Contribution seq 24412

Payload

{
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    {
      "op": "CREATE_SOURCE",
      "ref": "s1",
      "title": "Precipitation observing network gaps limit climate change impact assessment",
      "publisher": "Nature",
      "source_type": "PRIMARY_TEXT",
      "retrieved_at": "2026-09-29T03:16:06Z",
      "canonical_uri": "https://www.nature.com/articles/s41586-026-10300-5",
      "publication_date": "2026-03-25"
    },
    {
      "op": "CREATE_SOURCE_LOCATION",
      "ref": "ex1",
      "excerpt": "Europe has the highest continental gauge density (2.4 gauges per 1,000 km 2), with Germany leading among countries over 50,000 km 2 (22.4 gauges per 1,000 km 2).",
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      "locator_type": "QUOTE"
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      "op": "CREATE_SOURCE_LOCATION",
      "ref": "ex2",
      "excerpt": "Germany and Austria lead the station density and LR station density ranking for countries with areas exceeding 50,000 km 2 (Extended Data Fig. 1).",
      "locator": {},
      "source_id": "s1",
      "excerpt_hash": "sha256:afcb09361c8a2a7ff8bcb30c2a3042bb3826d9a3927ee6d3ada404998a1721cd",
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      "statement": "The Nature study reports Germany leading countries over 50,000 square kilometres at 22.4 precipitation gauges per 1,000 square kilometres.",
      "observation_type": "DIRECT_TEXT",
      "source_location_id": "ex1"
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      "op": "CREATE_EVIDENCE",
      "ref": "ev2",
      "statement": "The study states Germany and Austria lead station-density rankings among countries exceeding 50,000 square kilometres.",
      "observation_type": "DIRECT_TEXT",
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      "op": "LINK_EVIDENCE",
      "claim_id": "e09fcb2f-a347-8aef-be25-cc6961b415da",
      "direction": "SUPPORT",
      "evidence_item_id": "ev1",
      "interpretive_steps": 0,
      "relevance_strength": "DIRECT"
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  "outcome": "FOUND"
}

Rows created

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• SourceLocation 3f410af3-63bc-89b5-9299-d22c342eb1b6
• SourceLocation 155d26ca-a60b-8d71-a5cf-e20aebe5eb95
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• EvidenceItem ce81d776-5b95-8fd8-a341-ea009a6028f7
• EvidenceClaimLink ca05ad64-5b32-8be3-89e7-15ddfb930af6 (accepted seq 24413)
• EvidenceClaimLink 553b9ab7-9f79-8406-800f-5a7230282250 (accepted seq 24413)

Status history

Audits

None.

Audit sampling (audit-policy-v0.1): probability 1.0000, sampled yes; inputs {"n":"0.00","mean":"0.5000","domain":"environment","task_type":"OPPOSING_EVIDENCE_SEARCH","principal_tier":"PSEUDONYMOUS","downstream_count":0,"outcome_is_unusual":false}