evidence, not a currency founding date.",
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              "earliest_year": 1792,
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              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1792–1798"
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            "claim_ids": [
              "C1289"
            ],
            "source_ids": [
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            "anchor_role": "account_unit_observation",
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          "anchor_latest_year": 1798,
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          "root_currency_id": "FTM000375",
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            "event_id": "OBS30-C1880-FTM000375-1524",
            "scope": "Egypt’s medin was restored as the local unit of account in 1524. The documented para–piastre–pound account sequence supports its inclusion in the continuing Egyptian profile.",
            "date": {
              "earliest_year": 1524,
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              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
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            "claim_ids": [
              "C1880"
            ],
            "source_ids": [
              "S906",
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              "S558"
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            "anchor_role": "account_unit_observation",
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          "anchor_latest_year": 1524,
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          "currency_ids": [
            "FTM000375",
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          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": {
          "root_currency_id": "CUR-V26-GENOA-CURRENT",
          "anchor": {
            "event_id": "OBS44-C2104-CUR-V26-GENOA-CURRENT-1141",
            "scope": "The 1141 Genoese mint contract specified payments in lire and production of local denari. Felloni follows this Genoese lira of account from its medieval use through subsequent changes in coin content. The 1141 witness establishes account use, not an exact foundation date.",
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              "earliest_year": 1141,
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              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1141"
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            "claim_ids": [
              "C2104"
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            "source_ids": [
              "S1109"
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            "anchor_role": "account_unit_observation",
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          "anchor_latest_year": 1141,
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          "currency_ids": [
            "CUR-V26-GENOA-CURRENT",
            "FTM000247",
            "CUR-V27-LIBYA-MAL",
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          "qualifications": [
            "C1681: indexed evidence"
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          "optional_relationship_ids": [],
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          "root_currency_id": "T-FTM000560",
          "anchor": {
            "event_id": "OBS-V19-2",
            "scope": "Account solidus of twelve denarii",
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              "earliest_year": 755,
              "latest_year": 755,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "755"
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            "claim_ids": [
              "C1026"
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            "source_ids": [
              "S483"
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            "original_track_id": "T-FTM000560",
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          "anchor_latest_year": 755,
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          "optional_relationship_ids": [],
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          "root_currency_id": "T-FTM000560",
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            "event_id": "OBS-V19-2",
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              "earliest_year": 755,
              "latest_year": 755,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
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              "C1026"
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            "source_ids": [
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            "original_track_id": "T-FTM000560",
            "anchor_role": "account_unit_observation"
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          "root_currency_id": "T-FTM000560",
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            "event_id": "OBS-V19-4",
            "scope": "Qualified extension from late-Merovingian deniers; account continuity inferred",
            "date": {
              "earliest_year": 670,
              "latest_year": 675,
              "precision": "range",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "c.670–675"
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              "C1031"
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            "source_ids": [
              "S483"
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            "original_track_id": "T-FTM000560",
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          "anchor_latest_year": 675,
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            "scope": "Cicero's In Verrem 2.3.214–215 and 225 (70 BCE) reports wheat prices and commutation demands in denarii. The Latin explicitly names the unit. This is a dated literary witness to account denomination, not an original ledger or a currency founding date; the reported transactions precede the text.",
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              "latest_year": -70,
              "precision": "year",
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              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "70 BCE (literary witness)"
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            "anchor_role": "account_unit_observation",
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          "anchor_latest_year": -70,
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          "currency_ids": [
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      },
      "threshold_modes": {
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        },
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          "strict_ancestry": true,
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          "including_optional_references": true
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          "strict_ancestry": true,
          "ancestry_including_qualified": true,
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          "strict_ancestry": false,
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          "strict_ancestry": false,
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          "strict_ancestry": false,
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          "strict_ancestry": false,
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    },
    {
      "code": "MAD",
      "currency_ids": [
        "FTM000281"
      ],
      "deepest_path": {
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          "scope": "The1920protectoratereform replaced Hassani transactionreckoning byfrancpaper,with100Hassanipesetas exchangedfor200francs.",
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            "earliest_year": 1920,
            "latest_year": 1920,
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            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1920"
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        "path_type": "ancestry"
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      "deepest_supported_ancestry_path": {
        "root_currency_id": "FTM000280",
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          "event_id": "OBS27-C1661-FTM000280-1920",
          "scope": "The1920protectoratereform replaced Hassani transactionreckoning byfrancpaper,with100Hassanipesetas exchangedfor200francs.",
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            "earliest_year": 1920,
            "latest_year": 1920,
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            "original_text": "1920"
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          "strict_ancestry": false,
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          "strict_ancestry": false,
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            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1497"
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        "qualifications": [
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        "path_type": "ancestry"
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          "scope": "Glinskaya’s reform standardized the inherited monetary system; the ruble was an account quantity of 100 kopecks. Efimov traces this system into Peter’s reign.",
          "date": {
            "earliest_year": 1535,
            "latest_year": 1538,
            "precision": "range",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1535–1538"
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            "S903",
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        },
        "anchor_latest_year": 1538,
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      "threshold_paths": {
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          "root_currency_id": "FTM000349",
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            "event_id": "ET0689",
            "scope": "denomination_standard: State credit notes used the silver-ruble unit and exchanged at face value.",
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              "earliest_year": 1843,
              "latest_year": 1843,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1843"
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              "C902"
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          "anchor_latest_year": 1843,
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          "currency_ids": [
            "FTM000254",
            "T-FTM000939",
            "FTM000255",
            "FTM000258"
          ],
          "qualifications": [
            "C1636: indexed evidence"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "FTM000374",
          "anchor": {
            "event_id": "OBS23-C1187-FTM000374-1750",
            "scope": "By the mid-eighteenth century, Ottoman prices and state obligations were expressed in kuruş. Its association with the continuing lira profile is qualified through the retained kuruş–lira accounting structure; circa 1750 is an observation, not a birth date.",
            "date": {
              "earliest_year": 1750,
              "latest_year": 1750,
              "precision": "approximate_year",
              "qualifier": "circa",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "c.1750 (mid-eighteenth century)"
            },
            "claim_ids": [
              "C1187"
            ],
            "source_ids": [
              "S557"
            ],
            "anchor_role": "account_unit_transition",
            "date_is_creation": false
          },
          "anchor_latest_year": 1750,
          "relationship_ids": [
            "R-V30-001",
            "R-V30-002",
            "R0346",
            "R0347",
            "R0355"
          ],
          "currency_ids": [
            "FTM000374",
            "CUR-V30-SERBIAN-GROS-ACCOUNT",
            "FTM000254",
            "T-FTM000939",
            "FTM000255",
            "FTM000258"
          ],
          "qualifications": [
            "C1636: indexed evidence",
            "C1187: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "FTM000374",
          "anchor": {
            "event_id": "OBS24-C1206-FTM000374-1690",
            "scope": "Domestically managed Ottoman esedi/kuruş accounting developed from the Dutch esedi trade-unit convention. This qualified regional transition compresses local stages; it does not assert universal redemption of Dutch coins or obligations. Only this local transition is asserted; other inputs and earlier stages may remain untraced.",
            "date": {
              "earliest_year": 1690,
              "latest_year": 1690,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1690"
            },
            "claim_ids": [
              "C1206"
            ],
            "source_ids": [
              "S601",
              "S599",
              "S557"
            ],
            "anchor_role": "account_unit_transition",
            "date_is_creation": false
          },
          "anchor_latest_year": 1690,
          "relationship_ids": [
            "R-V30-001",
            "R-V30-002",
            "R0346",
            "R0347",
            "R0355"
          ],
          "currency_ids": [
            "FTM000374",
            "CUR-V30-SERBIAN-GROS-ACCOUNT",
            "FTM000254",
            "T-FTM000939",
            "FTM000255",
            "FTM000258"
          ],
          "qualifications": [
            "C1636: indexed evidence",
            "C1206: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": {
          "root_currency_id": "FTM000374",
          "anchor": {
            "event_id": "OBS25-C1282-FTM000374-1432",
            "scope": "Under the project policy that rescaling and subdivision changes do not create currencies, the retained akçe account scale supports a qualified continuation within the Ottoman kuruş/lira profile. Extend the profile to 1431–1432 fiscal evidence; do not create a denomination-only akçe predecessor node.",
            "date": {
              "earliest_year": 1431,
              "latest_year": 1432,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1431–1432"
            },
            "claim_ids": [
              "C1282"
            ],
            "source_ids": [
              "S636",
              "S637",
              "S557"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1432,
          "relationship_ids": [
            "R-V30-001",
            "R-V30-002",
            "R0346",
            "R0347",
            "R0355"
          ],
          "currency_ids": [
            "FTM000374",
            "CUR-V30-SERBIAN-GROS-ACCOUNT",
            "FTM000254",
            "T-FTM000939",
            "FTM000255",
            "FTM000258"
          ],
          "qualifications": [
            "C1636: indexed evidence",
            "C1282: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1100": null,
        "800": null,
        "700": null,
        "1": null,
        "-600": null
      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1500": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1100": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "MMK",
      "currency_ids": [
        "FTM000290"
      ],
      "deepest_path": {
        "root_currency_id": "CUR-V35-MUGHAL-RUPEE",
        "anchor": {
          "event_id": "OBS35-C2003-CUR-V35-MUGHAL-RUPEE-1599",
          "scope": "The Ain-i-Akbari sets the rupee’s salary rating at 40 dams and identifies Sher Khan’s rupee as the antecedent of Akbar’s issue. The 1590s date bounds this textual witness, not the currency’s origin.",
          "date": {
            "earliest_year": 1590,
            "latest_year": 1599,
            "precision": "range",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1590s textual witness; approximate composition period"
          },
          "claim_ids": [
            "C2003"
          ],
          "source_ids": [
            "S1041",
            "S1043"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1599,
        "relationship_ids": [
          "R-V35-001",
          "R-V22-051",
          "R-V22-054"
        ],
        "currency_ids": [
          "CUR-V35-MUGHAL-RUPEE",
          "CUR-V22-CALCUTTA-SICCA",
          "FTM000285",
          "FTM000290"
        ],
        "qualifications": [
          "C2010: qualified",
          "R-V35-001: qualified relationship",
          "R-V35-001: compressed local stages; dates are a research envelope"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "CUR-V28-PATNA-SANWAT",
        "anchor": {
          "event_id": "OBS28-C1742-CUR-V28-PATNA-SANWAT-1775",
          "scope": "A1775 land grant denominated rent in Sanwat Azeemabadee rupees, separately valued from sicca.",
          "date": {
            "earliest_year": 1775,
            "latest_year": 1775,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1775"
          },
          "claim_ids": [
            "C1742"
          ],
          "source_ids": [
            "S910"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1775,
        "relationship_ids": [
          "R-V28-001",
          "R-V22-051",
          "R-V22-054"
        ],
        "currency_ids": [
          "CUR-V28-PATNA-SANWAT",
          "CUR-V22-CALCUTTA-SICCA",
          "FTM000285",
          "FTM000290"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": {
          "root_currency_id": "FTM000285",
          "anchor": {
            "event_id": "ET0392",
            "scope": "19 May 1898 order, recited in 1905; not first Indian rupee",
            "date": {
              "earliest_year": 1898,
              "latest_year": 1898,
              "precision": "day",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "19 May 1898 order, recited in 1905; not first Indian rupee",
              "iso_date": "1898-05-19"
            },
            "claim_ids": [
              "C602"
            ],
            "source_ids": [
              "S334"
            ],
            "original_track_id": "FTM000284"
          },
          "anchor_latest_year": 1898,
          "relationship_ids": [
            "R-V22-054"
          ],
          "currency_ids": [
            "FTM000285",
            "FTM000290"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "CUR-V22-CALCUTTA-SICCA",
          "anchor": {
            "event_id": "OBS28-C1761-CUR-V22-CALCUTTA-SICCA-1793",
            "scope": "Regulation XXXV required sicca-denominated new contracts and revenue payments, as quoted by the Privy Council.",
            "date": {
              "earliest_year": 1793,
              "latest_year": 1793,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1793"
            },
            "claim_ids": [
              "C1761"
            ],
            "source_ids": [
              "S910"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1793,
          "relationship_ids": [
            "R-V22-051",
            "R-V22-054"
          ],
          "currency_ids": [
            "CUR-V22-CALCUTTA-SICCA",
            "FTM000285",
            "FTM000290"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "CUR-V37-MADRAS-PAGODA",
          "anchor": {
            "event_id": "OBS37-C2041-CUR-V37-MADRAS-PAGODA-1643",
            "scope": "Accounts through June 1643 total 9,250 new pagodas for expenses. This establishes local pagoda accounting; its association with the later Star-pagoda profile remains qualified.",
            "date": {
              "earliest_year": 1643,
              "latest_year": 1643,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1643"
            },
            "claim_ids": [
              "C2041"
            ],
            "source_ids": [
              "S1068"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false,
            "identity_association_status": "qualified"
          },
          "anchor_latest_year": 1643,
          "relationship_ids": [
            "R-V37-001",
            "R-V22-054"
          ],
          "currency_ids": [
            "CUR-V37-MADRAS-PAGODA",
            "FTM000285",
            "FTM000290"
          ],
          "qualifications": [
            "C2072: qualified",
            "R-V37-001: qualified relationship",
            "R-V37-001: compressed local stages; dates are a research envelope",
            "C2041: qualified",
            "OBS37-C2041-CUR-V37-MADRAS-PAGODA-1643: qualified identity association"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": null,
        "1100": null,
        "800": null,
        "700": null,
        "1": null,
        "-600": null
      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1500": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1100": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "MNT",
      "currency_ids": [
        "FTM000350"
      ],
      "deepest_path": {
        "root_currency_id": "CUR-V31-LEONESE-SILVER-SOLIDUS",
        "anchor": {
          "event_id": "OBS31-C1891-CUR-V31-LEONESE-SILVER-SOLIDUS-894",
          "scope": "León charter prices an enclosure and two houses at four silver solidi.",
          "date": {
            "earliest_year": 894,
            "latest_year": 894,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "894"
          },
          "claim_ids": [
            "C1891"
          ],
          "source_ids": [
            "S993"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 894,
        "relationship_ids": [
          "R-V34-007",
          "R-V44-005",
          "R-V35-002",
          "R-V22-037"
        ],
        "currency_ids": [
          "CUR-V31-LEONESE-SILVER-SOLIDUS",
          "T-FTM000621",
          "T-FTM000476",
          "T-FTM000456",
          "FTM000350"
        ],
        "qualifications": [
          "C2011: qualified",
          "R-V35-002: qualified relationship",
          "R-V35-002: compressed local stages; dates are a research envelope",
          "C2112: supported_inference",
          "R-V44-005: qualified relationship",
          "R-V44-005: compressed local stages; dates are a research envelope",
          "C1993: qualified",
          "R-V34-007: qualified relationship",
          "R-V34-007: compressed local stages; dates are a research envelope"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "T-FTM000456",
        "anchor": {
          "event_id": "OBS35-C2006-T-FTM000456-1910",
          "scope": "Wang identifies the silver yuan as China’s official monetary unit during 1910–1935, discussing the 1910, 1914 and 1933 standards within that account history.",
          "date": {
            "earliest_year": 1910,
            "latest_year": 1910,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1910"
          },
          "claim_ids": [
            "C2006"
          ],
          "source_ids": [
            "S1045"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1910,
        "relationship_ids": [
          "R-V22-037"
        ],
        "currency_ids": [
          "T-FTM000456",
          "FTM000350"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": {
          "root_currency_id": "T-FTM000476",
          "anchor": {
            "event_id": "ET0740",
            "scope": "denomination_derivation: The Spanish dollar or piece of eight represented eight reales.",
            "date": {
              "earliest_year": 1600,
              "latest_year": 1799,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1600–1799"
            },
            "claim_ids": [
              "C953"
            ],
            "source_ids": [
              "S99"
            ],
            "original_track_id": "T-FTM000475"
          },
          "anchor_latest_year": 1799,
          "relationship_ids": [
            "R-V35-002",
            "R-V22-037"
          ],
          "currency_ids": [
            "T-FTM000476",
            "T-FTM000456",
            "FTM000350"
          ],
          "qualifications": [
            "C2011: qualified",
            "R-V35-002: qualified relationship",
            "R-V35-002: compressed local stages; dates are a research envelope"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "T-FTM000476",
          "anchor": {
            "event_id": "ET0740",
            "scope": "denomination_derivation: The Spanish dollar or piece of eight represented eight reales.",
            "date": {
              "earliest_year": 1600,
              "latest_year": 1799,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1600–1799"
            },
            "claim_ids": [
              "C953"
            ],
            "source_ids": [
              "S99"
            ],
            "original_track_id": "T-FTM000475"
          },
          "anchor_latest_year": 1799,
          "relationship_ids": [
            "R-V35-002",
            "R-V22-037"
          ],
          "currency_ids": [
            "T-FTM000476",
            "T-FTM000456",
            "FTM000350"
          ],
          "qualifications": [
            "C2011: qualified",
            "R-V35-002: qualified relationship",
            "R-V35-002: compressed local stages; dates are a research envelope"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "T-FTM000476",
          "anchor": {
            "event_id": "ET0765",
            "scope": "Real attested in the 1497 monetary tariff",
            "date": {
              "earliest_year": 1497,
              "latest_year": 1497,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1497"
            },
            "claim_ids": [
              "C336"
            ],
            "source_ids": [
              "S171"
            ],
            "original_track_id": "T-FTM000475"
          },
          "anchor_latest_year": 1497,
          "relationship_ids": [
            "R-V35-002",
            "R-V22-037"
          ],
          "currency_ids": [
            "T-FTM000476",
            "T-FTM000456",
            "FTM000350"
          ],
          "qualifications": [
            "C2011: qualified",
            "R-V35-002: qualified relationship",
            "R-V35-002: compressed local stages; dates are a research envelope"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": {
          "root_currency_id": "T-FTM000476",
          "anchor": {
            "event_id": "ET0765",
            "scope": "Real attested in the 1497 monetary tariff",
            "date": {
              "earliest_year": 1497,
              "latest_year": 1497,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1497"
            },
            "claim_ids": [
              "C336"
            ],
            "source_ids": [
              "S171"
            ],
            "original_track_id": "T-FTM000475"
          },
          "anchor_latest_year": 1497,
          "relationship_ids": [
            "R-V35-002",
            "R-V22-037"
          ],
          "currency_ids": [
            "T-FTM000476",
            "T-FTM000456",
            "FTM000350"
          ],
          "qualifications": [
            "C2011: qualified",
            "R-V35-002: qualified relationship",
            "R-V35-002: compressed local stages; dates are a research envelope"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1100": {
          "root_currency_id": "CUR-V31-LEONESE-SILVER-SOLIDUS",
          "anchor": {
            "event_id": "OBS31-C1891-CUR-V31-LEONESE-SILVER-SOLIDUS-894",
            "scope": "León charter prices an enclosure and two houses at four silver solidi.",
            "date": {
              "earliest_year": 894,
              "latest_year": 894,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "894"
            },
            "claim_ids": [
              "C1891"
            ],
            "source_ids": [
              "S993"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 894,
          "relationship_ids": [
            "R-V34-007",
            "R-V44-005",
            "R-V35-002",
            "R-V22-037"
          ],
          "currency_ids": [
            "CUR-V31-LEONESE-SILVER-SOLIDUS",
            "T-FTM000621",
            "T-FTM000476",
            "T-FTM000456",
            "FTM000350"
          ],
          "qualifications": [
            "C2011: qualified",
            "R-V35-002: qualified relationship",
            "R-V35-002: compressed local stages; dates are a research envelope",
            "C2112: supported_inference",
            "R-V44-005: qualified relationship",
            "R-V44-005: compressed local stages; dates are a research envelope",
            "C1993: qualified",
            "R-V34-007: qualified relationship",
            "R-V34-007: compressed local stages; dates are a research envelope"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "800": null,
        "700": null,
        "1": null,
        "-600": null
      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
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              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
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              "latest_year": 1793,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1793"
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            "source_ids": [
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            "FTM000293"
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          "qualifications": [],
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        },
        "1700": {
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              "latest_year": 1497,
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              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1497"
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            ],
            "original_track_id": "T-FTM000475"
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            "R-V27-029"
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          "optional_relationship_ids": [],
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              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
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              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
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            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "17 March 1872: decimal coinage"
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              "calendar": "CE/BCE, historical year numbering; no year zero",
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            "OBS37-C2041-CUR-V37-MADRAS-PAGODA-1643: qualified identity association"
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          "optional_relationship_ids": [],
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        "1700": {
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            "event_id": "OBS37-C2041-CUR-V37-MADRAS-PAGODA-1643",
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          "optional_relationship_ids": [],
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        },
        "700": {
          "strict_ancestry": false,
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          "including_optional_references": false
        },
        "1": {
          "strict_ancestry": false,
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          "including_optional_references": false
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "MWK",
      "currency_ids": [
        "FTM000200"
      ],
      "deepest_path": {
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        "anchor": {
          "event_id": "OBS26-C1377-CUR-V26-ATHENIAN-DRACHMA--425",
          "scope": "The Athenian treasury account records principal and interest in talents,drachmas and obol fractions. Detailed disbursements cover 426/5–423/2 BCE, with a retrospective summary for 433/2–427/6.",
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            "precision": "range",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "-426–-425"
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          "claim_ids": [
            "C1377"
          ],
          "source_ids": [
            "S689"
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          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": -425,
        "relationship_ids": [
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          "R-V25-004",
          "R-V39-001",
          "R-V34-001",
          "R-V41-001",
          "R-V27-052",
          "R-V25-007",
          "R0155"
        ],
        "currency_ids": [
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          "CUR-V25-ROMAN-DENARIUS",
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        "qualifications": [
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          "R-V41-001: qualified relationship",
          "R-V41-001: compressed local stages; dates are a research envelope",
          "C1987: qualified",
          "R-V34-001: qualified relationship",
          "R-V34-001: compressed local stages; dates are a research envelope",
          "C2084: qualified",
          "R-V39-001: qualified relationship",
          "R-V39-001: compressed local stages; dates are a research envelope",
          "C1849: qualified",
          "R-V25-004: qualified relationship",
          "R-V25-004: compressed local stages; dates are a research envelope",
          "C2037: qualified",
          "R-V36-001: qualified relationship",
          "R-V36-001: compressed local stages; dates are a research envelope"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "T-FTM000497",
        "anchor": {
          "event_id": "OBS29-C1828-T-FTM000497-807",
          "scope": "Cuthred’s Eythorne grant values the transferred land at 3,000 pence. This contemporary account transaction supports the existing English penny lineage before the 833–839 pound-of-pennies witness.",
          "date": {
            "earliest_year": 805,
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            "precision": "range",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "805–807"
          },
          "claim_ids": [
            "C1828"
          ],
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      },
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        },
        "1800": {
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        },
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        },
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        },
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        },
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          "including_optional_references": false
        },
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          "strict_ancestry": false,
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        },
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    },
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      "code": "NZD",
      "currency_ids": [
        "T-FTM000509"
      ],
      "deepest_path": {
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        "anchor": {
          "event_id": "OBS26-C1377-CUR-V26-ATHENIAN-DRACHMA--425",
          "scope": "The Athenian treasury account records principal and interest in talents,drachmas and obol fractions. Detailed disbursements cover 426/5–423/2 BCE, with a retrospective summary for 433/2–427/6.",
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            "earliest_year": -426,
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            "precision": "range",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "-426–-425"
          },
          "claim_ids": [
            "C1377"
          ],
          "source_ids": [
            "S689"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": -425,
        "relationship_ids": [
          "R-V36-001",
          "R-V25-004",
          "R-V39-001",
          "R-V34-001",
          "R-V41-001",
          "R0359",
          "R0051"
        ],
        "currency_ids": [
          "CUR-V26-ATHENIAN-DRACHMA",
          "CUR-V25-EGYPT-DRACHMA",
          "CUR-V25-ROMAN-DENARIUS",
          "CUR-V26-EGYPT-SOLIDUS-NOMISMA",
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          "T-FTM000497",
          "T-FTM000510",
          "T-FTM000509"
        ],
        "qualifications": [
          "C1646: indexed evidence",
          "C2097: qualified",
          "R-V41-001: qualified relationship",
          "R-V41-001: compressed local stages; dates are a research envelope",
          "C1987: qualified",
          "R-V34-001: qualified relationship",
          "R-V34-001: compressed local stages; dates are a research envelope",
          "C2084: qualified",
          "R-V39-001: qualified relationship",
          "R-V39-001: compressed local stages; dates are a research envelope",
          "C1849: qualified",
          "R-V25-004: qualified relationship",
          "R-V25-004: compressed local stages; dates are a research envelope",
          "C2037: qualified",
          "R-V36-001: qualified relationship",
          "R-V36-001: compressed local stages; dates are a research envelope"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "T-FTM000510",
        "anchor": {
          "event_id": "ET0724",
          "scope": "territorial_unit_derivation: New Zealand local pound coinage and national notes succeeded the British-coin and trading-bank system.",
          "date": {
            "earliest_year": 1933,
            "latest_year": 1935,
            "precision": "range",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1933–1935"
          },
          "claim_ids": [
            "C937"
          ],
          "source_ids": [
            "S449"
          ],
          "original_track_id": "T-FTM000510"
        },
        "anchor_latest_year": 1935,
        "relationship_ids": [
          "R0051"
        ],
        "currency_ids": [
          "T-FTM000510",
          "T-FTM000509"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "ET0660",
            "scope": "territorial_unit_derivation: Cyprus introduced a local coinage system of 180 piastres per English gold pound.",
            "date": {
              "earliest_year": 1879,
              "latest_year": 1879,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1879"
            },
            "claim_ids": [
              "C873"
            ],
            "source_ids": [
              "S434"
            ],
            "original_track_id": "T-FTM000497"
          },
          "anchor_latest_year": 1879,
          "relationship_ids": [
            "R0359",
            "R0051"
          ],
          "currency_ids": [
            "T-FTM000497",
            "T-FTM000510",
            "T-FTM000509"
          ],
          "qualifications": [
            "C1646: indexed evidence",
            "C873: qualified"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "ET0764",
            "scope": "Established pound of account represented by the sovereign",
            "date": {
              "earliest_year": 1489,
              "latest_year": 1489,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1489"
            },
            "claim_ids": [
              "C265"
            ],
            "source_ids": [
              "S139"
            ],
            "original_track_id": "T-FTM000497"
          },
          "anchor_latest_year": 1489,
          "relationship_ids": [
            "R0359",
            "R0051"
          ],
          "currency_ids": [
            "T-FTM000497",
            "T-FTM000510",
            "T-FTM000509"
          ],
          "qualifications": [
            "C1646: indexed evidence"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "ET0764",
            "scope": "Established pound of account represented by the sovereign",
            "date": {
              "earliest_year": 1489,
              "latest_year": 1489,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1489"
