ISRC USHM19108704
Verified recording
USHM19108704 is “Piano Sonata No. 6: I. Allegro moderato” by Sergei Prokofiev,
registered on the CopyrightChains blockchain with CopyrightID
0x7188920cc67a44eb9eca0f1abdec946cad66ffdc3e2d6e7c82f4913ea07130f3 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/USHM19108704.
Recording identifiers
- ISRC
- USHM19108704
- Title
- Piano Sonata No. 6: I. Allegro moderato
- Artist
- Sergei Prokofiev
- CopyrightID (CopyrightChains transaction hash)
0x7188920cc67a44eb9eca0f1abdec946cad66ffdc3e2d6e7c82f4913ea07130f3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T05:17:02+00:00
- Bitcoin block
- 960348
- Canonical record hash
sha256:79fbea6c6d240524708dec082a67fe0634b39cd708bbf4fcfedfcad7a7cf0a56- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USHM19108704
- Bitcoin block existence check
- https://blockstream.info/api/block/960348
Full record
Track page: Piano Sonata No. 6: I. Allegro moderato · Machine-readable JSON-LD