{
  "claims": [
    {
      "claim": {
        "claim_id": "claim-whitney-west-approach",
        "evidence_ids": [
          "evidence-whitney-west-approach-0",
          "evidence-whitney-west-approach-1"
        ],
        "predicate": "west_side_approach_summary",
        "spatial_scope_ids": [
          "scope-peak-mount-whitney"
        ],
        "subject_id": "peak-mount-whitney",
        "temporal_scope": null,
        "value": {
          "approximate_one_way_miles": 60,
          "minimum_days_one_way": 6,
          "permit": "Sequoia and Kings Canyon wilderness permit",
          "route": "High Sierra Trail",
          "starts_at": "Crescent Meadow"
        }
      },
      "evidence": [
        {
          "claim_id": "claim-whitney-west-approach",
          "evidence_id": "evidence-whitney-west-approach-0",
          "notes": "",
          "observation_id": "observation-nps-seki-whitney-20260923",
          "stance": "supports"
        },
        {
          "claim_id": "claim-whitney-west-approach",
          "evidence_id": "evidence-whitney-west-approach-1",
          "notes": "",
          "observation_id": "observation-nps-seki-high-sierra-trail-20260923",
          "stance": "supports"
        }
      ],
      "observations": [
        {
          "artifact_refs": [],
          "content": "NPS identifies Mount Whitney as the tallest peak in the lower 48, on the Sequoia National Park–Inyo National Forest boundary. It publishes a 14,505-foot NAVD88 summit elevation, the 10.7-mile Whitney Portal approach, seasonal equipment qualification, and a roughly 60-mile west-side High Sierra Trail approach.",
          "observation_id": "observation-nps-seki-whitney-20260923",
          "observed_at": null,
          "observer": "",
          "retrieved_at": "2026-09-23T01:00:00+00:00",
          "source_id": "source-nps-seki-whitney"
        },
        {
          "artifact_refs": [],
          "content": "NPS publishes the High Sierra Trail as a west-side Mount Whitney approach: 49 miles to the JMT junction plus about 13 miles to the summit, with a High Sierra Trail wilderness permit required and a detailed sequence including Guitar Lake, the summit, Trail Camp, Outpost Camp, and Whitney Portal.",
          "observation_id": "observation-nps-seki-high-sierra-trail-20260923",
          "observed_at": null,
          "observer": "",
          "retrieved_at": "2026-09-23T01:00:00+00:00",
          "source_id": "source-nps-seki-high-sierra-trail"
        }
      ],
      "sources": [
        {
          "locator": "https://www.nps.gov/seki/planyourvisit/whitney.htm",
          "publisher": "National Park Service",
          "source_id": "source-nps-seki-whitney"
        },
        {
          "locator": "https://www.nps.gov/seki/planyourvisit/high-sierra-trail.htm",
          "publisher": "National Park Service",
          "source_id": "source-nps-seki-high-sierra-trail"
        }
      ]
    }
  ],
  "entities": [
    {
      "entity_id": "peak-mount-whitney",
      "kind": "peak",
      "name": "Mount Whitney"
    }
  ],
  "history": [
    {
      "action": "ADD",
      "change_set_id": "wp-20260923-whitney-human-planning-foundation",
      "evidence_refs": [],
      "knowledge_gap_refs": [],
      "path": "canonical/v0/claims/claim-whitney-west-approach.json",
      "reason": "Publish a human-useful Mount Whitney identity, approach, source-conflict, and recheck foundation.",
      "record_id": "claim-whitney-west-approach",
      "record_type": "claim",
      "summary": "Add a source-backed Mount Whitney human-planning foundation with direct peak facts, approach choices, explicit elevation conflict, and current-condition rechecks."
    }
  ],
  "navigation": {
    "next_id": "claim-wildcat-canyon-fire-trail-grading-2026",
    "position": 3550,
    "previous_id": "claim-whitney-usgs-elevation",
    "total": 3965
  },
  "observations": [
    {
      "artifact_refs": [],
      "content": "NPS publishes the High Sierra Trail as a west-side Mount Whitney approach: 49 miles to the JMT junction plus about 13 miles to the summit, with a High Sierra Trail wilderness permit required and a detailed sequence including Guitar Lake, the summit, Trail Camp, Outpost Camp, and Whitney Portal.",
      "observation_id": "observation-nps-seki-high-sierra-trail-20260923",
      "observed_at": null,
      "observer": "",
      "retrieved_at": "2026-09-23T01:00:00+00:00",
      "source_id": "source-nps-seki-high-sierra-trail"
    },
    {
      "artifact_refs": [],
      "content": "NPS identifies Mount Whitney as the tallest peak in the lower 48, on the Sequoia National Park–Inyo National Forest boundary. It publishes a 14,505-foot NAVD88 summit elevation, the 10.7-mile Whitney Portal approach, seasonal equipment qualification, and a roughly 60-mile west-side High Sierra Trail approach.",
      "observation_id": "observation-nps-seki-whitney-20260923",
      "observed_at": null,
      "observer": "",
      "retrieved_at": "2026-09-23T01:00:00+00:00",
      "source_id": "source-nps-seki-whitney"
    }
  ],
  "record": {
    "claim_id": "claim-whitney-west-approach",
    "evidence_ids": [
      "evidence-whitney-west-approach-0",
      "evidence-whitney-west-approach-1"
    ],
    "predicate": "west_side_approach_summary",
    "spatial_scope_ids": [
      "scope-peak-mount-whitney"
    ],
    "subject_id": "peak-mount-whitney",
    "temporal_scope": null,
    "value": {
      "approximate_one_way_miles": 60,
      "minimum_days_one_way": 6,
      "permit": "Sequoia and Kings Canyon wilderness permit",
      "route": "High Sierra Trail",
      "starts_at": "Crescent Meadow"
    }
  },
  "record_type": "claim",
  "related_records": [],
  "sources": [
    {
      "locator": "https://www.nps.gov/seki/planyourvisit/high-sierra-trail.htm",
      "publisher": "National Park Service",
      "source_id": "source-nps-seki-high-sierra-trail"
    },
    {
      "locator": "https://www.nps.gov/seki/planyourvisit/whitney.htm",
      "publisher": "National Park Service",
      "source_id": "source-nps-seki-whitney"
    }
  ]
}