{
  "claims": [
    {
      "claim": {
        "claim_id": "claim-google-maps-del-valle-hetch-hetchy-coordinate",
        "evidence_ids": [
          "evidence-google-maps-del-valle-hetch-hetchy-coordinate"
        ],
        "predicate": "google_maps_coordinate",
        "spatial_scope_ids": [
          "scope-del-valle-park"
        ],
        "subject_id": "group-camp-del-valle-hetch-hetchy",
        "temporal_scope": null,
        "value": {
          "latitude": 37.5908125,
          "longitude": -121.7143125,
          "plus_code": "849WH7RP+87",
          "provenance_class": "third_party_labeled_place"
        }
      },
      "evidence": [
        {
          "claim_id": "claim-google-maps-del-valle-hetch-hetchy-coordinate",
          "evidence_id": "evidence-google-maps-del-valle-hetch-hetchy-coordinate",
          "notes": "Supports a separately attributed third-party map point; it does not fill or modify the null GIS fields in the ReserveAmerica site profile.",
          "observation_id": "observation-google-maps-del-valle-hetch-hetchy-coordinate",
          "stance": "supports"
        }
      ],
      "observations": [
        {
          "artifact_refs": [
            "Google Maps labeled place",
            "Plus Code"
          ],
          "content": "Google Maps labels Hetch Hetchy at 37.5908125, -121.7143125 and publishes Plus Code 849WH7RP+87. This is a third-party map location, not an EBRPD-published survey coordinate.",
          "observation_id": "observation-google-maps-del-valle-hetch-hetchy-coordinate",
          "observed_at": null,
          "observer": "Wayproof live Chrome source review",
          "retrieved_at": "2026-09-20T00:00:00+00:00",
          "source_id": "source-google-maps-del-valle-hetch-hetchy"
        }
      ],
      "sources": [
        {
          "locator": "https://maps.app.goo.gl/m7G1khEjfRYXEd976?g_st=ic",
          "publisher": "Google Maps",
          "source_id": "source-google-maps-del-valle-hetch-hetchy"
        }
      ]
    }
  ],
  "entities": [
    {
      "entity_id": "group-camp-del-valle-hetch-hetchy",
      "kind": "group_campsite",
      "name": "Hetch Hetchy"
    }
  ],
  "history": [
    {
      "action": "ADD",
      "change_set_id": "wp-20260920-google-maps-del-valle-group-camp-coordinates",
      "evidence_refs": [
        "evidence-google-maps-del-valle-hetch-hetchy-coordinate"
      ],
      "knowledge_gap_refs": [],
      "path": "canonical/v0/claims/claim-google-maps-del-valle-hetch-hetchy-coordinate.json",
      "reason": "Add an explicitly third-party Google Maps coordinate without altering the source-faithful ReserveAmerica profile.",
      "record_id": "claim-google-maps-del-valle-hetch-hetchy-coordinate",
      "record_type": "claim",
      "summary": "Add separately attributed Google Maps labeled-place coordinates for four Del Valle group camps while leaving ReserveAmerica GIS omissions and unresolved sites intact."
    }
  ],
  "navigation": {
    "next_id": "claim-google-maps-del-valle-venados-coordinate",
    "position": 980,
    "previous_id": "claim-google-maps-del-valle-eagles-view-coordinate",
    "total": 3965
  },
  "observations": [
    {
      "artifact_refs": [
        "Google Maps labeled place",
        "Plus Code"
      ],
      "content": "Google Maps labels Hetch Hetchy at 37.5908125, -121.7143125 and publishes Plus Code 849WH7RP+87. This is a third-party map location, not an EBRPD-published survey coordinate.",
      "observation_id": "observation-google-maps-del-valle-hetch-hetchy-coordinate",
      "observed_at": null,
      "observer": "Wayproof live Chrome source review",
      "retrieved_at": "2026-09-20T00:00:00+00:00",
      "source_id": "source-google-maps-del-valle-hetch-hetchy"
    }
  ],
  "record": {
    "claim_id": "claim-google-maps-del-valle-hetch-hetchy-coordinate",
    "evidence_ids": [
      "evidence-google-maps-del-valle-hetch-hetchy-coordinate"
    ],
    "predicate": "google_maps_coordinate",
    "spatial_scope_ids": [
      "scope-del-valle-park"
    ],
    "subject_id": "group-camp-del-valle-hetch-hetchy",
    "temporal_scope": null,
    "value": {
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      "plus_code": "849WH7RP+87",
      "provenance_class": "third_party_labeled_place"
    }
  },
  "record_type": "claim",
  "related_records": [],
  "sources": [
    {
      "locator": "https://maps.app.goo.gl/m7G1khEjfRYXEd976?g_st=ic",
      "publisher": "Google Maps",
      "source_id": "source-google-maps-del-valle-hetch-hetchy"
    }
  ]
}