Mass for Four Voices: II. Gloria

Recording by William Byrd.

Recording identifiers

ISRC
GBC7N1041102
CopyrightID (CopyrightChains transaction hash)
0xead6a4091a3a1c1f9d636835e7ccda766ea840956d0438821bff9d9246f0b903
Copyright registration time
2026-07-07T05:02:04+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:cfb3b8b386de8e21d937b25beb2f8bcc47aa3813df7c3f132af3985127d33027

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.