ISRC CALC42589311
Verified recording
CALC42589311 is “Violin Concerto in D Minor, BWV 1052R: II. Adagio” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0xd906ae3e5f60c2003e050d1aa121a4a0ef967d68110086510eeb38f67b012b17 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/CALC42589311.
Recording identifiers
- ISRC
- CALC42589311
- Title
- Violin Concerto in D Minor, BWV 1052R: II. Adagio
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0xd906ae3e5f60c2003e050d1aa121a4a0ef967d68110086510eeb38f67b012b17
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:fffe92e6d55921ac2f50965607b8fb47e39b5466eac648df95e27b643e9294f9- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CALC42589311
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Violin Concerto in D Minor, BWV 1052R: II. Adagio · Machine-readable JSON-LD