            },
            "claim_ids": [
              "C265"
            ],
            "source_ids": [
              "S139"
            ],
            "original_track_id": "T-FTM000497"
          },
          "anchor_latest_year": 1489,
          "relationship_ids": [
            "R0359",
            "R0051"
          ],
          "currency_ids": [
            "T-FTM000497",
            "T-FTM000510",
            "T-FTM000509"
          ],
          "qualifications": [
            "C1646: indexed evidence"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "ET0764",
            "scope": "Established pound of account represented by the sovereign",
            "date": {
              "earliest_year": 1489,
              "latest_year": 1489,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1489"
            },
            "claim_ids": [
              "C265"
            ],
            "source_ids": [
              "S139"
            ],
            "original_track_id": "T-FTM000497"
          },
          "anchor_latest_year": 1489,
          "relationship_ids": [
            "R0359",
            "R0051"
          ],
          "currency_ids": [
            "T-FTM000497",
            "T-FTM000510",
            "T-FTM000509"
          ],
          "qualifications": [
            "C1646: indexed evidence"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1100": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "OBS-V19-1",
            "scope": "240-pence pound: observation in a reign, not exact creation date",
            "date": {
              "earliest_year": 1066,
              "latest_year": 1087,
              "precision": "range",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "William I, 1066–1087"
            },
            "claim_ids": [
              "C1024"
            ],
            "source_ids": [
              "S140"
            ],
            "original_track_id": "T-FTM000497",
            "anchor_role": "account_unit_observation"
          },
          "anchor_latest_year": 1087,
          "relationship_ids": [
            "R0359",
            "R0051"
          ],
          "currency_ids": [
            "T-FTM000497",
            "T-FTM000510",
            "T-FTM000509"
          ],
          "qualifications": [
            "C1646: indexed evidence"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "800": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "OBS29-C1829-T-FTM000497-796",
            "scope": "Beonna’s Swineshead lease fixes consideration at 1,000 shillings and an annual render of hospitality or thirty sicli; heirs remain liable. This extends qualified early-English account evidence.",
            "date": {
              "earliest_year": 786,
              "latest_year": 796,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "786–796"
            },
            "claim_ids": [
              "C1829"
            ],
            "source_ids": [
              "S942",
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            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 796,
          "relationship_ids": [
            "R0359",
            "R0051"
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          "currency_ids": [
            "T-FTM000497",
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          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "700": {
          "root_currency_id": "T-FTM000560",
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            "event_id": "OBS-V19-4",
            "scope": "Qualified extension from late-Merovingian deniers; account continuity inferred",
            "date": {
              "earliest_year": 670,
              "latest_year": 675,
              "precision": "range",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "c.670–675"
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            "claim_ids": [
              "C1031"
            ],
            "source_ids": [
              "S483"
            ],
            "original_track_id": "T-FTM000560",
            "anchor_role": "account_unit_observation"
          },
          "anchor_latest_year": 675,
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          "currency_ids": [
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            "T-FTM000510",
            "T-FTM000509"
          ],
          "qualifications": [
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            "C2097: qualified",
            "R-V41-001: qualified relationship",
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            "C1031: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
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          "root_currency_id": "CUR-V25-ROMAN-DENARIUS",
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            "event_id": "OBS33-C1970-CUR-V25-ROMAN-DENARIUS",
            "scope": "Cicero's In Verrem 2.3.214–215 and 225 (70 BCE) reports wheat prices and commutation demands in denarii. The Latin explicitly names the unit. This is a dated literary witness to account denomination, not an original ledger or a currency founding date; the reported transactions precede the text.",
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              "earliest_year": -70,
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              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "70 BCE (literary witness)"
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            "date_role": "literary_witness_not_transaction_date",
            "claim_ids": [
              "C1970"
            ],
            "source_ids": [
              "S1023",
              "S1024"
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            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": -70,
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            "R-V34-001",
            "R-V41-001",
            "R0359",
            "R0051"
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          "currency_ids": [
            "CUR-V25-ROMAN-DENARIUS",
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          "including_optional_references": true
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        },
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        },
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        },
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          "including_optional_references": true
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          "including_optional_references": true
        },
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          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
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      }
    },
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      "code": "OMR",
      "currency_ids": [
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      "deepest_path": {
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          "event_id": "OBS35-C2003-CUR-V35-MUGHAL-RUPEE-1599",
          "scope": "The Ain-i-Akbari sets the rupee’s salary rating at 40 dams and identifies Sher Khan’s rupee as the antecedent of Akbar’s issue. The 1590s date bounds this textual witness, not the currency’s origin.",
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            "earliest_year": 1590,
            "latest_year": 1599,
            "precision": "range",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1590s textual witness; approximate composition period"
          },
          "claim_ids": [
            "C2003"
          ],
          "source_ids": [
            "S1041",
            "S1043"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1599,
        "relationship_ids": [
          "R-V35-001",
          "R-V22-051",
          "R0393"
        ],
        "currency_ids": [
          "CUR-V35-MUGHAL-RUPEE",
          "CUR-V22-CALCUTTA-SICCA",
          "FTM000285",
          "FTM000244"
        ],
        "qualifications": [
          "C2010: qualified",
          "R-V35-001: qualified relationship",
          "R-V35-001: compressed local stages; dates are a research envelope"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "CUR-V28-PATNA-SANWAT",
        "anchor": {
          "event_id": "OBS28-C1742-CUR-V28-PATNA-SANWAT-1775",
          "scope": "A1775 land grant denominated rent in Sanwat Azeemabadee rupees, separately valued from sicca.",
          "date": {
            "earliest_year": 1775,
            "latest_year": 1775,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1775"
          },
          "claim_ids": [
            "C1742"
          ],
          "source_ids": [
            "S910"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1775,
        "relationship_ids": [
          "R-V28-001",
          "R-V22-051",
          "R0393"
        ],
        "currency_ids": [
          "CUR-V28-PATNA-SANWAT",
          "CUR-V22-CALCUTTA-SICCA",
          "FTM000285",
          "FTM000244"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": {
          "root_currency_id": "FTM000285",
          "anchor": {
            "event_id": "ET0392",
            "scope": "19 May 1898 order, recited in 1905; not first Indian rupee",
            "date": {
              "earliest_year": 1898,
              "latest_year": 1898,
              "precision": "day",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "19 May 1898 order, recited in 1905; not first Indian rupee",
              "iso_date": "1898-05-19"
            },
            "claim_ids": [
              "C602"
            ],
            "source_ids": [
              "S334"
            ],
            "original_track_id": "FTM000284"
          },
          "anchor_latest_year": 1898,
          "relationship_ids": [
            "R0393"
          ],
          "currency_ids": [
            "FTM000285",
            "FTM000244"
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          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "CUR-V22-CALCUTTA-SICCA",
          "anchor": {
            "event_id": "OBS28-C1761-CUR-V22-CALCUTTA-SICCA-1793",
            "scope": "Regulation XXXV required sicca-denominated new contracts and revenue payments, as quoted by the Privy Council.",
            "date": {
              "earliest_year": 1793,
              "latest_year": 1793,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1793"
            },
            "claim_ids": [
              "C1761"
            ],
            "source_ids": [
              "S910"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1793,
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            "R-V22-051",
            "R0393"
          ],
          "currency_ids": [
            "CUR-V22-CALCUTTA-SICCA",
            "FTM000285",
            "FTM000244"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "CUR-V37-MADRAS-PAGODA",
          "anchor": {
            "event_id": "OBS37-C2041-CUR-V37-MADRAS-PAGODA-1643",
            "scope": "Accounts through June 1643 total 9,250 new pagodas for expenses. This establishes local pagoda accounting; its association with the later Star-pagoda profile remains qualified.",
            "date": {
              "earliest_year": 1643,
              "latest_year": 1643,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1643"
            },
            "claim_ids": [
              "C2041"
            ],
            "source_ids": [
              "S1068"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false,
            "identity_association_status": "qualified"
          },
          "anchor_latest_year": 1643,
          "relationship_ids": [
            "R-V37-001",
            "R0393"
          ],
          "currency_ids": [
            "CUR-V37-MADRAS-PAGODA",
            "FTM000285",
            "FTM000244"
          ],
          "qualifications": [
            "C2072: qualified",
            "R-V37-001: qualified relationship",
            "R-V37-001: compressed local stages; dates are a research envelope",
            "C2041: qualified",
            "OBS37-C2041-CUR-V37-MADRAS-PAGODA-1643: qualified identity association"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": null,
        "1100": null,
        "800": null,
        "700": null,
        "1": null,
        "-600": null
      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1500": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1100": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "PAB",
      "currency_ids": [
        "FTM000071"
      ],
      "deepest_path": {
        "root_currency_id": "CUR-V31-LEONESE-SILVER-SOLIDUS",
        "anchor": {
          "event_id": "OBS31-C1891-CUR-V31-LEONESE-SILVER-SOLIDUS-894",
          "scope": "León charter prices an enclosure and two houses at four silver solidi.",
          "date": {
            "earliest_year": 894,
            "latest_year": 894,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "894"
          },
          "claim_ids": [
            "C1891"
          ],
          "source_ids": [
            "S993"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 894,
        "relationship_ids": [
          "R-V34-007",
          "R-V44-005",
          "R-V23-018",
          "R-V23-019"
        ],
        "currency_ids": [
          "CUR-V31-LEONESE-SILVER-SOLIDUS",
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          "T-FTM000476",
          "FTM000070",
          "FTM000071"
        ],
        "qualifications": [
          "C1178: supported_inference",
          "R-V23-018: qualified relationship",
          "C2112: supported_inference",
          "R-V44-005: qualified relationship",
          "R-V44-005: compressed local stages; dates are a research envelope",
          "C1993: qualified",
          "R-V34-007: qualified relationship",
          "R-V34-007: compressed local stages; dates are a research envelope"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "FTM000071",
        "anchor": {
          "event_id": "ET0349",
          "scope": "28 June 1904: law date",
          "date": {
            "earliest_year": 1904,
            "latest_year": 1904,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "28 June 1904: law date"
          },
          "claim_ids": [
            "C558"
          ],
          "source_ids": [
            "S292"
          ],
          "original_track_id": "FTM000071"
        },
        "anchor_latest_year": 1904,
        "relationship_ids": [],
        "currency_ids": [
          "FTM000071"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": {
          "root_currency_id": "FTM000070",
          "anchor": {
            "event_id": "OBS23-C1178-FTM000070-1821",
            "scope": "Colombian peso/real reckoning continued the inherited Spanish-American monetary system, with the 1821 Congress ordering return to its eight-real silver peso. This is a qualified regional branch; local wartime stages and incomplete implementation remain open. Only this local transition is asserted; other inputs and earlier stages may remain untraced.",
            "date": {
              "earliest_year": 1819,
              "latest_year": 1821,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1819–1821"
            },
            "claim_ids": [
              "C1178"
            ],
            "source_ids": [
              "S584"
            ],
            "anchor_role": "account_unit_transition",
            "date_is_creation": false
          },
          "anchor_latest_year": 1821,
          "relationship_ids": [
            "R-V23-019"
          ],
          "currency_ids": [
            "FTM000070",
            "FTM000071"
          ],
          "qualifications": [
            "C1178: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "T-FTM000476",
          "anchor": {
            "event_id": "ET0740",
            "scope": "denomination_derivation: The Spanish dollar or piece of eight represented eight reales.",
            "date": {
              "earliest_year": 1600,
              "latest_year": 1799,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1600–1799"
            },
            "claim_ids": [
              "C953"
            ],
            "source_ids": [
              "S99"
            ],
            "original_track_id": "T-FTM000475"
          },
          "anchor_latest_year": 1799,
          "relationship_ids": [
            "R-V23-018",
            "R-V23-019"
          ],
          "currency_ids": [
            "T-FTM000476",
            "FTM000070",
            "FTM000071"
          ],
          "qualifications": [
            "C1178: supported_inference",
            "R-V23-018: qualified relationship"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "T-FTM000476",
          "anchor": {
            "event_id": "ET0765",
            "scope": "Real attested in the 1497 monetary tariff",
            "date": {
              "earliest_year": 1497,
              "latest_year": 1497,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1497"
            },
            "claim_ids": [
              "C336"
            ],
            "source_ids": [
              "S171"
            ],
            "original_track_id": "T-FTM000475"
          },
          "anchor_latest_year": 1497,
          "relationship_ids": [
            "R-V23-018",
            "R-V23-019"
          ],
          "currency_ids": [
            "T-FTM000476",
            "FTM000070",
            "FTM000071"
          ],
          "qualifications": [
            "C1178: supported_inference",
            "R-V23-018: qualified relationship"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": {
          "root_currency_id": "T-FTM000476",
          "anchor": {
            "event_id": "ET0765",
            "scope": "Real attested in the 1497 monetary tariff",
            "date": {
              "earliest_year": 1497,
              "latest_year": 1497,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1497"
            },
            "claim_ids": [
              "C336"
            ],
            "source_ids": [
              "S171"
            ],
            "original_track_id": "T-FTM000475"
          },
          "anchor_latest_year": 1497,
          "relationship_ids": [
            "R-V23-018",
            "R-V23-019"
          ],
          "currency_ids": [
            "T-FTM000476",
            "FTM000070",
            "FTM000071"
          ],
          "qualifications": [
            "C1178: supported_inference",
            "R-V23-018: qualified relationship"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1100": {
          "root_currency_id": "CUR-V31-LEONESE-SILVER-SOLIDUS",
          "anchor": {
            "event_id": "OBS31-C1891-CUR-V31-LEONESE-SILVER-SOLIDUS-894",
            "scope": "León charter prices an enclosure and two houses at four silver solidi.",
            "date": {
              "earliest_year": 894,
              "latest_year": 894,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "894"
            },
            "claim_ids": [
              "C1891"
            ],
            "source_ids": [
              "S993"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 894,
          "relationship_ids": [
            "R-V34-007",
            "R-V44-005",
            "R-V23-018",
            "R-V23-019"
          ],
          "currency_ids": [
            "CUR-V31-LEONESE-SILVER-SOLIDUS",
            "T-FTM000621",
            "T-FTM000476",
            "FTM000070",
            "FTM000071"
          ],
          "qualifications": [
            "C1178: supported_inference",
            "R-V23-018: qualified relationship",
            "C2112: supported_inference",
            "R-V44-005: qualified relationship",
            "R-V44-005: compressed local stages; dates are a research envelope",
            "C1993: qualified",
            "R-V34-007: qualified relationship",
            "R-V34-007: compressed local stages; dates are a research envelope"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "800": null,
        "700": null,
        "1": null,
        "-600": null
      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1500": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1100": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "PEN",
      "currency_ids": [
        "FTM000087"
      ],
      "deepest_path": {
        "root_currency_id": "CUR-V27-PERUVIAN-SOL-1863",
        "anchor": {
          "event_id": "OBS27-C1449-CUR-V27-PERUVIAN-SOL-1863-1863",
          "scope": "The 1863 law identified the sol as Peru’s principal monetary unit.",
          "date": {
            "earliest_year": 1863,
            "latest_year": 1863,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1863"
          },
          "claim_ids": [
            "C1449"
          ],
          "source_ids": [
            "S853"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1863,
        "relationship_ids": [
          "R-V27-030",
          "R-V27-037",
          "R0437",
          "R0438"
        ],
        "currency_ids": [
          "CUR-V27-PERUVIAN-SOL-1863",
          "CUR-V27-PERUVIAN-LIBRA",
          "FTM000085",
          "FTM000086",
          "FTM000087"
        ],
        "qualifications": [
          "C1695: indexed evidence",
          "C1453: indexed evidence",
          "C1449: indexed evidence"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "FTM000085",
        "anchor": {
          "event_id": "OBS25-C1275-FTM000085-1930",
          "scope": "Law 6746 of 11 February 1930 established the sol-oro and rated existing silver soles at the same legal value. ",
          "date": {
            "earliest_year": 1930,
            "latest_year": 1930,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1930"
          },
          "claim_ids": [
            "C1275"
          ],
          "source_ids": [
            "S628"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1930,
        "relationship_ids": [
          "R0437",
          "R0438"
        ],
        "currency_ids": [
          "FTM000085",
          "FTM000086",
          "FTM000087"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": {
          "root_currency_id": "CUR-V27-PERUVIAN-SOL-1863",
          "anchor": {
            "event_id": "OBS27-C1449-CUR-V27-PERUVIAN-SOL-1863-1863",
            "scope": "The 1863 law identified the sol as Peru’s principal monetary unit.",
            "date": {
              "earliest_year": 1863,
              "latest_year": 1863,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1863"
            },
            "claim_ids": [
              "C1449"
            ],
            "source_ids": [
              "S853"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1863,
          "relationship_ids": [
            "R-V27-030",
            "R-V27-037",
            "R0437",
            "R0438"
          ],
          "currency_ids": [
            "CUR-V27-PERUVIAN-SOL-1863",
            "CUR-V27-PERUVIAN-LIBRA",
            "FTM000085",
            "FTM000086",
            "FTM000087"
          ],
          "qualifications": [
            "C1695: indexed evidence",
            "C1453: indexed evidence",
            "C1449: indexed evidence"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": null,
        "1700": null,
        "1500": null,
        "1100": null,
        "800": null,
        "700": null,
        "1": null,
        "-600": null
      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1500": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1100": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "PGK",
      "currency_ids": [
        "FTM000178"
      ],
      "deepest_path": {
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        "anchor": {
          "event_id": "OBS26-C1377-CUR-V26-ATHENIAN-DRACHMA--425",
          "scope": "The Athenian treasury account records principal and interest in talents,drachmas and obol fractions. Detailed disbursements cover 426/5–423/2 BCE, with a retrospective summary for 433/2–427/6.",
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            "earliest_year": -426,
            "latest_year": -425,
            "precision": "range",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "-426–-425"
          },
          "claim_ids": [
            "C1377"
          ],
          "source_ids": [
            "S689"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": -425,
        "relationship_ids": [
          "R-V36-001",
          "R-V25-004",
          "R-V39-001",
          "R-V34-001",
          "R-V41-001",
          "R0358",
          "R0050",
          "R0367"
        ],
        "currency_ids": [
          "CUR-V26-ATHENIAN-DRACHMA",
          "CUR-V25-EGYPT-DRACHMA",
          "CUR-V25-ROMAN-DENARIUS",
          "CUR-V26-EGYPT-SOLIDUS-NOMISMA",
          "T-FTM000560",
          "T-FTM000497",
          "T-FTM000508",
          "T-FTM000507",
          "FTM000178"
        ],
        "qualifications": [
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          "R-V41-001: qualified relationship",
          "R-V41-001: compressed local stages; dates are a research envelope",
          "C1987: qualified",
          "R-V34-001: qualified relationship",
          "R-V34-001: compressed local stages; dates are a research envelope",
          "C2084: qualified",
          "R-V39-001: qualified relationship",
          "R-V39-001: compressed local stages; dates are a research envelope",
          "C1849: qualified",
          "R-V25-004: qualified relationship",
          "R-V25-004: compressed local stages; dates are a research envelope",
          "C2037: qualified",
          "R-V36-001: qualified relationship",
          "R-V36-001: compressed local stages; dates are a research envelope"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "T-FTM000497",
        "anchor": {
          "event_id": "OBS29-C1828-T-FTM000497-807",
          "scope": "Cuthred’s Eythorne grant values the transferred land at 3,000 pence. This contemporary account transaction supports the existing English penny lineage before the 833–839 pound-of-pennies witness.",
          "date": {
            "earliest_year": 805,
            "latest_year": 807,
            "precision": "range",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "805–807"
          },
          "claim_ids": [
            "C1828"
          ],
          "source_ids": [
            "S632",
            "S944"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 807,
        "relationship_ids": [
          "R0358",
          "R0050",
          "R0367"
        ],
        "currency_ids": [
          "T-FTM000497",
          "T-FTM000508",
          "T-FTM000507",
          "FTM000178"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "ET0731",
            "scope": "territorial_unit_derivation: Jamaica adopted British currency as the basis of its pound system.",
            "date": {
              "earliest_year": 1840,
              "latest_year": 1840,
              "precision": "day",
              "qualifier": "exact",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1840-12-31",
              "iso_date": "1840-12-31"
            },
            "claim_ids": [
              "C944"
            ],
            "source_ids": [
              "S99"
            ],
            "original_track_id": "T-FTM000497"
          },
          "anchor_latest_year": 1840,
          "relationship_ids": [
            "R0358",
            "R0050",
            "R0367"
          ],
          "currency_ids": [
            "T-FTM000497",
            "T-FTM000508",
            "T-FTM000507",
            "FTM000178"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "ET0764",
            "scope": "Established pound of account represented by the sovereign",
            "date": {
              "earliest_year": 1489,
              "latest_year": 1489,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1489"
            },
            "claim_ids": [
              "C265"
            ],
            "source_ids": [
              "S139"
            ],
            "original_track_id": "T-FTM000497"
          },
          "anchor_latest_year": 1489,
          "relationship_ids": [
            "R0358",
            "R0050",
            "R0367"
          ],
          "currency_ids": [
            "T-FTM000497",
            "T-FTM000508",
            "T-FTM000507",
            "FTM000178"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "ET0764",
            "scope": "Established pound of account represented by the sovereign",
            "date": {
              "earliest_year": 1489,
              "latest_year": 1489,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1489"
            },
            "claim_ids": [
              "C265"
            ],
            "source_ids": [
              "S139"
            ],
            "original_track_id": "T-FTM000497"
          },
          "anchor_latest_year": 1489,
          "relationship_ids": [
            "R0358",
            "R0050",
            "R0367"
          ],
          "currency_ids": [
            "T-FTM000497",
            "T-FTM000508",
            "T-FTM000507",
            "FTM000178"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "ET0764",
            "scope": "Established pound of account represented by the sovereign",
            "date": {
              "earliest_year": 1489,
              "latest_year": 1489,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1489"
            },
            "claim_ids": [
              "C265"
            ],
            "source_ids": [
              "S139"
            ],
            "original_track_id": "T-FTM000497"
          },
          "anchor_latest_year": 1489,
          "relationship_ids": [
            "R0358",
            "R0050",
            "R0367"
          ],
          "currency_ids": [
            "T-FTM000497",
            "T-FTM000508",
            "T-FTM000507",
            "FTM000178"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1100": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "OBS-V19-1",
            "scope": "240-pence pound: observation in a reign, not exact creation date",
            "date": {
              "earliest_year": 1066,
              "latest_year": 1087,
              "precision": "range",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "William I, 1066–1087"
            },
            "claim_ids": [
              "C1024"
            ],
            "source_ids": [
              "S140"
            ],
            "original_track_id": "T-FTM000497",
            "anchor_role": "account_unit_observation"
          },
          "anchor_latest_year": 1087,
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            "R0358",
            "R0050",
            "R0367"
          ],
          "currency_ids": [
            "T-FTM000497",
            "T-FTM000508",
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            "FTM000178"
          ],
          "qualifications": [],
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          "path_type": "ancestry"
        },
        "800": {
          "root_currency_id": "T-FTM000497",
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            "scope": "Beonna’s Swineshead lease fixes consideration at 1,000 shillings and an annual render of hospitality or thirty sicli; heirs remain liable. This extends qualified early-English account evidence.",
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              "earliest_year": 786,
              "latest_year": 796,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "786–796"
            },
            "claim_ids": [
              "C1829"
            ],
            "source_ids": [
              "S942",
              "S943"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 796,
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            "R0358",
            "R0050",
            "R0367"
          ],
          "currency_ids": [
            "T-FTM000497",
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          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "700": {
          "root_currency_id": "T-FTM000560",
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            "event_id": "OBS-V19-4",
            "scope": "Qualified extension from late-Merovingian deniers; account continuity inferred",
            "date": {
              "earliest_year": 670,
              "latest_year": 675,
              "precision": "range",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "c.670–675"
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            "claim_ids": [
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            ],
            "source_ids": [
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            ],
            "original_track_id": "T-FTM000560",
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          },
          "anchor_latest_year": 675,
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            "R0358",
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            "R0367"
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          "currency_ids": [
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            "T-FTM000507",
            "FTM000178"
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            "R-V41-001: qualified relationship",
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            "C1031: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
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            "scope": "Cicero's In Verrem 2.3.214–215 and 225 (70 BCE) reports wheat prices and commutation demands in denarii. The Latin explicitly names the unit. This is a dated literary witness to account denomination, not an original ledger or a currency founding date; the reported transactions precede the text.",
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              "earliest_year": -70,
              "latest_year": -70,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "70 BCE (literary witness)"
            },
            "date_role": "literary_witness_not_transaction_date",
            "claim_ids": [
              "C1970"
            ],
            "source_ids": [
              "S1023",
              "S1024"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
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          "anchor_latest_year": -70,
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            "R-V34-001",
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            "R0358",
            "R0050",
            "R0367"
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          "currency_ids": [
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            "R-V41-001: qualified relationship",
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          "optional_relationship_ids": [],
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      },
      "threshold_modes": {
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        },
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          "including_optional_references": true
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          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
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          "strict_ancestry": false,
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          "including_optional_references": true
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          "including_optional_references": true
        },
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          "strict_ancestry": false,
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      }
    },
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      "code": "PHP",
      "currency_ids": [
        "T-FTM000503"
      ],
      "deepest_path": {
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          "scope": "León charter prices an enclosure and two houses at four silver solidi.",
          "date": {
            "earliest_year": 894,
            "latest_year": 894,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "894"
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          "claim_ids": [
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          ],
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            "S993"
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          "anchor_role": "account_unit_observation",
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        },
        "anchor_latest_year": 894,
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          "R-V44-005",
          "R0033",
          "R-V23-006"
        ],
        "currency_ids": [
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          "T-FTM000476",
          "T-FTM000478",
          "T-FTM000503"
        ],
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          "R0033: qualified relationship",
          "C2112: supported_inference",
          "R-V44-005: qualified relationship",
          "R-V44-005: compressed local stages; dates are a research envelope",
          "C1993: qualified",
          "R-V34-007: qualified relationship",
          "R-V34-007: compressed local stages; dates are a research envelope"
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        "optional_relationship_ids": [],
        "path_type": "ancestry"
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      "deepest_supported_ancestry_path": {
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          "event_id": "OBS23-C1202-T-FTM000478-1822",
          "scope": "Independent Mexico issued compulsory peso-denominated paper in December 1822 while continuing real-denominated coinage.",
          "date": {
            "earliest_year": 1822,
            "latest_year": 1822,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1822"
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          "claim_ids": [
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          "source_ids": [
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          "anchor_role": "account_unit_transition",
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        },
        "anchor_latest_year": 1822,
        "relationship_ids": [
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        "currency_ids": [
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        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
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      "threshold_paths": {
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          "root_currency_id": "T-FTM000478",
          "anchor": {
            "event_id": "ET0742",
            "scope": "local_issue_on_imported_currency_standard: Mexican dollars were another input to Hong Kong’s local silver-dollar standard.",
            "date": {
              "earliest_year": 1863,
              "latest_year": 1866,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1863–1866"
            },
            "claim_ids": [
              "C955"
            ],
            "source_ids": [
              "S453"
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            "original_track_id": "T-FTM000478"
          },
          "anchor_latest_year": 1866,
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          "currency_ids": [
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          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "T-FTM000476",
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            "event_id": "ET0740",
            "scope": "denomination_derivation: The Spanish dollar or piece of eight represented eight reales.",
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              "earliest_year": 1600,
              "latest_year": 1799,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1600–1799"
            },
            "claim_ids": [
              "C953"
            ],
