Missa prolationum: Benedictus

Recording by Johannes Ockeghem.

Recording identifiers

ISRC
GBAYC8805938
CopyrightID (CopyrightChains transaction hash)
0x6514be9bde1d7a38f26276e9bd0d5e334539d80c5cf139748bfa7f2185fed31b
Copyright registration time
2026-07-06T04:06:31+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49Z
Bitcoin block
956889
Canonical record hash
sha256:d70762c222d4e881a245d2aecd916b98d420a39d628b5aa0f0c9031f540e2570

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.