ISRC DEF058703782
Verified recording
DEF058703782 is “Sonata for Violin and Piano No. 2 in D, Op. 94b: 2. Scherzo (Presto)” by Sergei Prokofiev,
registered on the CopyrightChains blockchain with CopyrightID
0xe2199f0fea112726e2274c39b3d91fbaa9686bf68cfbe59cb047e5c622e156b7 and independently timestamped
in Bitcoin block 960448 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058703782.
Recording identifiers
- ISRC
- DEF058703782
- Title
- Sonata for Violin and Piano No. 2 in D, Op. 94b: 2. Scherzo (Presto)
- Artist
- Sergei Prokofiev
- CopyrightID (CopyrightChains transaction hash)
0xe2199f0fea112726e2274c39b3d91fbaa9686bf68cfbe59cb047e5c622e156b7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T18:48:12+00:00
- Bitcoin block
- 960448
- Canonical record hash
sha256:e962ee6aab6c8d4b4536a2d0dfdfc3be7a232aadcd5c0da6ef9c80ac16ed73b2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058703782
- Bitcoin block existence check
- https://blockstream.info/api/block/960448
Full record
Track page: Sonata for Violin and Piano No. 2 in D, Op. 94b: 2. Scherzo (Presto) · Machine-readable JSON-LD