            "source_ids": [
              "S99"
            ],
            "original_track_id": "T-FTM000475"
          },
          "anchor_latest_year": 1799,
          "relationship_ids": [
            "R0033",
            "R-V23-006"
          ],
          "currency_ids": [
            "T-FTM000476",
            "T-FTM000478",
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          "qualifications": [
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          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "T-FTM000476",
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            "event_id": "ET0765",
            "scope": "Real attested in the 1497 monetary tariff",
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              "earliest_year": 1497,
              "latest_year": 1497,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1497"
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            "claim_ids": [
              "C336"
            ],
            "source_ids": [
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            "original_track_id": "T-FTM000475"
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          "relationship_ids": [
            "R0033",
            "R-V23-006"
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            "T-FTM000476",
            "T-FTM000478",
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          "path_type": "ancestry"
        },
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            "event_id": "ET0765",
            "scope": "Real attested in the 1497 monetary tariff",
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              "earliest_year": 1497,
              "latest_year": 1497,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1497"
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            "claim_ids": [
              "C336"
            ],
            "source_ids": [
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            "original_track_id": "T-FTM000475"
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          "anchor_latest_year": 1497,
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            "R-V23-006"
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          "currency_ids": [
            "T-FTM000476",
            "T-FTM000478",
            "T-FTM000503"
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          "qualifications": [
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          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
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          "root_currency_id": "CUR-V31-LEONESE-SILVER-SOLIDUS",
          "anchor": {
            "event_id": "OBS31-C1891-CUR-V31-LEONESE-SILVER-SOLIDUS-894",
            "scope": "León charter prices an enclosure and two houses at four silver solidi.",
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              "latest_year": 894,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "894"
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            "claim_ids": [
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            "source_ids": [
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            "anchor_role": "account_unit_observation",
            "date_is_creation": false
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          "anchor_latest_year": 894,
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            "R0033",
            "R-V23-006"
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          "currency_ids": [
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          "scope": "The Ain-i-Akbari sets the rupee’s salary rating at 40 dams and identifies Sher Khan’s rupee as the antecedent of Akbar’s issue. The 1590s date bounds this textual witness, not the currency’s origin.",
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            "calendar": "CE/BCE, historical year numbering; no year zero",
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              "qualifier": "reported",
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              "precision": "year",
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              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1793"
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            "claim_ids": [
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            "source_ids": [
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          "root_currency_id": "CUR-V37-MADRAS-PAGODA",
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            "date": {
              "earliest_year": 1643,
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              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1643"
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            "anchor_role": "account_unit_observation",
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          "anchor_latest_year": 1643,
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          "currency_ids": [
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            "FTM000286"
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          "qualifications": [
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            "R-V37-001: qualified relationship",
            "R-V37-001: compressed local stages; dates are a research envelope",
            "C2041: qualified",
            "OBS37-C2041-CUR-V37-MADRAS-PAGODA-1643: qualified identity association"
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          "optional_relationship_ids": [],
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        "1500": null,
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        "1500": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1100": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "PLN",
      "currency_ids": [
        "FTM000316"
      ],
      "deepest_path": {
        "root_currency_id": "CUR-V26-HAMBURG",
        "anchor": {
          "event_id": "OBS26-C1396-CUR-V26-HAMBURG-1619",
          "scope": "The 1619 mandate compelled large bills through the banco; lending clauses explicitly measured principal and interest in Mark Banco.",
          "date": {
            "earliest_year": 1619,
            "latest_year": 1619,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1619"
          },
          "claim_ids": [
            "C1396"
          ],
          "source_ids": [
            "S112"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1619,
        "relationship_ids": [
          "R-V26-005",
          "R-V27-047",
          "R-V22-020"
        ],
        "currency_ids": [
          "CUR-V26-HAMBURG",
          "FTM000309",
          "FTM000314",
          "FTM000316"
        ],
        "qualifications": [
          "C1122: supported_inference"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": null,
      "threshold_paths": {
        "1900": {
          "root_currency_id": "FTM000309",
          "anchor": {
            "event_id": "ET0666",
            "scope": "multiple_currency_unification: Prussian thalers entered the imperial mark at three marks per thaler.",
            "date": {
              "earliest_year": 1873,
              "latest_year": 1873,
              "precision": "day",
              "qualifier": "exact",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1873-07-09",
              "iso_date": "1873-07-09"
            },
            "claim_ids": [
              "C879"
            ],
            "source_ids": [
              "S435"
            ],
            "original_track_id": "FTM000309"
          },
          "anchor_latest_year": 1873,
          "relationship_ids": [
            "R-V27-047",
            "R-V22-020"
          ],
          "currency_ids": [
            "FTM000309",
            "FTM000314",
            "FTM000316"
          ],
          "qualifications": [
            "C1122: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "CUR-V26-HAMBURG",
          "anchor": {
            "event_id": "OBS26-C1396-CUR-V26-HAMBURG-1619",
            "scope": "The 1619 mandate compelled large bills through the banco; lending clauses explicitly measured principal and interest in Mark Banco.",
            "date": {
              "earliest_year": 1619,
              "latest_year": 1619,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1619"
            },
            "claim_ids": [
              "C1396"
            ],
            "source_ids": [
              "S112"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1619,
          "relationship_ids": [
            "R-V26-005",
            "R-V27-047",
            "R-V22-020"
          ],
          "currency_ids": [
            "CUR-V26-HAMBURG",
            "FTM000309",
            "FTM000314",
            "FTM000316"
          ],
          "qualifications": [
            "C1122: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "CUR-V26-HAMBURG",
          "anchor": {
            "event_id": "OBS26-C1396-CUR-V26-HAMBURG-1619",
            "scope": "The 1619 mandate compelled large bills through the banco; lending clauses explicitly measured principal and interest in Mark Banco.",
            "date": {
              "earliest_year": 1619,
              "latest_year": 1619,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1619"
            },
            "claim_ids": [
              "C1396"
            ],
            "source_ids": [
              "S112"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1619,
          "relationship_ids": [
            "R-V26-005",
            "R-V27-047",
            "R-V22-020"
          ],
          "currency_ids": [
            "CUR-V26-HAMBURG",
            "FTM000309",
            "FTM000314",
            "FTM000316"
          ],
          "qualifications": [
            "C1122: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": null,
        "1100": null,
        "800": null,
        "700": null,
        "1": null,
        "-600": null
      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1500": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1100": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "PYG",
      "currency_ids": [
        "FTM000089"
      ],
      "deepest_path": {
        "root_currency_id": "FTM000088",
        "anchor": {
          "event_id": "OBS25-C1274-FTM000088-1820",
          "scope": "A 16 May 1820 Paraguayan order specified a monthly public salary of six pesos fuertes. The salary fact is supported. Grouping this earlier local peso fuerte with the existing predecessor profile is qualified across the war and later monetary reorganizations.",
          "date": {
            "earliest_year": 1820,
            "latest_year": 1820,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1820"
          },
          "claim_ids": [
            "C1274"
          ],
          "source_ids": [
            "S627"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1820,
        "relationship_ids": [
          "R-V22-018"
        ],
        "currency_ids": [
          "FTM000088",
          "FTM000089"
        ],
        "qualifications": [
          "C1274: supported_inference"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "FTM000089",
        "anchor": {
          "event_id": "ET0285",
          "scope": "5 October 1943: unit creation",
          "date": {
            "earliest_year": 1943,
            "latest_year": 1943,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "5 October 1943: unit creation"
          },
          "claim_ids": [
            "C494"
          ],
          "source_ids": [
            "S229"
          ],
          "original_track_id": "FTM000089"
        },
        "anchor_latest_year": 1943,
        "relationship_ids": [],
        "currency_ids": [
          "FTM000089"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": {
          "root_currency_id": "FTM000088",
          "anchor": {
            "event_id": "OBS25-C1274-FTM000088-1820",
            "scope": "A 16 May 1820 Paraguayan order specified a monthly public salary of six pesos fuertes. The salary fact is supported. Grouping this earlier local peso fuerte with the existing predecessor profile is qualified across the war and later monetary reorganizations.",
            "date": {
              "earliest_year": 1820,
              "latest_year": 1820,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1820"
            },
            "claim_ids": [
              "C1274"
            ],
            "source_ids": [
              "S627"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1820,
          "relationship_ids": [
            "R-V22-018"
          ],
          "currency_ids": [
            "FTM000088",
            "FTM000089"
          ],
          "qualifications": [
            "C1274: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": null,
        "1700": null,
        "1500": null,
        "1100": null,
        "800": null,
        "700": null,
        "1": null,
        "-600": null
      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1500": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1100": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "QAR",
      "currency_ids": [
        "FTM000302"
      ],
      "deepest_path": {
        "root_currency_id": "FTM000374",
        "anchor": {
          "event_id": "OBS30-C1878-FTM000374-1400",
          "scope": "The 1400 supplement to Murad I’s Bursa Kaplıca foundation deed assigns daily stipends expressed by its scholarly editor in akçe:12 to the teacher,1 per student and 2 to the elementary-school teacher. These are specified obligations, not merely circulating coins. The edition distinguishes this supplement from the 1385 deed. Association with the modern Ottoman/Turkish profile remains qualified.",
          "date": {
            "earliest_year": 1400,
            "latest_year": 1400,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1400"
          },
          "claim_ids": [
            "C1878"
          ],
          "source_ids": [
            "S984"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false,
          "identity_association_status": "qualified"
        },
        "anchor_latest_year": 1400,
        "relationship_ids": [
          "R-V24-004",
          "R-V27-014",
          "R0390"
        ],
        "currency_ids": [
          "FTM000374",
          "FTM000304",
          "FTM000301",
          "FTM000302"
        ],
        "qualifications": [
          "C1878: supported_inference",
          "OBS30-C1878-FTM000374-1400: qualified identity association"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "CUR-V28-PATNA-SANWAT",
        "anchor": {
          "event_id": "OBS28-C1742-CUR-V28-PATNA-SANWAT-1775",
          "scope": "A1775 land grant denominated rent in Sanwat Azeemabadee rupees, separately valued from sicca.",
          "date": {
            "earliest_year": 1775,
            "latest_year": 1775,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1775"
          },
          "claim_ids": [
            "C1742"
          ],
          "source_ids": [
            "S910"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1775,
        "relationship_ids": [
          "R-V28-001",
          "R-V22-051",
          "R-V27-015",
          "R0390"
        ],
        "currency_ids": [
          "CUR-V28-PATNA-SANWAT",
          "CUR-V22-CALCUTTA-SICCA",
          "FTM000285",
          "FTM000301",
          "FTM000302"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": {
          "root_currency_id": "FTM000285",
          "anchor": {
            "event_id": "ET0392",
            "scope": "19 May 1898 order, recited in 1905; not first Indian rupee",
            "date": {
              "earliest_year": 1898,
              "latest_year": 1898,
              "precision": "day",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "19 May 1898 order, recited in 1905; not first Indian rupee",
              "iso_date": "1898-05-19"
            },
            "claim_ids": [
              "C602"
            ],
            "source_ids": [
              "S334"
            ],
            "original_track_id": "FTM000284"
          },
          "anchor_latest_year": 1898,
          "relationship_ids": [
            "R-V27-015",
            "R0390"
          ],
          "currency_ids": [
            "FTM000285",
            "FTM000301",
            "FTM000302"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "CUR-V22-CALCUTTA-SICCA",
          "anchor": {
            "event_id": "OBS28-C1761-CUR-V22-CALCUTTA-SICCA-1793",
            "scope": "Regulation XXXV required sicca-denominated new contracts and revenue payments, as quoted by the Privy Council.",
            "date": {
              "earliest_year": 1793,
              "latest_year": 1793,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1793"
            },
            "claim_ids": [
              "C1761"
            ],
            "source_ids": [
              "S910"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1793,
          "relationship_ids": [
            "R-V22-051",
            "R-V27-015",
            "R0390"
          ],
          "currency_ids": [
            "CUR-V22-CALCUTTA-SICCA",
            "FTM000285",
            "FTM000301",
            "FTM000302"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "CUR-V37-MADRAS-PAGODA",
          "anchor": {
            "event_id": "OBS37-C2041-CUR-V37-MADRAS-PAGODA-1643",
            "scope": "Accounts through June 1643 total 9,250 new pagodas for expenses. This establishes local pagoda accounting; its association with the later Star-pagoda profile remains qualified.",
            "date": {
              "earliest_year": 1643,
              "latest_year": 1643,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1643"
            },
            "claim_ids": [
              "C2041"
            ],
            "source_ids": [
              "S1068"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false,
            "identity_association_status": "qualified"
          },
          "anchor_latest_year": 1643,
          "relationship_ids": [
            "R-V37-001",
            "R-V27-015",
            "R0390"
          ],
          "currency_ids": [
            "CUR-V37-MADRAS-PAGODA",
            "FTM000285",
            "FTM000301",
            "FTM000302"
          ],
          "qualifications": [
            "C2072: qualified",
            "R-V37-001: qualified relationship",
            "R-V37-001: compressed local stages; dates are a research envelope",
            "C2041: qualified",
            "OBS37-C2041-CUR-V37-MADRAS-PAGODA-1643: qualified identity association"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": {
          "root_currency_id": "FTM000374",
          "anchor": {
            "event_id": "OBS25-C1282-FTM000374-1432",
            "scope": "Under the project policy that rescaling and subdivision changes do not create currencies, the retained akçe account scale supports a qualified continuation within the Ottoman kuruş/lira profile. Extend the profile to 1431–1432 fiscal evidence; do not create a denomination-only akçe predecessor node.",
            "date": {
              "earliest_year": 1431,
              "latest_year": 1432,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1431–1432"
            },
            "claim_ids": [
              "C1282"
            ],
            "source_ids": [
              "S636",
              "S637",
              "S557"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1432,
          "relationship_ids": [
            "R-V24-004",
            "R-V27-014",
            "R0390"
          ],
          "currency_ids": [
            "FTM000374",
            "FTM000304",
            "FTM000301",
            "FTM000302"
          ],
          "qualifications": [
            "C1282: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1100": null,
        "800": null,
        "700": null,
        "1": null,
        "-600": null
      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1500": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1100": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "RON",
      "currency_ids": [
        "FTM000260"
      ],
      "deepest_path": {
        "root_currency_id": "T-FTM000480",
        "anchor": {
          "event_id": "OBS24-C1206-T-FTM000480-1690",
          "scope": "Domestically managed Ottoman esedi/kuruş accounting developed from the Dutch esedi trade-unit convention. This qualified regional transition compresses local stages; it does not assert universal redemption of Dutch coins or obligations. Only this local transition is asserted; other inputs and earlier stages may remain untraced.",
          "date": {
            "earliest_year": 1690,
            "latest_year": 1690,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1690"
          },
          "claim_ids": [
            "C1206"
          ],
          "source_ids": [
            "S601",
            "S599",
            "S557"
          ],
          "anchor_role": "account_unit_transition",
          "date_is_creation": false
        },
        "anchor_latest_year": 1690,
        "relationship_ids": [
          "R-V24-003"
        ],
        "currency_ids": [
          "T-FTM000480",
          "FTM000260"
        ],
        "qualifications": [
          "C1207: supported_inference",
          "R-V24-003: qualified relationship",
          "R-V24-003: compressed local stages; dates are a research envelope",
          "C1206: supported_inference"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": null,
      "threshold_paths": {
        "1900": {
          "root_currency_id": "FTM000260",
          "anchor": {
            "event_id": "OBS23-C1185-FTM000260-1832",
            "scope": "The 1831–1832 Organic Regulations recognized leu accounting. The 1867 reform decimalized and rescaled it: one new leu equalled two old lei and 28 parale.",
            "date": {
              "earliest_year": 1831,
              "latest_year": 1832,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1831–1832"
            },
            "claim_ids": [
              "C1185"
            ],
            "source_ids": [
              "S553",
              "S554"
            ],
            "anchor_role": "account_unit_transition",
            "date_is_creation": false
          },
          "anchor_latest_year": 1832,
          "relationship_ids": [],
          "currency_ids": [
            "FTM000260"
          ],
          "qualifications": [
            "C1185: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "FTM000260",
          "anchor": {
            "event_id": "OBS24-C1218-FTM000260-1757",
            "scope": "A published study reports a 1757 Moldavian document reckoning 5,000 lei as ten bags. It extends the qualified regional leu profile; the underlying manuscript and every later local transition have not been independently verified.",
            "date": {
              "earliest_year": 1757,
              "latest_year": 1757,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1757"
            },
            "claim_ids": [
              "C1218"
            ],
            "source_ids": [
              "S602",
              "S553",
              "S554"
            ],
            "anchor_role": "account_unit_transition",
            "date_is_creation": false
          },
          "anchor_latest_year": 1757,
          "relationship_ids": [],
          "currency_ids": [
            "FTM000260"
          ],
          "qualifications": [
            "C1218: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "T-FTM000480",
          "anchor": {
            "event_id": "OBS24-C1206-T-FTM000480-1690",
            "scope": "Domestically managed Ottoman esedi/kuruş accounting developed from the Dutch esedi trade-unit convention. This qualified regional transition compresses local stages; it does not assert universal redemption of Dutch coins or obligations. Only this local transition is asserted; other inputs and earlier stages may remain untraced.",
            "date": {
              "earliest_year": 1690,
              "latest_year": 1690,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1690"
            },
            "claim_ids": [
              "C1206"
            ],
            "source_ids": [
              "S601",
              "S599",
              "S557"
            ],
            "anchor_role": "account_unit_transition",
            "date_is_creation": false
          },
          "anchor_latest_year": 1690,
          "relationship_ids": [
            "R-V24-003"
          ],
          "currency_ids": [
            "T-FTM000480",
            "FTM000260"
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          "qualifications": [
            "C1207: supported_inference",
            "R-V24-003: qualified relationship",
            "R-V24-003: compressed local stages; dates are a research envelope",
            "C1206: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": null,
        "1100": null,
        "800": null,
        "700": null,
        "1": null,
        "-600": null
      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1500": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1100": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "RSD",
      "currency_ids": [
        "FTM000256"
      ],
      "deepest_path": {
        "root_currency_id": "FTM000374",
        "anchor": {
          "event_id": "OBS30-C1878-FTM000374-1400",
          "scope": "The 1400 supplement to Murad I’s Bursa Kaplıca foundation deed assigns daily stipends expressed by its scholarly editor in akçe:12 to the teacher,1 per student and 2 to the elementary-school teacher. These are specified obligations, not merely circulating coins. The edition distinguishes this supplement from the 1385 deed. Association with the modern Ottoman/Turkish profile remains qualified.",
          "date": {
            "earliest_year": 1400,
            "latest_year": 1400,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1400"
          },
          "claim_ids": [
            "C1878"
          ],
          "source_ids": [
            "S984"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false,
          "identity_association_status": "qualified"
        },
        "anchor_latest_year": 1400,
        "relationship_ids": [
          "R-V30-001",
          "R-V30-002",
          "R0346",
          "R0347",
          "R0350"
        ],
        "currency_ids": [
          "FTM000374",
          "CUR-V30-SERBIAN-GROS-ACCOUNT",
          "FTM000254",
          "T-FTM000939",
          "FTM000255",
          "FTM000256"
        ],
        "qualifications": [
          "C1636: indexed evidence",
          "C1878: supported_inference",
          "OBS30-C1878-FTM000374-1400: qualified identity association"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "FTM000255",
        "anchor": {
          "event_id": "ET0712",
          "scope": "redenomination: One new Yugoslav dinar replaced 10,000 previous dinars.",
          "date": {
            "earliest_year": 1990,
            "latest_year": 1990,
            "precision": "day",
            "qualifier": "exact",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1990-01-01",
            "iso_date": "1990-01-01"
          },
          "claim_ids": [
            "C925"
          ],
          "source_ids": [
            "S443"
          ],
          "original_track_id": "FTM000255"
        },
        "anchor_latest_year": 1990,
        "relationship_ids": [
          "R0350"
        ],
        "currency_ids": [
          "FTM000255",
          "FTM000256"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": {
          "root_currency_id": "FTM000254",
          "anchor": {
            "event_id": "ET0703",
            "scope": "currency_authorisation: Serbia’s silver-currency law established the modern dinar.",
            "date": {
              "earliest_year": 1873,
              "latest_year": 1873,
              "precision": "day",
              "qualifier": "exact",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1873-12-12",
              "iso_date": "1873-12-12"
            },
            "claim_ids": [
              "C916"
            ],
            "source_ids": [
              "S446"
            ],
            "original_track_id": "FTM000254"
          },
          "anchor_latest_year": 1873,
          "relationship_ids": [
            "R0346",
            "R0347",
            "R0350"
          ],
          "currency_ids": [
            "FTM000254",
            "T-FTM000939",
            "FTM000255",
            "FTM000256"
          ],
          "qualifications": [
            "C1636: indexed evidence"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "FTM000374",
          "anchor": {
            "event_id": "OBS23-C1187-FTM000374-1750",
            "scope": "By the mid-eighteenth century, Ottoman prices and state obligations were expressed in kuruş. Its association with the continuing lira profile is qualified through the retained kuruş–lira accounting structure; circa 1750 is an observation, not a birth date.",
            "date": {
              "earliest_year": 1750,
              "latest_year": 1750,
              "precision": "approximate_year",
              "qualifier": "circa",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "c.1750 (mid-eighteenth century)"
            },
            "claim_ids": [
              "C1187"
            ],
            "source_ids": [
              "S557"
            ],
            "anchor_role": "account_unit_transition",
            "date_is_creation": false
          },
          "anchor_latest_year": 1750,
          "relationship_ids": [
            "R-V30-001",
            "R-V30-002",
            "R0346",
            "R0347",
            "R0350"
          ],
          "currency_ids": [
            "FTM000374",
            "CUR-V30-SERBIAN-GROS-ACCOUNT",
            "FTM000254",
            "T-FTM000939",
            "FTM000255",
            "FTM000256"
          ],
          "qualifications": [
            "C1636: indexed evidence",
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          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "FTM000374",
          "anchor": {
            "event_id": "OBS24-C1206-FTM000374-1690",
            "scope": "Domestically managed Ottoman esedi/kuruş accounting developed from the Dutch esedi trade-unit convention. This qualified regional transition compresses local stages; it does not assert universal redemption of Dutch coins or obligations. Only this local transition is asserted; other inputs and earlier stages may remain untraced.",
            "date": {
              "earliest_year": 1690,
              "latest_year": 1690,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1690"
            },
            "claim_ids": [
              "C1206"
            ],
            "source_ids": [
              "S601",
              "S599",
              "S557"
            ],
            "anchor_role": "account_unit_transition",
            "date_is_creation": false
          },
          "anchor_latest_year": 1690,
          "relationship_ids": [
            "R-V30-001",
            "R-V30-002",
            "R0346",
            "R0347",
            "R0350"
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          "currency_ids": [
            "FTM000374",
            "CUR-V30-SERBIAN-GROS-ACCOUNT",
            "FTM000254",
            "T-FTM000939",
            "FTM000255",
            "FTM000256"
          ],
          "qualifications": [
            "C1636: indexed evidence",
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          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": {
          "root_currency_id": "FTM000374",
          "anchor": {
            "event_id": "OBS25-C1282-FTM000374-1432",
            "scope": "Under the project policy that rescaling and subdivision changes do not create currencies, the retained akçe account scale supports a qualified continuation within the Ottoman kuruş/lira profile. Extend the profile to 1431–1432 fiscal evidence; do not create a denomination-only akçe predecessor node.",
            "date": {
              "earliest_year": 1431,
              "latest_year": 1432,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1431–1432"
            },
            "claim_ids": [
              "C1282"
            ],
            "source_ids": [
              "S636",
              "S637",
              "S557"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1432,
          "relationship_ids": [
            "R-V30-001",
            "R-V30-002",
            "R0346",
            "R0347",
            "R0350"
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          "currency_ids": [
            "FTM000374",
            "CUR-V30-SERBIAN-GROS-ACCOUNT",
            "FTM000254",
            "T-FTM000939",
            "FTM000255",
            "FTM000256"
          ],
          "qualifications": [
            "C1636: indexed evidence",
            "C1282: supported_inference"
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          "optional_relationship_ids": [],
          "path_type": "ancestry"
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        "1100": null,
        "800": null,
        "700": null,
        "1": null,
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      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1500": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
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        "1100": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
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        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
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          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
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          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
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    },
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      "code": "RUB",
      "currency_ids": [
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      ],
      "deepest_path": {
        "root_currency_id": "FTM000349",
        "anchor": {
          "event_id": "OBS28-C1750-FTM000346-1497",
          "scope": "The Sudebnik measures litigation and judicial fees in rubles; article 30 names Moscow rubles. This establishes a local account unit before coinage of a ruble denomination. Its pre-unification association with the continuing Muscovite/Imperial profile remains qualified. Association with the later continuous currency identity remains qualified.",
          "date": {
            "earliest_year": 1497,
            "latest_year": 1497,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1497"
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          "claim_ids": [
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          "source_ids": [
            "S901"
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          "anchor_role": "account_unit_observation",
          "date_is_creation": false,
          "identity_association_status": "qualified"
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        "anchor_latest_year": 1497,
        "relationship_ids": [],
        "currency_ids": [
          "FTM000349"
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        "qualifications": [
          "C1750: supported_inference",
          "OBS28-C1750-FTM000346-1497: qualified identity association"
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        "optional_relationship_ids": [],
        "path_type": "ancestry"
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      "deepest_supported_ancestry_path": {
        "root_currency_id": "FTM000349",
        "anchor": {
          "event_id": "OBS28-C1751-FTM000346-1538",
          "scope": "Glinskaya’s reform standardized the inherited monetary system; the ruble was an account quantity of 100 kopecks. Efimov traces this system into Peter’s reign.",
          "date": {
            "earliest_year": 1535,
            "latest_year": 1538,
            "precision": "range",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1535–1538"
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          "claim_ids": [
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          ],
          "source_ids": [
            "S903",
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          "anchor_role": "account_unit_observation",
          "date_is_creation": false
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        "anchor_latest_year": 1538,
        "relationship_ids": [],
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        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
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      "threshold_paths": {
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          "root_currency_id": "FTM000349",
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            "event_id": "ET0689",
            "scope": "denomination_standard: State credit notes used the silver-ruble unit and exchanged at face value.",
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              "latest_year": 1843,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1843"
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            "claim_ids": [
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            "source_ids": [
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            "original_track_id": "FTM000346"
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          "anchor_latest_year": 1843,
          "relationship_ids": [],
          "currency_ids": [
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          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
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        "1800": {
          "root_currency_id": "FTM000349",
          "anchor": {
            "event_id": "OBS28-C1751-FTM000346-1538",
            "scope": "Glinskaya’s reform standardized the inherited monetary system; the ruble was an account quantity of 100 kopecks. Efimov traces this system into Peter’s reign.",
            "date": {
              "earliest_year": 1535,
              "latest_year": 1538,
              "precision": "range",
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              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1535–1538"
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            "claim_ids": [
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          "qualifications": [],
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          "path_type": "ancestry"
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        "1700": {
          "root_currency_id": "FTM000349",
          "anchor": {
            "event_id": "OBS28-C1751-FTM000346-1538",
            "scope": "Glinskaya’s reform standardized the inherited monetary system; the ruble was an account quantity of 100 kopecks. Efimov traces this system into Peter’s reign.",
            "date": {
              "earliest_year": 1535,
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              "precision": "range",
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              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1535–1538"
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            "claim_ids": [
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            "source_ids": [
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            "anchor_role": "account_unit_observation",
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          "anchor_latest_year": 1538,
          "relationship_ids": [],
