ISRC USBC19605376
Verified recording
USBC19605376 is “Matthäuspassion, BWV 244: O Sacred Head” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0xdd8bd3cf00caf0b80adea7b417265da97a8f903001cb6439ade9725e5fcfcdb7 and independently timestamped
in Bitcoin block 960296 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC19605376.
Recording identifiers
- ISRC
- USBC19605376
- Title
- Matthäuspassion, BWV 244: O Sacred Head
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0xdd8bd3cf00caf0b80adea7b417265da97a8f903001cb6439ade9725e5fcfcdb7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T19:11:09+00:00
- Bitcoin block
- 960296
- Canonical record hash
sha256:5d0c66cc5d72d23660de2b2f82b41f9b6af851252f4e142b11a0a11769ed72e8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC19605376
- Bitcoin block existence check
- https://blockstream.info/api/block/960296
Full record
Track page: Matthäuspassion, BWV 244: O Sacred Head · Machine-readable JSON-LD