Mass for five voices: IV. Sanctus and Benedictus

Recording by William Byrd.

Recording identifiers

ISRC
USHM11257211
CopyrightID (CopyrightChains transaction hash)
0x07ba2f49e5bb76182614a35694504fd3a22f3b5f34776826ee7f1f3668804c36
Copyright registration time
2026-07-29T22:12:11+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T22:48:59Z
Bitcoin block
960160
Canonical record hash
sha256:4ca44e5bfd361779eaef60b56b66af77a794c412b83f15a200b26fd672b6d4a0

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.