          "currency_ids": [
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          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": {
          "root_currency_id": "FTM000349",
          "anchor": {
            "event_id": "OBS28-C1750-FTM000346-1497",
            "scope": "The Sudebnik measures litigation and judicial fees in rubles; article 30 names Moscow rubles. This establishes a local account unit before coinage of a ruble denomination. Its pre-unification association with the continuing Muscovite/Imperial profile remains qualified. Association with the later continuous currency identity remains qualified.",
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              "earliest_year": 1497,
              "latest_year": 1497,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1497"
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            "claim_ids": [
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            "source_ids": [
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            "anchor_role": "account_unit_observation",
            "date_is_creation": false,
            "identity_association_status": "qualified"
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          "relationship_ids": [],
          "currency_ids": [
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          "qualifications": [
            "C1750: supported_inference",
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          "optional_relationship_ids": [],
          "path_type": "ancestry"
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        "1100": null,
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      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": true,
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          "strict_ancestry": false,
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          "strict_ancestry": false,
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        },
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          "strict_ancestry": false,
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        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
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    },
    {
      "code": "RWF",
      "currency_ids": [
        "FTM000252"
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      "deepest_path": {
        "root_currency_id": "FTM000248",
        "anchor": {
          "event_id": "OBS28-C1771-FTM000248-1886",
          "scope": "An original study of recovered Free State budgets reports an1886projection of205,000francs from ivory sales, establishing government franc reckoning before the1887decree; the identity of that earlier franc relative to the later legally defined unit is not explicitly resolved.",
          "date": {
            "earliest_year": 1886,
            "latest_year": 1886,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1886"
          },
          "claim_ids": [
            "C1771"
          ],
          "source_ids": [
            "S921"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false,
          "identity_association_status": "qualified"
        },
        "anchor_latest_year": 1886,
        "relationship_ids": [
          "R0252",
          "R0253"
        ],
        "currency_ids": [
          "FTM000248",
          "FTM000251",
          "FTM000252"
        ],
        "qualifications": [
          "C1771: supported_inference",
          "OBS28-C1771-FTM000248-1886: qualified identity association"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "FTM000248",
        "anchor": {
          "event_id": "ET0579",
          "scope": "currency_establishment: The Congo Free State establishes its franc unit.",
          "date": {
            "earliest_year": 1887,
            "latest_year": 1887,
            "precision": "day",
            "qualifier": "exact",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1887-07-27",
            "iso_date": "1887-07-27"
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          "claim_ids": [
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          "source_ids": [
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            "S409"
          ],
          "original_track_id": "FTM000248"
        },
        "anchor_latest_year": 1887,
        "relationship_ids": [
          "R0252",
          "R0253"
        ],
        "currency_ids": [
          "FTM000248",
          "FTM000251",
          "FTM000252"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": {
          "root_currency_id": "FTM000248",
          "anchor": {
            "event_id": "ET0579",
            "scope": "currency_establishment: The Congo Free State establishes its franc unit.",
            "date": {
              "earliest_year": 1887,
              "latest_year": 1887,
              "precision": "day",
              "qualifier": "exact",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1887-07-27",
              "iso_date": "1887-07-27"
            },
            "claim_ids": [
              "C792"
            ],
            "source_ids": [
              "S389",
              "S409"
            ],
            "original_track_id": "FTM000248"
          },
          "anchor_latest_year": 1887,
          "relationship_ids": [
            "R0252",
            "R0253"
          ],
          "currency_ids": [
            "FTM000248",
            "FTM000251",
            "FTM000252"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": null,
        "1700": null,
        "1500": null,
        "1100": null,
        "800": null,
        "700": null,
        "1": null,
        "-600": null
      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1500": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1100": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "SAR",
      "currency_ids": [
        "FTM000304"
      ],
      "deepest_path": {
        "root_currency_id": "FTM000374",
        "anchor": {
          "event_id": "OBS30-C1878-FTM000374-1400",
          "scope": "The 1400 supplement to Murad I’s Bursa Kaplıca foundation deed assigns daily stipends expressed by its scholarly editor in akçe:12 to the teacher,1 per student and 2 to the elementary-school teacher. These are specified obligations, not merely circulating coins. The edition distinguishes this supplement from the 1385 deed. Association with the modern Ottoman/Turkish profile remains qualified.",
          "date": {
            "earliest_year": 1400,
            "latest_year": 1400,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1400"
          },
          "claim_ids": [
            "C1878"
          ],
          "source_ids": [
            "S984"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false,
          "identity_association_status": "qualified"
        },
        "anchor_latest_year": 1400,
        "relationship_ids": [
          "R-V24-004"
        ],
        "currency_ids": [
          "FTM000374",
          "FTM000304"
        ],
        "qualifications": [
          "C1878: supported_inference",
          "OBS30-C1878-FTM000374-1400: qualified identity association"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "FTM000374",
        "anchor": {
          "event_id": "OBS30-C1882-FTM000374-1833",
          "scope": "Serbian local groš accounting differentiated from Ottoman reckoning in 1833 under separately regulated fiscal and commercial valuations. Its tax and market conventions remain scales within one regional identity.",
          "date": {
            "earliest_year": 1833,
            "latest_year": 1833,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1833"
          },
          "claim_ids": [
            "C1882"
          ],
          "source_ids": [
            "S983"
          ],
          "anchor_role": "account_unit_transition",
          "date_is_creation": false
        },
        "anchor_latest_year": 1833,
        "relationship_ids": [
          "R-V24-004"
        ],
        "currency_ids": [
          "FTM000374",
          "FTM000304"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": {
          "root_currency_id": "FTM000374",
          "anchor": {
            "event_id": "OBS30-C1870-FTM000374-1844",
            "scope": "Silver kuruş and gold lira were legal tender, convertible at 100:1. Kuruş continued in daily accounting after later standard changes. Pamuk explicitly states that the 100 kuruş/lira currency unit was retained in the Republic.",
            "date": {
              "earliest_year": 1844,
              "latest_year": 1844,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1844"
            },
            "claim_ids": [
              "C1870"
            ],
            "source_ids": [
              "S557",
              "S979"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1844,
          "relationship_ids": [
            "R-V24-004"
          ],
          "currency_ids": [
            "FTM000374",
            "FTM000304"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "FTM000374",
          "anchor": {
            "event_id": "OBS23-C1187-FTM000374-1750",
            "scope": "By the mid-eighteenth century, Ottoman prices and state obligations were expressed in kuruş. Its association with the continuing lira profile is qualified through the retained kuruş–lira accounting structure; circa 1750 is an observation, not a birth date.",
            "date": {
              "earliest_year": 1750,
              "latest_year": 1750,
              "precision": "approximate_year",
              "qualifier": "circa",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "c.1750 (mid-eighteenth century)"
            },
            "claim_ids": [
              "C1187"
            ],
            "source_ids": [
              "S557"
            ],
            "anchor_role": "account_unit_transition",
            "date_is_creation": false
          },
          "anchor_latest_year": 1750,
          "relationship_ids": [
            "R-V24-004"
          ],
          "currency_ids": [
            "FTM000374",
            "FTM000304"
          ],
          "qualifications": [
            "C1187: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "FTM000374",
          "anchor": {
            "event_id": "OBS24-C1206-FTM000374-1690",
            "scope": "Domestically managed Ottoman esedi/kuruş accounting developed from the Dutch esedi trade-unit convention. This qualified regional transition compresses local stages; it does not assert universal redemption of Dutch coins or obligations. Only this local transition is asserted; other inputs and earlier stages may remain untraced.",
            "date": {
              "earliest_year": 1690,
              "latest_year": 1690,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1690"
            },
            "claim_ids": [
              "C1206"
            ],
            "source_ids": [
              "S601",
              "S599",
              "S557"
            ],
            "anchor_role": "account_unit_transition",
            "date_is_creation": false
          },
          "anchor_latest_year": 1690,
          "relationship_ids": [
            "R-V24-004"
          ],
          "currency_ids": [
            "FTM000374",
            "FTM000304"
          ],
          "qualifications": [
            "C1206: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": {
          "root_currency_id": "FTM000374",
          "anchor": {
            "event_id": "OBS25-C1282-FTM000374-1432",
            "scope": "Under the project policy that rescaling and subdivision changes do not create currencies, the retained akçe account scale supports a qualified continuation within the Ottoman kuruş/lira profile. Extend the profile to 1431–1432 fiscal evidence; do not create a denomination-only akçe predecessor node.",
            "date": {
              "earliest_year": 1431,
              "latest_year": 1432,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1431–1432"
            },
            "claim_ids": [
              "C1282"
            ],
            "source_ids": [
              "S636",
              "S637",
              "S557"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1432,
          "relationship_ids": [
            "R-V24-004"
          ],
          "currency_ids": [
            "FTM000374",
            "FTM000304"
          ],
          "qualifications": [
            "C1282: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1100": null,
        "800": null,
        "700": null,
        "1": null,
        "-600": null
      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1500": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1100": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "SBD",
      "currency_ids": [
        "T-FTM000513"
      ],
      "deepest_path": {
        "root_currency_id": "CUR-V26-ATHENIAN-DRACHMA",
        "anchor": {
          "event_id": "OBS26-C1377-CUR-V26-ATHENIAN-DRACHMA--425",
          "scope": "The Athenian treasury account records principal and interest in talents,drachmas and obol fractions. Detailed disbursements cover 426/5–423/2 BCE, with a retrospective summary for 433/2–427/6.",
          "date": {
            "earliest_year": -426,
            "latest_year": -425,
            "precision": "range",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "-426–-425"
          },
          "claim_ids": [
            "C1377"
          ],
          "source_ids": [
            "S689"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": -425,
        "relationship_ids": [
          "R-V36-001",
          "R-V25-004",
          "R-V39-001",
          "R-V34-001",
          "R-V41-001",
          "R0358",
          "R0050",
          "R0053"
        ],
        "currency_ids": [
          "CUR-V26-ATHENIAN-DRACHMA",
          "CUR-V25-EGYPT-DRACHMA",
          "CUR-V25-ROMAN-DENARIUS",
          "CUR-V26-EGYPT-SOLIDUS-NOMISMA",
          "T-FTM000560",
          "T-FTM000497",
          "T-FTM000508",
          "T-FTM000507",
          "T-FTM000513"
        ],
        "qualifications": [
          "C2097: qualified",
          "R-V41-001: qualified relationship",
          "R-V41-001: compressed local stages; dates are a research envelope",
          "C1987: qualified",
          "R-V34-001: qualified relationship",
          "R-V34-001: compressed local stages; dates are a research envelope",
          "C2084: qualified",
          "R-V39-001: qualified relationship",
          "R-V39-001: compressed local stages; dates are a research envelope",
          "C1849: qualified",
          "R-V25-004: qualified relationship",
          "R-V25-004: compressed local stages; dates are a research envelope",
          "C2037: qualified",
          "R-V36-001: qualified relationship",
          "R-V36-001: compressed local stages; dates are a research envelope"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "T-FTM000497",
        "anchor": {
          "event_id": "OBS29-C1828-T-FTM000497-807",
          "scope": "Cuthred’s Eythorne grant values the transferred land at 3,000 pence. This contemporary account transaction supports the existing English penny lineage before the 833–839 pound-of-pennies witness.",
          "date": {
            "earliest_year": 805,
            "latest_year": 807,
            "precision": "range",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "805–807"
          },
          "claim_ids": [
            "C1828"
          ],
          "source_ids": [
            "S632",
            "S944"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 807,
        "relationship_ids": [
          "R0358",
          "R0050",
          "R0053"
        ],
        "currency_ids": [
          "T-FTM000497",
          "T-FTM000508",
          "T-FTM000507",
          "T-FTM000513"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "ET0731",
            "scope": "territorial_unit_derivation: Jamaica adopted British currency as the basis of its pound system.",
            "date": {
              "earliest_year": 1840,
              "latest_year": 1840,
              "precision": "day",
              "qualifier": "exact",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1840-12-31",
              "iso_date": "1840-12-31"
            },
            "claim_ids": [
              "C944"
            ],
            "source_ids": [
              "S99"
            ],
            "original_track_id": "T-FTM000497"
          },
          "anchor_latest_year": 1840,
          "relationship_ids": [
            "R0358",
            "R0050",
            "R0053"
          ],
          "currency_ids": [
            "T-FTM000497",
            "T-FTM000508",
            "T-FTM000507",
            "T-FTM000513"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "ET0764",
            "scope": "Established pound of account represented by the sovereign",
            "date": {
              "earliest_year": 1489,
              "latest_year": 1489,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1489"
            },
            "claim_ids": [
              "C265"
            ],
            "source_ids": [
              "S139"
            ],
            "original_track_id": "T-FTM000497"
          },
          "anchor_latest_year": 1489,
          "relationship_ids": [
            "R0358",
            "R0050",
            "R0053"
          ],
          "currency_ids": [
            "T-FTM000497",
            "T-FTM000508",
            "T-FTM000507",
            "T-FTM000513"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "ET0764",
            "scope": "Established pound of account represented by the sovereign",
            "date": {
              "earliest_year": 1489,
              "latest_year": 1489,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1489"
            },
            "claim_ids": [
              "C265"
            ],
            "source_ids": [
              "S139"
            ],
            "original_track_id": "T-FTM000497"
          },
          "anchor_latest_year": 1489,
          "relationship_ids": [
            "R0358",
            "R0050",
            "R0053"
          ],
          "currency_ids": [
            "T-FTM000497",
            "T-FTM000508",
            "T-FTM000507",
            "T-FTM000513"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "ET0764",
            "scope": "Established pound of account represented by the sovereign",
            "date": {
              "earliest_year": 1489,
              "latest_year": 1489,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1489"
            },
            "claim_ids": [
              "C265"
            ],
            "source_ids": [
              "S139"
            ],
            "original_track_id": "T-FTM000497"
          },
          "anchor_latest_year": 1489,
          "relationship_ids": [
            "R0358",
            "R0050",
            "R0053"
          ],
          "currency_ids": [
            "T-FTM000497",
            "T-FTM000508",
            "T-FTM000507",
            "T-FTM000513"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1100": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "OBS-V19-1",
            "scope": "240-pence pound: observation in a reign, not exact creation date",
            "date": {
              "earliest_year": 1066,
              "latest_year": 1087,
              "precision": "range",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "William I, 1066–1087"
            },
            "claim_ids": [
              "C1024"
            ],
            "source_ids": [
              "S140"
            ],
            "original_track_id": "T-FTM000497",
            "anchor_role": "account_unit_observation"
          },
          "anchor_latest_year": 1087,
          "relationship_ids": [
            "R0358",
            "R0050",
            "R0053"
          ],
          "currency_ids": [
            "T-FTM000497",
            "T-FTM000508",
            "T-FTM000507",
            "T-FTM000513"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "800": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "OBS29-C1829-T-FTM000497-796",
            "scope": "Beonna’s Swineshead lease fixes consideration at 1,000 shillings and an annual render of hospitality or thirty sicli; heirs remain liable. This extends qualified early-English account evidence.",
            "date": {
              "earliest_year": 786,
              "latest_year": 796,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "786–796"
            },
            "claim_ids": [
              "C1829"
            ],
            "source_ids": [
              "S942",
              "S943"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 796,
          "relationship_ids": [
            "R0358",
            "R0050",
            "R0053"
          ],
          "currency_ids": [
            "T-FTM000497",
            "T-FTM000508",
            "T-FTM000507",
            "T-FTM000513"
          ],
          "qualifications": [
            "C1829: qualified"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "700": {
          "root_currency_id": "T-FTM000560",
          "anchor": {
            "event_id": "OBS-V19-4",
            "scope": "Qualified extension from late-Merovingian deniers; account continuity inferred",
            "date": {
              "earliest_year": 670,
              "latest_year": 675,
              "precision": "range",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "c.670–675"
            },
            "claim_ids": [
              "C1031"
            ],
            "source_ids": [
              "S483"
            ],
            "original_track_id": "T-FTM000560",
            "anchor_role": "account_unit_observation"
          },
          "anchor_latest_year": 675,
          "relationship_ids": [
            "R-V41-001",
            "R0358",
            "R0050",
            "R0053"
          ],
          "currency_ids": [
            "T-FTM000560",
            "T-FTM000497",
            "T-FTM000508",
            "T-FTM000507",
            "T-FTM000513"
          ],
          "qualifications": [
            "C2097: qualified",
            "R-V41-001: qualified relationship",
            "R-V41-001: compressed local stages; dates are a research envelope",
            "C1031: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1": {
          "root_currency_id": "CUR-V25-ROMAN-DENARIUS",
          "anchor": {
            "event_id": "OBS33-C1970-CUR-V25-ROMAN-DENARIUS",
            "scope": "Cicero's In Verrem 2.3.214–215 and 225 (70 BCE) reports wheat prices and commutation demands in denarii. The Latin explicitly names the unit. This is a dated literary witness to account denomination, not an original ledger or a currency founding date; the reported transactions precede the text.",
            "date": {
              "earliest_year": -70,
              "latest_year": -70,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "70 BCE (literary witness)"
            },
            "date_role": "literary_witness_not_transaction_date",
            "claim_ids": [
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            ],
            "source_ids": [
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              "S1024"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": -70,
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            "R-V39-001",
            "R-V34-001",
            "R-V41-001",
            "R0358",
            "R0050",
            "R0053"
          ],
          "currency_ids": [
            "CUR-V25-ROMAN-DENARIUS",
            "CUR-V26-EGYPT-SOLIDUS-NOMISMA",
            "T-FTM000560",
            "T-FTM000497",
            "T-FTM000508",
            "T-FTM000507",
            "T-FTM000513"
          ],
          "qualifications": [
            "C2097: qualified",
            "R-V41-001: qualified relationship",
            "R-V41-001: compressed local stages; dates are a research envelope",
            "C1987: qualified",
            "R-V34-001: qualified relationship",
            "R-V34-001: compressed local stages; dates are a research envelope",
            "C2084: qualified",
            "R-V39-001: qualified relationship",
            "R-V39-001: compressed local stages; dates are a research envelope"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "-600": null
      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1500": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1100": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "SCR",
      "currency_ids": [
        "FTM000294"
      ],
      "deepest_path": {
        "root_currency_id": "CUR-V31-LEONESE-SILVER-SOLIDUS",
        "anchor": {
          "event_id": "OBS31-C1891-CUR-V31-LEONESE-SILVER-SOLIDUS-894",
          "scope": "León charter prices an enclosure and two houses at four silver solidi.",
          "date": {
            "earliest_year": 894,
            "latest_year": 894,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "894"
          },
          "claim_ids": [
            "C1891"
          ],
          "source_ids": [
            "S993"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 894,
        "relationship_ids": [
          "R-V34-007",
          "R-V44-005",
          "R-V27-028",
          "R-V27-029",
          "R-V22-035"
        ],
        "currency_ids": [
          "CUR-V31-LEONESE-SILVER-SOLIDUS",
          "T-FTM000621",
          "T-FTM000476",
          "CUR-V27-MAURITIUS-DOLLAR",
          "FTM000293",
          "FTM000294"
        ],
        "qualifications": [
          "C1686: supported_inference",
          "R-V27-028: qualified relationship",
          "C2112: supported_inference",
          "R-V44-005: qualified relationship",
          "R-V44-005: compressed local stages; dates are a research envelope",
          "C1993: qualified",
          "R-V34-007: qualified relationship",
          "R-V34-007: compressed local stages; dates are a research envelope"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "CUR-V28-PATNA-SANWAT",
        "anchor": {
          "event_id": "OBS28-C1742-CUR-V28-PATNA-SANWAT-1775",
          "scope": "A1775 land grant denominated rent in Sanwat Azeemabadee rupees, separately valued from sicca.",
          "date": {
            "earliest_year": 1775,
            "latest_year": 1775,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1775"
          },
          "claim_ids": [
            "C1742"
          ],
          "source_ids": [
            "S910"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1775,
        "relationship_ids": [
          "R-V28-001",
          "R-V22-051",
          "R0408",
          "R-V22-035"
        ],
        "currency_ids": [
          "CUR-V28-PATNA-SANWAT",
          "CUR-V22-CALCUTTA-SICCA",
          "FTM000285",
          "FTM000293",
          "FTM000294"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": {
          "root_currency_id": "FTM000293",
          "anchor": {
            "event_id": "ET0313",
            "scope": "1876: sole-tender milestone",
            "date": {
              "earliest_year": 1876,
              "latest_year": 1876,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1876: sole-tender milestone"
            },
            "claim_ids": [
              "C522"
            ],
            "source_ids": [
              "S257"
            ],
            "original_track_id": "FTM000293"
          },
          "anchor_latest_year": 1876,
          "relationship_ids": [
            "R-V22-035"
          ],
          "currency_ids": [
            "FTM000293",
            "FTM000294"
          ],
          "qualifications": [],
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          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "CUR-V22-CALCUTTA-SICCA",
          "anchor": {
            "event_id": "OBS28-C1761-CUR-V22-CALCUTTA-SICCA-1793",
            "scope": "Regulation XXXV required sicca-denominated new contracts and revenue payments, as quoted by the Privy Council.",
            "date": {
              "earliest_year": 1793,
              "latest_year": 1793,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1793"
            },
            "claim_ids": [
              "C1761"
            ],
            "source_ids": [
              "S910"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1793,
          "relationship_ids": [
            "R-V22-051",
            "R0408",
            "R-V22-035"
          ],
          "currency_ids": [
            "CUR-V22-CALCUTTA-SICCA",
            "FTM000285",
            "FTM000293",
            "FTM000294"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "T-FTM000476",
          "anchor": {
            "event_id": "ET0765",
            "scope": "Real attested in the 1497 monetary tariff",
            "date": {
              "earliest_year": 1497,
              "latest_year": 1497,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1497"
            },
            "claim_ids": [
              "C336"
            ],
            "source_ids": [
              "S171"
            ],
            "original_track_id": "T-FTM000475"
          },
          "anchor_latest_year": 1497,
          "relationship_ids": [
            "R-V27-028",
            "R-V27-029",
            "R-V22-035"
          ],
          "currency_ids": [
            "T-FTM000476",
            "CUR-V27-MAURITIUS-DOLLAR",
            "FTM000293",
            "FTM000294"
          ],
          "qualifications": [
            "C1686: supported_inference",
            "R-V27-028: qualified relationship"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": {
          "root_currency_id": "T-FTM000476",
          "anchor": {
            "event_id": "ET0765",
            "scope": "Real attested in the 1497 monetary tariff",
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              "earliest_year": 1497,
              "latest_year": 1497,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1497"
            },
            "claim_ids": [
              "C336"
            ],
            "source_ids": [
              "S171"
            ],
            "original_track_id": "T-FTM000475"
          },
          "anchor_latest_year": 1497,
          "relationship_ids": [
            "R-V27-028",
            "R-V27-029",
            "R-V22-035"
          ],
          "currency_ids": [
            "T-FTM000476",
            "CUR-V27-MAURITIUS-DOLLAR",
            "FTM000293",
            "FTM000294"
          ],
          "qualifications": [
            "C1686: supported_inference",
            "R-V27-028: qualified relationship"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1100": {
          "root_currency_id": "CUR-V31-LEONESE-SILVER-SOLIDUS",
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            "event_id": "OBS31-C1891-CUR-V31-LEONESE-SILVER-SOLIDUS-894",
            "scope": "León charter prices an enclosure and two houses at four silver solidi.",
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              "earliest_year": 894,
              "latest_year": 894,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "894"
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            "claim_ids": [
              "C1891"
            ],
            "source_ids": [
              "S993"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 894,
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            "R-V34-007",
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          "currency_ids": [
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          "qualifications": [
            "C1686: supported_inference",
            "R-V27-028: qualified relationship",
            "C2112: supported_inference",
            "R-V44-005: qualified relationship",
            "R-V44-005: compressed local stages; dates are a research envelope",
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            "R-V34-007: compressed local stages; dates are a research envelope"
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          "optional_relationship_ids": [],
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        },
        "800": null,
        "700": null,
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      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
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        },
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          "strict_ancestry": true,
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        },
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          "strict_ancestry": false,
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          "including_optional_references": true
        },
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          "strict_ancestry": false,
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          "including_optional_references": true
        },
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          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
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          "strict_ancestry": false,
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        },
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          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
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          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "-600": {
          "strict_ancestry": false,
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      "code": "SDG",
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        "FTM000378"
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      "deepest_path": {
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          "event_id": "OBS30-C1880-FTM000375-1524",
          "scope": "Egypt’s medin was restored as the local unit of account in 1524. The documented para–piastre–pound account sequence supports its inclusion in the continuing Egyptian profile.",
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            "earliest_year": 1524,
            "latest_year": 1524,
            "precision": "year",
            "qualifier": "reported",
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          "claim_ids": [
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            "S906",
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          "FTM000377",
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        "qualifications": [
          "C1258: supported_inference",
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        "optional_relationship_ids": [],
        "path_type": "ancestry"
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      "deepest_supported_ancestry_path": {
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        "anchor": {
          "event_id": "OBS25-C1301-FTM000377-2002",
          "scope": "The2002Bank of Sudan Act defines the dinar as the national currency unit and expresses bank capital in dinars.",
          "date": {
            "earliest_year": 2002,
            "latest_year": 2002,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "2002"
          },
          "claim_ids": [
            "C1301"
          ],
          "source_ids": [
            "S664"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 2002,
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          "R-V22-033"
        ],
        "currency_ids": [
          "FTM000377",
          "FTM000378"
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        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
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          "root_currency_id": "FTM000375",
          "anchor": {
            "event_id": "ET0337",
            "scope": "3 April 1899: first banknotes",
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              "earliest_year": 1899,
              "latest_year": 1899,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "3 April 1899: first banknotes"
            },
            "claim_ids": [
              "C546"
            ],
            "source_ids": [
              "S280"
            ],
            "original_track_id": "FTM000375"
          },
          "anchor_latest_year": 1899,
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            "R-V25-014",
            "R-V25-013",
            "R-V22-033"
          ],
          "currency_ids": [
            "FTM000375",
            "FTM000376",
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            "FTM000378"
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          "qualifications": [
            "C1258: supported_inference",
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          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
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          "root_currency_id": "FTM000375",
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            "date": {
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              "latest_year": 1798,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1792–1798"
            },
            "claim_ids": [
              "C1289"
            ],
            "source_ids": [
              "S647"
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            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1798,
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            "R-V25-014",
            "R-V25-013",
            "R-V22-033"
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          "currency_ids": [
            "FTM000375",
            "FTM000376",
            "FTM000377",
            "FTM000378"
          ],
          "qualifications": [
            "C1258: supported_inference",
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          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
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          "root_currency_id": "FTM000375",
          "anchor": {
            "event_id": "OBS28-C1754-FTM000375-1632",
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            "date": {
              "earliest_year": 1631,
              "latest_year": 1632,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1631–1632"
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              "C1754"
            ],
            "source_ids": [
              "S906"
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            "anchor_role": "account_unit_observation",
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            "identity_association_status": "qualified"
          },
          "anchor_latest_year": 1632,
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            "R-V25-014",
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          "currency_ids": [
            "FTM000375",
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          "qualifications": [
            "C1258: supported_inference",
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          "optional_relationship_ids": [],
          "path_type": "ancestry"
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      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": false,
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        },
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          "strict_ancestry": false,
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          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": false,
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        },
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          "strict_ancestry": false,
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        },
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          "strict_ancestry": false,
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          "including_optional_references": false
