{
  "claims": [
    {
      "claim": {
        "claim_id": "claim-sibley-volcanic-visitor-profile",
        "evidence_ids": [
          "evidence-ebrpd-sibley-volcanic-visitor-profile"
        ],
        "predicate": "visitor_profile",
        "spatial_scope_ids": [
          "scope-sibley-volcanic-regional-preserve"
        ],
        "subject_id": "park-sibley-volcanic-regional-preserve",
        "temporal_scope": null,
        "value": {
          "access": [
            "Skyline Boulevard entrance",
            "Old Tunnel Road staging area",
            "Eastport staging area",
            "two Grizzly Peak Boulevard walk-in entrances"
          ],
          "accessible_routes": [
            "Round Top Road",
            "600-foot paved path north of the visitor center to a viewing platform",
            "Quarry Road from Old Tunnel Road"
          ],
          "activities": [
            "biking",
            "dogs",
            "hiking",
            "horseback riding"
          ],
          "addresses": {
            "eastport": "Pinehurst Road, Orinda, CA 94563",
            "main": "6800 Skyline Boulevard, Oakland, CA 94611",
            "old_tunnel_road": "Quarry Road, Orinda, CA 94564"
          },
          "backpack_camp": {
            "capacity": 15,
            "facilities": [
              "two picnic tables, one ADA",
              "serving table",
              "pit toilet"
            ],
            "hike_in_miles": 0.2,
            "minimum_advance_business_days": 2,
            "reservation_required": true
          },
          "parking_fee_usd": 0,
          "seasonal_hours": "07:00–18:00 November–February; 07:00–22:00 March–October",
          "trail_rules": {
            "bicycles": "allowed on wider fire trails and paved roads, with published exceptions",
            "dogs": "allowed in Sibley but not on adjacent Huckleberry trails",
            "most_trails": "hiking and equestrian only"
          }
        }
      },
      "evidence": [
        {
          "claim_id": "claim-sibley-volcanic-visitor-profile",
          "evidence_id": "evidence-ebrpd-sibley-volcanic-visitor-profile",
          "notes": "Direct transcription and conservative structuring of planning-relevant fields from the official park page.",
          "observation_id": "observation-ebrpd-sibley-volcanic-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-sibley-volcanic-visitor-profile",
          "observed_at": null,
          "observer": "Wayproof live source review",
          "retrieved_at": "2026-09-20T07:00:00+00:00",
          "source_id": "source-ebrpd-sibley-volcanic-park-page"
        }
      ],
      "sources": [
        {
          "locator": "https://www.ebparks.org/parks/sibley-volcanic",
          "publisher": "East Bay Regional Park District",
          "source_id": "source-ebrpd-sibley-volcanic-park-page"
        }
      ]
    }
  ],
  "entities": [
    {
      "entity_id": "park-sibley-volcanic-regional-preserve",
      "kind": "park",
      "name": "Sibley Volcanic Regional Preserve"
    }
  ],
  "history": [
    {
      "action": "ADD",
      "change_set_id": "wp-20260920-ebrpd-preserves-batch-03",
      "evidence_refs": [],
      "knowledge_gap_refs": [],
      "path": "canonical/v0/observations/observation-ebrpd-sibley-volcanic-visitor-profile.json",
      "reason": "Add a deduplicated planning profile from the live EBRPD preserve page reviewed on 2026-09-20.",
      "record_id": "observation-ebrpd-sibley-volcanic-visitor-profile",
      "record_type": "observation",
      "summary": "Add four additional previously uncaptured EBRPD preserve visitor profiles."
    }
  ],
  "navigation": {
    "next_id": "observation-ebrpd-sobrante-ridge-visitor-profile",
    "position": 149,
    "previous_id": "observation-ebrpd-sibley-camping-20260922",
    "total": 1318
  },
  "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-sibley-volcanic-visitor-profile",
      "observed_at": null,
      "observer": "Wayproof live source review",
      "retrieved_at": "2026-09-20T07:00:00+00:00",
      "source_id": "source-ebrpd-sibley-volcanic-park-page"
    }
  ],
  "record": {
    "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-sibley-volcanic-visitor-profile",
    "observed_at": null,
    "observer": "Wayproof live source review",
    "retrieved_at": "2026-09-20T07:00:00+00:00",
    "source_id": "source-ebrpd-sibley-volcanic-park-page"
  },
  "record_type": "observation",
  "related_records": [],
  "sources": [
    {
      "locator": "https://www.ebparks.org/parks/sibley-volcanic",
      "publisher": "East Bay Regional Park District",
      "source_id": "source-ebrpd-sibley-volcanic-park-page"
    }
  ]
}