{
  "claims": [
    {
      "claim": {
        "claim_id": "claim-emigrant-crabtree-bear-favorite-hikes",
        "evidence_ids": [
          "evidence-emigrant-crabtree-bear-favorite-hikes"
        ],
        "predicate": "published_approach_distance_report",
        "spatial_scope_ids": [
          "scope-route-emigrant-crabtree-bear-lake"
        ],
        "subject_id": "route-emigrant-crabtree-bear-lake",
        "temporal_scope": null,
        "value": {
          "endpoint_precision": "lake destination; exact point unspecified",
          "reported_one_way_miles": 4,
          "source_edition": "2018-11",
          "status": "conflicting reports; not a resolved route total"
        }
      },
      "evidence": [
        {
          "claim_id": "claim-emigrant-crabtree-bear-favorite-hikes",
          "evidence_id": "evidence-emigrant-crabtree-bear-favorite-hikes",
          "notes": "",
          "observation_id": "observation-emigrant-crabtree-bear-favorite-hikes",
          "stance": "supports"
        }
      ],
      "observations": [
        {
          "artifact_refs": [],
          "content": "2018-11, ROG 16-41 Day Hikes, page 2: Bear Lake 4 miles from Crabtree. Endpoint precision is not specified; editions disagree.",
          "observation_id": "observation-emigrant-crabtree-bear-favorite-hikes",
          "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-favorite-hikes"
        }
      ],
      "sources": [
        {
          "locator": "https://www.fs.usda.gov/sites/nfs/files/r05/stanislaus/publication/Favorite%20Hiking%20Trails.pdf",
          "publisher": "USDA Forest Service, Stanislaus National Forest",
          "source_id": "source-usfs-emigrant-favorite-hikes"
        }
      ]
    },
    {
      "claim": {
        "claim_id": "claim-emigrant-crabtree-bear-profile",
        "evidence_ids": [
          "evidence-emigrant-crabtree-bear-profile"
        ],
        "predicate": "route_description",
        "spatial_scope_ids": [
          "scope-route-emigrant-crabtree-bear-lake"
        ],
        "subject_id": "route-emigrant-crabtree-bear-lake",
        "temporal_scope": null,
        "value": {
          "current_conditions": "unknown",
          "directionality": "bidirectional mapped trail",
          "entry_id": "trailhead-emigrant-crabtree",
          "name_status": "Wayproof descriptive approach",
          "objective_id": "waterbody-emigrant-bear-lake",
          "source_edition": "2018-11"
        }
      },
      "evidence": [
        {
          "claim_id": "claim-emigrant-crabtree-bear-profile",
          "evidence_id": "evidence-emigrant-crabtree-bear-profile",
          "notes": "",
          "observation_id": "observation-emigrant-crabtree-bear-profile",
          "stance": "supports"
        }
      ],
      "observations": [
        {
          "artifact_refs": [],
          "content": "Favorite Hiking Trails, ROG 16-41, November 2018, page 2 Day Hikes (mileages one way): Bear Lake starts from Crabtree; Bear Lake continues past Camp Lake. Route names used here are descriptive, not asserted official trail names.",
          "observation_id": "observation-emigrant-crabtree-bear-profile",
          "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-favorite-hikes"
        }
      ],
      "sources": [
        {
          "locator": "https://www.fs.usda.gov/sites/nfs/files/r05/stanislaus/publication/Favorite%20Hiking%20Trails.pdf",
          "publisher": "USDA Forest Service, Stanislaus National Forest",
          "source_id": "source-usfs-emigrant-favorite-hikes"
        }
      ]
    },
    {
      "claim": {
        "claim_id": "claim-emigrant-crabtree-camp-favorite-hikes",
        "evidence_ids": [
          "evidence-emigrant-crabtree-camp-favorite-hikes"
        ],
        "predicate": "published_approach_distance_report",
        "spatial_scope_ids": [