        },
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          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
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          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1": {
          "strict_ancestry": false,
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          "including_optional_references": false
        },
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          "strict_ancestry": false,
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          "including_optional_references": false
        }
      }
    },
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      "code": "SEK",
      "currency_ids": [
        "FTM000330"
      ],
      "deepest_path": {
        "root_currency_id": "FTM000330",
        "anchor": {
          "event_id": "OBS22-C1155-FTM000330",
          "scope": "Edvinsson distinguishes riksdaler specie from the riksgälds unit emerging in 1789, and groups riksgälds, riksmynt and krona in one continuing unit. This supports a qualified branch from specie, rather than an invented new currency at every name change. Only this local transition is asserted; other inputs and earlier stages may remain untraced.",
          "date": {
            "earliest_year": 1789,
            "latest_year": 1789,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1789"
          },
          "claim_ids": [
            "C1155"
          ],
          "source_ids": [
            "S550"
          ],
          "anchor_role": "account_unit_transition",
          "date_is_creation": false
        },
        "anchor_latest_year": 1789,
        "relationship_ids": [],
        "currency_ids": [
          "FTM000330"
        ],
        "qualifications": [
          "C1155: supported_inference"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "FTM000330",
        "anchor": {
          "event_id": "ET0320",
          "scope": "1873",
          "date": {
            "earliest_year": 1873,
            "latest_year": 1873,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1873"
          },
          "claim_ids": [
            "C529"
          ],
          "source_ids": [
            "S264"
          ],
          "original_track_id": "FTM000330"
        },
        "anchor_latest_year": 1873,
        "relationship_ids": [],
        "currency_ids": [
          "FTM000330"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": {
          "root_currency_id": "FTM000330",
          "anchor": {
            "event_id": "ET0320",
            "scope": "1873",
            "date": {
              "earliest_year": 1873,
              "latest_year": 1873,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1873"
            },
            "claim_ids": [
              "C529"
            ],
            "source_ids": [
              "S264"
            ],
            "original_track_id": "FTM000330"
          },
          "anchor_latest_year": 1873,
          "relationship_ids": [],
          "currency_ids": [
            "FTM000330"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "FTM000330",
          "anchor": {
            "event_id": "OBS22-C1155-FTM000330",
            "scope": "Edvinsson distinguishes riksdaler specie from the riksgälds unit emerging in 1789, and groups riksgälds, riksmynt and krona in one continuing unit. This supports a qualified branch from specie, rather than an invented new currency at every name change. Only this local transition is asserted; other inputs and earlier stages may remain untraced.",
            "date": {
              "earliest_year": 1789,
              "latest_year": 1789,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1789"
            },
            "claim_ids": [
              "C1155"
            ],
            "source_ids": [
              "S550"
            ],
            "anchor_role": "account_unit_transition",
            "date_is_creation": false
          },
          "anchor_latest_year": 1789,
          "relationship_ids": [],
          "currency_ids": [
            "FTM000330"
          ],
          "qualifications": [
            "C1155: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": null,
        "1500": null,
        "1100": null,
        "800": null,
        "700": null,
        "1": null,
        "-600": null
      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1500": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1100": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "SGD",
      "currency_ids": [
        "T-FTM000500"
      ],
      "deepest_path": {
        "root_currency_id": "CUR-V31-LEONESE-SILVER-SOLIDUS",
        "anchor": {
          "event_id": "OBS31-C1891-CUR-V31-LEONESE-SILVER-SOLIDUS-894",
          "scope": "León charter prices an enclosure and two houses at four silver solidi.",
          "date": {
            "earliest_year": 894,
            "latest_year": 894,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "894"
          },
          "claim_ids": [
            "C1891"
          ],
          "source_ids": [
            "S993"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 894,
        "relationship_ids": [
          "R-V34-007",
          "R-V44-005",
          "R0033",
          "R0377",
          "R0046"
        ],
        "currency_ids": [
          "CUR-V31-LEONESE-SILVER-SOLIDUS",
          "T-FTM000621",
          "T-FTM000476",
          "T-FTM000478",
          "T-FTM000499",
          "T-FTM000500"
        ],
        "qualifications": [
          "C1181: supported_inference",
          "R0033: qualified relationship",
          "C2112: supported_inference",
          "R-V44-005: qualified relationship",
          "R-V44-005: compressed local stages; dates are a research envelope",
          "C1993: qualified",
          "R-V34-007: qualified relationship",
          "R-V34-007: compressed local stages; dates are a research envelope"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "T-FTM000478",
        "anchor": {
          "event_id": "OBS23-C1202-T-FTM000478-1822",
          "scope": "Independent Mexico issued compulsory peso-denominated paper in December 1822 while continuing real-denominated coinage.",
          "date": {
            "earliest_year": 1822,
            "latest_year": 1822,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1822"
          },
          "claim_ids": [
            "C1202"
          ],
          "source_ids": [
            "S67"
          ],
          "anchor_role": "account_unit_transition",
          "date_is_creation": false
        },
        "anchor_latest_year": 1822,
        "relationship_ids": [
          "R0377",
          "R0046"
        ],
        "currency_ids": [
          "T-FTM000478",
          "T-FTM000499",
          "T-FTM000500"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": {
          "root_currency_id": "T-FTM000478",
          "anchor": {
            "event_id": "ET0742",
            "scope": "local_issue_on_imported_currency_standard: Mexican dollars were another input to Hong Kong’s local silver-dollar standard.",
            "date": {
              "earliest_year": 1863,
              "latest_year": 1866,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1863–1866"
            },
            "claim_ids": [
              "C955"
            ],
            "source_ids": [
              "S453"
            ],
            "original_track_id": "T-FTM000478"
          },
          "anchor_latest_year": 1866,
          "relationship_ids": [
            "R0377",
            "R0046"
          ],
          "currency_ids": [
            "T-FTM000478",
            "T-FTM000499",
            "T-FTM000500"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "T-FTM000476",
          "anchor": {
            "event_id": "ET0740",
            "scope": "denomination_derivation: The Spanish dollar or piece of eight represented eight reales.",
            "date": {
              "earliest_year": 1600,
              "latest_year": 1799,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1600–1799"
            },
            "claim_ids": [
              "C953"
            ],
            "source_ids": [
              "S99"
            ],
            "original_track_id": "T-FTM000475"
          },
          "anchor_latest_year": 1799,
          "relationship_ids": [
            "R0033",
            "R0377",
            "R0046"
          ],
          "currency_ids": [
            "T-FTM000476",
            "T-FTM000478",
            "T-FTM000499",
            "T-FTM000500"
          ],
          "qualifications": [
            "C1181: supported_inference",
            "R0033: qualified relationship"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "T-FTM000476",
          "anchor": {
            "event_id": "ET0765",
            "scope": "Real attested in the 1497 monetary tariff",
            "date": {
              "earliest_year": 1497,
              "latest_year": 1497,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1497"
            },
            "claim_ids": [
              "C336"
            ],
            "source_ids": [
              "S171"
            ],
            "original_track_id": "T-FTM000475"
          },
          "anchor_latest_year": 1497,
          "relationship_ids": [
            "R0033",
            "R0377",
            "R0046"
          ],
          "currency_ids": [
            "T-FTM000476",
            "T-FTM000478",
            "T-FTM000499",
            "T-FTM000500"
          ],
          "qualifications": [
            "C1181: supported_inference",
            "R0033: qualified relationship"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": {
          "root_currency_id": "T-FTM000476",
          "anchor": {
            "event_id": "ET0765",
            "scope": "Real attested in the 1497 monetary tariff",
            "date": {
              "earliest_year": 1497,
              "latest_year": 1497,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1497"
            },
            "claim_ids": [
              "C336"
            ],
            "source_ids": [
              "S171"
            ],
            "original_track_id": "T-FTM000475"
          },
          "anchor_latest_year": 1497,
          "relationship_ids": [
            "R0033",
            "R0377",
            "R0046"
          ],
          "currency_ids": [
            "T-FTM000476",
            "T-FTM000478",
            "T-FTM000499",
            "T-FTM000500"
          ],
          "qualifications": [
            "C1181: supported_inference",
            "R0033: qualified relationship"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1100": {
          "root_currency_id": "CUR-V31-LEONESE-SILVER-SOLIDUS",
          "anchor": {
            "event_id": "OBS31-C1891-CUR-V31-LEONESE-SILVER-SOLIDUS-894",
            "scope": "León charter prices an enclosure and two houses at four silver solidi.",
            "date": {
              "earliest_year": 894,
              "latest_year": 894,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "894"
            },
            "claim_ids": [
              "C1891"
            ],
            "source_ids": [
              "S993"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 894,
          "relationship_ids": [
            "R-V34-007",
            "R-V44-005",
            "R0033",
            "R0377",
            "R0046"
          ],
          "currency_ids": [
            "CUR-V31-LEONESE-SILVER-SOLIDUS",
            "T-FTM000621",
            "T-FTM000476",
            "T-FTM000478",
            "T-FTM000499",
            "T-FTM000500"
          ],
          "qualifications": [
            "C1181: supported_inference",
            "R0033: qualified relationship",
            "C2112: supported_inference",
            "R-V44-005: qualified relationship",
            "R-V44-005: compressed local stages; dates are a research envelope",
            "C1993: qualified",
            "R-V34-007: qualified relationship",
            "R-V34-007: compressed local stages; dates are a research envelope"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "800": null,
        "700": null,
        "1": null,
        "-600": null
      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1500": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1100": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "SHP",
      "currency_ids": [
        "FTM000225"
      ],
      "deepest_path": {
        "root_currency_id": "CUR-V26-ATHENIAN-DRACHMA",
        "anchor": {
          "event_id": "OBS26-C1377-CUR-V26-ATHENIAN-DRACHMA--425",
          "scope": "The Athenian treasury account records principal and interest in talents,drachmas and obol fractions. Detailed disbursements cover 426/5–423/2 BCE, with a retrospective summary for 433/2–427/6.",
          "date": {
            "earliest_year": -426,
            "latest_year": -425,
            "precision": "range",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "-426–-425"
          },
          "claim_ids": [
            "C1377"
          ],
          "source_ids": [
            "S689"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": -425,
        "relationship_ids": [
          "R-V36-001",
          "R-V25-004",
          "R-V39-001",
          "R-V34-001",
          "R-V41-001",
          "R-V22-048"
        ],
        "currency_ids": [
          "CUR-V26-ATHENIAN-DRACHMA",
          "CUR-V25-EGYPT-DRACHMA",
          "CUR-V25-ROMAN-DENARIUS",
          "CUR-V26-EGYPT-SOLIDUS-NOMISMA",
          "T-FTM000560",
          "T-FTM000497",
          "FTM000225"
        ],
        "qualifications": [
          "C2097: qualified",
          "R-V41-001: qualified relationship",
          "R-V41-001: compressed local stages; dates are a research envelope",
          "C1987: qualified",
          "R-V34-001: qualified relationship",
          "R-V34-001: compressed local stages; dates are a research envelope",
          "C2084: qualified",
          "R-V39-001: qualified relationship",
          "R-V39-001: compressed local stages; dates are a research envelope",
          "C1849: qualified",
          "R-V25-004: qualified relationship",
          "R-V25-004: compressed local stages; dates are a research envelope",
          "C2037: qualified",
          "R-V36-001: qualified relationship",
          "R-V36-001: compressed local stages; dates are a research envelope"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "T-FTM000497",
        "anchor": {
          "event_id": "OBS29-C1828-T-FTM000497-807",
          "scope": "Cuthred’s Eythorne grant values the transferred land at 3,000 pence. This contemporary account transaction supports the existing English penny lineage before the 833–839 pound-of-pennies witness.",
          "date": {
            "earliest_year": 805,
            "latest_year": 807,
            "precision": "range",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "805–807"
          },
          "claim_ids": [
            "C1828"
          ],
          "source_ids": [
            "S632",
            "S944"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 807,
        "relationship_ids": [
          "R-V22-048"
        ],
        "currency_ids": [
          "T-FTM000497",
          "FTM000225"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "ET0731",
            "scope": "territorial_unit_derivation: Jamaica adopted British currency as the basis of its pound system.",
            "date": {
              "earliest_year": 1840,
              "latest_year": 1840,
              "precision": "day",
              "qualifier": "exact",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1840-12-31",
              "iso_date": "1840-12-31"
            },
            "claim_ids": [
              "C944"
            ],
            "source_ids": [
              "S99"
            ],
            "original_track_id": "T-FTM000497"
          },
          "anchor_latest_year": 1840,
          "relationship_ids": [
            "R-V22-048"
          ],
          "currency_ids": [
            "T-FTM000497",
            "FTM000225"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "ET0764",
            "scope": "Established pound of account represented by the sovereign",
            "date": {
              "earliest_year": 1489,
              "latest_year": 1489,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1489"
            },
            "claim_ids": [
              "C265"
            ],
            "source_ids": [
              "S139"
            ],
            "original_track_id": "T-FTM000497"
          },
          "anchor_latest_year": 1489,
          "relationship_ids": [
            "R-V22-048"
          ],
          "currency_ids": [
            "T-FTM000497",
            "FTM000225"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "ET0764",
            "scope": "Established pound of account represented by the sovereign",
            "date": {
              "earliest_year": 1489,
              "latest_year": 1489,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1489"
            },
            "claim_ids": [
              "C265"
            ],
            "source_ids": [
              "S139"
            ],
            "original_track_id": "T-FTM000497"
          },
          "anchor_latest_year": 1489,
          "relationship_ids": [
            "R-V22-048"
          ],
          "currency_ids": [
            "T-FTM000497",
            "FTM000225"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "ET0764",
            "scope": "Established pound of account represented by the sovereign",
            "date": {
              "earliest_year": 1489,
              "latest_year": 1489,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1489"
            },
            "claim_ids": [
              "C265"
            ],
            "source_ids": [
              "S139"
            ],
            "original_track_id": "T-FTM000497"
          },
          "anchor_latest_year": 1489,
          "relationship_ids": [
            "R-V22-048"
          ],
          "currency_ids": [
            "T-FTM000497",
            "FTM000225"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1100": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "OBS-V19-1",
            "scope": "240-pence pound: observation in a reign, not exact creation date",
            "date": {
              "earliest_year": 1066,
              "latest_year": 1087,
              "precision": "range",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "William I, 1066–1087"
            },
            "claim_ids": [
              "C1024"
            ],
            "source_ids": [
              "S140"
            ],
            "original_track_id": "T-FTM000497",
            "anchor_role": "account_unit_observation"
          },
          "anchor_latest_year": 1087,
          "relationship_ids": [
            "R-V22-048"
          ],
          "currency_ids": [
            "T-FTM000497",
            "FTM000225"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "800": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "OBS29-C1829-T-FTM000497-796",
            "scope": "Beonna’s Swineshead lease fixes consideration at 1,000 shillings and an annual render of hospitality or thirty sicli; heirs remain liable. This extends qualified early-English account evidence.",
            "date": {
              "earliest_year": 786,
              "latest_year": 796,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "786–796"
            },
            "claim_ids": [
              "C1829"
            ],
            "source_ids": [
              "S942",
              "S943"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 796,
          "relationship_ids": [
            "R-V22-048"
          ],
          "currency_ids": [
            "T-FTM000497",
            "FTM000225"
          ],
          "qualifications": [
            "C1829: qualified"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "700": {
          "root_currency_id": "T-FTM000560",
          "anchor": {
            "event_id": "OBS-V19-4",
            "scope": "Qualified extension from late-Merovingian deniers; account continuity inferred",
            "date": {
              "earliest_year": 670,
              "latest_year": 675,
              "precision": "range",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "c.670–675"
            },
            "claim_ids": [
              "C1031"
            ],
            "source_ids": [
              "S483"
            ],
            "original_track_id": "T-FTM000560",
            "anchor_role": "account_unit_observation"
          },
          "anchor_latest_year": 675,
          "relationship_ids": [
            "R-V41-001",
            "R-V22-048"
          ],
          "currency_ids": [
            "T-FTM000560",
            "T-FTM000497",
            "FTM000225"
          ],
          "qualifications": [
            "C2097: qualified",
            "R-V41-001: qualified relationship",
            "R-V41-001: compressed local stages; dates are a research envelope",
            "C1031: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1": {
          "root_currency_id": "CUR-V25-ROMAN-DENARIUS",
          "anchor": {
            "event_id": "OBS33-C1970-CUR-V25-ROMAN-DENARIUS",
            "scope": "Cicero's In Verrem 2.3.214–215 and 225 (70 BCE) reports wheat prices and commutation demands in denarii. The Latin explicitly names the unit. This is a dated literary witness to account denomination, not an original ledger or a currency founding date; the reported transactions precede the text.",
            "date": {
              "earliest_year": -70,
              "latest_year": -70,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "70 BCE (literary witness)"
            },
            "date_role": "literary_witness_not_transaction_date",
            "claim_ids": [
              "C1970"
            ],
            "source_ids": [
              "S1023",
              "S1024"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": -70,
          "relationship_ids": [
            "R-V39-001",
            "R-V34-001",
            "R-V41-001",
            "R-V22-048"
          ],
          "currency_ids": [
            "CUR-V25-ROMAN-DENARIUS",
            "CUR-V26-EGYPT-SOLIDUS-NOMISMA",
            "T-FTM000560",
            "T-FTM000497",
            "FTM000225"
          ],
          "qualifications": [
            "C2097: qualified",
            "R-V41-001: qualified relationship",
            "R-V41-001: compressed local stages; dates are a research envelope",
            "C1987: qualified",
            "R-V34-001: qualified relationship",
            "R-V34-001: compressed local stages; dates are a research envelope",
            "C2084: qualified",
            "R-V39-001: qualified relationship",
            "R-V39-001: compressed local stages; dates are a research envelope"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "-600": null
      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1500": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1100": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "SLE",
      "currency_ids": [
        "T-FTM000645"
      ],
      "deepest_path": {
        "root_currency_id": "CUR-V26-ATHENIAN-DRACHMA",
        "anchor": {
          "event_id": "OBS26-C1377-CUR-V26-ATHENIAN-DRACHMA--425",
          "scope": "The Athenian treasury account records principal and interest in talents,drachmas and obol fractions. Detailed disbursements cover 426/5–423/2 BCE, with a retrospective summary for 433/2–427/6.",
          "date": {
            "earliest_year": -426,
            "latest_year": -425,
            "precision": "range",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "-426–-425"
          },
          "claim_ids": [
            "C1377"
          ],
          "source_ids": [
            "S689"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": -425,
        "relationship_ids": [
          "R-V36-001",
          "R-V25-004",
          "R-V39-001",
          "R-V34-001",
          "R-V41-001",
          "R0138",
          "R0143"
        ],
        "currency_ids": [
          "CUR-V26-ATHENIAN-DRACHMA",
          "CUR-V25-EGYPT-DRACHMA",
          "CUR-V25-ROMAN-DENARIUS",
          "CUR-V26-EGYPT-SOLIDUS-NOMISMA",
          "T-FTM000560",
          "T-FTM000497",
          "T-FTM000640",
          "T-FTM000645"
        ],
        "qualifications": [
          "C2097: qualified",
          "R-V41-001: qualified relationship",
          "R-V41-001: compressed local stages; dates are a research envelope",
          "C1987: qualified",
          "R-V34-001: qualified relationship",
          "R-V34-001: compressed local stages; dates are a research envelope",
          "C2084: qualified",
          "R-V39-001: qualified relationship",
          "R-V39-001: compressed local stages; dates are a research envelope",
          "C1849: qualified",
          "R-V25-004: qualified relationship",
          "R-V25-004: compressed local stages; dates are a research envelope",
          "C2037: qualified",
          "R-V36-001: qualified relationship",
          "R-V36-001: compressed local stages; dates are a research envelope"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "T-FTM000497",
        "anchor": {
          "event_id": "OBS29-C1828-T-FTM000497-807",
          "scope": "Cuthred’s Eythorne grant values the transferred land at 3,000 pence. This contemporary account transaction supports the existing English penny lineage before the 833–839 pound-of-pennies witness.",
          "date": {
            "earliest_year": 805,
            "latest_year": 807,
            "precision": "range",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "805–807"
          },
          "claim_ids": [
            "C1828"
          ],
          "source_ids": [
            "S632",
            "S944"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 807,
        "relationship_ids": [
          "R0138",
          "R0143"
        ],
        "currency_ids": [
          "T-FTM000497",
          "T-FTM000640",
          "T-FTM000645"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "ET0731",
            "scope": "territorial_unit_derivation: Jamaica adopted British currency as the basis of its pound system.",
            "date": {
              "earliest_year": 1840,
              "latest_year": 1840,
              "precision": "day",
              "qualifier": "exact",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1840-12-31",
              "iso_date": "1840-12-31"
            },
            "claim_ids": [
              "C944"
            ],
            "source_ids": [
              "S99"
            ],
            "original_track_id": "T-FTM000497"
          },
          "anchor_latest_year": 1840,
          "relationship_ids": [
            "R0138",
            "R0143"
          ],
          "currency_ids": [
            "T-FTM000497",
            "T-FTM000640",
            "T-FTM000645"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "ET0764",
            "scope": "Established pound of account represented by the sovereign",
            "date": {
              "earliest_year": 1489,
              "latest_year": 1489,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1489"
            },
            "claim_ids": [
              "C265"
            ],
            "source_ids": [
              "S139"
            ],
            "original_track_id": "T-FTM000497"
          },
          "anchor_latest_year": 1489,
          "relationship_ids": [
            "R0138",
            "R0143"
          ],
          "currency_ids": [
            "T-FTM000497",
            "T-FTM000640",
            "T-FTM000645"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "ET0764",
            "scope": "Established pound of account represented by the sovereign",
            "date": {
              "earliest_year": 1489,
              "latest_year": 1489,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1489"
            },
            "claim_ids": [
              "C265"
            ],
            "source_ids": [
              "S139"
            ],
            "original_track_id": "T-FTM000497"
          },
          "anchor_latest_year": 1489,
          "relationship_ids": [
            "R0138",
            "R0143"
          ],
          "currency_ids": [
            "T-FTM000497",
            "T-FTM000640",
            "T-FTM000645"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "ET0764",
            "scope": "Established pound of account represented by the sovereign",
            "date": {
              "earliest_year": 1489,
              "latest_year": 1489,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1489"
            },
            "claim_ids": [
              "C265"
            ],
            "source_ids": [
              "S139"
            ],
            "original_track_id": "T-FTM000497"
          },
          "anchor_latest_year": 1489,
          "relationship_ids": [
            "R0138",
            "R0143"
          ],
          "currency_ids": [
            "T-FTM000497",
            "T-FTM000640",
            "T-FTM000645"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1100": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "OBS-V19-1",
            "scope": "240-pence pound: observation in a reign, not exact creation date",
            "date": {
              "earliest_year": 1066,
              "latest_year": 1087,
              "precision": "range",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "William I, 1066–1087"
            },
            "claim_ids": [
              "C1024"
            ],
            "source_ids": [
              "S140"
            ],
            "original_track_id": "T-FTM000497",
            "anchor_role": "account_unit_observation"
          },
          "anchor_latest_year": 1087,
          "relationship_ids": [
            "R0138",
            "R0143"
          ],
          "currency_ids": [
            "T-FTM000497",
            "T-FTM000640",
            "T-FTM000645"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "800": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "OBS29-C1829-T-FTM000497-796",
            "scope": "Beonna’s Swineshead lease fixes consideration at 1,000 shillings and an annual render of hospitality or thirty sicli; heirs remain liable. This extends qualified early-English account evidence.",
            "date": {
              "earliest_year": 786,
              "latest_year": 796,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "786–796"
            },
            "claim_ids": [
              "C1829"
            ],
            "source_ids": [
              "S942",
              "S943"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 796,
          "relationship_ids": [
            "R0138",
            "R0143"
          ],
          "currency_ids": [
            "T-FTM000497",
            "T-FTM000640",
            "T-FTM000645"
          ],
          "qualifications": [
            "C1829: qualified"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "700": {
          "root_currency_id": "T-FTM000560",
          "anchor": {
            "event_id": "OBS-V19-4",
            "scope": "Qualified extension from late-Merovingian deniers; account continuity inferred",
            "date": {
              "earliest_year": 670,
              "latest_year": 675,
              "precision": "range",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "c.670–675"
            },
            "claim_ids": [
              "C1031"
            ],
            "source_ids": [
              "S483"
            ],
            "original_track_id": "T-FTM000560",
            "anchor_role": "account_unit_observation"
          },
          "anchor_latest_year": 675,
          "relationship_ids": [
            "R-V41-001",
            "R0138",
            "R0143"
          ],
          "currency_ids": [
            "T-FTM000560",
            "T-FTM000497",
            "T-FTM000640",
            "T-FTM000645"
          ],
          "qualifications": [
            "C2097: qualified",
            "R-V41-001: qualified relationship",
            "R-V41-001: compressed local stages; dates are a research envelope",
            "C1031: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1": {
          "root_currency_id": "CUR-V25-ROMAN-DENARIUS",
          "anchor": {
            "event_id": "OBS33-C1970-CUR-V25-ROMAN-DENARIUS",
            "scope": "Cicero's In Verrem 2.3.214–215 and 225 (70 BCE) reports wheat prices and commutation demands in denarii. The Latin explicitly names the unit. This is a dated literary witness to account denomination, not an original ledger or a currency founding date; the reported transactions precede the text.",
            "date": {
              "earliest_year": -70,
              "latest_year": -70,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "70 BCE (literary witness)"
            },
            "date_role": "literary_witness_not_transaction_date",
            "claim_ids": [
              "C1970"
            ],
            "source_ids": [
              "S1023",
              "S1024"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": -70,
          "relationship_ids": [
            "R-V39-001",
            "R-V34-001",
            "R-V41-001",
            "R0138",
            "R0143"
          ],
          "currency_ids": [
            "CUR-V25-ROMAN-DENARIUS",
            "CUR-V26-EGYPT-SOLIDUS-NOMISMA",
            "T-FTM000560",
            "T-FTM000497",
            "T-FTM000640",
            "T-FTM000645"
          ],
          "qualifications": [
            "C2097: qualified",
            "R-V41-001: qualified relationship",
            "R-V41-001: compressed local stages; dates are a research envelope",
            "C1987: qualified",
            "R-V34-001: qualified relationship",
            "R-V34-001: compressed local stages; dates are a research envelope",
            "C2084: qualified",
            "R-V39-001: qualified relationship",
            "R-V39-001: compressed local stages; dates are a research envelope"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "-600": null
      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1500": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1100": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "SOS",
      "currency_ids": [
        "FTM000240"
      ],
      "deepest_path": {
        "root_currency_id": "CUR-V35-MUGHAL-RUPEE",
        "anchor": {
          "event_id": "OBS35-C2003-CUR-V35-MUGHAL-RUPEE-1599",
          "scope": "The Ain-i-Akbari sets the rupee’s salary rating at 40 dams and identifies Sher Khan’s rupee as the antecedent of Akbar’s issue. The 1590s date bounds this textual witness, not the currency’s origin.",
          "date": {
            "earliest_year": 1590,
            "latest_year": 1599,
            "precision": "range",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1590s textual witness; approximate composition period"
          },
          "claim_ids": [
            "C2003"
          ],
          "source_ids": [
            "S1041",
            "S1043"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1599,
        "relationship_ids": [
          "R-V35-001",
          "R-V22-051",
          "R-V37-002",
          "R-V37-003",
          "R-V22-041"
        ],
        "currency_ids": [
          "CUR-V35-MUGHAL-RUPEE",
          "CUR-V22-CALCUTTA-SICCA",
          "FTM000285",
          "CUR-V37-GERMAN-EA-RUPEE",
          "FTM000233",
          "FTM000240"
        ],
        "qualifications": [
          "C2074: qualified",
          "R-V37-003: qualified relationship",
          "C2073: qualified",
          "R-V37-002: qualified relationship",
          "R-V37-002: compressed local stages; dates are a research envelope",
          "C2010: qualified",
          "R-V35-001: qualified relationship",
          "R-V35-001: compressed local stages; dates are a research envelope"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "CUR-V28-PATNA-SANWAT",
        "anchor": {
          "event_id": "OBS28-C1742-CUR-V28-PATNA-SANWAT-1775",
          "scope": "A1775 land grant denominated rent in Sanwat Azeemabadee rupees, separately valued from sicca.",
          "date": {
            "earliest_year": 1775,
            "latest_year": 1775,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1775"
          },
          "claim_ids": [
            "C1742"
          ],
          "source_ids": [
            "S910"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1775,
        "relationship_ids": [
          "R-V28-001",
          "R-V22-051",
          "R0152",
          "R0153",
          "R-V22-041"
        ],
        "currency_ids": [
          "CUR-V28-PATNA-SANWAT",
          "CUR-V22-CALCUTTA-SICCA",
          "FTM000285",
          "T-FTM000776",
          "FTM000233",
          "FTM000240"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": {
          "root_currency_id": "FTM000285",
          "anchor": {
            "event_id": "ET0392",
            "scope": "19 May 1898 order, recited in 1905; not first Indian rupee",
            "date": {
              "earliest_year": 1898,
              "latest_year": 1898,
              "precision": "day",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "19 May 1898 order, recited in 1905; not first Indian rupee",
              "iso_date": "1898-05-19"
            },
            "claim_ids": [
              "C602"
            ],
            "source_ids": [
              "S334"
            ],
            "original_track_id": "FTM000284"
          },
          "anchor_latest_year": 1898,
          "relationship_ids": [
            "R0152",
            "R0153",
            "R-V22-041"
          ],
          "currency_ids": [
            "FTM000285",
            "T-FTM000776",
            "FTM000233",
            "FTM000240"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "CUR-V22-CALCUTTA-SICCA",
          "anchor": {
            "event_id": "OBS28-C1761-CUR-V22-CALCUTTA-SICCA-1793",
            "scope": "Regulation XXXV required sicca-denominated new contracts and revenue payments, as quoted by the Privy Council.",
            "date": {
              "earliest_year": 1793,
              "latest_year": 1793,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1793"
            },
            "claim_ids": [
              "C1761"
            ],
            "source_ids": [
              "S910"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1793,
          "relationship_ids": [
            "R-V22-051",
            "R0152",
            "R0153",
            "R-V22-041"
          ],
          "currency_ids": [
            "CUR-V22-CALCUTTA-SICCA",
            "FTM000285",
            "T-FTM000776",
            "FTM000233",
            "FTM000240"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "CUR-V37-MADRAS-PAGODA",
          "anchor": {
            "event_id": "OBS37-C2041-CUR-V37-MADRAS-PAGODA-1643",
            "scope": "Accounts through June 1643 total 9,250 new pagodas for expenses. This establishes local pagoda accounting; its association with the later Star-pagoda profile remains qualified.",
            "date": {
              "earliest_year": 1643,
              "latest_year": 1643,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1643"
            },
            "claim_ids": [
              "C2041"
            ],
            "source_ids": [
              "S1068"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false,
            "identity_association_status": "qualified"
          },
          "anchor_latest_year": 1643,
          "relationship_ids": [
            "R-V37-001",
            "R-V37-002",
            "R-V37-003",
            "R-V22-041"
          ],
