{"query":"crossref.org","mode":"domain","best":{"domain":"crossref.org","status":"valid","tier":"listed","authority":65,"verified":false,"title":"Crossref","summary":"Crossref is a not-for-profit membership organisation that runs open infrastructure for research. Members (publishers, funders, universities, and others) register DOIs and metadata for their research outputs with Crossref. The metadata is openly available for anyone to use via APIs and bulk data files. Crossref does not assess the quality of research or peer review: a Crossref DOI shows that a record exists, not that the work is trustworthy.","country":"US","country_source":"ip","publisher_country":null,"publisher_country_source":null,"hosting_country":"US","llms_txt":"https://www.crossref.org/llms.txt","llms_full_txt":null,"last_checked":"2026-10-23T01:26:33.763Z","agent_terms":null,"categories":["education","science-research","apis-sdks"],"capabilities":[],"inferred_tags":["doi registration","scholarly metadata","research metadata","crossref api","bulk data files"],"audience":"mixed","agent_uses":["read_docs","call_api","download_data"],"language":"en","platform_generated":false,"agent_summary":"Not-for-profit that registers DOIs and openly provides scholarly metadata via APIs and bulk files; covers membership, fees, and member documentation.","llms_txt_cached":"https://agentwebmap.com/v1/domain/crossref.org/llms.txt","agentic":"interface","section_keys":["about-crossref","joining-and-fees","optional","registering-and-maintaining-doi-records","using-crossref-metadata"],"section_partial":false,"section_indexed_at":"2026-10-23T01:26:42.778Z","why":["authority 65 (listed)","checked 602 minutes ago"]},"read":{"llms_txt":"https://www.crossref.org/llms.txt","llms_full_txt":null,"nested_llms_txt":[]},"terms":null,"health":{"ok":true,"status":"valid","tier":"listed","authority":65,"last_checked":"2026-10-23T01:26:33.763Z","checked_minutes_ago":601,"stale":false,"max_age_seconds":86400,"live_checked":false,"http_status":200,"last_valid":"2026-10-23T01:26:33.763Z","content_hash":"12a19fd0c524b09ea7bf1b309b6ac82a"},"sources":[],"match":{"strength":"domain","reason":"Exact domain or its registered publisher."},"provenance":{"selection":"directory","verification":"domain_ownership","terms":"unknown","excerpts":"publisher_link_metadata","health":"stored_crawl"},"alternatives":[]}