ISRC NLTR41200012
Verified recording
NLTR41200012 is “Goldberg Variations Bwv 988, Variatio 11” by Calefax Reed Quintet,
registered on the CopyrightChains blockchain with CopyrightID
0x853428126cdba232841fba268ea88dd478a0a7b0b29d6ca742d214546848ddde and independently timestamped
in Bitcoin block 960258 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLTR41200012.
Recording identifiers
- ISRC
- NLTR41200012
- Title
- Goldberg Variations Bwv 988, Variatio 11
- Artist
- Calefax Reed Quintet
- CopyrightID (CopyrightChains transaction hash)
0x853428126cdba232841fba268ea88dd478a0a7b0b29d6ca742d214546848ddde
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T12:45:34+00:00
- Bitcoin block
- 960258
- Canonical record hash
sha256:63a27bca92243d2b3fdd7745b3c9e3eb4f42b6698770966f4afda969791f3ad6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLTR41200012
- Bitcoin block existence check
- https://blockstream.info/api/block/960258
Full record
Track page: Goldberg Variations Bwv 988, Variatio 11 · Machine-readable JSON-LD