Follow every citation to the floor.

Four agents walk a claim's reference chain backwards through the open scholarly graph — and report whether anything real is holding it up. Every hop logged. Every verdict auditable.

Trace a claim How it works ↓

paper fragile origin support chain

CHAIN-TRACER→

Walks the references backwards through OpenAlex. Builds the graph. Finds the cycles.

PRIMACY-JUDGE→

Primary data or secondary echo — every node in the chain gets a label.

DRIFT-AUDITOR→

Reads the origin's full text against the claim. Measures how the support deformed.

VERDICT

Pathogen, confidence, coverage — with the full trace to prove it.