          "scope-route-emigrant-crabtree-camp-lake"
        ],
        "subject_id": "route-emigrant-crabtree-camp-lake",
        "temporal_scope": null,
        "value": {
          "endpoint_precision": "lake destination; exact point unspecified",
          "reported_one_way_miles": 3,
          "source_edition": "2018-11",
          "status": "conflicting reports; not a resolved route total"
        }
      },
      "evidence": [
        {
          "claim_id": "claim-emigrant-crabtree-camp-favorite-hikes",
          "evidence_id": "evidence-emigrant-crabtree-camp-favorite-hikes",
          "notes": "",
          "observation_id": "observation-emigrant-crabtree-camp-favorite-hikes",
          "stance": "supports"
        }
      ],
      "observations": [
        {
          "artifact_refs": [],
          "content": "2018-11, ROG 16-41 Day Hikes, page 2: Camp Lake 3 miles from Crabtree. Endpoint precision is not specified; editions disagree.",
          "observation_id": "observation-emigrant-crabtree-camp-favorite-hikes",
          "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-favorite-hikes"
        }
      ],
      "sources": [
        {
          "locator": "https://www.fs.usda.gov/sites/nfs/files/r05/stanislaus/publication/Favorite%20Hiking%20Trails.pdf",
          "publisher": "USDA Forest Service, Stanislaus National Forest",
          "source_id": "source-usfs-emigrant-favorite-hikes"
        }
      ]
    },
    {
      "claim": {
        "claim_id": "claim-emigrant-crabtree-camp-profile",
        "evidence_ids": [
          "evidence-emigrant-crabtree-camp-profile"
        ],
        "predicate": "route_description",
        "spatial_scope_ids": [
          "scope-route-emigrant-crabtree-camp-lake"
        ],
        "subject_id": "route-emigrant-crabtree-camp-lake",
        "temporal_scope": null,
        "value": {
          "current_conditions": "unknown",
          "directionality": "bidirectional mapped trail",
          "entry_id": "trailhead-emigrant-crabtree",
          "name_status": "Wayproof descriptive approach",
          "objective_id": "waterbody-emigrant-camp-lake",
          "source_edition": "2018-11"
        }
      },
      "evidence": [
        {
          "claim_id": "claim-emigrant-crabtree-camp-profile",
          "evidence_id": "evidence-emigrant-crabtree-camp-profile",
          "notes": "",
          "observation_id": "observation-emigrant-crabtree-camp-profile",
          "stance": "supports"
        }
      ],
      "observations": [
        {
          "artifact_refs": [],
          "content": "Favorite Hiking Trails, ROG 16-41, November 2018, page 2 Day Hikes (mileages one way): Camp Lake starts from Crabtree; Bear Lake continues past Camp Lake. Route names used here are descriptive, not asserted official trail names.",
          "observation_id": "observation-emigrant-crabtree-camp-profile",
          "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-favorite-hikes"
        }
      ],
      "sources": [
        {
          "locator": "https://www.fs.usda.gov/sites/nfs/files/r05/stanislaus/publication/Favorite%20Hiking%20Trails.pdf",
          "publisher": "USDA Forest Service, Stanislaus National Forest",
          "source_id": "source-usfs-emigrant-favorite-hikes"
        }
      ]
    },
    {
      "claim": {
        "claim_id": "claim-emigrant-northern-coyote-cooper-meadow-mileage-favorite-hikes",
        "evidence_ids": [
          "evidence-emigrant-northern-coyote-cooper-meadow-mileage-favorite-hikes"
        ],
        "predicate": "published_approach_distance_report",
        "spatial_scope_ids": [
          "scope-route-emigrant-coyote-cooper-meadow"
        ],
        "subject_id": "route-emigrant-coyote-cooper-meadow",
        "temporal_scope": null,
        "value": {
          "distance_convention": "one way",
          "endpoint_precision": "unspecified",
