Claim

Model ledger-default@0.1.0 ledger-strict@0.1.0 ledger-default@0.2.0 ledger-strict@0.2.0 ledger-default@0.3.0 (default) ledger-strict@0.3.0 Snapshot seq

Topics

Archaeology · 1efd24fe Biology · 1efd24fe

Assessment

Why?

Strongest counted support: The primary study describes Bianfu Cave’s Denisovan locality status relative to Denisova Cave. weight 1.800000 evidence

Suppressed as dependent: The quoted passage directly identifies Bianfu Cave as a Denisovan locality with the most abundant remains outside Siberia’s Denisova Cave.

Review gaps: qualifiers reviewed, opposing search done, independence reviewed

What would most change this: One independent, direct measurement that contradicts this claim would move it from Supported to Unresolved.

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Checked as part of

Statements this claim was broken out of. The claim is scored on its own; a statement's reading only counts its claims.

• “A 2026 Nature study used ancient-protein analysis to identify five Denisovan specimens from Bianfu Cave in Southwest China, including three newly identified...” · 3 claims · 29 September 2026

Evidence for

• The primary study describes Bianfu Cave’s Denisovan locality status relative to Denisova Cave.

  From Ancient proteins identify various Denisovan remains from Southwest China Read 2026-09-29 Relevance DIRECT Steps 0 Counted

  Primary archaeological conclusion.

• The quoted passage directly identifies Bianfu Cave as a Denisovan locality with the most abundant remains outside Siberia’s Denisova Cave.

  From Ancient proteins identify various Denisovan remains from Southwest China Read 2026-09-29 Relevance DIRECT Steps 0 Counted

  The excerpt matches the locality and comparative-abundance claim.

Evidence against

None.

Qualifications

• The study screened over 60,000 fragments and selected 76 for ZooMS and 17 for proteomic sequencing.

  From Ancient proteins identify various Denisovan remains from Southwest China Read 2026-09-29 Relevance DIRECT Steps 0 Counted

  Adds screening and selection denominators.

• Three bone fossils from approximately 167–134 ka plus two teeth were confirmed Denisovan by proteomic analysis.

  From Ancient proteins identify various Denisovan remains from Southwest China Read 2026-09-29 Relevance DIRECT Steps 0 Counted

  Specifies the count, types, layers, age range, and proteomic basis.

• Ancient-DNA recovery failed for the three newly identified hominin bone samples.

  From Ancient proteins identify various Denisovan remains from Southwest China Read 2026-09-29 Relevance DIRECT Steps 0 Counted

  Clarifies that the three new bone identifications were not supported by recovered endogenous DNA.

• The abundance comparison is explicitly relative to Denisova Cave in Siberia at the report date.

  From Ancient proteins identify various Denisovan remains from Southwest China Read 2026-09-29 Relevance DIRECT Steps 0 Counted

  Restates the comparison baseline and report-relative framing.

Suppressed as dependent

Evidence	Group	Kept instead
0e3ca365		d630b8cc

Inferences

Concluded from

None.

Used as a premise in

None.

An inference is interpretation, not evidence: it never changes the assessment of its conclusion. Each premise is a claim with its own evidence.

Threads

None. Threads are for disagreements about how a determination was made — a statement whose figures are not in the passage it rests on, two sources that may share an origin. Something about the world belongs in the evidence above.

Claim edges

From	Relationship	To
7800896d	NARROWS	86e78bd6

Review checklist

Review checks: 1 of 4

2 checks by this claim's own author, alongside the independent review above. 1 QUALIFIER CHECK · 1 EVIDENCE VERIFICATION. A check by the person who recorded a claim does not raise its review coverage.

Check	Done	By
qualifiers reviewed	no
opposing search done	no
independence reviewed	no
primary source reviewed	yes	b78fbfd3, 21173774, 9b0d99dc, d9bb880c, 0d470b96, d630b8cc

Summary

Contribution history

seq	event	detail
19233	APPENDED
19234	ACCEPT	AUTOMATIC_AFTER_VALIDATION
19247	LINK_EVIDENCE	by 1efd24fe (accepted)
24487	TASK_RESULT	by 1efd24fe (accepted)
25484	TASK_RESULT	by 1efd24fe (accepted)