ISRC NLTR41200008
Verified recording
NLTR41200008 is “Goldberg Variations Bwv 988, Variatio 7, Al Tempo Di Giga” by Calefax Reed Quintet,
registered on the CopyrightChains blockchain with CopyrightID
0xb8ec34951cfdab31fa0465fb82eeab03863553c6193447b7f5acefc5492c7766 and independently timestamped
in Bitcoin block 960273 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLTR41200008.
Recording identifiers
- ISRC
- NLTR41200008
- Title
- Goldberg Variations Bwv 988, Variatio 7, Al Tempo Di Giga
- Artist
- Calefax Reed Quintet
- CopyrightID (CopyrightChains transaction hash)
0xb8ec34951cfdab31fa0465fb82eeab03863553c6193447b7f5acefc5492c7766
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T15:42:38+00:00
- Bitcoin block
- 960273
- Canonical record hash
sha256:add23957d80bdfcef12953bfd3bb35d95d00213b7f6f3e9304f6af30c153e52b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLTR41200008
- Bitcoin block existence check
- https://blockstream.info/api/block/960273
Full record
Track page: Goldberg Variations Bwv 988, Variatio 7, Al Tempo Di Giga · Machine-readable JSON-LD