{
  "id": "claim:model-version-model-claude-mythos-preview-current-lifecycle",
  "_kind": "Claim",
  "_file": "catalog-meta/claims/model-version-model-claude-mythos-preview-current-evidence-claims-2026-05.yaml",
  "_cluster": "catalog-meta",
  "attributes": {
    "subjectId": "model:claude-mythos-preview@current",
    "attribute": "lifecycleStatus",
    "value": "preview",
    "subjectKind": "ModelVersion",
    "statement": "model:claude-mythos-preview@current lifecycleStatus is preview.",
    "confidence": "high",
    "provenanceKind": "observation",
    "evidenceStrength": "vendor-confirmed",
    "status": "accepted",
    "evidenceSourceIds": [
      "evidence:claude-mythos-preview-anthropic-models",
      "evidence:claude-mythos-preview-bedrock"
    ],
    "claimedAt": "2026-05-26T19:29:29Z",
    "claimedBy": "a5c-ai-catalog",
    "claimKind": "assertion",
    "note": "Current ModelVersion.lifecycleStatus enum supports preview but not gated-preview; gating is represented separately as accessStatus."
  },
  "outgoingEdges": [
    {
      "from": "claim:model-version-model-claude-mythos-preview-current-lifecycle",
      "to": "evidence:claude-mythos-preview-anthropic-models",
      "kind": "backed_by_evidence"
    },
    {
      "from": "claim:model-version-model-claude-mythos-preview-current-lifecycle",
      "to": "evidence:claude-mythos-preview-bedrock",
      "kind": "backed_by_evidence"
    },
    {
      "from": "claim:model-version-model-claude-mythos-preview-current-lifecycle",
      "to": "model:claude-mythos-preview@current",
      "kind": "about_subject"
    }
  ],
  "incomingEdges": []
}