ISRC DEF058703773
Verified recording
DEF058703773 is “Sonata for Violin and Piano No. 1 in F minor, Op. 80: 3. Andante” by Sergei Prokofiev,
registered on the CopyrightChains blockchain with CopyrightID
0x012c8bf1a90c26e41b07e8b9dc6a64a39305ebc7255a1f73577920bbfd4b4aa3 and independently timestamped
in Bitcoin block 960368 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058703773.
Recording identifiers
- ISRC
- DEF058703773
- Title
- Sonata for Violin and Piano No. 1 in F minor, Op. 80: 3. Andante
- Artist
- Sergei Prokofiev
- CopyrightID (CopyrightChains transaction hash)
0x012c8bf1a90c26e41b07e8b9dc6a64a39305ebc7255a1f73577920bbfd4b4aa3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T08:26:41+00:00
- Bitcoin block
- 960368
- Canonical record hash
sha256:8847fcce0677d3acdd8be88626e6c46070db268373d0549c6fe782eb4743ee6d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058703773
- Bitcoin block existence check
- https://blockstream.info/api/block/960368
Full record
Track page: Sonata for Violin and Piano No. 1 in F minor, Op. 80: 3. Andante · Machine-readable JSON-LD