ISRC USBC16900208
Verified recording
USBC16900208 is “Violin Sonata No. 1 in F Minor, Op. 80: III. Andante” by Sergei Prokofiev,
registered on the CopyrightChains blockchain with CopyrightID
0x29adf8c83329a4d5c945827813830e89f7404acc3288cc219bae619cb3635c02 and independently timestamped
in Bitcoin block 960225 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC16900208.
Recording identifiers
- ISRC
- USBC16900208
- Title
- Violin Sonata No. 1 in F Minor, Op. 80: III. Andante
- Artist
- Sergei Prokofiev
- CopyrightID (CopyrightChains transaction hash)
0x29adf8c83329a4d5c945827813830e89f7404acc3288cc219bae619cb3635c02
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T08:04:30+00:00
- Bitcoin block
- 960225
- Canonical record hash
sha256:7670e6ee88812fb7932a8c343df72fbd7be4d9b07e7a395b151031453479fca6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC16900208
- Bitcoin block existence check
- https://blockstream.info/api/block/960225
Full record
Track page: Violin Sonata No. 1 in F Minor, Op. 80: III. Andante · Machine-readable JSON-LD