ISRC USGZ21350253
Verified recording
USGZ21350253 is “Andante con Variatone for Harp: Andante con Variatone for Harp” by Jean-Baptiste Krumpholz,
registered on the CopyrightChains blockchain with CopyrightID
0xf28e4c6254ee49d7435b2aa2399e3b3a7b230a404c703c02cdf077193234e476 and independently timestamped
in Bitcoin block 957061 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USGZ21350253.
Recording identifiers
- ISRC
- USGZ21350253
- Title
- Andante con Variatone for Harp: Andante con Variatone for Harp
- Artist
- Jean-Baptiste Krumpholz
- CopyrightID (CopyrightChains transaction hash)
0xf28e4c6254ee49d7435b2aa2399e3b3a7b230a404c703c02cdf077193234e476
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T16:07:00+00:00
- Bitcoin block
- 957061
- Canonical record hash
sha256:382a07bd8ca879ebaadad1998413f4884d38638b24f8345888a15a3233793130- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USGZ21350253
- Bitcoin block existence check
- https://blockstream.info/api/block/957061
Full record
Track page: Andante con Variatone for Harp: Andante con Variatone for Harp · Machine-readable JSON-LD