ISRC NLTR41200030
Verified recording
NLTR41200030 is “Goldberg Variations Bwv 988, Variatio 29” by Calefax Reed Quintet,
registered on the CopyrightChains blockchain with CopyrightID
0x5e52a8841c7e41a2025e8120dcd2ed6f685d88c79181586139fcf229a1d0aa7c and independently timestamped
in Bitcoin block 960327 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLTR41200030.
Recording identifiers
- ISRC
- NLTR41200030
- Title
- Goldberg Variations Bwv 988, Variatio 29
- Artist
- Calefax Reed Quintet
- CopyrightID (CopyrightChains transaction hash)
0x5e52a8841c7e41a2025e8120dcd2ed6f685d88c79181586139fcf229a1d0aa7c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T00:26:26+00:00
- Bitcoin block
- 960327
- Canonical record hash
sha256:2a0336792f2e2893980d1595726a408c2f8a1c44dee5c7b06c3b0bd005eb36ff- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLTR41200030
- Bitcoin block existence check
- https://blockstream.info/api/block/960327
Full record
Track page: Goldberg Variations Bwv 988, Variatio 29 · Machine-readable JSON-LD