Verify citations against Crossref, OpenAlex, arXiv and doi.org: a DOI must resolve and its metadata must match. Audits .bib files, resolves references without DOI, flags retractions, guides literature searches.
MCP server for scholarly search and citation verification over Crossref, OpenAlex, arXiv and doi.org: checks that a DOI resolves and its metadata matches, audits .bib files, flags retractions, walks the citation graph.