ISRC USBC10507644
Verified recording
USBC10507644 is “Sonata in C Major for Piano Four Hands, D. 812 "Grand Duo": II. Andante” by Franz Schubert,
registered on the CopyrightChains blockchain with CopyrightID
0x449279e911e7da0dfca661225bff05df16f1919cbb7172229f02fa9c688977d6 and independently timestamped
in Bitcoin block 960334 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10507644.
Recording identifiers
- ISRC
- USBC10507644
- Title
- Sonata in C Major for Piano Four Hands, D. 812 "Grand Duo": II. Andante
- Artist
- Franz Schubert
- CopyrightID (CopyrightChains transaction hash)
0x449279e911e7da0dfca661225bff05df16f1919cbb7172229f02fa9c688977d6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:19:15+00:00
- Bitcoin block
- 960334
- Canonical record hash
sha256:132466ae0383533a2dcb34dff86520eb5559e4cd5d09811eb83ec2f78f44f1c5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10507644
- Bitcoin block existence check
- https://blockstream.info/api/block/960334
Full record
Track page: Sonata in C Major for Piano Four Hands, D. 812 "Grand Duo": II. Andante · Machine-readable JSON-LD