{
  "dataset": "Global Watchmaking Tool History Index",
  "identifier": "global-watchmaking-tool-history-index",
  "public_version": "2026-08-24-r1",
  "source_version": "1.0",
  "source_date": "2026-08-24",
  "published": "2026-08-24",
  "rows": 326,
  "fields": [
    "tool_id",
    "canonical_name",
    "category",
    "primary_function",
    "reported_period_or_lineage_range",
    "workshop_context",
    "precision_regime",
    "production_or_service",
    "supplied_status_as_of_2026_08_24",
    "editorial_context",
    "supplied_safety_and_conservation_note",
    "supplied_evidence_confidence",
    "category_source_keys"
  ],
  "source_key_rows": 33,
  "landing_page": "https://www.enjoywatches.com/datasets/global-watchmaking-tool-history-index/",
  "files": [
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      "role": "tool_index",
      "format": "CSV",
      "current": "/downloads/global-watchmaking-tool-history-index.csv",
      "versioned": "/downloads/global-watchmaking-tool-history-index-2026-08-24-r1.csv",
      "bytes": 257027,
      "sha256": "107665ed72f56ed3c465963903ff520d435817257716e25a792443f08d605027"
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      "role": "tool_index",
      "format": "JSON",
      "current": "/downloads/global-watchmaking-tool-history-index.json",
      "versioned": "/downloads/global-watchmaking-tool-history-index-2026-08-24-r1.json",
      "bytes": 390082,
      "sha256": "2c6c1caea1b66777ba38a23392448e691bf058bda3e3cb010e1fb98a698b83f9"
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    {
      "role": "source_key_register",
      "format": "CSV",
      "current": "/downloads/watchmaking-tools-source-key.csv",
      "versioned": "/downloads/watchmaking-tools-source-key-2026-08-24-r1.csv",
      "bytes": 5521,
      "sha256": "3b3248cd9b439257200476d1dfbf114c8c1f901baa764d628878195db65cda90"
    },
    {
      "role": "source_key_register",
      "format": "JSON",
      "current": "/downloads/watchmaking-tools-source-key.json",
      "versioned": "/downloads/watchmaking-tools-source-key-2026-08-24-r1.json",
      "bytes": 8148,
      "sha256": "3fcbc457cd7136fe10b594c68a9c07b558d1fc0eeb17ea271f884b88534d2ca2"
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  "raw_source_files": [
    {
      "name": "global_watchmaking_tool_history_index.csv",
      "sha256": "8ed64c53d911105e932f5722c7defca67d503a93990967c7510f1df441d0a48a"
    },
    {
      "name": "global_watchmaking_tool_history_index.json",
      "sha256": "05546229d17d4c97b9f5ad5fa5a969a7e88ade4aa3ad1beaef2c73853bff945a"
    },
    {
      "name": "watchmaking_tools_source_key.csv",
      "sha256": "3b3248cd9b439257200476d1dfbf114c8c1f901baa764d628878195db65cda90"
    },
    {
      "name": "watchmaking_tools_source_key.json",
      "sha256": "3fcbc457cd7136fe10b594c68a9c07b558d1fc0eeb17ea271f884b88534d2ca2"
    }
  ],
  "transform": {
    "field_renames": {
      "earliest_documented_period": "reported_period_or_lineage_range",
      "present_status": "supplied_status_as_of_2026_08_24",
      "safety_and_conservation_note": "supplied_safety_and_conservation_note",
      "evidence_confidence": "supplied_evidence_confidence",
      "source_keys": "category_source_keys"
    },
    "removed_field": "historical_significance",
    "replacement_field": "editorial_context",
    "historical_significance_template_rows": 326,
    "editorial_context_rewrites": 326,
    "reason": "Every supplied historical_significance value followed one defective generated template. The replacement restates only the supplied name, precision-regime label and primary function without adding a tool-level historical claim."
  },
  "evidence_boundary": "The 33 keys identify category-level source families, not one-to-one claim citations, page locators, object records or independent verification.",
  "status_and_date_boundary": "Status, confidence and period-or-lineage values retain supplied classifications. They are not independently verified current facts or tool-specific invention dates.",
  "safety_boundary": "Safety notes are supplied, non-exhaustive context. They are not operating procedures, training, certification, regulatory advice or a compliant hazard assessment.",
  "review_status": "No named independent expert review is asserted.",
  "licensing": "No dataset-specific open reuse licence is asserted."
}