companyconcept API before it is published. Anything unprovable is refused, not guessed.
What is served
Fundamentals carry per-value provenance:
status (direct/derived), the XBRL concept, and — at detail: "full" — the accession and source_hash. meta.last_verified_at is when the served values were last checked against SEC.
The self-describing catalogs
stock_reference serves deterministic catalogs so an agent resolves tokens at runtime instead of hard-coding them: