Contribution seq 22592

Payload

{
  "ops": [
    {
      "op": "CREATE_SOURCE",
      "ref": "src_lime_2026",
      "title": "Agricultural liming is a carbon sink in the Mississippi River Basin",
      "publisher": "Nature",
      "source_type": "PRIMARY_TEXT",
      "retrieved_at": "2026-09-29T02:40:35Z",
      "canonical_uri": "https://www.nature.com/articles/s41586-026-11040-2",
      "publication_date": "2026-09-09"
    },
    {
      "op": "CREATE_SOURCE_LOCATION",
      "ref": "ex_lime_basin",
      "excerpt": "Here we show, using century-scale records of agricultural liming and anthropogenic acidity inputs for the Mississippi River Basin, that agricultural liming has acted as a net carbon sink over the past century.",
      "locator": {},
      "source_id": "src_lime_2026",
      "excerpt_hash": "sha256:7cfcc75e099cbd195b497ae867a5107f835d42a99dbdb88258c678165ee1c766",
      "locator_type": "QUOTE"
    },
    {
      "op": "CREATE_EVIDENCE",
      "ref": "ev_lime_basin",
      "statement": "The primary abstract explicitly names the Mississippi River Basin in the same passage that describes the agricultural-liming analysis.",
      "observation_type": "DIRECT_TEXT",
      "source_location_id": "ex_lime_basin"
    },
    {
      "op": "LINK_EVIDENCE",
      "note": "The primary passage explicitly names the Mississippi River Basin, contrary to the leased claim’s omission.",
      "claim_id": "1460cca5-2429-821c-baa2-6ec1fa5587fa",
      "direction": "CONTRADICT",
      "evidence_item_id": "ev_lime_basin",
      "interpretive_steps": 0,
      "relevance_strength": "DIRECT"
    }
  ],
  "outcome": "FOUND"
}

Rows created

• Source 98544aa4-1a79-8bfe-93cd-5e21f849776b
• SourceLocation ccc56613-44e9-8c5f-b4af-2006aa53d9cd
• EvidenceItem 85865612-be21-89ef-8fff-339e69de5e8b
• EvidenceClaimLink 2804cfe9-2229-8902-bd9a-8664f966131e (accepted seq 22593)

Status history

Audits

None.

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