{
  "checkedAt": "2026-10-23",
  "sources": [
    {
      "id": "showdown",
      "url": "https://github.com/smogon/pokemon-showdown/tree/651b6fa8542bb75078fd66337ab150effe623d30",
      "evidenceLevel": "E3",
      "sourceClass": "primary_or_authoritative",
      "supportsClaimIds": [
        "historical-changes",
        "profile-scope"
      ],
      "admissibility": {
        "passed": true,
        "rationale": "Pinned primary implementation, MIT license retained; all 838 derived chart cells independently matched four source files and their hashes.",
        "conflictDisclosed": true,
        "accessedAt": "2026-10-23"
      }
    },
    {
      "id": "pokemon-official",
      "url": "https://sg.portal-pokemon.com/game/type-chart/",
      "evidenceLevel": "E3",
      "sourceClass": "primary_or_authoritative",
      "supportsClaimIds": [
        "historical-changes",
        "profile-scope"
      ],
      "admissibility": {
        "passed": true,
        "rationale": "Official current-game type chart and warning that game-specific affinity differs. Background only; it does not validate historical calculations.",
        "conflictDisclosed": true,
        "accessedAt": "2026-10-23"
      }
    },
    {
      "id": "smogon",
      "url": "https://www.smogon.com/articles/dark-types-ou",
      "evidenceLevel": "E1",
      "sourceClass": "primary_or_authoritative",
      "supportsClaimIds": [
        "historical-changes",
        "profile-scope"
      ],
      "admissibility": {
        "passed": true,
        "rationale": "Original strategy analysis corroborates the Steel/Dark era change; no authority for new TypeChart aggregate counts.",
        "conflictDisclosed": true,
        "accessedAt": "2026-10-23"
      }
    }
  ],
  "disclosure": "Produced by the operator of this website. Sources do not endorse this page. New calculations and their verification belong to this website."
}