{
  "schema": "witness-tree/province-span-download-manifest/1",
  "productId": "phase3-province-span-downloads-v1",
  "releaseId": "f9cd109fa27cd43db90eed76118be45393bc3b7f9bb0d7830a18ec19ed463c81",
  "releaseIdMeaning": "SHA-256 of the sha256sum lines of the CSV and JSON files, in that order",
  "scope": {
    "provinceIds": [
      "59",
      "48",
      "35",
      "24"
    ],
    "firstYear": 1984,
    "lastYear": 2022,
    "spanCount": 741,
    "rowCount": 2964
  },
  "files": [
    {
      "name": "province-spans-1984-2022.csv",
      "byteLength": 412084,
      "sha256": "1b57f418f4bd3bc546bb713c7de4eecfe8163cd3ee5aa10f84f35382de2e7c25",
      "contentType": "text/csv; charset=utf-8"
    },
    {
      "name": "province-spans-1984-2022.json",
      "byteLength": 1612936,
      "sha256": "cef3954987ba2e4e3fb22b407fe1bafe1b1539c98e0291de7e236d4fcc547a2a",
      "contentType": "application/json; charset=utf-8"
    }
  ],
  "source": {
    "path": "data/phase3-province-span-release.json",
    "sha256": "5792ddad3adc9c12be52c208c88e6f07a79c078069e57ede914cbae0eb2533ab"
  },
  "admission": {
    "path": "data/phase2-1984-2022-admission-record-2026-09-18.json",
    "sha256": "4fc4382364576404af0a231eb0e1fef676b52f73627805605bca5e80a4bf60ee",
    "item": "C-province-span-aggregate",
    "decisionId": "phase2-1984-2022-series-spans-and-map-admission-v1"
  },
  "licence": "Open Government Licence - Canada 2.0; Statistics Canada Open Licence",
  "attributions": [
    "Contains information licensed under the Open Government Licence - Canada. Adapted from Natural Resources Canada, Annual High-resolution forest land cover for Canada (1984-2022). This does not constitute an endorsement by Natural Resources Canada.",
    "Adapted from Statistics Canada, 2021 Census Province/Territory Cartographic Boundary File, reference date January 1, 2021. This does not constitute an endorsement by Statistics Canada of this product."
  ],
  "terms": {
    "lost_at_least_once": "Forest lost at least once: each place counted once over the span, against the forest known in the start year.",
    "yearly_losses_added": "Yearly losses added together: hectares only. A place lost twice counts twice, so this carries no percentage.",
    "unknown_at_start": "Unmapped or nodata in the start year. Kept as Unknown and never counted as no loss.",
    "four_provinces": "The four-province figure is the sum of the four provinces, exact because the provinces are disjoint by the same cell-centre rule. It is not a national figure."
  },
  "limits": [
    "Every province is partial-with-unknown, so every figure is a minimum. Unmapped share of the cartographic province: QC 15.04962%, ON 9.03031%, AB 24.02146%, BC 0.00446%.",
    "Loss is counted once per place, against the forest known at the start year. Yearly losses added together carry no percentage.",
    "Unmapped and nodata cells stay Unknown and are never shown as no loss.",
    "Nothing has been expert reviewed. Independent comparisons are not published.",
    "Harvest and wildfire on patches are overlaps with recorded events, not causal attribution."
  ],
  "prohibitedClaims": [
    "expert review completed",
    "independent comparison completed or published",
    "accuracy, completeness or causal attribution",
    "any figure as a complete-province total",
    "net forest change or regrowth",
    "admission of any unbound output or of the notApprovable items"
  ],
  "claims": {
    "admitted": true,
    "released": true,
    "expertReviewed": false,
    "complete": false,
    "formalGatesChanged": false
  }
}