ISRC NLTR41200019
Verified recording
NLTR41200019 is “Goldberg Variations Bwv 988, Variatio 18, Canone Alla Sesta” by Calefax Reed Quintet,
registered on the CopyrightChains blockchain with CopyrightID
0x977d512913cf42226c8115cdcc814136dd2110eda2015fd3cb272d52ef43f877 and independently timestamped
in Bitcoin block 960344 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLTR41200019.
Recording identifiers
- ISRC
- NLTR41200019
- Title
- Goldberg Variations Bwv 988, Variatio 18, Canone Alla Sesta
- Artist
- Calefax Reed Quintet
- CopyrightID (CopyrightChains transaction hash)
0x977d512913cf42226c8115cdcc814136dd2110eda2015fd3cb272d52ef43f877
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T04:14:58+00:00
- Bitcoin block
- 960344
- Canonical record hash
sha256:3363762134f0f6e7a3e9aa040b99241ccb22954ac3c0a09eafab9e64fddaa63c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLTR41200019
- Bitcoin block existence check
- https://blockstream.info/api/block/960344
Full record
Track page: Goldberg Variations Bwv 988, Variatio 18, Canone Alla Sesta · Machine-readable JSON-LD