          "currency_ids": [
            "CUR-V37-MADRAS-PAGODA",
            "FTM000285",
            "CUR-V37-GERMAN-EA-RUPEE",
            "FTM000233",
            "FTM000240"
          ],
          "qualifications": [
            "C2074: qualified",
            "R-V37-003: qualified relationship",
            "C2073: qualified",
            "R-V37-002: qualified relationship",
            "R-V37-002: compressed local stages; dates are a research envelope",
            "C2072: qualified",
            "R-V37-001: qualified relationship",
            "R-V37-001: compressed local stages; dates are a research envelope",
            "C2041: qualified",
            "OBS37-C2041-CUR-V37-MADRAS-PAGODA-1643: qualified identity association"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": null,
        "1100": null,
        "800": null,
        "700": null,
        "1": null,
        "-600": null
      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1500": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1100": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "SRD",
      "currency_ids": [
        "T-FTM000526"
      ],
      "deepest_path": {
        "root_currency_id": "FTM000337",
        "anchor": {
          "event_id": "OBS25-C1270-FTM000337-1526",
          "scope": "Amounts were required to be expressed in 20-stuiver Carolusguilders in 1526; this provides an earlier accounting observation for a qualified Dutch-guilder continuity profile. Grouping across later territorial and French-period changes is qualified. No new Carolus, 1694 coin or 1816 decimalization nodes. Amsterdam bank money remains distinct.",
          "date": {
            "earliest_year": 1526,
            "latest_year": 1526,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1526"
          },
          "claim_ids": [
            "C1270"
          ],
          "source_ids": [
            "S620",
            "S621",
            "S619"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1526,
        "relationship_ids": [
          "R-V25-001",
          "R0064"
        ],
        "currency_ids": [
          "FTM000337",
          "T-FTM000527",
          "T-FTM000526"
        ],
        "qualifications": [
          "C1270: supported_inference"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "FTM000337",
        "anchor": {
          "event_id": "OBS25-C1269-FTM000337-1816",
          "scope": "The Dutch guilder was the statutory account unit divided into 100 cents under the 28 September 1816 monetary law. Independent dated account-unit witness; not a research-envelope endpoint.",
          "date": {
            "earliest_year": 1816,
            "latest_year": 1816,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1816"
          },
          "claim_ids": [
            "C1269"
          ],
          "source_ids": [
            "S619"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1816,
        "relationship_ids": [
          "R-V25-001",
          "R0064"
        ],
        "currency_ids": [
          "FTM000337",
          "T-FTM000527",
          "T-FTM000526"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": {
          "root_currency_id": "FTM000337",
          "anchor": {
            "event_id": "OBS25-C1269-FTM000337-1816",
            "scope": "The Dutch guilder was the statutory account unit divided into 100 cents under the 28 September 1816 monetary law. Independent dated account-unit witness; not a research-envelope endpoint.",
            "date": {
              "earliest_year": 1816,
              "latest_year": 1816,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1816"
            },
            "claim_ids": [
              "C1269"
            ],
            "source_ids": [
              "S619"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1816,
          "relationship_ids": [
            "R-V25-001",
            "R0064"
          ],
          "currency_ids": [
            "FTM000337",
            "T-FTM000527",
            "T-FTM000526"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "FTM000337",
          "anchor": {
            "event_id": "OBS25-C1270-FTM000337-1526",
            "scope": "Amounts were required to be expressed in 20-stuiver Carolusguilders in 1526; this provides an earlier accounting observation for a qualified Dutch-guilder continuity profile. Grouping across later territorial and French-period changes is qualified. No new Carolus, 1694 coin or 1816 decimalization nodes. Amsterdam bank money remains distinct.",
            "date": {
              "earliest_year": 1526,
              "latest_year": 1526,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1526"
            },
            "claim_ids": [
              "C1270"
            ],
            "source_ids": [
              "S620",
              "S621",
              "S619"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1526,
          "relationship_ids": [
            "R-V25-001",
            "R0064"
          ],
          "currency_ids": [
            "FTM000337",
            "T-FTM000527",
            "T-FTM000526"
          ],
          "qualifications": [
            "C1270: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "FTM000337",
          "anchor": {
            "event_id": "OBS25-C1270-FTM000337-1526",
            "scope": "Amounts were required to be expressed in 20-stuiver Carolusguilders in 1526; this provides an earlier accounting observation for a qualified Dutch-guilder continuity profile. Grouping across later territorial and French-period changes is qualified. No new Carolus, 1694 coin or 1816 decimalization nodes. Amsterdam bank money remains distinct.",
            "date": {
              "earliest_year": 1526,
              "latest_year": 1526,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1526"
            },
            "claim_ids": [
              "C1270"
            ],
            "source_ids": [
              "S620",
              "S621",
              "S619"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1526,
          "relationship_ids": [
            "R-V25-001",
            "R0064"
          ],
          "currency_ids": [
            "FTM000337",
            "T-FTM000527",
            "T-FTM000526"
          ],
          "qualifications": [
            "C1270: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": null,
        "1100": null,
        "800": null,
        "700": null,
        "1": null,
        "-600": null
      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1500": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1100": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "SSP",
      "currency_ids": [
        "FTM000379"
      ],
      "deepest_path": {
        "root_currency_id": "FTM000375",
        "anchor": {
          "event_id": "OBS30-C1880-FTM000375-1524",
          "scope": "Egypt’s medin was restored as the local unit of account in 1524. The documented para–piastre–pound account sequence supports its inclusion in the continuing Egyptian profile.",
          "date": {
            "earliest_year": 1524,
            "latest_year": 1524,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1524"
          },
          "claim_ids": [
            "C1880"
          ],
          "source_ids": [
            "S906",
            "S978",
            "S558"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1524,
        "relationship_ids": [
          "R-V25-014",
          "R-V25-013",
          "R-V22-033",
          "R-V22-015"
        ],
        "currency_ids": [
          "FTM000375",
          "FTM000376",
          "FTM000377",
          "FTM000378",
          "FTM000379"
        ],
        "qualifications": [
          "C1258: supported_inference",
          "C1627: indexed evidence"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "FTM000377",
        "anchor": {
          "event_id": "OBS25-C1301-FTM000377-2002",
          "scope": "The2002Bank of Sudan Act defines the dinar as the national currency unit and expresses bank capital in dinars.",
          "date": {
            "earliest_year": 2002,
            "latest_year": 2002,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "2002"
          },
          "claim_ids": [
            "C1301"
          ],
          "source_ids": [
            "S664"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 2002,
        "relationship_ids": [
          "R-V22-033",
          "R-V22-015"
        ],
        "currency_ids": [
          "FTM000377",
          "FTM000378",
          "FTM000379"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": {
          "root_currency_id": "FTM000375",
          "anchor": {
            "event_id": "ET0337",
            "scope": "3 April 1899: first banknotes",
            "date": {
              "earliest_year": 1899,
              "latest_year": 1899,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "3 April 1899: first banknotes"
            },
            "claim_ids": [
              "C546"
            ],
            "source_ids": [
              "S280"
            ],
            "original_track_id": "FTM000375"
          },
          "anchor_latest_year": 1899,
          "relationship_ids": [
            "R-V25-014",
            "R-V25-013",
            "R-V22-033",
            "R-V22-015"
          ],
          "currency_ids": [
            "FTM000375",
            "FTM000376",
            "FTM000377",
            "FTM000378",
            "FTM000379"
          ],
          "qualifications": [
            "C1258: supported_inference",
            "C1627: indexed evidence",
            "C546: indexed evidence"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "FTM000375",
          "anchor": {
            "event_id": "OBS25-C1289-FTM000375-1798",
            "scope": "Browne’s Egyptian observations of 1792–1798 describe public allocations in piastres and expenses in paras, also called medines. This is dated local accounting evidence, not a currency founding date.",
            "date": {
              "earliest_year": 1792,
              "latest_year": 1798,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1792–1798"
            },
            "claim_ids": [
              "C1289"
            ],
            "source_ids": [
              "S647"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1798,
          "relationship_ids": [
            "R-V25-014",
            "R-V25-013",
            "R-V22-033",
            "R-V22-015"
          ],
          "currency_ids": [
            "FTM000375",
            "FTM000376",
            "FTM000377",
            "FTM000378",
            "FTM000379"
          ],
          "qualifications": [
            "C1258: supported_inference",
            "C1627: indexed evidence"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "FTM000375",
          "anchor": {
            "event_id": "OBS28-C1754-FTM000375-1632",
            "scope": "The Egyptian tribute target was stated as 30 million medins in 1631–1632. This is fiscal account evidence within the earlier medin/para profile. Association with the modern currency profile remains qualified. Association with the later continuous currency identity remains qualified.",
            "date": {
              "earliest_year": 1631,
              "latest_year": 1632,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1631–1632"
            },
            "claim_ids": [
              "C1754"
            ],
            "source_ids": [
              "S906"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false,
            "identity_association_status": "qualified"
          },
          "anchor_latest_year": 1632,
          "relationship_ids": [
            "R-V25-014",
            "R-V25-013",
            "R-V22-033",
            "R-V22-015"
          ],
          "currency_ids": [
            "FTM000375",
            "FTM000376",
            "FTM000377",
            "FTM000378",
            "FTM000379"
          ],
          "qualifications": [
            "C1258: supported_inference",
            "C1627: indexed evidence",
            "C1754: supported_inference",
            "OBS28-C1754-FTM000375-1632: qualified identity association"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": null,
        "1100": null,
        "800": null,
        "700": null,
        "1": null,
        "-600": null
      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1500": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1100": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "STN",
      "currency_ids": [
        "FTM000162"
      ],
      "deepest_path": {
        "root_currency_id": "CUR-V26-ATHENIAN-DRACHMA",
        "anchor": {
          "event_id": "OBS26-C1377-CUR-V26-ATHENIAN-DRACHMA--425",
          "scope": "The Athenian treasury account records principal and interest in talents,drachmas and obol fractions. Detailed disbursements cover 426/5–423/2 BCE, with a retrospective summary for 433/2–427/6.",
          "date": {
            "earliest_year": -426,
            "latest_year": -425,
            "precision": "range",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "-426–-425"
          },
          "claim_ids": [
            "C1377"
          ],
          "source_ids": [
            "S689"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": -425,
        "relationship_ids": [
          "R-V36-001",
          "R-V25-004",
          "R-V39-001",
          "R-V34-001",
          "R-V34-004",
          "R-V28-003",
          "R0428",
          "R-V25-006",
          "R-V22-038"
        ],
        "currency_ids": [
          "CUR-V26-ATHENIAN-DRACHMA",
          "CUR-V25-EGYPT-DRACHMA",
          "CUR-V25-ROMAN-DENARIUS",
          "CUR-V26-EGYPT-SOLIDUS-NOMISMA",
          "T-FTM000560",
          "CUR-V28-PORTUGUESE-LIBRA",
          "FTM000053",
          "FTM000152",
          "FTM000160",
          "FTM000162"
        ],
        "qualifications": [
          "C1011: indexed evidence",
          "C1990: qualified",
          "R-V34-004: qualified relationship",
          "R-V34-004: compressed local stages; dates are a research envelope",
          "C1987: qualified",
          "R-V34-001: qualified relationship",
          "R-V34-001: compressed local stages; dates are a research envelope",
          "C2084: qualified",
          "R-V39-001: qualified relationship",
          "R-V39-001: compressed local stages; dates are a research envelope",
          "C1849: qualified",
          "R-V25-004: qualified relationship",
          "R-V25-004: compressed local stages; dates are a research envelope",
          "C2037: qualified",
          "R-V36-001: qualified relationship",
          "R-V36-001: compressed local stages; dates are a research envelope"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "FTM000162",
        "anchor": {
          "event_id": "OBS22-C1140-FTM000162",
          "scope": "Decree-law 23/76 governed the transition from the São Tomé escudo to the dobra, whose first series circulated in 1977. Only this local transition is asserted; other inputs and earlier stages may remain untraced.",
          "date": {
            "earliest_year": 1976,
            "latest_year": 1977,
            "precision": "range",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1976–1977"
          },
          "claim_ids": [
            "C1140"
          ],
          "source_ids": [
            "S542"
          ],
          "anchor_role": "account_unit_transition",
          "date_is_creation": false
        },
        "anchor_latest_year": 1977,
        "relationship_ids": [],
        "currency_ids": [
          "FTM000162"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": {
          "root_currency_id": "FTM000053",
          "anchor": {
            "event_id": "ET0790",
            "scope": "local_issue_on_imported_currency_standard: Brazilian réis developed from Portuguese money, with imported coin circulation followed by provincial recoinage.",
            "date": {
              "earliest_year": 1568,
              "latest_year": 1694,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1568–1694"
            },
            "claim_ids": [
              "C1001"
            ],
            "source_ids": [
              "S477",
              "S479"
            ],
            "original_track_id": "FTM000053"
          },
          "anchor_latest_year": 1694,
          "relationship_ids": [
            "R0428",
            "R-V25-006",
            "R-V22-038"
          ],
          "currency_ids": [
            "FTM000053",
            "FTM000152",
            "FTM000160",
            "FTM000162"
          ],
          "qualifications": [
            "C1011: indexed evidence",
            "C1001: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "FTM000053",
          "anchor": {
            "event_id": "ET0790",
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            "original_track_id": "FTM000053"
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              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
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            "original_track_id": "T-FTM000560",
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            "event_id": "OBS25-C1289-FTM000375-1798",
            "scope": "Browne’s Egyptian observations of 1792–1798 describe public allocations in piastres and expenses in paras, also called medines. This is dated local accounting evidence, not a currency founding date.",
            "date": {
              "earliest_year": 1792,
              "latest_year": 1798,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1792–1798"
            },
            "claim_ids": [
              "C1289"
            ],
            "source_ids": [
              "S647"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1798,
          "relationship_ids": [
            "R-V22-043"
          ],
          "currency_ids": [
            "FTM000375",
            "FTM000381"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "FTM000375",
          "anchor": {
            "event_id": "OBS30-C1880-FTM000375-1524",
            "scope": "Egypt’s medin was restored as the local unit of account in 1524. The documented para–piastre–pound account sequence supports its inclusion in the continuing Egyptian profile.",
            "date": {
              "earliest_year": 1524,
              "latest_year": 1524,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1524"
            },
            "claim_ids": [
              "C1880"
            ],
            "source_ids": [
              "S906",
              "S978",
              "S558"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1524,
          "relationship_ids": [
            "R-V22-043"
          ],
          "currency_ids": [
            "FTM000375",
            "FTM000381"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": null,
        "1100": null,
        "800": null,
        "700": null,
        "1": null,
        "-600": null
      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1500": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1100": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "SZL",
      "currency_ids": [
        "FTM000193"
      ],
      "deepest_path": {
        "root_currency_id": "CUR-V26-ATHENIAN-DRACHMA",
        "anchor": {
          "event_id": "OBS26-C1377-CUR-V26-ATHENIAN-DRACHMA--425",
          "scope": "The Athenian treasury account records principal and interest in talents,drachmas and obol fractions. Detailed disbursements cover 426/5–423/2 BCE, with a retrospective summary for 433/2–427/6.",
          "date": {
            "earliest_year": -426,
            "latest_year": -425,
            "precision": "range",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "-426–-425"
          },
          "claim_ids": [
            "C1377"
          ],
          "source_ids": [
            "S689"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": -425,
        "relationship_ids": [
          "R-V36-001",
          "R-V25-004",
          "R-V39-001",
          "R-V34-001",
          "R-V41-001",
          "R0368",
          "R0369",
          "R0371"
        ],
        "currency_ids": [
          "CUR-V26-ATHENIAN-DRACHMA",
          "CUR-V25-EGYPT-DRACHMA",
          "CUR-V25-ROMAN-DENARIUS",
          "CUR-V26-EGYPT-SOLIDUS-NOMISMA",
          "T-FTM000560",
          "T-FTM000497",
          "FTM000191",
          "T-FTM000529",
          "FTM000193"
        ],
        "qualifications": [
          "C2097: qualified",
          "R-V41-001: qualified relationship",
          "R-V41-001: compressed local stages; dates are a research envelope",
          "C1987: qualified",
          "R-V34-001: qualified relationship",
          "R-V34-001: compressed local stages; dates are a research envelope",
          "C2084: qualified",
          "R-V39-001: qualified relationship",
          "R-V39-001: compressed local stages; dates are a research envelope",
          "C1849: qualified",
          "R-V25-004: qualified relationship",
          "R-V25-004: compressed local stages; dates are a research envelope",
          "C2037: qualified",
          "R-V36-001: qualified relationship",
          "R-V36-001: compressed local stages; dates are a research envelope"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "T-FTM000497",
        "anchor": {
          "event_id": "OBS29-C1828-T-FTM000497-807",
          "scope": "Cuthred’s Eythorne grant values the transferred land at 3,000 pence. This contemporary account transaction supports the existing English penny lineage before the 833–839 pound-of-pennies witness.",
          "date": {
            "earliest_year": 805,
            "latest_year": 807,
            "precision": "range",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "805–807"
          },
          "claim_ids": [
            "C1828"
          ],
          "source_ids": [
            "S632",
            "S944"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 807,
        "relationship_ids": [
          "R0368",
          "R0369",
          "R0371"
        ],
        "currency_ids": [
          "T-FTM000497",
          "FTM000191",
          "T-FTM000529",
          "FTM000193"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "ET0731",
            "scope": "territorial_unit_derivation: Jamaica adopted British currency as the basis of its pound system.",
            "date": {
              "earliest_year": 1840,
              "latest_year": 1840,
              "precision": "day",
              "qualifier": "exact",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1840-12-31",
              "iso_date": "1840-12-31"
            },
            "claim_ids": [
              "C944"
            ],
            "source_ids": [
              "S99"
            ],
            "original_track_id": "T-FTM000497"
          },
          "anchor_latest_year": 1840,
          "relationship_ids": [
            "R0368",
            "R0369",
            "R0371"
          ],
          "currency_ids": [
            "T-FTM000497",
            "FTM000191",
            "T-FTM000529",
            "FTM000193"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "ET0764",
            "scope": "Established pound of account represented by the sovereign",
            "date": {
              "earliest_year": 1489,
              "latest_year": 1489,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1489"
            },
            "claim_ids": [
              "C265"
            ],
            "source_ids": [
              "S139"
            ],
            "original_track_id": "T-FTM000497"
          },
          "anchor_latest_year": 1489,
          "relationship_ids": [
            "R0368",
            "R0369",
            "R0371"
          ],
          "currency_ids": [
            "T-FTM000497",
            "FTM000191",
            "T-FTM000529",
            "FTM000193"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "ET0764",
            "scope": "Established pound of account represented by the sovereign",
            "date": {
              "earliest_year": 1489,
              "latest_year": 1489,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1489"
            },
            "claim_ids": [
              "C265"
            ],
            "source_ids": [
              "S139"
            ],
            "original_track_id": "T-FTM000497"
          },
          "anchor_latest_year": 1489,
          "relationship_ids": [
            "R0368",
            "R0369",
            "R0371"
          ],
          "currency_ids": [
            "T-FTM000497",
            "FTM000191",
            "T-FTM000529",
            "FTM000193"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "ET0764",
            "scope": "Established pound of account represented by the sovereign",
            "date": {
              "earliest_year": 1489,
              "latest_year": 1489,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1489"
            },
            "claim_ids": [
              "C265"
            ],
            "source_ids": [
              "S139"
            ],
            "original_track_id": "T-FTM000497"
          },
          "anchor_latest_year": 1489,
          "relationship_ids": [
            "R0368",
            "R0369",
            "R0371"
          ],
          "currency_ids": [
            "T-FTM000497",
            "FTM000191",
            "T-FTM000529",
            "FTM000193"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1100": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "OBS-V19-1",
            "scope": "240-pence pound: observation in a reign, not exact creation date",
            "date": {
              "earliest_year": 1066,
              "latest_year": 1087,
              "precision": "range",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "William I, 1066–1087"
            },
            "claim_ids": [
              "C1024"
            ],
            "source_ids": [
              "S140"
            ],
            "original_track_id": "T-FTM000497",
            "anchor_role": "account_unit_observation"
          },
          "anchor_latest_year": 1087,
          "relationship_ids": [
            "R0368",
            "R0369",
            "R0371"
          ],
          "currency_ids": [
            "T-FTM000497",
            "FTM000191",
            "T-FTM000529",
            "FTM000193"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "800": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "OBS29-C1829-T-FTM000497-796",
            "scope": "Beonna’s Swineshead lease fixes consideration at 1,000 shillings and an annual render of hospitality or thirty sicli; heirs remain liable. This extends qualified early-English account evidence.",
            "date": {
              "earliest_year": 786,
              "latest_year": 796,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "786–796"
            },
            "claim_ids": [
              "C1829"
            ],
            "source_ids": [
              "S942",
              "S943"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 796,
          "relationship_ids": [
            "R0368",
            "R0369",
            "R0371"
          ],
          "currency_ids": [
            "T-FTM000497",
            "FTM000191",
            "T-FTM000529",
            "FTM000193"
          ],
          "qualifications": [
            "C1829: qualified"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "700": {
          "root_currency_id": "T-FTM000560",
          "anchor": {
            "event_id": "OBS-V19-4",
            "scope": "Qualified extension from late-Merovingian deniers; account continuity inferred",
            "date": {
              "earliest_year": 670,
              "latest_year": 675,
              "precision": "range",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "c.670–675"
            },
            "claim_ids": [
              "C1031"
            ],
            "source_ids": [
              "S483"
            ],
            "original_track_id": "T-FTM000560",
            "anchor_role": "account_unit_observation"
          },
          "anchor_latest_year": 675,
          "relationship_ids": [
            "R-V41-001",
            "R0368",
            "R0369",
            "R0371"
          ],
          "currency_ids": [
            "T-FTM000560",
            "T-FTM000497",
            "FTM000191",
            "T-FTM000529",
            "FTM000193"
          ],
          "qualifications": [
            "C2097: qualified",
            "R-V41-001: qualified relationship",
            "R-V41-001: compressed local stages; dates are a research envelope",
            "C1031: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1": {
          "root_currency_id": "CUR-V25-ROMAN-DENARIUS",
          "anchor": {
            "event_id": "OBS33-C1970-CUR-V25-ROMAN-DENARIUS",
            "scope": "Cicero's In Verrem 2.3.214–215 and 225 (70 BCE) reports wheat prices and commutation demands in denarii. The Latin explicitly names the unit. This is a dated literary witness to account denomination, not an original ledger or a currency founding date; the reported transactions precede the text.",
            "date": {
              "earliest_year": -70,
              "latest_year": -70,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "70 BCE (literary witness)"
            },
            "date_role": "literary_witness_not_transaction_date",
            "claim_ids": [
              "C1970"
            ],
            "source_ids": [
              "S1023",
              "S1024"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": -70,
          "relationship_ids": [
            "R-V39-001",
            "R-V34-001",
            "R-V41-001",
            "R0368",
            "R0369",
            "R0371"
          ],
          "currency_ids": [
            "CUR-V25-ROMAN-DENARIUS",
            "CUR-V26-EGYPT-SOLIDUS-NOMISMA",
            "T-FTM000560",
            "T-FTM000497",
            "FTM000191",
            "T-FTM000529",
            "FTM000193"
          ],
          "qualifications": [
            "C2097: qualified",
            "R-V41-001: qualified relationship",
            "R-V41-001: compressed local stages; dates are a research envelope",
            "C1987: qualified",
            "R-V34-001: qualified relationship",
            "R-V34-001: compressed local stages; dates are a research envelope",
            "C2084: qualified",
            "R-V39-001: qualified relationship",
            "R-V39-001: compressed local stages; dates are a research envelope"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "-600": null
      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1500": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1100": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "THB",
      "currency_ids": [
        "FTM000383"
      ],
      "deepest_path": {
        "root_currency_id": "FTM000383",
        "anchor": {
          "event_id": "OBS25-C1261-FTM000383-1536",
          "scope": "The1536 Vat Khema inscription records a six-tical silk purchase, providing a dated monetary-price anchor earlier than the1687–88 embassy observation. Assigning the local Sukhothai-region tical to the broader Thai baht continuity is qualified; the translation establishes a price unit, while exact regional metrological and legal continuity through later centuries remains incomplete. ",
          "date": {
            "earliest_year": 1536,
            "latest_year": 1536,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1536"
          },
          "claim_ids": [
            "C1261"
          ],
          "source_ids": [
            "S614"
          ],
          "anchor_role": "dated_account_payment_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1536,
        "relationship_ids": [],
        "currency_ids": [
          "FTM000383"
        ],
        "qualifications": [
          "C1261: supported_inference"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "FTM000383",
        "anchor": {
          "event_id": "OBS28-C1748-FTM000383-1805",
          "scope": "The Three Seals Code compiled in1805 contains monetary body-price schedules explicitly stated in baht and tamlueng and used to calculate death compensation. Original baht entries provide a legal account-unit anchor for the continuing Thai baht, earlier than the1856 treaty observation. The age of underlying Ayutthaya clauses remains uncertain.",
          "date": {
            "earliest_year": 1805,
            "latest_year": 1805,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1805"
          },
          "claim_ids": [
            "C1748"
          ],
          "source_ids": [
            "S897"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1805,
        "relationship_ids": [],
        "currency_ids": [
          "FTM000383"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": {
          "root_currency_id": "FTM000383",
          "anchor": {
            "event_id": "OBS23-C1196-FTM000383-1856",
            "scope": "The 1856 Anglo-Siamese agreement reckoned duties and fees in ticals and salungs, documenting the earlier baht/tical account unit. 1826 duty is reported retrospectively; 1856 is direct dated observation. Same-unit extension, not tical→baht replacement.",
            "date": {
              "earliest_year": 1856,
              "latest_year": 1856,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1856"
            },
            "claim_ids": [
              "C1196"
            ],
            "source_ids": [
              "S578"
            ],
            "anchor_role": "account_unit_transition",
            "date_is_creation": false
          },
          "anchor_latest_year": 1856,
          "relationship_ids": [],
          "currency_ids": [
            "FTM000383"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "FTM000383",
          "anchor": {
            "event_id": "OBS24-C1214-FTM000383-1688",
            "scope": "La Loubère records tribute obligations in ticals and identifies Baat as the Siamese name for the tical. Association with the continuing baht is qualified across the intervening centuries; alternative names and foreign exchange comparisons create no separate parent.",
            "date": {
              "earliest_year": 1687,
              "latest_year": 1688,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1687–1688"
            },
            "claim_ids": [
              "C1214"
            ],
            "source_ids": [
              "S590"
            ],
            "anchor_role": "account_unit_transition",
            "date_is_creation": false
          },
          "anchor_latest_year": 1688,
          "relationship_ids": [],
          "currency_ids": [
            "FTM000383"
          ],
          "qualifications": [
            "C1214: supported_inference",
            "C1214: indexed evidence"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "FTM000383",
          "anchor": {
            "event_id": "OBS24-C1214-FTM000383-1688",
            "scope": "La Loubère records tribute obligations in ticals and identifies Baat as the Siamese name for the tical. Association with the continuing baht is qualified across the intervening centuries; alternative names and foreign exchange comparisons create no separate parent.",
            "date": {
              "earliest_year": 1687,
              "latest_year": 1688,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1687–1688"
            },
            "claim_ids": [
              "C1214"
            ],
            "source_ids": [
              "S590"
            ],
            "anchor_role": "account_unit_transition",
            "date_is_creation": false
          },
          "anchor_latest_year": 1688,
          "relationship_ids": [],
          "currency_ids": [
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          "scope": "The Athenian treasury account records principal and interest in talents,drachmas and obol fractions. Detailed disbursements cover 426/5–423/2 BCE, with a retrospective summary for 433/2–427/6.",
          "date": {
            "earliest_year": -426,
            "latest_year": -425,
            "precision": "range",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "-426–-425"
          },
          "claim_ids": [
            "C1377"
          ],
          "source_ids": [
            "S689"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": -425,
        "relationship_ids": [
          "R-V36-001",
          "R-V25-004",
          "R-V39-001",
          "R-V34-001",
          "R-V41-001",
          "R0361",
          "R0362"
        ],
        "currency_ids": [
          "CUR-V26-ATHENIAN-DRACHMA",
          "CUR-V25-EGYPT-DRACHMA",
          "CUR-V25-ROMAN-DENARIUS",
          "CUR-V26-EGYPT-SOLIDUS-NOMISMA",
          "T-FTM000560",
          "T-FTM000497",
          "FTM000187",
          "FTM000188"
        ],
        "qualifications": [
          "C2097: qualified",
          "R-V41-001: qualified relationship",
          "R-V41-001: compressed local stages; dates are a research envelope",
          "C1987: qualified",
          "R-V34-001: qualified relationship",
          "R-V34-001: compressed local stages; dates are a research envelope",
          "C2084: qualified",
          "R-V39-001: qualified relationship",
          "R-V39-001: compressed local stages; dates are a research envelope",
          "C1849: qualified",
          "R-V25-004: qualified relationship",
          "R-V25-004: compressed local stages; dates are a research envelope",
          "C2037: qualified",
          "R-V36-001: qualified relationship",
          "R-V36-001: compressed local stages; dates are a research envelope"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "T-FTM000497",
        "anchor": {
          "event_id": "OBS29-C1828-T-FTM000497-807",
          "scope": "Cuthred’s Eythorne grant values the transferred land at 3,000 pence. This contemporary account transaction supports the existing English penny lineage before the 833–839 pound-of-pennies witness.",
          "date": {
            "earliest_year": 805,
            "latest_year": 807,
            "precision": "range",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "805–807"
          },
          "claim_ids": [
            "C1828"
          ],
          "source_ids": [
            "S632",
            "S944"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 807,
        "relationship_ids": [
          "R0361",
          "R0362"
        ],
        "currency_ids": [
          "T-FTM000497",
          "FTM000187",
          "FTM000188"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "ET0731",
            "scope": "territorial_unit_derivation: Jamaica adopted British currency as the basis of its pound system.",
            "date": {
              "earliest_year": 1840,
              "latest_year": 1840,
              "precision": "day",
              "qualifier": "exact",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1840-12-31",
              "iso_date": "1840-12-31"
            },
            "claim_ids": [
              "C944"
            ],
            "source_ids": [
              "S99"
            ],
            "original_track_id": "T-FTM000497"
          },
          "anchor_latest_year": 1840,
          "relationship_ids": [
            "R0361",
            "R0362"
          ],
          "currency_ids": [
            "T-FTM000497",
            "FTM000187",
            "FTM000188"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "ET0764",
            "scope": "Established pound of account represented by the sovereign",
            "date": {
              "earliest_year": 1489,
              "latest_year": 1489,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1489"
            },
            "claim_ids": [
              "C265"
            ],