          "not_atomic_distance": true,
          "reported_miles": 3,
          "source_edition": "2018-11"
        }
      },
      "evidence": [
        {
          "claim_id": "claim-emigrant-northern-coyote-cooper-meadow-mileage-favorite-hikes",
          "evidence_id": "evidence-emigrant-northern-coyote-cooper-meadow-mileage-favorite-hikes",
          "notes": "",
          "observation_id": "observation-emigrant-northern-coyote-cooper-meadow-mileage-favorite-hikes",
          "stance": "supports"
        }
      ],
      "observations": [
        {
          "artifact_refs": [],
          "content": "ROG 16-41 November 2018 p3 lists Cooper Meadow as three miles and identifies Coyote Meadow Trailhead as the start. The Day Hikes introduction on p2 specifies one-way mileages. The precise meadow endpoint is unresolved; this is a destination report, not an atomic segment distance.",
          "observation_id": "observation-emigrant-northern-coyote-cooper-meadow-mileage-favorite-hikes",
          "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-favorite-hikes"
        }
      ],
      "sources": [
        {
          "locator": "https://www.fs.usda.gov/sites/nfs/files/r05/stanislaus/publication/Favorite%20Hiking%20Trails.pdf",
          "publisher": "USDA Forest Service, Stanislaus National Forest",
          "source_id": "source-usfs-emigrant-favorite-hikes"
        }
      ]
    },
    {
      "claim": {
        "claim_id": "claim-emigrant-northern-eagle-boundary",
        "evidence_ids": [
          "evidence-emigrant-northern-eagle-boundary"
        ],
        "predicate": "boundary_approach_limit",
        "spatial_scope_ids": [
          "scope-route-emigrant-eagle-meadow-eagle-pass"
        ],
        "subject_id": "route-emigrant-eagle-meadow-eagle-pass",
        "temporal_scope": null,
        "value": {
          "selected_route": "stops at northern pass approach",
          "wilderness_entry": "south from pass",
          "wilderness_entry_asserted": false
        }
      },
      "evidence": [
        {
          "claim_id": "claim-emigrant-northern-eagle-boundary",
          "evidence_id": "evidence-emigrant-northern-eagle-boundary",
          "notes": "",
          "observation_id": "observation-emigrant-northern-eagle-boundary",
          "stance": "supports"
        }
      ],
      "observations": [
        {
          "artifact_refs": [],
          "content": "ROG 16-41 November 2018 p2 Eagle Creek to Eagle Pass: entry into Emigrant is south from the pass. The guide also reports the trailhead obscured by primitive campsites.",
          "observation_id": "observation-emigrant-northern-eagle-boundary",
          "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-favorite-hikes"
        }
      ],
      "sources": [
        {
          "locator": "https://www.fs.usda.gov/sites/nfs/files/r05/stanislaus/publication/Favorite%20Hiking%20Trails.pdf",
          "publisher": "USDA Forest Service, Stanislaus National Forest",
          "source_id": "source-usfs-emigrant-favorite-hikes"
        }
      ]
    },
    {
      "claim": {
        "claim_id": "claim-emigrant-northern-eagle-meadow-eagle-pass-mileage-favorite-hikes",
        "evidence_ids": [
          "evidence-emigrant-northern-eagle-meadow-eagle-pass-mileage-favorite-hikes"
        ],
        "predicate": "published_approach_distance_report",
        "spatial_scope_ids": [
          "scope-route-emigrant-eagle-meadow-eagle-pass"
        ],
        "subject_id": "route-emigrant-eagle-meadow-eagle-pass",
        "temporal_scope": null,
        "value": {
          "distance_convention": "one way",
          "endpoint_precision": "unspecified",
          "not_atomic_distance": true,
          "reported_miles": 3,
          "source_edition": "2018-11"
        }
      },
      "evidence": [
        {
