{
  "claims": [
    {
      "claim": {
        "claim_id": "claim-emigrant-crabtree-camp-bear-junction",
        "evidence_ids": [
          "evidence-emigrant-crabtree-camp-bear-junction"
        ],
        "predicate": "mapped_route_connector",
        "spatial_scope_ids": [
          "scope-route-segment-emigrant-crabtree-camp-bear-junction"
        ],
        "subject_id": "route-segment-emigrant-crabtree-camp-bear-junction",
        "temporal_scope": null,
        "value": {
          "distance_miles": null,
          "distance_status": "not_printed",
          "end_node_id": "route-node-emigrant-bear-junction",
          "precision_note": "Mapped connectivity; no surveyed coordinates. Schematic distance is an estimate, not navigation.",
          "route_role": "official_mainline",
          "start_node_id": "route-node-emigrant-camp-west-approach"
        }
      },
      "evidence": [
        {
          "claim_id": "claim-emigrant-crabtree-camp-bear-junction",
          "evidence_id": "evidence-emigrant-crabtree-camp-bear-junction",
          "notes": "",
          "observation_id": "observation-emigrant-crabtree-camp-bear-junction",
          "stance": "supports"
        }
      ],
      "observations": [
        {
          "artifact_refs": [],
          "content": "Minimum Camping Distance Map for Camp Lake, page 1 (2021 filename): system trail from To Crabtree Trailhead follows south of Camp Lake to an east-side fork explicitly labeled To Bear Lake.",
          "observation_id": "observation-emigrant-crabtree-camp-bear-junction",
          "observed_at": null,
          "observer": "Wayproof primary-source text and visual map review",
          "retrieved_at": "2026-10-05T22:52:54+00:00",
          "source_id": "source-usfs-emigrant-camp-camping-map"
        }
      ],
      "sources": [
        {
          "locator": "https://www.fs.usda.gov/sites/nfs/files/legacy-media/stanislaus/Camp%20Lake%20-%20Minimum%20Camping%20Distances%202021.pdf",
          "publisher": "USDA Forest Service, Stanislaus National Forest",
          "source_id": "source-usfs-emigrant-camp-camping-map"
        }
      ]
    }
  ],
  "entities": [
    {
      "entity_id": "route-segment-emigrant-crabtree-camp-bear-junction",
      "kind": "route_segment",
      "name": "Camp Bear Junction"
    }
  ],
  "history": [
    {
      "action": "ADD",
      "change_set_id": "wp-20261005-emigrant-crabtree-lakes",
      "evidence_refs": [
        "evidence-emigrant-crabtree-camp-bear-junction"
      ],
      "knowledge_gap_refs": [],
      "path": "canonical/v0/claims/claim-emigrant-crabtree-camp-bear-junction.json",
      "reason": "Add bounded Crabtree lake approaches while preserving map precision and unresolved coverage.",
      "record_id": "claim-emigrant-crabtree-camp-bear-junction",
      "record_type": "claim",
      "summary": "Model shared Crabtree approaches to Camp and Bear lakes with conflicting mileage reports and lake camping rechecks."
    }
  ],
  "navigation": {
    "next_id": "claim-emigrant-crabtree-camp-camping-exclusion",
    "position": 652,
    "previous_id": "claim-emigrant-crabtree-bear-spur",
    "total": 3965
  },
  "observations": [
    {
      "artifact_refs": [],
      "content": "Minimum Camping Distance Map for Camp Lake, page 1 (2021 filename): system trail from To Crabtree Trailhead follows south of Camp Lake to an east-side fork explicitly labeled To Bear Lake.",
      "observation_id": "observation-emigrant-crabtree-camp-bear-junction",
      "observed_at": null,
      "observer": "Wayproof primary-source text and visual map review",
      "retrieved_at": "2026-10-05T22:52:54+00:00",
      "source_id": "source-usfs-emigrant-camp-camping-map"
    }
  ],
  "record": {
    "claim_id": "claim-emigrant-crabtree-camp-bear-junction",
    "evidence_ids": [
      "evidence-emigrant-crabtree-camp-bear-junction"
    ],
    "predicate": "mapped_route_connector",
    "spatial_scope_ids": [
      "scope-route-segment-emigrant-crabtree-camp-bear-junction"
    ],
    "subject_id": "route-segment-emigrant-crabtree-camp-bear-junction",
    "temporal_scope": null,
    "value": {
      "distance_miles": null,
      "distance_status": "not_printed",
      "end_node_id": "route-node-emigrant-bear-junction",
      "precision_note": "Mapped connectivity; no surveyed coordinates. Schematic distance is an estimate, not navigation.",
      "route_role": "official_mainline",
      "start_node_id": "route-node-emigrant-camp-west-approach"
    }
  },
  "record_type": "claim",
  "related_records": [],
  "sources": [
    {
      "locator": "https://www.fs.usda.gov/sites/nfs/files/legacy-media/stanislaus/Camp%20Lake%20-%20Minimum%20Camping%20Distances%202021.pdf",
      "publisher": "USDA Forest Service, Stanislaus National Forest",
      "source_id": "source-usfs-emigrant-camp-camping-map"
    }
  ]
}