ISRC DEF057202932
Verified recording
DEF057202932 is “Concerto for Harpsichord, Strings, and Continuo No. 5 in F Minor, BWV 1056: II. Largo” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x0c6b070cc45e18ed7a3847c579e9c1e54b936735e8329f2c01b3adee28f9d687 and independently timestamped
in Bitcoin block 960344 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057202932.
Recording identifiers
- ISRC
- DEF057202932
- Title
- Concerto for Harpsichord, Strings, and Continuo No. 5 in F Minor, BWV 1056: II. Largo
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x0c6b070cc45e18ed7a3847c579e9c1e54b936735e8329f2c01b3adee28f9d687
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T04:14:58+00:00
- Bitcoin block
- 960344
- Canonical record hash
sha256:ebdd13fc07338fbc1b17a6f9fed6d517862dcaa2ab7b15797291dca6074d9e66- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057202932
- Bitcoin block existence check
- https://blockstream.info/api/block/960344
Full record
Track page: Concerto for Harpsichord, Strings, and Continuo No. 5 in F Minor, BWV 1056: II. Largo · Machine-readable JSON-LD