ISRC USL4R2174140
Verified recording
USL4R2174140 is “Sonatina in G Major, Op. 20, No. 1: I. Allegro non tanto” by Jan Ladislav Dussek,
registered on the CopyrightChains blockchain with CopyrightID
0x9f7ee75a301eab1869dae2f0336c0f218326e9d65cb9fd2aa18f3ebd160d4bc3 and independently timestamped
in Bitcoin block 957064 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USL4R2174140.
Recording identifiers
- ISRC
- USL4R2174140
- Title
- Sonatina in G Major, Op. 20, No. 1: I. Allegro non tanto
- Artist
- Jan Ladislav Dussek
- CopyrightID (CopyrightChains transaction hash)
0x9f7ee75a301eab1869dae2f0336c0f218326e9d65cb9fd2aa18f3ebd160d4bc3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T16:43:08+00:00
- Bitcoin block
- 957064
- Canonical record hash
sha256:3f3e35712a389ae945785b236feb7fa0e8a76f7989c5f5f45ff2aec2ccb5cf46- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USL4R2174140
- Bitcoin block existence check
- https://blockstream.info/api/block/957064
Full record
Track page: Sonatina in G Major, Op. 20, No. 1: I. Allegro non tanto · Machine-readable JSON-LD