{
  "claims": [
    {
      "claim": {
        "claim_id": "claim-emigrant-northern-sonora-toilet-project",
        "evidence_ids": [
          "evidence-emigrant-northern-sonora-toilet-project"
        ],
        "predicate": "published_facility_project",
        "spatial_scope_ids": [
          "scope-restroom-emigrant-sonora-pass",
          "scope-emigrant-sonora-pass"
        ],
        "subject_id": "restroom-emigrant-sonora-pass",
        "temporal_scope": null,
        "value": {
          "completion_status": "unknown",
          "planned_completion_year": 2026,
          "project": "new vault toilets at Sonora Pass day use area",
          "source_edition": "2023"
        }
      },
      "evidence": [
        {
          "claim_id": "claim-emigrant-northern-sonora-toilet-project",
          "evidence_id": "evidence-emigrant-northern-sonora-toilet-project",
          "notes": "",
          "observation_id": "observation-emigrant-northern-sonora-toilet-project",
          "stance": "supports"
        }
      ],
      "observations": [
        {
          "artifact_refs": [],
          "content": "Traveler 2023 p8 lists new vault toilets at Sonora Pass day use area among improvements planned complete by 2026. A plan is not evidence of completion.",
          "observation_id": "observation-emigrant-northern-sonora-toilet-project",
          "observed_at": null,
          "observer": "Wayproof primary-source text, geospatial map and named-feature review",
          "retrieved_at": "2026-10-06T15:34:28+00:00",
          "source_id": "source-usfs-emigrant-traveler-2023"
        }
      ],
      "sources": [
        {
          "locator": "https://www.fs.usda.gov/sites/nfs/files/legacy-media/stanislaus/Traveler%202023.pdf",
          "publisher": "USDA Forest Service, Stanislaus National Forest",
          "source_id": "source-usfs-emigrant-traveler-2023"
        }
      ]
    }
  ],
  "entities": [
    {
      "entity_id": "restroom-emigrant-sonora-pass",
      "kind": "restroom",
      "name": "Sonora Pass trailhead restrooms"
    }
  ],
  "history": [
    {
      "action": "ADD",
      "change_set_id": "wp-20261006-emigrant-northern-coverage",
      "evidence_refs": [
        "evidence-emigrant-northern-sonora-toilet-project"
      ],
      "knowledge_gap_refs": [],
      "path": "canonical/v0/claims/claim-emigrant-northern-sonora-toilet-project.json",
      "reason": "Add bounded northern approaches, geometry and historical access evidence; preserve unresolved planning limits.",
      "record_id": "claim-emigrant-northern-sonora-toilet-project",
      "record_type": "claim",
      "summary": "Add six northern Emigrant approaches, four with reviewed display geometry, plus distinct historical facilities and access conflicts."
    }
  ],
  "navigation": {
    "next_id": "claim-emigrant-northern-waterhouse-access-recheck",
    "position": 780,
    "previous_id": "claim-emigrant-northern-sonora-pass-restrooms",
    "total": 3965
  },
  "observations": [
    {
      "artifact_refs": [],
      "content": "Traveler 2023 p8 lists new vault toilets at Sonora Pass day use area among improvements planned complete by 2026. A plan is not evidence of completion.",
      "observation_id": "observation-emigrant-northern-sonora-toilet-project",
      "observed_at": null,
      "observer": "Wayproof primary-source text, geospatial map and named-feature review",
      "retrieved_at": "2026-10-06T15:34:28+00:00",
      "source_id": "source-usfs-emigrant-traveler-2023"
    }
  ],
  "record": {
    "claim_id": "claim-emigrant-northern-sonora-toilet-project",
    "evidence_ids": [
      "evidence-emigrant-northern-sonora-toilet-project"
    ],
    "predicate": "published_facility_project",
    "spatial_scope_ids": [
      "scope-restroom-emigrant-sonora-pass",
      "scope-emigrant-sonora-pass"
    ],
    "subject_id": "restroom-emigrant-sonora-pass",
    "temporal_scope": null,
    "value": {
      "completion_status": "unknown",
      "planned_completion_year": 2026,
      "project": "new vault toilets at Sonora Pass day use area",
      "source_edition": "2023"
    }
  },
  "record_type": "claim",
  "related_records": [],
  "sources": [
    {
      "locator": "https://www.fs.usda.gov/sites/nfs/files/legacy-media/stanislaus/Traveler%202023.pdf",
      "publisher": "USDA Forest Service, Stanislaus National Forest",
      "source_id": "source-usfs-emigrant-traveler-2023"
    }
  ]
}