Missa prolationum, Kyrie: Kyrie eleison II

Recording by Johannes Ockeghem.

Recording identifiers

ISRC
GBAYC8805931
CopyrightID (CopyrightChains transaction hash)
0xc266107a746eb291d92f3088658ed6332e4b148c2415764d38d2677c0d3eb0dd
Copyright registration time
2026-06-26T03:58:40+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:e32c1d0a841a3b3732e6887a53274156aa45e21107647324b4c66a7240afa3a9

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.