Mass for five voices: III. Credo

Recording by William Byrd.

Recording identifiers

ISRC
USHM11257207
CopyrightID (CopyrightChains transaction hash)
0x1090cbc35f329c688f1034f4a1375ab88cf7e3b3d2a5a5bb0e49b1cf8ac9bff5
Copyright registration time
2026-07-30T02:12:30+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T02:30:29Z
Bitcoin block
960199
Canonical record hash
sha256:f5ffb694cfc173715930d57cd1b7f050c5246d28fa435310c3e71db3dc5c012c

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.