ISRC NLTR41200014
Verified recording
NLTR41200014 is “Goldberg Variations Bwv 988, Variatio 13” by Calefax Reed Quintet,
registered on the CopyrightChains blockchain with CopyrightID
0xe654ff89fe4780b49fcc32925fa126356ea42d2dd19758eeaa95b2b3940f0813 and independently timestamped
in Bitcoin block 960294 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLTR41200014.
Recording identifiers
- ISRC
- NLTR41200014
- Title
- Goldberg Variations Bwv 988, Variatio 13
- Artist
- Calefax Reed Quintet
- CopyrightID (CopyrightChains transaction hash)
0xe654ff89fe4780b49fcc32925fa126356ea42d2dd19758eeaa95b2b3940f0813
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T18:46:00+00:00
- Bitcoin block
- 960294
- Canonical record hash
sha256:70869da162389ac371474efe74c8dd51b1ee49f5817ded55415e5b89f347c4d1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLTR41200014
- Bitcoin block existence check
- https://blockstream.info/api/block/960294
Full record
Track page: Goldberg Variations Bwv 988, Variatio 13 · Machine-readable JSON-LD