          "claim_id": "claim-emigrant-northern-eagle-meadow-eagle-pass-mileage-favorite-hikes",
          "evidence_id": "evidence-emigrant-northern-eagle-meadow-eagle-pass-mileage-favorite-hikes",
          "notes": "",
          "observation_id": "observation-emigrant-northern-eagle-meadow-eagle-pass-mileage-favorite-hikes",
          "stance": "supports"
        }
      ],
      "observations": [
        {
          "artifact_refs": [],
          "content": "2018-11 favorite-hikes: Eagle Meadow to Eagle Pass is reported as 3 miles (one way). Precise endpoint and parking inclusion are not resolved.",
          "observation_id": "observation-emigrant-northern-eagle-meadow-eagle-pass-mileage-favorite-hikes",
          "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-favorite-hikes"
        }
      ],
      "sources": [
        {
          "locator": "https://www.fs.usda.gov/sites/nfs/files/r05/stanislaus/publication/Favorite%20Hiking%20Trails.pdf",
          "publisher": "USDA Forest Service, Stanislaus National Forest",
          "source_id": "source-usfs-emigrant-favorite-hikes"
        }
      ]
    },
    {
      "claim": {
        "claim_id": "claim-emigrant-northern-kennedy-meadows-relief-reservoir-mileage-favorite-hikes",
        "evidence_ids": [
          "evidence-emigrant-northern-kennedy-meadows-relief-reservoir-mileage-favorite-hikes"
        ],
        "predicate": "published_approach_distance_report",
        "spatial_scope_ids": [
          "scope-route-emigrant-kennedy-meadows-relief-reservoir"
        ],
        "subject_id": "route-emigrant-kennedy-meadows-relief-reservoir",
        "temporal_scope": null,
        "value": {
          "distance_convention": "one way",
          "endpoint_precision": "unspecified",
          "not_atomic_distance": true,
          "reported_miles": 3,
          "source_edition": "2018-11"
        }
      },
      "evidence": [
        {
          "claim_id": "claim-emigrant-northern-kennedy-meadows-relief-reservoir-mileage-favorite-hikes",
          "evidence_id": "evidence-emigrant-northern-kennedy-meadows-relief-reservoir-mileage-favorite-hikes",
          "notes": "",
          "observation_id": "observation-emigrant-northern-kennedy-meadows-relief-reservoir-mileage-favorite-hikes",
          "stance": "supports"
        }
      ],
      "observations": [
        {
          "artifact_refs": [],
          "content": "2018-11 favorite-hikes: Kennedy Meadows to Relief Reservoir is reported as 3 miles (one way). Precise endpoint and parking inclusion are not resolved.",
          "observation_id": "observation-emigrant-northern-kennedy-meadows-relief-reservoir-mileage-favorite-hikes",
          "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-favorite-hikes"
        }
      ],
      "sources": [
        {
          "locator": "https://www.fs.usda.gov/sites/nfs/files/r05/stanislaus/publication/Favorite%20Hiking%20Trails.pdf",
          "publisher": "USDA Forest Service, Stanislaus National Forest",
          "source_id": "source-usfs-emigrant-favorite-hikes"
        }
      ]
    },
    {
      "claim": {
        "claim_id": "claim-emigrant-northern-relief-stock-use",
        "evidence_ids": [
          "evidence-emigrant-northern-relief-stock-use"
        ],
        "predicate": "historical_trail_use",
        "spatial_scope_ids": [
          "scope-route-emigrant-kennedy-meadows-relief-reservoir"
        ],
        "subject_id": "route-emigrant-kennedy-meadows-relief-reservoir",
        "temporal_scope": null,
        "value": {
          "current_condition": "unknown",
          "reported_use": "heavy stock use",
          "source_edition": "2018-11"
        }
      },
      "evidence": [
        {
          "claim_id": "claim-emigrant-northern-relief-stock-use",
          "evidence_id": "evidence-emigrant-northern-relief-stock-use",
          "notes": "",
          "observation_id": "observation-emigrant-northern-relief-stock-use",
