{
  "claims": [
    {
      "claim": {
        "claim_id": "claim-yosemite-campground-reservations",
        "evidence_ids": [
          "evidence-yosemite-campground-reservations"
        ],
        "predicate": "reservation_policy",
        "spatial_scope_ids": [
          "scope-yosemite-developed-campgrounds"
        ],
        "subject_id": "campgrounds-yosemite-developed",
        "temporal_scope": null,
        "value": {
          "booking_channel": "Recreation.gov",
          "live_availability": "requires current check",
          "release_timing": "varies by campground",
          "required_season": "April through October"
        }
      },
      "evidence": [
        {
          "claim_id": "claim-yosemite-campground-reservations",
          "evidence_id": "evidence-yosemite-campground-reservations",
          "notes": "",
          "observation_id": "observation-nps-yosemite-campgrounds-20260922",
          "stance": "supports"
        }
      ],
      "observations": [
        {
          "artifact_refs": [],
          "content": "NPS states Yosemite has 13 developed campgrounds, all on reservation systems from April through October; release timing differs by campground and current availability must be checked through Recreation.gov.",
          "observation_id": "observation-nps-yosemite-campgrounds-20260922",
          "observed_at": "2026-09-11T00:00:00+00:00",
          "observer": "NPS",
          "retrieved_at": "2026-09-22T18:00:00+00:00",
          "source_id": "source-nps-yosemite-campgrounds"
        }
      ],
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        {
          "locator": "https://www.nps.gov/yose/planyourvisit/camping.htm",
          "publisher": "National Park Service",
          "source_id": "source-nps-yosemite-campgrounds"
        }
      ]
    },
    {
      "claim": {
        "claim_id": "claim-yosemite-developed-campground-count",
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          "evidence-yosemite-developed-campground-count"
        ],
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        "spatial_scope_ids": [
          "scope-yosemite-developed-campgrounds"
        ],
        "subject_id": "campgrounds-yosemite-developed",
        "temporal_scope": null,
        "value": 13
      },
      "evidence": [
        {
          "claim_id": "claim-yosemite-developed-campground-count",
          "evidence_id": "evidence-yosemite-developed-campground-count",
          "notes": "",
          "observation_id": "observation-nps-yosemite-campgrounds-20260922",
          "stance": "supports"
        }
      ],
      "observations": [
        {
          "artifact_refs": [],
          "content": "NPS states Yosemite has 13 developed campgrounds, all on reservation systems from April through October; release timing differs by campground and current availability must be checked through Recreation.gov.",
          "observation_id": "observation-nps-yosemite-campgrounds-20260922",
          "observed_at": "2026-09-11T00:00:00+00:00",
          "observer": "NPS",
          "retrieved_at": "2026-09-22T18:00:00+00:00",
          "source_id": "source-nps-yosemite-campgrounds"
        }
      ],
      "sources": [
        {
          "locator": "https://www.nps.gov/yose/planyourvisit/camping.htm",
          "publisher": "National Park Service",
          "source_id": "source-nps-yosemite-campgrounds"
        }
      ]
    }
  ],
  "entities": [
    {
      "entity_id": "campgrounds-yosemite-developed",
      "kind": "campground_collection",
      "name": "Yosemite Developed Campgrounds"
    }
  ],
  "history": [
    {
      "action": "ADD",
      "change_set_id": "wp-20260922-yosemite-nps-foundation",
      "evidence_refs": [],
      "knowledge_gap_refs": [],
      "path": "canonical/v0/sources/source-nps-yosemite-campgrounds.json",
      "reason": "Publish a source-backed Yosemite National Park planning foundation from current official NPS pages.",
      "record_id": "source-nps-yosemite-campgrounds",
      "record_type": "source",
      "summary": "Add a source-backed Yosemite planning foundation with actionable wilderness requirements, current-condition rechecks, party-dependent fees, access, camping, and preserved uncertainty."
    }
  ],
  "navigation": {
    "next_id": "source-nps-yosemite-conditions",
    "position": 227,
    "previous_id": "source-nps-yosemite-campground-inventory-2026",
    "total": 587
  },
  "observations": [
    {
      "artifact_refs": [],
      "content": "NPS states Yosemite has 13 developed campgrounds, all on reservation systems from April through October; release timing differs by campground and current availability must be checked through Recreation.gov.",
      "observation_id": "observation-nps-yosemite-campgrounds-20260922",
      "observed_at": "2026-09-11T00:00:00+00:00",
      "observer": "NPS",
      "retrieved_at": "2026-09-22T18:00:00+00:00",
      "source_id": "source-nps-yosemite-campgrounds"
    }
  ],
  "record": {
    "locator": "https://www.nps.gov/yose/planyourvisit/camping.htm",
    "publisher": "National Park Service",
    "source_id": "source-nps-yosemite-campgrounds"
  },
  "record_type": "source",
  "related_records": [],
  "sources": [
    {
      "locator": "https://www.nps.gov/yose/planyourvisit/camping.htm",
      "publisher": "National Park Service",
      "source_id": "source-nps-yosemite-campgrounds"
    }
  ]
}