Mass for four voices, V Benedictus

Recording by William Byrd.

Recording identifiers

ISRC
FR0O70720160
CopyrightID (CopyrightChains transaction hash)
0x97b26a8afa33cb9b0f10dae0b2157a3bb28b6f88a8765afae41a5d3e05892c97
Copyright registration time
2026-08-01T00:54:35+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-08-01T01:44:32Z
Bitcoin block
960494
Canonical record hash
sha256:094598ac241d2283c65751e44efb58aeb36dae01223c38a2319336a92a7a48e8

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.