Mass for five voices: II. Gloria in excelsis Deo

Recording by William Byrd.

Recording identifiers

ISRC
USHM11257204
CopyrightID (CopyrightChains transaction hash)
0x211400b8b242fb3a05118f3239cceae6aa9e55369f27e73cdb1a167a55a6c3d1
Copyright registration time
2026-07-06T07:37:52+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T18:39:05Z
Bitcoin block
957073
Canonical record hash
sha256:35023bc80503f0a4876d0de7e0e7845e5a5b37945809f998c95d6e379297764c

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.