{
  "claims": [
    {
      "claim": {
        "claim_id": "claim-las-trampas-visitor-profile",
        "evidence_ids": [
          "evidence-ebrpd-las-trampas-visitor-profile"
        ],
        "predicate": "visitor_profile",
        "spatial_scope_ids": [
          "scope-las-trampas-wilderness-regional-preserve"
        ],
        "subject_id": "park-las-trampas-wilderness-regional-preserve",
        "temporal_scope": null,
        "value": {
          "accessible_facilities_at_bollinger": [
            "disabled parking",
            "wheelchair-accessible chemical toilet",
            "drinking fountain",
            "picnic site"
          ],
          "acreage": 6050,
          "activities": [
            "biking",
            "camping",
            "hiking",
            "horseback riding",
            "picnicking"
          ],
          "address": "18012 Bollinger Canyon Road, San Ramon, CA 94583",
          "group_camp": {
            "bring_own_water": true,
            "minimum_advance_business_days": 3,
            "name": "Corral Area",
            "reservation_required": true
          },
          "seasonal_gate_hours": "08:00 opening; closing varies from 17:30 to 20:00 by published date bands",
          "trail_rules": {
            "ebmud_land_permit_required": true,
            "rocky_ridge_view_trail_bicycles": false,
            "use_only_signed_mapped_trails": true
          },
          "water": "inconsistent and may be unavailable; visitors should carry water"
        }
      },
      "evidence": [
        {
          "claim_id": "claim-las-trampas-visitor-profile",
          "evidence_id": "evidence-ebrpd-las-trampas-visitor-profile",
          "notes": "Direct transcription and conservative structuring of planning-relevant fields from the official park page.",
          "observation_id": "observation-ebrpd-las-trampas-visitor-profile",
          "stance": "supports"
        }
      ],
      "observations": [
        {
          "artifact_refs": [
            "Overview",
            "To Reach The Park",
            "Attractions"
          ],
          "content": "The live park page publishes the visitor profile represented by the associated claim, including access, operating information, facilities, and material restrictions.",
          "observation_id": "observation-ebrpd-las-trampas-visitor-profile",
          "observed_at": null,
          "observer": "Wayproof live source review",
          "retrieved_at": "2026-09-20T07:00:00+00:00",
          "source_id": "source-ebrpd-las-trampas-park-page"
        }
      ],
      "sources": [
        {
          "locator": "https://www.ebparks.org/parks/las-trampas",
          "publisher": "East Bay Regional Park District",
          "source_id": "source-ebrpd-las-trampas-park-page"
        }
      ]
    }
  ],
  "entities": [
    {
      "entity_id": "park-las-trampas-wilderness-regional-preserve",
      "kind": "park",
      "name": "Las Trampas Wilderness Regional Preserve"
    }
  ],
  "history": [
    {
      "action": "ADD",
      "change_set_id": "wp-20260920-ebrpd-preserves-batch-02",
      "evidence_refs": [
        "evidence-ebrpd-las-trampas-visitor-profile"
      ],
      "knowledge_gap_refs": [],
      "path": "canonical/v0/claims/claim-las-trampas-visitor-profile.json",
      "reason": "Add a deduplicated planning profile from the live EBRPD preserve page reviewed on 2026-09-20.",
      "record_id": "claim-las-trampas-visitor-profile",
      "record_type": "claim",
      "summary": "Add four additional previously uncaptured EBRPD preserve visitor profiles."
    }
  ],
  "navigation": {
    "next_id": "claim-lassen-campground-collection",
    "position": 1021,
    "previous_id": "claim-las-trampas-seasonal-closure-2026-2027",
    "total": 3965
  },
  "observations": [
    {
      "artifact_refs": [
        "Overview",
        "To Reach The Park",
        "Attractions"
      ],
      "content": "The live park page publishes the visitor profile represented by the associated claim, including access, operating information, facilities, and material restrictions.",
      "observation_id": "observation-ebrpd-las-trampas-visitor-profile",
      "observed_at": null,
      "observer": "Wayproof live source review",
      "retrieved_at": "2026-09-20T07:00:00+00:00",
      "source_id": "source-ebrpd-las-trampas-park-page"
    }
  ],
  "record": {
    "claim_id": "claim-las-trampas-visitor-profile",
    "evidence_ids": [
      "evidence-ebrpd-las-trampas-visitor-profile"
    ],
    "predicate": "visitor_profile",
    "spatial_scope_ids": [
      "scope-las-trampas-wilderness-regional-preserve"
    ],
    "subject_id": "park-las-trampas-wilderness-regional-preserve",
    "temporal_scope": null,
    "value": {
      "accessible_facilities_at_bollinger": [
        "disabled parking",
        "wheelchair-accessible chemical toilet",
        "drinking fountain",
        "picnic site"
      ],
      "acreage": 6050,
      "activities": [
        "biking",
        "camping",
        "hiking",
        "horseback riding",
        "picnicking"
      ],
      "address": "18012 Bollinger Canyon Road, San Ramon, CA 94583",
      "group_camp": {
        "bring_own_water": true,
        "minimum_advance_business_days": 3,
        "name": "Corral Area",
        "reservation_required": true
      },
      "seasonal_gate_hours": "08:00 opening; closing varies from 17:30 to 20:00 by published date bands",
      "trail_rules": {
        "ebmud_land_permit_required": true,
        "rocky_ridge_view_trail_bicycles": false,
        "use_only_signed_mapped_trails": true
      },
      "water": "inconsistent and may be unavailable; visitors should carry water"
    }
  },
  "record_type": "claim",
  "related_records": [],
  "sources": [
    {
      "locator": "https://www.ebparks.org/parks/las-trampas",
      "publisher": "East Bay Regional Park District",
      "source_id": "source-ebrpd-las-trampas-park-page"
    }
  ]
}