{
  "version": "v0",
  "step": 2018,
  "build_date": "2026-09-13T14:40:16.645Z",
  "build_source": "data/tabs/rei-aios-f3/scholars-dictionary-v0/seed-mathematics-50-names.md",
  "pre_registration_sha256": "4771e8a21305f1507636f18935cb332fbc6f4fec5334a95b9361688acb784007",
  "pre_registration_path": "data/tabs/rei-aios-f3/scholars-dictionary-v0/PRE_REGISTRATION.md",
  "total_entries": 50,
  "bins": {
    "A": {
      "count": 20,
      "description": "古典期 (BCE / CE early to 1900、 西欧 中心)"
    },
    "B": {
      "count": 20,
      "description": "Fields/Abel 受賞者 (1936-)"
    },
    "C": {
      "count": 10,
      "description": "非西欧圏 (India / Middle East / East Asia)"
    }
  },
  "provenance_breakdown": {
    "primary": 0,
    "secondary": 0,
    "unverified": 50
  },
  "non_western_count": 10,
  "discipline_note": "All fields sourced from seed-mathematics-50-names.md (reviewed 藤本さん + chat-Claude). NO LLM-memory synthesis. NO WebFetch. external_ids promotion = separate STEP.",
  "step_last_updated": 2035,
  "updated_at": "2026-09-14T01:36:21.606Z",
  "phase_3d": {
    "step": 2019,
    "wikidata_qid_fetched": 50,
    "wikidata_qid_missing": 0,
    "api_source": "https://www.wikidata.org/w/api.php?action=wbsearchentities",
    "fetched_at": "2026-09-13T15:07:58.506Z",
    "discipline_note": "Wikidata QID = external_ids anchor (tertiary source). Provenance stays \"unverified\" until primary/secondary reference verify (DOI/ISBN, separate pass)."
  },
  "phase_3d_date_verify": {
    "step": 2024,
    "total_qids": 50,
    "entities_fetched": 50,
    "born_summary": {
      "exact": 42,
      "circa": 2,
      "mismatch": 6,
      "unavailable": 0
    },
    "died_summary": {
      "exact": 31,
      "circa": 4,
      "mismatch": 2,
      "unavailable": 13
    },
    "tolerance": {
      "circa_marked": "±5 years",
      "not_circa_marked": "±2 years"
    },
    "discipline_note": "Wikidata dates = tertiary reference (schema §4). Provenance level unchanged; verify_status added as metadata only."
  },
  "phase_hironaka_and_mismatch_docs": {
    "step": 2026,
    "hironaka_death_verified": {
      "seed_before": -1,
      "seed_after": 2026,
      "primary_source_count": 3,
      "sources": [
        "NYT obituary (Chang 2026-03-25)",
        "Asahi Shimbun (2026-03-18)",
        "Jiji.com (2026-03-19)"
      ],
      "provenance_level": "unverified (level unchanged, died field refs-backed via fields_verified sub-array)"
    },
    "mismatch_documentation": {
      "persons_updated": 7,
      "born_estimates_count": 6,
      "died_estimates_count": 2,
      "doc_file": "data/scholars-dictionary/v0/lifespan-estimates.json"
    },
    "discipline_note": "(1) Hironaka: primary sources (NYT + Asahi + Jiji) via WebFetch, seed died field 更新、 provenance.fields_verified sub-array で 部分 verify 状態 tracked、 provenance.level は unverified 維持 (other fields still tertiary). (2) Mismatch: lifespan.born_estimates + died_estimates arrays 追加 (schema optional extension、 non-breaking)、 seed 値 は 変更なし、 alt estimates は Wikipedia + Wikidata から の 学術異説範囲 documentation のみ。"
  },
  "phase_mactutor": {
    "step": 2029,
    "total_qids": 50,
    "mactutor_found": 49,
    "mactutor_missing": 1,
    "coverage_pct": 98,
    "api_source": "Wikidata P1563",
    "url_pattern": "https://mathshistory.st-andrews.ac.uk/Biographies/{id}/",
    "discipline_note": "external_ids.mactutor + mactutor_url added. Provenance level unchanged (MacTutor URL is web resource, schema §4 secondary needs ISBN)."
  },
  "phase_viaf_gnd": {
    "step": 2031,
    "total_qids": 50,
    "viaf": {
      "found": 50,
      "missing": 0,
      "coverage_pct": 100
    },
    "gnd": {
      "found": 49,
      "missing": 1,
      "coverage_pct": 98
    },
    "api_source": "Wikidata P214 + P227",
    "url_patterns": {
      "viaf": "https://viaf.org/viaf/{id}/",
      "gnd": "https://d-nb.info/gnd/{id}"
    },
    "discipline_note": "external_ids.viaf + gnd + *_url added. Provenance level unchanged (web resource, schema §4 secondary needs ISBN)."
  },
  "phase_lc_ndl_cinii": {
    "step": 2032,
    "total_qids": 50,
    "lc": {
      "property": "P244",
      "found": 48,
      "coverage_pct": 96
    },
    "ndl": {
      "property": "P349",
      "found": 30,
      "coverage_pct": 60
    },
    "cinii": {
      "property": "P271",
      "found": 41,
      "coverage_pct": 82
    },
    "correction_note": "P349 initially mis-labeled as CiNii; corrected to NDL (Wikidata formatter check). Real CiNii = P271."
  },
  "phase_extra_authorities": {
    "step": 2035,
    "total_qids": 50,
    "authorities": {
      "P268": {
        "field": "bnf",
        "label": "BnF (Bibliothèque nationale de France)",
        "found": 43,
        "missing": 7,
        "coverage_pct": 86
      },
      "P906": {
        "field": "selibr",
        "label": "SELIBR (Swedish LIBRIS)",
        "found": 26,
        "missing": 24,
        "coverage_pct": 52
      },
      "P648": {
        "field": "openlibrary",
        "label": "Open Library",
        "found": 29,
        "missing": 21,
        "coverage_pct": 58
      },
      "P950": {
        "field": "bne",
        "label": "BNE (Biblioteca Nacional de España)",
        "found": 32,
        "missing": 18,
        "coverage_pct": 64
      },
      "P409": {
        "field": "libaus",
        "label": "Libraries Australia",
        "found": 32,
        "missing": 18,
        "coverage_pct": 64
      }
    }
  },
  "phase_sitelinks": {
    "step": 2035,
    "total_qids": 50,
    "target_wikis": [
      "enwiki",
      "jawiki",
      "frwiki",
      "dewiki",
      "ruwiki",
      "zhwiki",
      "itwiki",
      "eswiki",
      "arwiki"
    ],
    "coverage_per_wiki": {
      "enwiki": {
        "found": 50,
        "coverage_pct": 100
      },
      "jawiki": {
        "found": 50,
        "coverage_pct": 100
      },
      "frwiki": {
        "found": 50,
        "coverage_pct": 100
      },
      "dewiki": {
        "found": 50,
        "coverage_pct": 100
      },
      "ruwiki": {
        "found": 50,
        "coverage_pct": 100
      },
      "zhwiki": {
        "found": 50,
        "coverage_pct": 100
      },
      "itwiki": {
        "found": 49,
        "coverage_pct": 98
      },
      "eswiki": {
        "found": 50,
        "coverage_pct": 100
      },
      "arwiki": {
        "found": 49,
        "coverage_pct": 98
      }
    }
  }
}