{
  "claims": [
    {
      "claim": {
        "claim_id": "claim-trailhead-hilton-lakes-operational-profile",
        "evidence_ids": [
          "evidence-trailhead-hilton-lakes-operational-profile"
        ],
        "predicate": "trailhead_operational_profile",
        "spatial_scope_ids": [],
        "subject_id": "trailhead-hilton-lakes-rock-creek",
        "temporal_scope": null,
        "value": {
          "parking": {
            "capacity": "unknown",
            "overflow": "unknown",
            "status": "unknown"
          },
          "potable_water": {
            "status": "unknown"
          },
          "road_access": {
            "surface": "paved"
          },
          "route_connector": {
            "description": "Official map depicts the Hilton Creek Lakes route meeting the trailhead.",
            "exact_geometry": "unresolved",
            "status": "depicted"
          },
          "toilets": {
            "status": "unknown"
          }
        }
      },
      "evidence": [
        {
          "claim_id": "claim-trailhead-hilton-lakes-operational-profile",
          "evidence_id": "evidence-trailhead-hilton-lakes-operational-profile",
          "notes": "",
          "observation_id": "observation-rock-creek-hilton-trailhead-operations-20260925",
          "stance": "supports"
        }
      ],
      "observations": [
        {
          "artifact_refs": [
            "Rock Creek Area Trails map"
          ],
          "content": "The official Rock Creek Area Trails map depicts the Hilton Creek Lakes route meeting a trailhead beside Rock Creek Lake. The mapped road approach is paved. The map does not publish a parking-space count, overflow arrangement, restroom, or potable-water service for this trailhead.",
          "observation_id": "observation-rock-creek-hilton-trailhead-operations-20260925",
          "observed_at": null,
          "observer": "",
          "retrieved_at": "2026-09-25T22:00:00+00:00",
          "source_id": "source-usfs-rock-creek-area-trails-map"
        }
      ],
      "sources": [
        {
          "locator": "https://www.fs.usda.gov/media/122926",
          "publisher": "USDA Forest Service, Inyo National Forest",
          "source_id": "source-usfs-rock-creek-area-trails-map"
        }
      ]
    }
  ],
  "entities": [
    {
      "entity_id": "trailhead-hilton-lakes-rock-creek",
      "kind": "trailhead",
      "name": "Hilton Lakes Trailhead at Rock Creek Lake"
    }
  ],
  "history": [
    {
      "action": "ADD",
      "change_set_id": "wp-20260925-eastern-sierra-trailhead-operations",
      "evidence_refs": [],
      "knowledge_gap_refs": [],
      "path": "canonical/v0/observations/observation-rock-creek-hilton-trailhead-operations-20260925.json",
      "reason": "Publish evidence-bounded Eastern Sierra trailhead operational profiles",
      "record_id": "observation-rock-creek-hilton-trailhead-operations-20260925",
      "record_type": "observation",
      "summary": "Publish operational profiles for six high-value Eastern Sierra trailheads"
    }
  ],
  "navigation": {
    "next_id": "observation-summitpost-bear-creek-spire-20260924",
    "position": 1175,
    "previous_id": "observation-reserveamerica-tilden-20260922",
    "total": 1318
  },
  "observations": [
    {
      "artifact_refs": [
        "Rock Creek Area Trails map"
      ],
      "content": "The official Rock Creek Area Trails map depicts the Hilton Creek Lakes route meeting a trailhead beside Rock Creek Lake. The mapped road approach is paved. The map does not publish a parking-space count, overflow arrangement, restroom, or potable-water service for this trailhead.",
      "observation_id": "observation-rock-creek-hilton-trailhead-operations-20260925",
      "observed_at": null,
      "observer": "",
      "retrieved_at": "2026-09-25T22:00:00+00:00",
      "source_id": "source-usfs-rock-creek-area-trails-map"
    }
  ],
  "record": {
    "artifact_refs": [
      "Rock Creek Area Trails map"
    ],
    "content": "The official Rock Creek Area Trails map depicts the Hilton Creek Lakes route meeting a trailhead beside Rock Creek Lake. The mapped road approach is paved. The map does not publish a parking-space count, overflow arrangement, restroom, or potable-water service for this trailhead.",
    "observation_id": "observation-rock-creek-hilton-trailhead-operations-20260925",
    "observed_at": null,
    "observer": "",
    "retrieved_at": "2026-09-25T22:00:00+00:00",
    "source_id": "source-usfs-rock-creek-area-trails-map"
  },
  "record_type": "observation",
  "related_records": [],
  "sources": [
    {
      "locator": "https://www.fs.usda.gov/media/122926",
      "publisher": "USDA Forest Service, Inyo National Forest",
      "source_id": "source-usfs-rock-creek-area-trails-map"
    }
  ]
}