          "stance": "supports"
        }
      ],
      "observations": [
        {
          "artifact_refs": [],
          "content": "ROG 16-41 November 2018 p2 Relief Reservoir description reports heavy stock use. This is a historical usage report, not current trail suitability.",
          "observation_id": "observation-emigrant-northern-relief-stock-use",
          "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-favorite-hikes"
        }
      ],
      "sources": [
        {
          "locator": "https://www.fs.usda.gov/sites/nfs/files/r05/stanislaus/publication/Favorite%20Hiking%20Trails.pdf",
          "publisher": "USDA Forest Service, Stanislaus National Forest",
          "source_id": "source-usfs-emigrant-favorite-hikes"
        }
      ]
    },
    {
      "claim": {
        "claim_id": "claim-emigrant-western-powell-favorite-hikes",
        "evidence_ids": [
          "evidence-emigrant-western-powell-favorite-hikes"
        ],
        "predicate": "published_approach_distance_report",
        "spatial_scope_ids": [
          "scope-route-emigrant-gianelli-powell-lake"
        ],
        "subject_id": "route-emigrant-gianelli-powell-lake",
        "temporal_scope": null,
        "value": {
          "not_atomic_distance": true,
          "qualifier": "printed report",
          "reported_one_way_miles": 2,
          "source_edition": "2018-11"
        }
      },
      "evidence": [
        {
          "claim_id": "claim-emigrant-western-powell-favorite-hikes",
          "evidence_id": "evidence-emigrant-western-powell-favorite-hikes",
          "notes": "",
          "observation_id": "observation-emigrant-western-powell-favorite-hikes",
          "stance": "supports"
        }
      ],
      "observations": [
        {
          "artifact_refs": [],
          "content": "Official favorite-hikes gives Gianelli–Powell Lake as 2 miles; edition 2018-11. The 2018 guide describes Powell as one mile beyond Burst Rock; schematic estimates do not identify every graph vertex.",
          "observation_id": "observation-emigrant-western-powell-favorite-hikes",
          "observed_at": null,
          "observer": "Wayproof primary-source text, georeferenced map and named-feature review",
          "retrieved_at": "2026-10-06T07:44:34+00:00",
          "source_id": "source-usfs-emigrant-favorite-hikes"
        }
      ],
      "sources": [
        {
          "locator": "https://www.fs.usda.gov/sites/nfs/files/r05/stanislaus/publication/Favorite%20Hiking%20Trails.pdf",
          "publisher": "USDA Forest Service, Stanislaus National Forest",
          "source_id": "source-usfs-emigrant-favorite-hikes"
        }
      ]
    },
    {
      "claim": {
        "claim_id": "claim-emigrant-western-powell-guide-night-limit",
        "evidence_ids": [
          "evidence-emigrant-western-powell-guide-night-limit"
        ],
        "predicate": "historical_lake_camping_limit",
        "spatial_scope_ids": [
          "scope-waterbody-emigrant-powell-lake"
        ],
        "subject_id": "waterbody-emigrant-powell-lake",
        "temporal_scope": null,
        "value": {
          "current_interpretation": "requires foundation wilderness recheck",
          "reported_nights": 1,
          "source_edition": "2018-11"
        }
      },
      "evidence": [
        {
          "claim_id": "claim-emigrant-western-powell-guide-night-limit",
          "evidence_id": "evidence-emigrant-western-powell-guide-night-limit",
          "notes": "",
          "observation_id": "observation-emigrant-western-powell-guide-night-limit",
          "stance": "supports"
        }
      ],
      "observations": [
        {
          "artifact_refs": [],
          "content": "ROG 16-41 November 2018 page 2 reports a one-night camping limit for Powell Lake. It does not reconcile the newer one-consecutive-night versus per-trip wilderness wording.",
