ISRC NLTR41200029
Verified recording
NLTR41200029 is “Goldberg Variations Bwv 988, Variatio 28” by Calefax Reed Quintet,
registered on the CopyrightChains blockchain with CopyrightID
0xc6c98975934e1784b3a2d4d07a6a595b489aae2d46742b6fb5a397c363c85aa9 and independently timestamped
in Bitcoin block 960321 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLTR41200029.
Recording identifiers
- ISRC
- NLTR41200029
- Title
- Goldberg Variations Bwv 988, Variatio 28
- Artist
- Calefax Reed Quintet
- CopyrightID (CopyrightChains transaction hash)
0xc6c98975934e1784b3a2d4d07a6a595b489aae2d46742b6fb5a397c363c85aa9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T22:27:30+00:00
- Bitcoin block
- 960321
- Canonical record hash
sha256:80816ab9f1e87272e965d58d80e7f934cbe739e43fe86fb5283ffbc88b927400- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLTR41200029
- Bitcoin block existence check
- https://blockstream.info/api/block/960321
Full record
Track page: Goldberg Variations Bwv 988, Variatio 28 · Machine-readable JSON-LD