{
  "claims": [
    {
      "claim": {
        "claim_id": "claim-tilden-central-park-drive-weekday-closure-2026",
        "evidence_ids": [
          "evidence-tilden-central-park-drive-weekday-closure-2026"
        ],
        "predicate": "road_access_status",
        "spatial_scope_ids": [
          "scope-charles-lee-tilden-regional-park"
        ],
        "subject_id": "park-charles-lee-tilden-regional-park",
        "temporal_scope": {
          "ends_on": "2026-09-25",
          "starts_on": "2026-09-22"
        },
        "value": {
          "detours": [
            "vehicles",
            "cyclists",
            "hikers"
          ],
          "facilities_at_both_ends": "open",
          "reason": "fuels management work",
          "segment": "between Merry-Go-Round and Meadows Picnic Area",
          "status": "closed_weekdays",
          "weekends": "open"
        }
      },
      "evidence": [
        {
          "claim_id": "claim-tilden-central-park-drive-weekday-closure-2026",
          "evidence_id": "evidence-tilden-central-park-drive-weekday-closure-2026",
          "notes": "Current or recurring access notice published on the official Tilden park page; recheck before travel.",
          "observation_id": "observation-ebrpd-tilden-access-conditions-20260922",
          "stance": "supports"
        }
      ],
      "observations": [
        {
          "artifact_refs": [
            "Current notices",
            "To Reach The Park",
            "Park Accessibility",
            "Hiking and Biking"
          ],
          "content": "The live Tilden page identifies named entrances and staging areas, maps them to visitor destinations, publishes current road and trail disruptions, and describes Inspiration Point as the preferred access for Nimitz Way.",
          "observation_id": "observation-ebrpd-tilden-access-conditions-20260922",
          "observed_at": null,
          "observer": "Wayproof live source review",
          "retrieved_at": "2026-09-22T15:30:00+00:00",
          "source_id": "source-ebrpd-tilden-park-page"
        }
      ],
      "sources": [
        {
          "locator": "https://www.ebparks.org/parks/tilden",
          "publisher": "East Bay Regional Park District",
          "source_id": "source-ebrpd-tilden-park-page"
        }
      ]
    }
  ],
  "entities": [
    {
      "entity_id": "park-charles-lee-tilden-regional-park",
      "kind": "park",
      "name": "Charles Lee Tilden Regional Park"
    }
  ],
  "history": [
    {
      "action": "ADD",
      "change_set_id": "wp-20260922-tilden-access-routes-conditions",
      "evidence_refs": [],
      "knowledge_gap_refs": [],
      "path": "canonical/v0/claims/claim-tilden-central-park-drive-weekday-closure-2026.json",
      "reason": "Materialize official Tilden access, route, coordinate, or current-condition knowledge.",
      "record_id": "claim-tilden-central-park-drive-weekday-closure-2026",
      "record_type": "claim",
      "summary": "Deepen Tilden access, route, geospatial, and current-condition knowledge."
    }
  ],
  "navigation": {
    "next_id": "claim-tilden-gillespie-seasonal-closure-2026-2027",
    "position": 3425,
    "previous_id": "claim-tilden-camps-reserveamerica",
    "total": 3965
  },
  "observations": [
    {
      "artifact_refs": [
        "Current notices",
        "To Reach The Park",
        "Park Accessibility",
        "Hiking and Biking"
      ],
      "content": "The live Tilden page identifies named entrances and staging areas, maps them to visitor destinations, publishes current road and trail disruptions, and describes Inspiration Point as the preferred access for Nimitz Way.",
      "observation_id": "observation-ebrpd-tilden-access-conditions-20260922",
      "observed_at": null,
      "observer": "Wayproof live source review",
      "retrieved_at": "2026-09-22T15:30:00+00:00",
      "source_id": "source-ebrpd-tilden-park-page"
    }
  ],
  "record": {
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    "evidence_ids": [
      "evidence-tilden-central-park-drive-weekday-closure-2026"
    ],
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      "scope-charles-lee-tilden-regional-park"
    ],
    "subject_id": "park-charles-lee-tilden-regional-park",
    "temporal_scope": {
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      "starts_on": "2026-09-22"
    },
    "value": {
      "detours": [
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        "cyclists",
        "hikers"
      ],
      "facilities_at_both_ends": "open",
      "reason": "fuels management work",
      "segment": "between Merry-Go-Round and Meadows Picnic Area",
      "status": "closed_weekdays",
      "weekends": "open"
    }
  },
  "record_type": "claim",
  "related_records": [],
  "sources": [
    {
      "locator": "https://www.ebparks.org/parks/tilden",
      "publisher": "East Bay Regional Park District",
      "source_id": "source-ebrpd-tilden-park-page"
    }
  ]
}