ISRC USBC10507646
Verified recording
USBC10507646 is “Sonata in C Major for Piano Four Hands, D. 812 "Grand Duo": IV. Allegro vivace” by Franz Schubert,
registered on the CopyrightChains blockchain with CopyrightID
0x340d2d517517206308bb94e2c2b97d7e00536efc509e0b8bce24d67bb51f48d6 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10507646.
Recording identifiers
- ISRC
- USBC10507646
- Title
- Sonata in C Major for Piano Four Hands, D. 812 "Grand Duo": IV. Allegro vivace
- Artist
- Franz Schubert
- CopyrightID (CopyrightChains transaction hash)
0x340d2d517517206308bb94e2c2b97d7e00536efc509e0b8bce24d67bb51f48d6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:9367763435002bbcd1bd3c4aa7ffaaeb659c3a1117af3f8e49533cb9992f5d0c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10507646
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Sonata in C Major for Piano Four Hands, D. 812 "Grand Duo": IV. Allegro vivace · Machine-readable JSON-LD