            "source_ids": [
              "S139"
            ],
            "original_track_id": "T-FTM000497"
          },
          "anchor_latest_year": 1489,
          "relationship_ids": [
            "R0361",
            "R0362"
          ],
          "currency_ids": [
            "T-FTM000497",
            "FTM000187",
            "FTM000188"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "ET0764",
            "scope": "Established pound of account represented by the sovereign",
            "date": {
              "earliest_year": 1489,
              "latest_year": 1489,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1489"
            },
            "claim_ids": [
              "C265"
            ],
            "source_ids": [
              "S139"
            ],
            "original_track_id": "T-FTM000497"
          },
          "anchor_latest_year": 1489,
          "relationship_ids": [
            "R0361",
            "R0362"
          ],
          "currency_ids": [
            "T-FTM000497",
            "FTM000187",
            "FTM000188"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "ET0764",
            "scope": "Established pound of account represented by the sovereign",
            "date": {
              "earliest_year": 1489,
              "latest_year": 1489,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1489"
            },
            "claim_ids": [
              "C265"
            ],
            "source_ids": [
              "S139"
            ],
            "original_track_id": "T-FTM000497"
          },
          "anchor_latest_year": 1489,
          "relationship_ids": [
            "R0361",
            "R0362"
          ],
          "currency_ids": [
            "T-FTM000497",
            "FTM000187",
            "FTM000188"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1100": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "OBS-V19-1",
            "scope": "240-pence pound: observation in a reign, not exact creation date",
            "date": {
              "earliest_year": 1066,
              "latest_year": 1087,
              "precision": "range",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "William I, 1066–1087"
            },
            "claim_ids": [
              "C1024"
            ],
            "source_ids": [
              "S140"
            ],
            "original_track_id": "T-FTM000497",
            "anchor_role": "account_unit_observation"
          },
          "anchor_latest_year": 1087,
          "relationship_ids": [
            "R0361",
            "R0362"
          ],
          "currency_ids": [
            "T-FTM000497",
            "FTM000187",
            "FTM000188"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "800": {
          "root_currency_id": "T-FTM000497",
          "anchor": {
            "event_id": "OBS29-C1829-T-FTM000497-796",
            "scope": "Beonna’s Swineshead lease fixes consideration at 1,000 shillings and an annual render of hospitality or thirty sicli; heirs remain liable. This extends qualified early-English account evidence.",
            "date": {
              "earliest_year": 786,
              "latest_year": 796,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "786–796"
            },
            "claim_ids": [
              "C1829"
            ],
            "source_ids": [
              "S942",
              "S943"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 796,
          "relationship_ids": [
            "R0361",
            "R0362"
          ],
          "currency_ids": [
            "T-FTM000497",
            "FTM000187",
            "FTM000188"
          ],
          "qualifications": [
            "C1829: qualified"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "700": {
          "root_currency_id": "T-FTM000560",
          "anchor": {
            "event_id": "OBS-V19-4",
            "scope": "Qualified extension from late-Merovingian deniers; account continuity inferred",
            "date": {
              "earliest_year": 670,
              "latest_year": 675,
              "precision": "range",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "c.670–675"
            },
            "claim_ids": [
              "C1031"
            ],
            "source_ids": [
              "S483"
            ],
            "original_track_id": "T-FTM000560",
            "anchor_role": "account_unit_observation"
          },
          "anchor_latest_year": 675,
          "relationship_ids": [
            "R-V41-001",
            "R0361",
            "R0362"
          ],
          "currency_ids": [
            "T-FTM000560",
            "T-FTM000497",
            "FTM000187",
            "FTM000188"
          ],
          "qualifications": [
            "C2097: qualified",
            "R-V41-001: qualified relationship",
            "R-V41-001: compressed local stages; dates are a research envelope",
            "C1031: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1": {
          "root_currency_id": "CUR-V25-ROMAN-DENARIUS",
          "anchor": {
            "event_id": "OBS33-C1970-CUR-V25-ROMAN-DENARIUS",
            "scope": "Cicero's In Verrem 2.3.214–215 and 225 (70 BCE) reports wheat prices and commutation demands in denarii. The Latin explicitly names the unit. This is a dated literary witness to account denomination, not an original ledger or a currency founding date; the reported transactions precede the text.",
            "date": {
              "earliest_year": -70,
              "latest_year": -70,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "70 BCE (literary witness)"
            },
            "date_role": "literary_witness_not_transaction_date",
            "claim_ids": [
              "C1970"
            ],
            "source_ids": [
              "S1023",
              "S1024"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": -70,
          "relationship_ids": [
            "R-V39-001",
            "R-V34-001",
            "R-V41-001",
            "R0361",
            "R0362"
          ],
          "currency_ids": [
            "CUR-V25-ROMAN-DENARIUS",
            "CUR-V26-EGYPT-SOLIDUS-NOMISMA",
            "T-FTM000560",
            "T-FTM000497",
            "FTM000187",
            "FTM000188"
          ],
          "qualifications": [
            "C2097: qualified",
            "R-V41-001: qualified relationship",
            "R-V41-001: compressed local stages; dates are a research envelope",
            "C1987: qualified",
            "R-V34-001: qualified relationship",
            "R-V34-001: compressed local stages; dates are a research envelope",
            "C2084: qualified",
            "R-V39-001: qualified relationship",
            "R-V39-001: compressed local stages; dates are a research envelope"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "-600": null
      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1500": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1100": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "TRY",
      "currency_ids": [
        "FTM000374"
      ],
      "deepest_path": {
        "root_currency_id": "FTM000374",
        "anchor": {
          "event_id": "OBS30-C1878-FTM000374-1400",
          "scope": "The 1400 supplement to Murad I’s Bursa Kaplıca foundation deed assigns daily stipends expressed by its scholarly editor in akçe:12 to the teacher,1 per student and 2 to the elementary-school teacher. These are specified obligations, not merely circulating coins. The edition distinguishes this supplement from the 1385 deed. Association with the modern Ottoman/Turkish profile remains qualified.",
          "date": {
            "earliest_year": 1400,
            "latest_year": 1400,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1400"
          },
          "claim_ids": [
            "C1878"
          ],
          "source_ids": [
            "S984"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false,
          "identity_association_status": "qualified"
        },
        "anchor_latest_year": 1400,
        "relationship_ids": [],
        "currency_ids": [
          "FTM000374"
        ],
        "qualifications": [
          "C1878: supported_inference",
          "OBS30-C1878-FTM000374-1400: qualified identity association"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "FTM000374",
        "anchor": {
          "event_id": "OBS30-C1882-FTM000374-1833",
          "scope": "Serbian local groš accounting differentiated from Ottoman reckoning in 1833 under separately regulated fiscal and commercial valuations. Its tax and market conventions remain scales within one regional identity.",
          "date": {
            "earliest_year": 1833,
            "latest_year": 1833,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1833"
          },
          "claim_ids": [
            "C1882"
          ],
          "source_ids": [
            "S983"
          ],
          "anchor_role": "account_unit_transition",
          "date_is_creation": false
        },
        "anchor_latest_year": 1833,
        "relationship_ids": [],
        "currency_ids": [
          "FTM000374"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": {
          "root_currency_id": "FTM000374",
          "anchor": {
            "event_id": "OBS30-C1870-FTM000374-1844",
            "scope": "Silver kuruş and gold lira were legal tender, convertible at 100:1. Kuruş continued in daily accounting after later standard changes. Pamuk explicitly states that the 100 kuruş/lira currency unit was retained in the Republic.",
            "date": {
              "earliest_year": 1844,
              "latest_year": 1844,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1844"
            },
            "claim_ids": [
              "C1870"
            ],
            "source_ids": [
              "S557",
              "S979"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1844,
          "relationship_ids": [],
          "currency_ids": [
            "FTM000374"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "FTM000374",
          "anchor": {
            "event_id": "OBS23-C1187-FTM000374-1750",
            "scope": "By the mid-eighteenth century, Ottoman prices and state obligations were expressed in kuruş. Its association with the continuing lira profile is qualified through the retained kuruş–lira accounting structure; circa 1750 is an observation, not a birth date.",
            "date": {
              "earliest_year": 1750,
              "latest_year": 1750,
              "precision": "approximate_year",
              "qualifier": "circa",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "c.1750 (mid-eighteenth century)"
            },
            "claim_ids": [
              "C1187"
            ],
            "source_ids": [
              "S557"
            ],
            "anchor_role": "account_unit_transition",
            "date_is_creation": false
          },
          "anchor_latest_year": 1750,
          "relationship_ids": [],
          "currency_ids": [
            "FTM000374"
          ],
          "qualifications": [
            "C1187: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "FTM000374",
          "anchor": {
            "event_id": "OBS24-C1206-FTM000374-1690",
            "scope": "Domestically managed Ottoman esedi/kuruş accounting developed from the Dutch esedi trade-unit convention. This qualified regional transition compresses local stages; it does not assert universal redemption of Dutch coins or obligations. Only this local transition is asserted; other inputs and earlier stages may remain untraced.",
            "date": {
              "earliest_year": 1690,
              "latest_year": 1690,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1690"
            },
            "claim_ids": [
              "C1206"
            ],
            "source_ids": [
              "S601",
              "S599",
              "S557"
            ],
            "anchor_role": "account_unit_transition",
            "date_is_creation": false
          },
          "anchor_latest_year": 1690,
          "relationship_ids": [],
          "currency_ids": [
            "FTM000374"
          ],
          "qualifications": [
            "C1206: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": {
          "root_currency_id": "FTM000374",
          "anchor": {
            "event_id": "OBS25-C1282-FTM000374-1432",
            "scope": "Under the project policy that rescaling and subdivision changes do not create currencies, the retained akçe account scale supports a qualified continuation within the Ottoman kuruş/lira profile. Extend the profile to 1431–1432 fiscal evidence; do not create a denomination-only akçe predecessor node.",
            "date": {
              "earliest_year": 1431,
              "latest_year": 1432,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1431–1432"
            },
            "claim_ids": [
              "C1282"
            ],
            "source_ids": [
              "S636",
              "S637",
              "S557"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1432,
          "relationship_ids": [],
          "currency_ids": [
            "FTM000374"
          ],
          "qualifications": [
            "C1282: supported_inference"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1100": null,
        "800": null,
        "700": null,
        "1": null,
        "-600": null
      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1500": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1100": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "TTD",
      "currency_ids": [
        "T-FTM000516"
      ],
      "deepest_path": {
        "root_currency_id": "CUR-V31-LEONESE-SILVER-SOLIDUS",
        "anchor": {
          "event_id": "OBS31-C1891-CUR-V31-LEONESE-SILVER-SOLIDUS-894",
          "scope": "León charter prices an enclosure and two houses at four silver solidi.",
          "date": {
            "earliest_year": 894,
            "latest_year": 894,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "894"
          },
          "claim_ids": [
            "C1891"
          ],
          "source_ids": [
            "S993"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 894,
        "relationship_ids": [
          "R-V34-007",
          "R-V44-005",
          "R-V27-024",
          "R0055"
        ],
        "currency_ids": [
          "CUR-V31-LEONESE-SILVER-SOLIDUS",
          "T-FTM000621",
          "T-FTM000476",
          "T-FTM000515",
          "T-FTM000516"
        ],
        "qualifications": [
          "C1682: indexed evidence",
          "C2112: supported_inference",
          "R-V44-005: qualified relationship",
          "R-V44-005: compressed local stages; dates are a research envelope",
          "C1993: qualified",
          "R-V34-007: qualified relationship",
          "R-V34-007: compressed local stages; dates are a research envelope"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "T-FTM000515",
        "anchor": {
          "event_id": "OBS27-C1516-T-FTM000515-1946",
          "scope": "The British West Indian dollar already existed as a principal unit before the regional currency-board reforms; the1946conference proposed retaining it as chief unit.",
          "date": {
            "earliest_year": 1946,
            "latest_year": 1946,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1946"
          },
          "claim_ids": [
            "C1516"
          ],
          "source_ids": [
            "S848"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1946,
        "relationship_ids": [
          "R0055"
        ],
        "currency_ids": [
          "T-FTM000515",
          "T-FTM000516"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": {
          "root_currency_id": "T-FTM000515",
          "anchor": {
            "event_id": "OBS27-C1506-T-FTM000515-1838",
            "scope": "The inherited regional dollar account unit retained its identity under the1838sterling rating.",
            "date": {
              "earliest_year": 1838,
              "latest_year": 1838,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1838"
            },
            "claim_ids": [
              "C1506"
            ],
            "source_ids": [
              "S830"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1838,
          "relationship_ids": [
            "R0055"
          ],
          "currency_ids": [
            "T-FTM000515",
            "T-FTM000516"
          ],
          "qualifications": [
            "C1506: indexed evidence"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "T-FTM000476",
          "anchor": {
            "event_id": "ET0740",
            "scope": "denomination_derivation: The Spanish dollar or piece of eight represented eight reales.",
            "date": {
              "earliest_year": 1600,
              "latest_year": 1799,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1600–1799"
            },
            "claim_ids": [
              "C953"
            ],
            "source_ids": [
              "S99"
            ],
            "original_track_id": "T-FTM000475"
          },
          "anchor_latest_year": 1799,
          "relationship_ids": [
            "R-V27-024",
            "R0055"
          ],
          "currency_ids": [
            "T-FTM000476",
            "T-FTM000515",
            "T-FTM000516"
          ],
          "qualifications": [
            "C1682: indexed evidence"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "T-FTM000476",
          "anchor": {
            "event_id": "ET0765",
            "scope": "Real attested in the 1497 monetary tariff",
            "date": {
              "earliest_year": 1497,
              "latest_year": 1497,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1497"
            },
            "claim_ids": [
              "C336"
            ],
            "source_ids": [
              "S171"
            ],
            "original_track_id": "T-FTM000475"
          },
          "anchor_latest_year": 1497,
          "relationship_ids": [
            "R-V27-024",
            "R0055"
          ],
          "currency_ids": [
            "T-FTM000476",
            "T-FTM000515",
            "T-FTM000516"
          ],
          "qualifications": [
            "C1682: indexed evidence"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": {
          "root_currency_id": "T-FTM000476",
          "anchor": {
            "event_id": "ET0765",
            "scope": "Real attested in the 1497 monetary tariff",
            "date": {
              "earliest_year": 1497,
              "latest_year": 1497,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1497"
            },
            "claim_ids": [
              "C336"
            ],
            "source_ids": [
              "S171"
            ],
            "original_track_id": "T-FTM000475"
          },
          "anchor_latest_year": 1497,
          "relationship_ids": [
            "R-V27-024",
            "R0055"
          ],
          "currency_ids": [
            "T-FTM000476",
            "T-FTM000515",
            "T-FTM000516"
          ],
          "qualifications": [
            "C1682: indexed evidence"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1100": {
          "root_currency_id": "CUR-V31-LEONESE-SILVER-SOLIDUS",
          "anchor": {
            "event_id": "OBS31-C1891-CUR-V31-LEONESE-SILVER-SOLIDUS-894",
            "scope": "León charter prices an enclosure and two houses at four silver solidi.",
            "date": {
              "earliest_year": 894,
              "latest_year": 894,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "894"
            },
            "claim_ids": [
              "C1891"
            ],
            "source_ids": [
              "S993"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 894,
          "relationship_ids": [
            "R-V34-007",
            "R-V44-005",
            "R-V27-024",
            "R0055"
          ],
          "currency_ids": [
            "CUR-V31-LEONESE-SILVER-SOLIDUS",
            "T-FTM000621",
            "T-FTM000476",
            "T-FTM000515",
            "T-FTM000516"
          ],
          "qualifications": [
            "C1682: indexed evidence",
            "C2112: supported_inference",
            "R-V44-005: qualified relationship",
            "R-V44-005: compressed local stages; dates are a research envelope",
            "C1993: qualified",
            "R-V34-007: qualified relationship",
            "R-V34-007: compressed local stages; dates are a research envelope"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "800": null,
        "700": null,
        "1": null,
        "-600": null
      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1500": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1100": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "TWD",
      "currency_ids": [
        "T-FTM000462"
      ],
      "deepest_path": {
        "root_currency_id": "T-FTM000410",
        "anchor": {
          "event_id": "OBS25-C1263-T-FTM000410-1599",
          "scope": "Later16th-century Koshu gold used ryo/bu/shu units that the Bank of Japan identifies as continuing into Edo gold reckoning. Regional-to-general continuity is explicit but the observed evidence is denomination and large-transaction use, less direct than a surviving dated account. Optional earlier anchor; retain17th-century firm observation independently. ",
          "date": {
            "earliest_year": 1550,
            "latest_year": 1599,
            "precision": "half-century",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1550–1599"
          },
          "claim_ids": [
            "C1263"
          ],
          "source_ids": [
            "S06"
          ],
          "anchor_role": "earlier_same_unit_usage",
          "date_is_creation": false
        },
        "anchor_latest_year": 1599,
        "relationship_ids": [
          "R0011",
          "R-V22-039"
        ],
        "currency_ids": [
          "T-FTM000410",
          "T-FTM000117",
          "T-FTM000462"
        ],
        "qualifications": [
          "C1263: supported_inference"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "T-FTM000410",
        "anchor": {
          "event_id": "OBS25-C1262-T-FTM000410-1699",
          "scope": "The17th-century Japanese monetary system reckoned gold values in ryo, independently from silver monme and copper mon.  ",
          "date": {
            "earliest_year": 1600,
            "latest_year": 1699,
            "precision": "century",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1600–1699"
          },
          "claim_ids": [
            "C1262"
          ],
          "source_ids": [
            "S06"
          ],
          "anchor_role": "dated_account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1699,
        "relationship_ids": [
          "R0011",
          "R-V22-039"
        ],
        "currency_ids": [
          "T-FTM000410",
          "T-FTM000117",
          "T-FTM000462"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": {
          "root_currency_id": "T-FTM000117",
          "anchor": {
            "event_id": "ET0007",
            "scope": "yen authorization",
            "date": {
              "earliest_year": 1871,
              "latest_year": 1871,
              "precision": "year",
              "qualifier": "exact",
              "calendar": "CE, historical year numbering; no year zero",
              "original_text": "1871"
            },
            "claim_ids": [
              "C02"
            ],
            "source_ids": [
              "S05"
            ],
            "original_track_id": "T-FTM000117"
          },
          "anchor_latest_year": 1871,
          "relationship_ids": [
            "R-V22-039"
          ],
          "currency_ids": [
            "T-FTM000117",
            "T-FTM000462"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "T-FTM000410",
          "anchor": {
            "event_id": "OBS25-C1262-T-FTM000410-1699",
            "scope": "The17th-century Japanese monetary system reckoned gold values in ryo, independently from silver monme and copper mon.  ",
            "date": {
              "earliest_year": 1600,
              "latest_year": 1699,
              "precision": "century",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1600–1699"
            },
            "claim_ids": [
              "C1262"
            ],
            "source_ids": [
              "S06"
            ],
            "anchor_role": "dated_account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1699,
          "relationship_ids": [
            "R0011",
            "R-V22-039"
          ],
          "currency_ids": [
            "T-FTM000410",
            "T-FTM000117",
            "T-FTM000462"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "T-FTM000410",
          "anchor": {
            "event_id": "OBS25-C1262-T-FTM000410-1699",
            "scope": "The17th-century Japanese monetary system reckoned gold values in ryo, independently from silver monme and copper mon.  ",
            "date": {
              "earliest_year": 1600,
              "latest_year": 1699,
              "precision": "century",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1600–1699"
            },
            "claim_ids": [
              "C1262"
            ],
            "source_ids": [
              "S06"
            ],
            "anchor_role": "dated_account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1699,
          "relationship_ids": [
            "R0011",
            "R-V22-039"
          ],
          "currency_ids": [
            "T-FTM000410",
            "T-FTM000117",
            "T-FTM000462"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": null,
        "1100": null,
        "800": null,
        "700": null,
        "1": null,
        "-600": null
      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1500": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1100": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "TZS",
      "currency_ids": [
        "FTM000236"
      ],
      "deepest_path": {
        "root_currency_id": "CUR-V35-MUGHAL-RUPEE",
        "anchor": {
          "event_id": "OBS35-C2003-CUR-V35-MUGHAL-RUPEE-1599",
          "scope": "The Ain-i-Akbari sets the rupee’s salary rating at 40 dams and identifies Sher Khan’s rupee as the antecedent of Akbar’s issue. The 1590s date bounds this textual witness, not the currency’s origin.",
          "date": {
            "earliest_year": 1590,
            "latest_year": 1599,
            "precision": "range",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1590s textual witness; approximate composition period"
          },
          "claim_ids": [
            "C2003"
          ],
          "source_ids": [
            "S1041",
            "S1043"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1599,
        "relationship_ids": [
          "R-V35-001",
          "R-V22-051",
          "R-V37-002",
          "R-V37-003",
          "R0150"
        ],
        "currency_ids": [
          "CUR-V35-MUGHAL-RUPEE",
          "CUR-V22-CALCUTTA-SICCA",
          "FTM000285",
          "CUR-V37-GERMAN-EA-RUPEE",
          "FTM000233",
          "FTM000236"
        ],
        "qualifications": [
          "C2074: qualified",
          "R-V37-003: qualified relationship",
          "C2073: qualified",
          "R-V37-002: qualified relationship",
          "R-V37-002: compressed local stages; dates are a research envelope",
          "C2010: qualified",
          "R-V35-001: qualified relationship",
          "R-V35-001: compressed local stages; dates are a research envelope"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "CUR-V28-PATNA-SANWAT",
        "anchor": {
          "event_id": "OBS28-C1742-CUR-V28-PATNA-SANWAT-1775",
          "scope": "A1775 land grant denominated rent in Sanwat Azeemabadee rupees, separately valued from sicca.",
          "date": {
            "earliest_year": 1775,
            "latest_year": 1775,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1775"
          },
          "claim_ids": [
            "C1742"
          ],
          "source_ids": [
            "S910"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1775,
        "relationship_ids": [
          "R-V28-001",
          "R-V22-051",
          "R0152",
          "R0153",
          "R0150"
        ],
        "currency_ids": [
          "CUR-V28-PATNA-SANWAT",
          "CUR-V22-CALCUTTA-SICCA",
          "FTM000285",
          "T-FTM000776",
          "FTM000233",
          "FTM000236"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": {
          "root_currency_id": "FTM000285",
          "anchor": {
            "event_id": "ET0392",
            "scope": "19 May 1898 order, recited in 1905; not first Indian rupee",
            "date": {
              "earliest_year": 1898,
              "latest_year": 1898,
              "precision": "day",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "19 May 1898 order, recited in 1905; not first Indian rupee",
              "iso_date": "1898-05-19"
            },
            "claim_ids": [
              "C602"
            ],
            "source_ids": [
              "S334"
            ],
            "original_track_id": "FTM000284"
          },
          "anchor_latest_year": 1898,
          "relationship_ids": [
            "R0152",
            "R0153",
            "R0150"
          ],
          "currency_ids": [
            "FTM000285",
            "T-FTM000776",
            "FTM000233",
            "FTM000236"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "CUR-V22-CALCUTTA-SICCA",
          "anchor": {
            "event_id": "OBS28-C1761-CUR-V22-CALCUTTA-SICCA-1793",
            "scope": "Regulation XXXV required sicca-denominated new contracts and revenue payments, as quoted by the Privy Council.",
            "date": {
              "earliest_year": 1793,
              "latest_year": 1793,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1793"
            },
            "claim_ids": [
              "C1761"
            ],
            "source_ids": [
              "S910"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1793,
          "relationship_ids": [
            "R-V22-051",
            "R0152",
            "R0153",
            "R0150"
          ],
          "currency_ids": [
            "CUR-V22-CALCUTTA-SICCA",
            "FTM000285",
            "T-FTM000776",
            "FTM000233",
            "FTM000236"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "CUR-V37-MADRAS-PAGODA",
          "anchor": {
            "event_id": "OBS37-C2041-CUR-V37-MADRAS-PAGODA-1643",
            "scope": "Accounts through June 1643 total 9,250 new pagodas for expenses. This establishes local pagoda accounting; its association with the later Star-pagoda profile remains qualified.",
            "date": {
              "earliest_year": 1643,
              "latest_year": 1643,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1643"
            },
            "claim_ids": [
              "C2041"
            ],
            "source_ids": [
              "S1068"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false,
            "identity_association_status": "qualified"
          },
          "anchor_latest_year": 1643,
          "relationship_ids": [
            "R-V37-001",
            "R-V37-002",
            "R-V37-003",
            "R0150"
          ],
          "currency_ids": [
            "CUR-V37-MADRAS-PAGODA",
            "FTM000285",
            "CUR-V37-GERMAN-EA-RUPEE",
            "FTM000233",
            "FTM000236"
          ],
          "qualifications": [
            "C2074: qualified",
            "R-V37-003: qualified relationship",
            "C2073: qualified",
            "R-V37-002: qualified relationship",
            "R-V37-002: compressed local stages; dates are a research envelope",
            "C2072: qualified",
            "R-V37-001: qualified relationship",
            "R-V37-001: compressed local stages; dates are a research envelope",
            "C2041: qualified",
            "OBS37-C2041-CUR-V37-MADRAS-PAGODA-1643: qualified identity association"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": null,
        "1100": null,
        "800": null,
        "700": null,
        "1": null,
        "-600": null
      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1500": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
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      "threshold_paths": {
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            "date": {
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              "latest_year": 1538,
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            "claim_ids": [
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            "FTM000349",
            "FTM000365",
            "FTM000366"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "FTM000349",
          "anchor": {
            "event_id": "OBS28-C1751-FTM000346-1538",
            "scope": "Glinskaya’s reform standardized the inherited monetary system; the ruble was an account quantity of 100 kopecks. Efimov traces this system into Peter’s reign.",
            "date": {
              "earliest_year": 1535,
              "latest_year": 1538,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1535–1538"
            },
            "claim_ids": [
              "C1751"
            ],
            "source_ids": [
              "S903",
              "S902"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 1538,
          "relationship_ids": [
            "R-V27-010",
            "R-V22-006"
          ],
          "currency_ids": [
            "FTM000349",
            "FTM000365",
            "FTM000366"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": {
          "root_currency_id": "FTM000349",
          "anchor": {
            "event_id": "OBS28-C1750-FTM000346-1497",
            "scope": "The Sudebnik measures litigation and judicial fees in rubles; article 30 names Moscow rubles. This establishes a local account unit before coinage of a ruble denomination. Its pre-unification association with the continuing Muscovite/Imperial profile remains qualified. Association with the later continuous currency identity remains qualified.",
            "date": {
              "earliest_year": 1497,
              "latest_year": 1497,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1497"
            },
            "claim_ids": [
              "C1750"
            ],
            "source_ids": [
              "S901"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false,
            "identity_association_status": "qualified"
          },
          "anchor_latest_year": 1497,
          "relationship_ids": [
            "R-V27-010",
            "R-V22-006"
          ],
          "currency_ids": [
            "FTM000349",
            "FTM000365",
            "FTM000366"
          ],
          "qualifications": [
            "C1750: supported_inference",
            "OBS28-C1750-FTM000346-1497: qualified identity association"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1100": null,
        "800": null,
        "700": null,
        "1": null,
        "-600": null
      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1500": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1100": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "VES",
      "currency_ids": [
        "FTM000098"
      ],
      "deepest_path": {
        "root_currency_id": "FTM000094",
        "anchor": {
          "event_id": "OBS25-C1277-FTM000094-1871",
          "scope": "The 11 May 1871 reform established the venezolano, with conversion of public and private accounts required from 1 January 1872. Earlier account-unit observation than the existing 1879 replacement anchor; exact primary decree still sought.",
          "date": {
            "earliest_year": 1871,
            "latest_year": 1871,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1871"
          },
          "claim_ids": [
            "C1277"
          ],
          "source_ids": [
            "S544"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1871,
        "relationship_ids": [
          "R-V22-040"
        ],
        "currency_ids": [
          "FTM000094",
          "FTM000098"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "FTM000094",
        "anchor": {
          "event_id": "OBS25-C1277-FTM000094-1871",
          "scope": "The 11 May 1871 reform established the venezolano, with conversion of public and private accounts required from 1 January 1872. Earlier account-unit observation than the existing 1879 replacement anchor; exact primary decree still sought.",
          "date": {
            "earliest_year": 1871,
            "latest_year": 1871,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1871"
          },
          "claim_ids": [
            "C1277"
          ],
          "source_ids": [
            "S544"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 1871,
        "relationship_ids": [
          "R-V22-040"
        ],
        "currency_ids": [
          "FTM000094",
          "FTM000098"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": {
          "root_currency_id": "FTM000098",
          "anchor": {
            "event_id": "OBS22-C1142-FTM000098",
            "scope": "Venezuela’s 1879 reform established the bolívar as monetary unit after the venezolano introduced in 1871. Later bolívar scales remain within the modern profile. Only this local transition is asserted; other inputs and earlier stages may remain untraced.",
            "date": {
              "earliest_year": 1879,
              "latest_year": 1879,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1879"
            },
            "claim_ids": [
              "C1142"
            ],
            "source_ids": [
              "S544"
            ],
            "anchor_role": "account_unit_transition",
            "date_is_creation": false
          },
          "anchor_latest_year": 1879,
          "relationship_ids": [],
          "currency_ids": [
            "FTM000098"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
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        "-600": null
      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1700": {
          "strict_ancestry": false,
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          "including_optional_references": false
        },
        "1500": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1100": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
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      "code": "VND",
      "currency_ids": [
        "FTM000140"
      ],
      "deepest_path": {
        "root_currency_id": "CUR-V31-LEONESE-SILVER-SOLIDUS",
        "anchor": {
          "event_id": "OBS31-C1891-CUR-V31-LEONESE-SILVER-SOLIDUS-894",
          "scope": "León charter prices an enclosure and two houses at four silver solidi.",
          "date": {
            "earliest_year": 894,
            "latest_year": 894,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "894"
          },
          "claim_ids": [
            "C1891"
          ],
          "source_ids": [
            "S993"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": 894,
        "relationship_ids": [
          "R-V34-007",
          "R-V44-005",
          "R0033",
          "R-V27-043",
          "R-V27-039",
          "R-V22-050"
        ],
        "currency_ids": [
          "CUR-V31-LEONESE-SILVER-SOLIDUS",
          "T-FTM000621",
          "T-FTM000476",
          "T-FTM000478",
          "FTM000138",
          "CUR-V22-SOUTH-VIETNAM-DONG",
          "FTM000140"
        ],
        "qualifications": [
