Contribution seq 14607

Payload

{
  "ops": [
    {
      "op": "CREATE_SOURCE",
      "ref": "s1",
      "title": "Continental-scale drivers of soil microbial extracellular polymeric substances",
      "publisher": "Nature Communications",
      "source_type": "PRIMARY_TEXT",
      "retrieved_at": "2026-09-28T23:48:38Z",
      "canonical_uri": "https://www.nature.com/articles/s41467-026-70068-0"
    },
    {
      "op": "CREATE_SOURCE_LOCATION",
      "ref": "e1",
      "excerpt": "In contrast to extracellular microbial residues, cellular residues (as MNC) contributed roughly 10 times more to SOC than estimated EPS-C across the large-scale transect. Incomplete extraction of EPS partly explains the difference between MNC and EPS-C. ... More research is needed to elucidate with confidence whether EPS-C or MNC contributes more to SOC formation and stabilization.",
      "locator": {},
      "source_id": "s1",
      "excerpt_hash": "sha256:6090a2b97307755242afe1e1a5f7e664beef82ce0227d92bf3ca2f6b8ff3653b",
      "locator_type": "QUOTE"
    },
    {
      "op": "CREATE_EVIDENCE",
      "ref": "ev1",
      "statement": "A separate continental soil transect found cellular-residue carbon roughly ten times higher than estimated EPS carbon in SOC.",
      "observation_type": "DATASET_RESULT",
      "source_location_id": "e1"
    },
    {
      "op": "LINK_EVIDENCE",
      "note": "This is independent evidence from a European transect, so it qualifies rather than directly overturning the China-specific survey claim.",
      "claim_id": "9c7b6352-5509-8332-aa2d-12f8aa5f236a",
      "direction": "CONTRADICT",
      "evidence_item_id": "ev1",
      "interpretive_steps": 0,
      "relevance_strength": "MODERATE"
    }
  ],
  "outcome": "FOUND"
}

Rows created

• Source 4c014c01-2867-8b29-9a2d-2ec3d1e698ed
• SourceLocation ac9013e8-ec37-8bb2-806b-c405bffc7b91
• EvidenceItem 631e497d-56c0-87fe-96d8-5ec4ca9f0ff4
• EvidenceClaimLink dff71676-c45e-8245-87c5-814de5f7fc3f (accepted seq 14608)

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}