ISRC DEF058902551
Verified recording
DEF058902551 is “Concerto for Harpsichord, Strings, and Continuo No. 4 in A, BWV 1055: 1. (Allegro moderato)” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x4d04f541ca2b5498cef575f20de11b818ce377221baca39fa585f3d3e2120f2d and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058902551.
Recording identifiers
- ISRC
- DEF058902551
- Title
- Concerto for Harpsichord, Strings, and Continuo No. 4 in A, BWV 1055: 1. (Allegro moderato)
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x4d04f541ca2b5498cef575f20de11b818ce377221baca39fa585f3d3e2120f2d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:e634c795d7d79944c207a4f6629cede553bd8fc95e6e62749cf583b18c9d706d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058902551
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Concerto for Harpsichord, Strings, and Continuo No. 4 in A, BWV 1055: 1. (Allegro moderato) · Machine-readable JSON-LD