ISRC GBLLH1900398
Verified recording
GBLLH1900398 is “Tribute to J. J. Johnson for Five Trombones, Piano, Percussion and Double Bass: III. Love for Sale” by Robert Elkjer,
registered on the CopyrightChains blockchain with CopyrightID
0xb4956495c3d3c708648dffdf906a503e50b65955220d7350f5a83ca79a0f9f38 and independently timestamped
in Bitcoin block 960348 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLLH1900398.
Recording identifiers
- ISRC
- GBLLH1900398
- Title
- Tribute to J. J. Johnson for Five Trombones, Piano, Percussion and Double Bass: III. Love for Sale
- Artist
- Robert Elkjer
- CopyrightID (CopyrightChains transaction hash)
0xb4956495c3d3c708648dffdf906a503e50b65955220d7350f5a83ca79a0f9f38
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T05:17:02+00:00
- Bitcoin block
- 960348
- Canonical record hash
sha256:380befeef1aa0a06b1f89dd5d207c3b88dd4f1aad7b8061366efaefd92219b99- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLLH1900398
- Bitcoin block existence check
- https://blockstream.info/api/block/960348
Full record
Track page: Tribute to J. J. Johnson for Five Trombones, Piano, Percussion and Double Bass: III. Love for Sale · Machine-readable JSON-LD