ISRC NLTR41200006
Verified recording
NLTR41200006 is “Goldberg Variations Bwv 988, Variatio 5” by Calefax Reed Quintet,
registered on the CopyrightChains blockchain with CopyrightID
0xa8e588ce9c8709bbdc83f8981e226a25cc68ec7b6117c4b99fafdda962a49f60 and independently timestamped
in Bitcoin block 960276 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLTR41200006.
Recording identifiers
- ISRC
- NLTR41200006
- Title
- Goldberg Variations Bwv 988, Variatio 5
- Artist
- Calefax Reed Quintet
- CopyrightID (CopyrightChains transaction hash)
0xa8e588ce9c8709bbdc83f8981e226a25cc68ec7b6117c4b99fafdda962a49f60
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T16:01:17+00:00
- Bitcoin block
- 960276
- Canonical record hash
sha256:b2a9fa9bfb6148aec0a537ec25555db667fee3ee2d3e42565f5dd90fd180aec8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLTR41200006
- Bitcoin block existence check
- https://blockstream.info/api/block/960276
Full record
Track page: Goldberg Variations Bwv 988, Variatio 5 · Machine-readable JSON-LD