ISRC USSM11902392
Verified recording
USSM11902392 is “Piano Sonata No. 12 in A-Flat Major, Op. 26: IV. Allegro” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x9ac9c6547ef622b458c2da57bdf8bfc7110fdb16b6d747a1f7aa5f3fe77b8d39 and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11902392.
Recording identifiers
- ISRC
- USSM11902392
- Title
- Piano Sonata No. 12 in A-Flat Major, Op. 26: IV. Allegro
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x9ac9c6547ef622b458c2da57bdf8bfc7110fdb16b6d747a1f7aa5f3fe77b8d39
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:1f2a2caa48c641fb4af0c6be2b5d80cc0560405610c84e43283da870e07c3846- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11902392
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Piano Sonata No. 12 in A-Flat Major, Op. 26: IV. Allegro · Machine-readable JSON-LD