          "C1181: supported_inference",
          "R0033: qualified relationship",
          "C2112: supported_inference",
          "R-V44-005: qualified relationship",
          "R-V44-005: compressed local stages; dates are a research envelope",
          "C1993: qualified",
          "R-V34-007: qualified relationship",
          "R-V34-007: compressed local stages; dates are a research envelope"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "T-FTM000478",
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          "event_id": "OBS23-C1202-T-FTM000478-1822",
          "scope": "Independent Mexico issued compulsory peso-denominated paper in December 1822 while continuing real-denominated coinage.",
          "date": {
            "earliest_year": 1822,
            "latest_year": 1822,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1822"
          },
          "claim_ids": [
            "C1202"
          ],
          "source_ids": [
            "S67"
          ],
          "anchor_role": "account_unit_transition",
          "date_is_creation": false
        },
        "anchor_latest_year": 1822,
        "relationship_ids": [
          "R-V27-043",
          "R-V27-039",
          "R-V22-050"
        ],
        "currency_ids": [
          "T-FTM000478",
          "FTM000138",
          "CUR-V22-SOUTH-VIETNAM-DONG",
          "FTM000140"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
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          "root_currency_id": "FTM000138",
          "anchor": {
            "event_id": "OBS27-C1701-FTM000138-1887",
            "scope": "The Indochinese piastre developed from local Mexican-dollar/piastre reckoning after unsuccessful franc introductions. Conant describes acceptance of the piastre unit and local fractional issues followed by1885piastre coinage; the colonial common currency retained Mexican-dollar parity. This is regional account-unit adoption, not descent inferred only from a metal standard.",
            "date": {
              "earliest_year": 1878,
              "latest_year": 1887,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1878–1887"
            },
            "claim_ids": [
              "C1701"
            ],
            "source_ids": [
              "S869",
              "S870"
            ],
            "anchor_role": "account_unit_transition",
            "date_is_creation": false
          },
          "anchor_latest_year": 1887,
          "relationship_ids": [
            "R-V27-039",
            "R-V22-050"
          ],
          "currency_ids": [
            "FTM000138",
            "CUR-V22-SOUTH-VIETNAM-DONG",
            "FTM000140"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "T-FTM000476",
          "anchor": {
            "event_id": "ET0740",
            "scope": "denomination_derivation: The Spanish dollar or piece of eight represented eight reales.",
            "date": {
              "earliest_year": 1600,
              "latest_year": 1799,
              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1600–1799"
            },
            "claim_ids": [
              "C953"
            ],
            "source_ids": [
              "S99"
            ],
            "original_track_id": "T-FTM000475"
          },
          "anchor_latest_year": 1799,
          "relationship_ids": [
            "R0033",
            "R-V27-043",
            "R-V27-039",
            "R-V22-050"
          ],
          "currency_ids": [
            "T-FTM000476",
            "T-FTM000478",
            "FTM000138",
            "CUR-V22-SOUTH-VIETNAM-DONG",
            "FTM000140"
          ],
          "qualifications": [
            "C1181: supported_inference",
            "R0033: qualified relationship"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "T-FTM000476",
          "anchor": {
            "event_id": "ET0765",
            "scope": "Real attested in the 1497 monetary tariff",
            "date": {
              "earliest_year": 1497,
              "latest_year": 1497,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1497"
            },
            "claim_ids": [
              "C336"
            ],
            "source_ids": [
              "S171"
            ],
            "original_track_id": "T-FTM000475"
          },
          "anchor_latest_year": 1497,
          "relationship_ids": [
            "R0033",
            "R-V27-043",
            "R-V27-039",
            "R-V22-050"
          ],
          "currency_ids": [
            "T-FTM000476",
            "T-FTM000478",
            "FTM000138",
            "CUR-V22-SOUTH-VIETNAM-DONG",
            "FTM000140"
          ],
          "qualifications": [
            "C1181: supported_inference",
            "R0033: qualified relationship"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1500": {
          "root_currency_id": "T-FTM000476",
          "anchor": {
            "event_id": "ET0765",
            "scope": "Real attested in the 1497 monetary tariff",
            "date": {
              "earliest_year": 1497,
              "latest_year": 1497,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1497"
            },
            "claim_ids": [
              "C336"
            ],
            "source_ids": [
              "S171"
            ],
            "original_track_id": "T-FTM000475"
          },
          "anchor_latest_year": 1497,
          "relationship_ids": [
            "R0033",
            "R-V27-043",
            "R-V27-039",
            "R-V22-050"
          ],
          "currency_ids": [
            "T-FTM000476",
            "T-FTM000478",
            "FTM000138",
            "CUR-V22-SOUTH-VIETNAM-DONG",
            "FTM000140"
          ],
          "qualifications": [
            "C1181: supported_inference",
            "R0033: qualified relationship"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1100": {
          "root_currency_id": "CUR-V31-LEONESE-SILVER-SOLIDUS",
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            "event_id": "OBS31-C1891-CUR-V31-LEONESE-SILVER-SOLIDUS-894",
            "scope": "León charter prices an enclosure and two houses at four silver solidi.",
            "date": {
              "earliest_year": 894,
              "latest_year": 894,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "894"
            },
            "claim_ids": [
              "C1891"
            ],
            "source_ids": [
              "S993"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 894,
          "relationship_ids": [
            "R-V34-007",
            "R-V44-005",
            "R0033",
            "R-V27-043",
            "R-V27-039",
            "R-V22-050"
          ],
          "currency_ids": [
            "CUR-V31-LEONESE-SILVER-SOLIDUS",
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            "T-FTM000476",
            "T-FTM000478",
            "FTM000138",
            "CUR-V22-SOUTH-VIETNAM-DONG",
            "FTM000140"
          ],
          "qualifications": [
            "C1181: supported_inference",
            "R0033: qualified relationship",
            "C2112: supported_inference",
            "R-V44-005: qualified relationship",
            "R-V44-005: compressed local stages; dates are a research envelope",
            "C1993: qualified",
            "R-V34-007: qualified relationship",
            "R-V34-007: compressed local stages; dates are a research envelope"
          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "800": null,
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      },
      "threshold_modes": {
        "1900": {
          "strict_ancestry": true,
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          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
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        },
        "1500": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1100": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "1": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        }
      }
    },
    {
      "code": "VUV",
      "currency_ids": [
        "FTM000275"
      ],
      "deepest_path": {
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          "event_id": "OBS26-C1377-CUR-V26-ATHENIAN-DRACHMA--425",
          "scope": "The Athenian treasury account records principal and interest in talents,drachmas and obol fractions. Detailed disbursements cover 426/5–423/2 BCE, with a retrospective summary for 433/2–427/6.",
          "date": {
            "earliest_year": -426,
            "latest_year": -425,
            "precision": "range",
            "qualifier": "range",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "-426–-425"
          },
          "claim_ids": [
            "C1377"
          ],
          "source_ids": [
            "S689"
          ],
          "anchor_role": "account_unit_observation",
          "date_is_creation": false
        },
        "anchor_latest_year": -425,
        "relationship_ids": [
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          "R-V25-004",
          "R-V39-001",
          "R-V34-001",
          "R-V19-REG-01",
          "R0072",
          "R0396",
          "R0397"
        ],
        "currency_ids": [
          "CUR-V26-ATHENIAN-DRACHMA",
          "CUR-V25-EGYPT-DRACHMA",
          "CUR-V25-ROMAN-DENARIUS",
          "CUR-V26-EGYPT-SOLIDUS-NOMISMA",
          "T-FTM000560",
          "T-FTM000535",
          "FTM000175",
          "FTM000273",
          "FTM000275"
        ],
        "qualifications": [
          "C1032: supported_inference",
          "R-V19-REG-01: qualified relationship",
          "R-V19-REG-01: compressed local stages; dates are a research envelope",
          "C1987: qualified",
          "R-V34-001: qualified relationship",
          "R-V34-001: compressed local stages; dates are a research envelope",
          "C2084: qualified",
          "R-V39-001: qualified relationship",
          "R-V39-001: compressed local stages; dates are a research envelope",
          "C1849: qualified",
          "R-V25-004: qualified relationship",
          "R-V25-004: compressed local stages; dates are a research envelope",
          "C2037: qualified",
          "R-V36-001: qualified relationship",
          "R-V36-001: compressed local stages; dates are a research envelope"
        ],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "deepest_supported_ancestry_path": {
        "root_currency_id": "T-FTM000535",
        "anchor": {
          "event_id": "ET0515",
          "scope": "ordinance: The franc à cheval is authorized at one livre tournois.",
          "date": {
            "earliest_year": 1360,
            "latest_year": 1360,
            "precision": "day",
            "qualifier": "exact",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1360-12-05",
            "iso_date": "1360-12-05"
          },
          "claim_ids": [
            "C728"
          ],
          "source_ids": [
            "S117",
            "S372"
          ],
          "original_track_id": "T-FTM000535"
        },
        "anchor_latest_year": 1360,
        "relationship_ids": [
          "R0072",
          "R0396",
          "R0397"
        ],
        "currency_ids": [
          "T-FTM000535",
          "FTM000175",
          "FTM000273",
          "FTM000275"
        ],
        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
      },
      "threshold_paths": {
        "1900": {
          "root_currency_id": "FTM000175",
          "anchor": {
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              "calendar": "CE/BCE, historical year numbering; no year zero",
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              "calendar": "CE/BCE, historical year numbering; no year zero",
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            "original_track_id": "T-FTM000560",
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              "qualifier": "reported",
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              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
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          "optional_relationship_ids": [],
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              "precision": "year",
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              "calendar": "CE/BCE, historical year numbering; no year zero",
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            "original_track_id": "T-FTM000560",
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          "path_type": "ancestry"
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            "event_id": "ET0765",
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            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
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              "latest_year": 1816,
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              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
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              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
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        "currency_ids": [
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          "R-V25-004: qualified relationship",
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            "latest_year": 1945,
            "precision": "year",
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            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "26 December 1945"
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          "original_track_id": "FTM000263"
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        "currency_ids": [
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        "path_type": "ancestry"
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            "scope": "1795 franc authorization",
            "date": {
              "earliest_year": 1795,
              "latest_year": 1795,
              "precision": "year",
              "qualifier": "exact",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1795"
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            "source_ids": [
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            "original_track_id": "FTM000175"
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          "optional_relationship_ids": [],
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              "earliest_year": 1795,
              "latest_year": 1795,
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              "qualifier": "exact",
              "calendar": "CE/BCE, historical year numbering; no year zero",
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            "original_track_id": "FTM000175"
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              "latest_year": 1360,
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              "qualifier": "exact",
              "calendar": "CE/BCE, historical year numbering; no year zero",
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            "source_ids": [
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          "optional_relationship_ids": [],
          "path_type": "ancestry"
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              "latest_year": 1360,
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            "claim_ids": [
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            "source_ids": [
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            "original_track_id": "T-FTM000535"
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          "optional_relationship_ids": [],
          "path_type": "ancestry"
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              "latest_year": 755,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "755"
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            "claim_ids": [
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            ],
            "source_ids": [
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            "original_track_id": "T-FTM000560",
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          "currency_ids": [
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            "FTM000175",
            "FTM000263"
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          "qualifications": [
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            "R-V19-REG-01: compressed local stages; dates are a research envelope"
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          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "800": {
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            "event_id": "OBS-V19-2",
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            "date": {
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              "latest_year": 755,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "755"
            },
            "claim_ids": [
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            ],
            "source_ids": [
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            "original_track_id": "T-FTM000560",
            "anchor_role": "account_unit_observation"
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          "relationship_ids": [
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            "R-V25-009"
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          "currency_ids": [
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            "FTM000263"
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          "qualifications": [
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            "C1032: supported_inference",
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          ],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
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        "700": {
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          "anchor": {
            "event_id": "OBS-V19-4",
            "scope": "Qualified extension from late-Merovingian deniers; account continuity inferred",
            "date": {
              "earliest_year": 670,
              "latest_year": 675,
              "precision": "range",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "c.670–675"
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            "claim_ids": [
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            ],
            "source_ids": [
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            ],
            "original_track_id": "T-FTM000560",
            "anchor_role": "account_unit_observation"
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          "relationship_ids": [
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            "R-V25-009"
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          "currency_ids": [
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            "T-FTM000535",
            "FTM000175",
            "FTM000263"
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          "qualifications": [
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            "C1032: supported_inference",
            "R-V19-REG-01: qualified relationship",
            "R-V19-REG-01: compressed local stages; dates are a research envelope",
            "C1031: supported_inference"
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          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
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            "date": {
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              "latest_year": -70,
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              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
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            "date_role": "literary_witness_not_transaction_date",
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            "source_ids": [
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              "S1024"
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            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": -70,
          "relationship_ids": [
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            "R-V34-001",
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            "R0072",
            "R-V25-009"
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          "currency_ids": [
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            "FTM000175",
            "FTM000263"
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      "deepest_supported_ancestry_path": {
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              "qualifier": "exact",
              "calendar": "CE/BCE, historical year numbering; no year zero",
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            "original_track_id": "FTM000175"
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              "qualifier": "exact",
              "calendar": "CE/BCE, historical year numbering; no year zero",
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            "event_id": "ET0515",
            "scope": "ordinance: The franc à cheval is authorized at one livre tournois.",
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              "earliest_year": 1360,
              "latest_year": 1360,
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              "qualifier": "exact",
              "calendar": "CE/BCE, historical year numbering; no year zero",
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              "iso_date": "1360-12-05"
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            "claim_ids": [
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            "source_ids": [
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              "S372"
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            "original_track_id": "T-FTM000535"
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            "original_track_id": "T-FTM000535"
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          "qualifications": [],
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          "path_type": "ancestry"
        },
        "1100": {
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            "event_id": "OBS-V19-2",
            "scope": "Account solidus of twelve denarii",
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              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "755"
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            "source_ids": [
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            "original_track_id": "T-FTM000560",
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            "R0072",
            "R0396"
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            "FTM000175",
            "FTM000273"
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          "qualifications": [
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            "R-V19-REG-01: compressed local stages; dates are a research envelope"
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          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "800": {
          "root_currency_id": "T-FTM000560",
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            "event_id": "OBS-V19-2",
            "scope": "Account solidus of twelve denarii",
            "date": {
              "earliest_year": 755,
              "latest_year": 755,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "755"
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            "claim_ids": [
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            "source_ids": [
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            "original_track_id": "T-FTM000560",
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              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
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            "source_ids": [
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            "R-V19-REG-01",
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          "scope": "A1775 land grant denominated rent in Sanwat Azeemabadee rupees, separately valued from sicca.",
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              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "19 May 1898 order, recited in 1905; not first Indian rupee",
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          "path_type": "ancestry"
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            "scope": "Regulation XXXV required sicca-denominated new contracts and revenue payments, as quoted by the Privy Council.",
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          "currency_ids": [
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            "scope": "Accounts through June 1643 total 9,250 new pagodas for expenses. This establishes local pagoda accounting; its association with the later Star-pagoda profile remains qualified.",
            "date": {
              "earliest_year": 1643,
              "latest_year": 1643,
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            "CUR-V22-YEMEN-DINAR",
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            "FTM000198",
            "FTM000201",
            "FTM000203"
          ],
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          "path_type": "ancestry"
        },
        "1100": {
          "root_currency_id": "T-FTM000497",
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            "event_id": "OBS-V19-1",
            "scope": "240-pence pound: observation in a reign, not exact creation date",
            "date": {
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              "precision": "range",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "William I, 1066–1087"
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              "C1024"
            ],
            "source_ids": [
              "S140"
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            "original_track_id": "T-FTM000497",
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            "FTM000198",
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            "FTM000203"
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          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "800": {
          "root_currency_id": "T-FTM000497",
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            "event_id": "OBS29-C1829-T-FTM000497-796",
            "scope": "Beonna’s Swineshead lease fixes consideration at 1,000 shillings and an annual render of hospitality or thirty sicli; heirs remain liable. This extends qualified early-English account evidence.",
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              "earliest_year": 786,
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              "precision": "range",
              "qualifier": "range",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "786–796"
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            "claim_ids": [
              "C1829"
            ],
            "source_ids": [
              "S942",
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            "anchor_role": "account_unit_observation",
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          "currency_ids": [
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          "optional_relationship_ids": [],
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        "700": {
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            "event_id": "OBS-V19-4",
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              "calendar": "CE/BCE, historical year numbering; no year zero",
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            "source_ids": [
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            "original_track_id": "T-FTM000560",
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          "optional_relationship_ids": [],
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              "calendar": "CE/BCE, historical year numbering; no year zero",
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          "currency_ids": [
            "CUR-V25-ROMAN-DENARIUS",
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      },
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          "strict_ancestry": true,
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        },
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          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
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          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
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          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
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          "strict_ancestry": false,
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          "including_optional_references": true
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          "strict_ancestry": false,
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          "including_optional_references": true
        },
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          "including_optional_references": true
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          "strict_ancestry": false,
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          "including_optional_references": false
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      }
    },
    {
      "code": "ZWG",
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            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "894"
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          "claim_ids": [
            "C1891"
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          "source_ids": [
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          "anchor_role": "account_unit_observation",
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        },
        "anchor_latest_year": 894,
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          "R0035",
          "R-V25-011",
          "R-V22-016"
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        "currency_ids": [
          "CUR-V31-LEONESE-SILVER-SOLIDUS",
          "T-FTM000621",
          "T-FTM000476",
          "T-FTM000481",
          "FTM000164",
          "T-FTM000532"
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        "qualifications": [
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          "R-V44-005: qualified relationship",
          "R-V44-005: compressed local stages; dates are a research envelope",
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          "R-V34-007: compressed local stages; dates are a research envelope"
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        "optional_relationship_ids": [],
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      "deepest_supported_ancestry_path": {
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          "event_id": "ET0765",
          "scope": "Real attested in the 1497 monetary tariff",
          "date": {
            "earliest_year": 1497,
            "latest_year": 1497,
            "precision": "year",
            "qualifier": "reported",
            "calendar": "CE/BCE, historical year numbering; no year zero",
            "original_text": "1497"
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          "claim_ids": [
            "C336"
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          "source_ids": [
            "S171"
          ],
          "original_track_id": "T-FTM000475"
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        "anchor_latest_year": 1497,
        "relationship_ids": [
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          "R-V22-016"
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        "currency_ids": [
          "T-FTM000476",
          "T-FTM000481",
          "FTM000164",
          "T-FTM000532"
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        "qualifications": [],
        "optional_relationship_ids": [],
        "path_type": "ancestry"
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      "threshold_paths": {
        "1900": {
          "root_currency_id": "T-FTM000481",
          "anchor": {
            "event_id": "ET0066",
            "scope": "US dollar statutory definition",
            "date": {
              "earliest_year": 1792,
              "latest_year": 1792,
              "precision": "year",
              "qualifier": "exact",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1792"
            },
            "claim_ids": [
              "C142"
            ],
            "source_ids": [
              "S70"
            ],
            "original_track_id": "T-FTM000481"
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          "anchor_latest_year": 1792,
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            "R-V22-016"
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            "FTM000164",
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          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1800": {
          "root_currency_id": "T-FTM000481",
          "anchor": {
            "event_id": "ET0066",
            "scope": "US dollar statutory definition",
            "date": {
              "earliest_year": 1792,
              "latest_year": 1792,
              "precision": "year",
              "qualifier": "exact",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1792"
            },
            "claim_ids": [
              "C142"
            ],
            "source_ids": [
              "S70"
            ],
            "original_track_id": "T-FTM000481"
          },
          "anchor_latest_year": 1792,
          "relationship_ids": [
            "R-V25-011",
            "R-V22-016"
          ],
          "currency_ids": [
            "T-FTM000481",
            "FTM000164",
            "T-FTM000532"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1700": {
          "root_currency_id": "T-FTM000476",
          "anchor": {
            "event_id": "ET0765",
            "scope": "Real attested in the 1497 monetary tariff",
            "date": {
              "earliest_year": 1497,
              "latest_year": 1497,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1497"
            },
            "claim_ids": [
              "C336"
            ],
            "source_ids": [
              "S171"
            ],
            "original_track_id": "T-FTM000475"
          },
          "anchor_latest_year": 1497,
          "relationship_ids": [
            "R0035",
            "R-V25-011",
            "R-V22-016"
          ],
          "currency_ids": [
            "T-FTM000476",
            "T-FTM000481",
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            "T-FTM000532"
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          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
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        "1500": {
          "root_currency_id": "T-FTM000476",
          "anchor": {
            "event_id": "ET0765",
            "scope": "Real attested in the 1497 monetary tariff",
            "date": {
              "earliest_year": 1497,
              "latest_year": 1497,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "1497"
            },
            "claim_ids": [
              "C336"
            ],
            "source_ids": [
              "S171"
            ],
            "original_track_id": "T-FTM000475"
          },
          "anchor_latest_year": 1497,
          "relationship_ids": [
            "R0035",
            "R-V25-011",
            "R-V22-016"
          ],
          "currency_ids": [
            "T-FTM000476",
            "T-FTM000481",
            "FTM000164",
            "T-FTM000532"
          ],
          "qualifications": [],
          "optional_relationship_ids": [],
          "path_type": "ancestry"
        },
        "1100": {
          "root_currency_id": "CUR-V31-LEONESE-SILVER-SOLIDUS",
          "anchor": {
            "event_id": "OBS31-C1891-CUR-V31-LEONESE-SILVER-SOLIDUS-894",
            "scope": "León charter prices an enclosure and two houses at four silver solidi.",
            "date": {
              "earliest_year": 894,
              "latest_year": 894,
              "precision": "year",
              "qualifier": "reported",
              "calendar": "CE/BCE, historical year numbering; no year zero",
              "original_text": "894"
            },
            "claim_ids": [
              "C1891"
            ],
            "source_ids": [
              "S993"
            ],
            "anchor_role": "account_unit_observation",
            "date_is_creation": false
          },
          "anchor_latest_year": 894,
          "relationship_ids": [
            "R-V34-007",
            "R-V44-005",
            "R0035",
            "R-V25-011",
            "R-V22-016"
          ],
          "currency_ids": [
            "CUR-V31-LEONESE-SILVER-SOLIDUS",
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            "T-FTM000476",
            "T-FTM000481",
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            "T-FTM000532"
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          "qualifications": [
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            "R-V44-005: qualified relationship",
            "R-V44-005: compressed local stages; dates are a research envelope",
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            "R-V34-007: compressed local stages; dates are a research envelope"
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          "optional_relationship_ids": [],
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        "700": null,
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        "-600": null
      },
      "threshold_modes": {
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          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1800": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1700": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1500": {
          "strict_ancestry": true,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "1100": {
          "strict_ancestry": false,
          "ancestry_including_qualified": true,
          "including_optional_references": true
        },
        "800": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
        "700": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
        },
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          "strict_ancestry": false,
          "ancestry_including_qualified": false,
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        "-600": {
          "strict_ancestry": false,
          "ancestry_including_qualified": false,
          "including_optional_references": false
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    },
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      "strict_ancestry": 77,
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      "strict_ancestry": 36,
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      "including_optional_references": 96
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      "strict_ancestry": 24,
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      "strict_ancestry": 0,
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      "strict_ancestry": 0,
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      "including_optional_references": 45
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      "strict_ancestry": 0,
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}
