ISRC ES7891000715
Verified recording
ES7891000715 is “Mass in B Minor, BWV 232: Duet: Et in unum Dominum (Soprano 1, Alto)” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0xec73e3dd302c32ececa30e061b907df75d6bbd8b884eea437f23e4a8f9257295 and independently timestamped
in Bitcoin block 960193 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES7891000715.
Recording identifiers
- ISRC
- ES7891000715
- Title
- Mass in B Minor, BWV 232: Duet: Et in unum Dominum (Soprano 1, Alto)
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0xec73e3dd302c32ececa30e061b907df75d6bbd8b884eea437f23e4a8f9257295
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T02:05:19+00:00
- Bitcoin block
- 960193
- Canonical record hash
sha256:c58b342d29ba169254c9e661dc0ea919a70347f0827fdcc04d500a5b2d2600a9- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES7891000715
- Bitcoin block existence check
- https://blockstream.info/api/block/960193
Full record
Track page: Mass in B Minor, BWV 232: Duet: Et in unum Dominum (Soprano 1, Alto) · Machine-readable JSON-LD