ISRC DEF058100221
Verified recording
DEF058100221 is “Concerto for Harpsichord, Strings & Continuo No. 5 in F Minor, BWV 1056: II. Largo” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x546c10582393fd42d0d3a86d275b04cb1e3ab867082e9933cc1f5843699860e2 and independently timestamped
in Bitcoin block 960455 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058100221.
Recording identifiers
- ISRC
- DEF058100221
- Title
- Concerto for Harpsichord, Strings & Continuo No. 5 in F Minor, BWV 1056: II. Largo
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x546c10582393fd42d0d3a86d275b04cb1e3ab867082e9933cc1f5843699860e2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T19:53:13+00:00
- Bitcoin block
- 960455
- Canonical record hash
sha256:11d88ed830a73eec52c9f975401f86d2c5ccd3a7239faf363bb4ca3bcfac2b11- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058100221
- Bitcoin block existence check
- https://blockstream.info/api/block/960455
Full record
Track page: Concerto for Harpsichord, Strings & Continuo No. 5 in F Minor, BWV 1056: II. Largo · Machine-readable JSON-LD