Catalogue documents
The catalogue is built in the open. Historians, archivists and developers can read the data model, the counting rules and every seed row here — the same markdown the project is built from, published in full.
Data as of Seed v1.0Reference documents
The locked seed, the estimate methodology and the project README — what every number on the hub is checked against.
Per-artist research censuses
Artist-level discography censuses compiled from MusicBrainz, Discogs and riddim databases (Phase C input).
Changelogs
What changed between document versions, with counts before and after.
Progress trackers
How much of the research the Listen library can already play.
Machine-readable counts: /api/catalogue/stats. Back to the Historical Catalogue.