{
  "claims": [
    {
      "claim": {
        "claim_id": "claim-sunol-backpack-high-valley-use",
        "evidence_ids": [
          "evidence-sunol-backpack-high-valley-use"
        ],
        "predicate": "site_inventory",
        "spatial_scope_ids": [
          "scope-sunol-backpack-camp",
          "scope-sunol-high-valley-group-camp"
        ],
        "subject_id": "park-sunol-wilderness-regional-preserve",
        "temporal_scope": null,
        "value": {
          "campfires_allowed": false,
          "dogs_allowed_overnight": false,
          "high_valley_access": "steep",
          "high_valley_hike_in_miles": 1.0,
          "minimum_advance_business_days": 5,
          "reservation_channel": "phone",
          "season": "year_round",
          "sites": [
            "camp-ohlone-map-backpack",
            "camp-ohlone-map-high-valley-group"
          ],
          "sunol_backpack_permit_required": true
        }
      },
      "evidence": [
        {
          "claim_id": "claim-sunol-backpack-high-valley-use",
          "evidence_id": "evidence-sunol-backpack-high-valley-use",
          "notes": "Official Sunol visitor material directly identifies both camps and their booking, permit, access, fire, and dog constraints.",
          "observation_id": "observation-ebrpd-sunol-backpack-high-valley-20260922",
          "stance": "supports"
        }
      ],
      "observations": [
        {
          "artifact_refs": [
            "Sunol Backpack Area and High Valley Group Camp"
          ],
          "content": "Sunol Backpack Camp and High Valley Group Camp are open year-round by advance phone reservation at least five business days ahead. An Ohlone Wilderness Trail Permit is required at Sunol Backpack Camp. Dogs are not permitted overnight and campfires are prohibited. High Valley is a steep one-mile hike from the visitor center.",
          "observation_id": "observation-ebrpd-sunol-backpack-high-valley-20260922",
          "observed_at": null,
          "observer": "Wayproof official source review",
          "retrieved_at": "2026-09-22T00:00:00-07:00",
          "source_id": "source-ebrpd-sunol-park-page"
        }
      ],
      "sources": [
        {
          "locator": "https://www.ebparks.org/parks/sunol",
          "publisher": "East Bay Regional Park District",
          "source_id": "source-ebrpd-sunol-park-page"
        }
      ]
    }
  ],
  "entities": [
    {
      "entity_id": "park-sunol-wilderness-regional-preserve",
      "kind": "park",
      "name": "Sunol Wilderness Regional Preserve"
    }
  ],
  "history": [
    {
      "action": "ADD",
      "change_set_id": "wp-20260922-ebrpd-depth-completion-audit",
      "evidence_refs": [],
      "knowledge_gap_refs": [],
      "path": "canonical/v0/observations/observation-ebrpd-sunol-backpack-high-valley-20260922.json",
      "reason": "Close the final orphaned Sunol camp records found by the EBRPD depth audit.",
      "record_id": "observation-ebrpd-sunol-backpack-high-valley-20260922",
      "record_type": "observation",
      "summary": "Close final EBRPD park-depth audit gaps and enforce coverage."
    }
  ],
  "navigation": {
    "next_id": "observation-ebrpd-sunol-camping-map-site-descriptions",
    "position": 151,
    "previous_id": "observation-ebrpd-sobrante-ridge-visitor-profile",
    "total": 1318
  },
  "observations": [
    {
      "artifact_refs": [
        "Sunol Backpack Area and High Valley Group Camp"
      ],
      "content": "Sunol Backpack Camp and High Valley Group Camp are open year-round by advance phone reservation at least five business days ahead. An Ohlone Wilderness Trail Permit is required at Sunol Backpack Camp. Dogs are not permitted overnight and campfires are prohibited. High Valley is a steep one-mile hike from the visitor center.",
      "observation_id": "observation-ebrpd-sunol-backpack-high-valley-20260922",
      "observed_at": null,
      "observer": "Wayproof official source review",
      "retrieved_at": "2026-09-22T00:00:00-07:00",
      "source_id": "source-ebrpd-sunol-park-page"
    }
  ],
  "record": {
    "artifact_refs": [
      "Sunol Backpack Area and High Valley Group Camp"
    ],
    "content": "Sunol Backpack Camp and High Valley Group Camp are open year-round by advance phone reservation at least five business days ahead. An Ohlone Wilderness Trail Permit is required at Sunol Backpack Camp. Dogs are not permitted overnight and campfires are prohibited. High Valley is a steep one-mile hike from the visitor center.",
    "observation_id": "observation-ebrpd-sunol-backpack-high-valley-20260922",
    "observed_at": null,
    "observer": "Wayproof official source review",
    "retrieved_at": "2026-09-22T00:00:00-07:00",
    "source_id": "source-ebrpd-sunol-park-page"
  },
  "record_type": "observation",
  "related_records": [],
  "sources": [
    {
      "locator": "https://www.ebparks.org/parks/sunol",
      "publisher": "East Bay Regional Park District",
      "source_id": "source-ebrpd-sunol-park-page"
    }
  ]
}