four-layer-citation-verification-anti-hallucination-pattern

AutoResearchClaw’s citation verification uses a 4-layer chain: (1) arXiv ID lookup → (2) DOI resolution via CrossRef/DataCite → (3) title match confirmation via Semantic Scholar → (4) LLM relevance check. This is production-grade anti-hallucination for any reference in any research output. The existing Oracle has zero citation integrity — this extracted capability is the highest-value standalone utility to wire into all ORACLE reports, not just academic papers.