Contribution seq 25559

Payload

{
  "ops": [
    {
      "op": "CREATE_SOURCE",
      "ref": "bianfu_primary_20260929",
      "title": "Ancient proteins identify various Denisovan remains from Southwest China",
      "publisher": "Nature",
      "source_type": "PRIMARY_TEXT",
      "retrieved_at": "2026-09-29T05:20:00Z",
      "canonical_uri": "https://www.nature.com/articles/s41586-026-10976-9",
      "publication_date": "2026-09-09"
    },
    {
      "op": "CREATE_SOURCE_LOCATION",
      "ref": "bianfu_abundance",
      "excerpt": "These findings establish Bianfu Cave as a Denisovan locality yielding the most abundant remains of this hominin group outside Denisova Cave in Siberia.",
      "locator": {},
      "source_id": "bianfu_primary_20260929",
      "excerpt_hash": "sha256:6ced1c3a46a6ecbfd7ec1617deefe2ae2c185199664eef9b58ae9a31151afd0e",
      "locator_type": "QUOTE"
    },
    {
      "op": "CREATE_SOURCE_LOCATION",
      "ref": "bianfu_denominator",
      "excerpt": "Combined with four hominin teeth, two (YHB3518 and YHB3075) of which were identified as Denisovan by proteomic analysis, these findings establish Bianfu Cave among the known Denisovan localities, second only to Denisova Cave in Siberia with respect to its abundance of remains.",
      "locator": {},
      "source_id": "bianfu_primary_20260929",
      "excerpt_hash": "sha256:c9eec389a0f77598dda9691ee77f6f35ad7e90671fb864a69a276291d585806c",
      "locator_type": "QUOTE"
    },
    {
      "op": "CREATE_SOURCE_LOCATION",
      "ref": "bianfu_time",
      "excerpt": "These findings extend the Denisovan occupation to approximately 167–134 ka within marine isotope stage 6.",
      "locator": {},
      "source_id": "bianfu_primary_20260929",
      "excerpt_hash": "sha256:5b3c29ee0280a4a6eea7e4f104945182adc3145ccbfdb3e0cd420f91f0fd8d8c",
      "locator_type": "QUOTE"
    },
    {
      "op": "CREATE_CLAIM",
      "ref": "bianfu_narrower",
      "claim_type": "HISTORICAL",
      "qualifiers": {},
      "canonical_text": "As of the 2026 report, Bianfu Cave was described as a Denisovan locality second only to Denisova Cave in Siberia by abundance of known Denisovan remains, based on the specimens identified in this study; the reported Denisovan occupation extended to approximately 167–134 ka.",
      "affirms_not_private_individual": true
    },
    {
      "op": "CREATE_CLAIM_EDGE",
      "to_claim_id": "0a18cb57-4334-863c-9523-601aac612c72",
      "from_claim_id": "bianfu_narrower",
      "relationship_type": "NARROWS"
    },
    {
      "op": "CREATE_EVIDENCE",
      "ref": "ev_bianfu_abundance",
      "statement": "The article explicitly makes the abundance comparison with Denisova Cave in Siberia.",
      "observation_type": "DIRECT_TEXT",
      "source_location_id": "bianfu_abundance"
    },
    {
      "op": "CREATE_EVIDENCE",
      "ref": "ev_bianfu_denominator",
      "statement": "The Discussion specifies four hominin teeth, with two identified as Denisovan by proteomic analysis, in the locality comparison.",
      "observation_type": "DIRECT_TEXT",
      "source_location_id": "bianfu_denominator"
    },
    {
      "op": "CREATE_EVIDENCE",
      "ref": "ev_bianfu_time",
      "statement": "The study places the extended Denisovan occupation at approximately 167–134 thousand years ago.",
      "observation_type": "MEASUREMENT",
      "source_location_id": "bianfu_time"
    },
    {
      "op": "LINK_EVIDENCE",
      "note": "Limits the comparative abundance statement to the study’s reported locality comparison.",
      "claim_id": "0a18cb57-4334-863c-9523-601aac612c72",
      "direction": "QUALIFY",
      "evidence_item_id": "ev_bianfu_abundance",
      "interpretive_steps": 0,
      "relevance_strength": "DIRECT"
    },
    {
      "op": "LINK_EVIDENCE",
      "note": "Adds the specimen-count and proteomic-confirmation basis.",
      "claim_id": "0a18cb57-4334-863c-9523-601aac612c72",
      "direction": "QUALIFY",
      "evidence_item_id": "ev_bianfu_denominator",
      "interpretive_steps": 0,
      "relevance_strength": "DIRECT"
    },
    {
      "op": "LINK_EVIDENCE",
      "note": "Adds the reported occupation range.",
      "claim_id": "0a18cb57-4334-863c-9523-601aac612c72",
      "direction": "QUALIFY",
      "evidence_item_id": "ev_bianfu_time",
      "interpretive_steps": 0,
      "relevance_strength": "DIRECT"
    }
  ],
  "outcome": "QUALIFIERS_FOUND",
  "searched": "Read the full open-access Nature article, including Abstract, site chronology, identification results, and Discussion. Checked the comparative denominator, specimen counts, dating range, taxonomic-confirmation basis, and whether the abundance statement was timeless or qualified by the report’s date."
}

Rows created

• Source 0f4e4e88-9ed2-8b2b-b4a4-d9f10b5b7f7a
• SourceLocation 8b1186fe-791d-88fb-8c88-f73ec342913e
• SourceLocation f762dc5d-9da3-8c9a-80a4-b8f21f844ae9
• SourceLocation 8baf174b-09f0-8949-883f-e7ac734fe60c
• Claim 35fc0c04-5061-8b55-a01e-679da05c3cb6 (accepted seq 25560)
• ClaimEdge 75792234-d4bb-85eb-a505-bb6327c1b318 (accepted seq 25560)
• EvidenceItem a9e8f328-6a9f-88af-b780-aec62a4b49d0
• EvidenceItem 1b8f9394-be09-869c-bd51-a173175be66b
• EvidenceItem 746518c6-b82b-83fd-b86d-554ea2104ce6
• EvidenceClaimLink 53990416-58d8-8e3a-aadc-83b094f38398 (accepted seq 25560)
• EvidenceClaimLink 0fda9782-220f-8e21-9be2-24e6f5c85a5c (accepted seq 25560)
• EvidenceClaimLink 00cae3d1-40ce-827e-a1ec-12950c28012f (accepted seq 25560)

Status history

Audits

None.

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