          "observation_id": "observation-emigrant-western-powell-guide-night-limit",
          "observed_at": null,
          "observer": "Wayproof primary-source text, georeferenced map and named-feature review",
          "retrieved_at": "2026-10-06T07:44:34+00:00",
          "source_id": "source-usfs-emigrant-favorite-hikes"
        }
      ],
      "sources": [
        {
          "locator": "https://www.fs.usda.gov/sites/nfs/files/r05/stanislaus/publication/Favorite%20Hiking%20Trails.pdf",
          "publisher": "USDA Forest Service, Stanislaus National Forest",
          "source_id": "source-usfs-emigrant-favorite-hikes"
        }
      ]
    }
  ],
  "entities": [
    {
      "entity_id": "route-emigrant-coyote-cooper-meadow",
      "kind": "route",
      "name": "Coyote Meadow to Cooper Meadow"
    },
    {
      "entity_id": "route-emigrant-crabtree-bear-lake",
      "kind": "route",
      "name": "Crabtree to Bear Lake"
    },
    {
      "entity_id": "route-emigrant-crabtree-camp-lake",
      "kind": "route",
      "name": "Crabtree to Camp Lake"
    },
    {
      "entity_id": "route-emigrant-eagle-meadow-eagle-pass",
      "kind": "route",
      "name": "Eagle Meadow to Eagle Pass"
    },
    {
      "entity_id": "route-emigrant-gianelli-powell-lake",
      "kind": "route",
      "name": "Gianelli to Powell Lake"
    },
    {
      "entity_id": "route-emigrant-kennedy-meadows-relief-reservoir",
      "kind": "route",
      "name": "Kennedy Meadows to Relief Reservoir"
    },
    {
      "entity_id": "waterbody-emigrant-powell-lake",
      "kind": "waterbody",
      "name": "Powell Lake (Emigrant Wilderness)"
    }
  ],
  "history": [
    {
      "action": "ADD",
      "change_set_id": "wp-20261005-emigrant-crabtree-lakes",
      "evidence_refs": [],
      "knowledge_gap_refs": [],
      "path": "canonical/v0/sources/source-usfs-emigrant-favorite-hikes.json",
      "reason": "Add bounded Crabtree lake approaches while preserving map precision and unresolved coverage.",
      "record_id": "source-usfs-emigrant-favorite-hikes",
      "record_type": "source",
      "summary": "Model shared Crabtree approaches to Camp and Bear lakes with conflicting mileage reports and lake camping rechecks."
    }
  ],
  "navigation": {
    "next_id": "source-usfs-emigrant-grouse-camping-map",
    "position": 533,
    "previous_id": "source-usfs-emigrant-conditions",
    "total": 587
  },
  "observations": [
    {
      "artifact_refs": [],
      "content": "2018-11, ROG 16-41 Day Hikes, page 2: Bear Lake 4 miles from Crabtree. Endpoint precision is not specified; editions disagree.",
      "observation_id": "observation-emigrant-crabtree-bear-favorite-hikes",
      "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-favorite-hikes"
    },
    {
      "artifact_refs": [],
      "content": "Favorite Hiking Trails, ROG 16-41, November 2018, page 2 Day Hikes (mileages one way): Bear Lake starts from Crabtree; Bear Lake continues past Camp Lake. Route names used here are descriptive, not asserted official trail names.",
      "observation_id": "observation-emigrant-crabtree-bear-profile",
      "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-favorite-hikes"
    },
    {
      "artifact_refs": [],
      "content": "2018-11, ROG 16-41 Day Hikes, page 2: Camp Lake 3 miles from Crabtree. Endpoint precision is not specified; editions disagree.",
      "observation_id": "observation-emigrant-crabtree-camp-favorite-hikes",
      "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-favorite-hikes"
    },
    {
      "artifact_refs": [],
      "content": "Favorite Hiking Trails, ROG 16-41, November 2018, page 2 Day Hikes (mileages one way): Camp Lake starts from Crabtree; Bear Lake continues past Camp Lake. Route names used here are descriptive, not asserted official trail names.",
