ISRC GBEBL1923011
Verified recording
GBEBL1923011 is “Mass for Four Voices: V. Agnus Dei” by William Byrd,
registered on the CopyrightChains blockchain with CopyrightID
0xd73cace874b49c38a7ee1d300ada1cc666ac9b9326e5c80ab19507e8c1f413ca and independently timestamped
in Bitcoin block 960360 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBEBL1923011.
Recording identifiers
- ISRC
- GBEBL1923011
- Title
- Mass for Four Voices: V. Agnus Dei
- Artist
- William Byrd
- CopyrightID (CopyrightChains transaction hash)
0xd73cace874b49c38a7ee1d300ada1cc666ac9b9326e5c80ab19507e8c1f413ca
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T06:42:11+00:00
- Bitcoin block
- 960360
- Canonical record hash
sha256:f45797b73981ca5d525cc51d0c2c95dbfea07973d99a6c57f3caea6b82f6e070- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBEBL1923011
- Bitcoin block existence check
- https://blockstream.info/api/block/960360
Full record
Track page: Mass for Four Voices: V. Agnus Dei · Machine-readable JSON-LD