ISRC NLTR41200003
Verified recording
NLTR41200003 is “Goldberg Variations Bwv 988, Variatio 2” by Calefax Reed Quintet,
registered on the CopyrightChains blockchain with CopyrightID
0xcffd37dd29ea92d0a6ba058ecdae877104fb478455b95368d8370a62563cd613 and independently timestamped
in Bitcoin block 960236 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLTR41200003.
Recording identifiers
- ISRC
- NLTR41200003
- Title
- Goldberg Variations Bwv 988, Variatio 2
- Artist
- Calefax Reed Quintet
- CopyrightID (CopyrightChains transaction hash)
0xcffd37dd29ea92d0a6ba058ecdae877104fb478455b95368d8370a62563cd613
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T09:37:10+00:00
- Bitcoin block
- 960236
- Canonical record hash
sha256:cbc13a3c5d0cef16329b122aa5cf41ca8ab4cb07292dd347dd3fdd4908e7181f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLTR41200003
- Bitcoin block existence check
- https://blockstream.info/api/block/960236
Full record
Track page: Goldberg Variations Bwv 988, Variatio 2 · Machine-readable JSON-LD