      "observation_id": "observation-emigrant-crabtree-camp-profile",
      "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-favorite-hikes"
    },
    {
      "artifact_refs": [],
      "content": "ROG 16-41 November 2018 p3 lists Cooper Meadow as three miles and identifies Coyote Meadow Trailhead as the start. The Day Hikes introduction on p2 specifies one-way mileages. The precise meadow endpoint is unresolved; this is a destination report, not an atomic segment distance.",
      "observation_id": "observation-emigrant-northern-coyote-cooper-meadow-mileage-favorite-hikes",
      "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-favorite-hikes"
    },
    {
      "artifact_refs": [],
      "content": "ROG 16-41 November 2018 p2 Eagle Creek to Eagle Pass: entry into Emigrant is south from the pass. The guide also reports the trailhead obscured by primitive campsites.",
      "observation_id": "observation-emigrant-northern-eagle-boundary",
      "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-favorite-hikes"
    },
    {
      "artifact_refs": [],
      "content": "2018-11 favorite-hikes: Eagle Meadow to Eagle Pass is reported as 3 miles (one way). Precise endpoint and parking inclusion are not resolved.",
      "observation_id": "observation-emigrant-northern-eagle-meadow-eagle-pass-mileage-favorite-hikes",
      "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-favorite-hikes"
    },
    {
      "artifact_refs": [],
      "content": "2018-11 favorite-hikes: Kennedy Meadows to Relief Reservoir is reported as 3 miles (one way). Precise endpoint and parking inclusion are not resolved.",
      "observation_id": "observation-emigrant-northern-kennedy-meadows-relief-reservoir-mileage-favorite-hikes",
      "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-favorite-hikes"
    },
    {
      "artifact_refs": [],
      "content": "ROG 16-41 November 2018 p2 Relief Reservoir description reports heavy stock use. This is a historical usage report, not current trail suitability.",
      "observation_id": "observation-emigrant-northern-relief-stock-use",
      "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-favorite-hikes"
    },
    {
      "artifact_refs": [],
      "content": "Official favorite-hikes gives Gianelli–Powell Lake as 2 miles; edition 2018-11. The 2018 guide describes Powell as one mile beyond Burst Rock; schematic estimates do not identify every graph vertex.",
      "observation_id": "observation-emigrant-western-powell-favorite-hikes",
      "observed_at": null,
      "observer": "Wayproof primary-source text, georeferenced map and named-feature review",
      "retrieved_at": "2026-10-06T07:44:34+00:00",
      "source_id": "source-usfs-emigrant-favorite-hikes"
    },
    {
      "artifact_refs": [],
      "content": "ROG 16-41 November 2018 page 2 reports a one-night camping limit for Powell Lake. It does not reconcile the newer one-consecutive-night versus per-trip wilderness wording.",
      "observation_id": "observation-emigrant-western-powell-guide-night-limit",
      "observed_at": null,
      "observer": "Wayproof primary-source text, georeferenced map and named-feature review",
      "retrieved_at": "2026-10-06T07:44:34+00:00",
      "source_id": "source-usfs-emigrant-favorite-hikes"
    }
  ],
  "record": {
    "locator": "https://www.fs.usda.gov/sites/nfs/files/r05/stanislaus/publication/Favorite%20Hiking%20Trails.pdf",
    "publisher": "USDA Forest Service, Stanislaus National Forest",
    "source_id": "source-usfs-emigrant-favorite-hikes"
  },
  "record_type": "source",
  "related_records": [],
  "sources": [
    {
      "locator": "https://www.fs.usda.gov/sites/nfs/files/r05/stanislaus/publication/Favorite%20Hiking%20Trails.pdf",
      "publisher": "USDA Forest Service, Stanislaus National Forest",
      "source_id": "source-usfs-emigrant-favorite-hikes"
    }
  ]
}