ISRC US6R21406375
Verified recording
US6R21406375 is “The Musical Offering, BWV 1079: Ricercar a 3” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0xd16adf0337cc79d30a55c1a033168a378f1bdb616afd4cfe0bcff76ecc23c616 and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US6R21406375.
Recording identifiers
- ISRC
- US6R21406375
- Title
- The Musical Offering, BWV 1079: Ricercar a 3
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0xd16adf0337cc79d30a55c1a033168a378f1bdb616afd4cfe0bcff76ecc23c616
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:64fb1422eae48403ea5153666048b233f06bf72499a319e9e99804f3f0967a55- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US6R21406375
- Bitcoin block existence check
- https://blockstream.info/api/block/960138
Full record
Track page: The Musical Offering, BWV 1079: Ricercar a 3 · Machine-readable JSON-LD