Byrd: In nomine a 5 II

Recording by William Byrd.

Recording identifiers

ISRC
GBAYC8901225
CopyrightID (CopyrightChains transaction hash)
0xc7b27b491103efc802eb74eb9f5b8cbf40d0854d2f0392ca806dfbe518450e7a
Copyright registration time
2026-07-07T03:39:52+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:35a15da299d759aa4a791fb648135a644d989ddb9fbd414e49e60d8800a476d4

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.