{
  "answerability": "no_direct_claims_published",
  "claims": [],
  "entity": {
    "entity_id": "trailhead-whitney-portal",
    "kind": "trailhead",
    "name": "Whitney Portal"
  },
  "gap_details": [],
  "history": [
    {
      "action": "ADD",
      "change_set_id": "wp-20260920-sierra-reference-fixtures",
      "evidence_refs": [],
      "knowledge_gap_refs": [],
      "path": "canonical/v0/entities/trailhead-whitney-portal.json",
      "reason": "Publish the official-source Williamson/Tyndall and Whitney reference fixtures with route- and activity-specific permit semantics.",
      "record_id": "trailhead-whitney-portal",
      "record_type": "entity",
      "summary": "Add official-source Williamson/Tyndall shared-access and Whitney route/activity permit fixtures."
    }
  ],
  "journey": [],
  "knowledge_gaps": [],
  "reference_evidence": [],
  "relationships": [
    {
      "evidence_ids": [
        "evidence-north-fork-route-character"
      ],
      "object_id": "trailhead-whitney-portal",
      "predicate": "starts_at",
      "relationship_id": "relationship-north-fork-starts-portal",
      "subject_id": "route-north-fork-lone-pine",
      "temporal_scope": null
    },
    {
      "evidence_ids": [
        "evidence-whitney-classic-profile"
      ],
      "object_id": "trailhead-whitney-portal",
      "predicate": "starts_at",
      "relationship_id": "relationship-whitney-classic-starts-portal",
      "subject_id": "route-mount-whitney-classic",
      "temporal_scope": null
    }
  ],
  "route_geometry": null,
  "route_geometry_url": null,
  "type": "canonical_entity"
}