ISRC DEF058703771
Verified recording
DEF058703771 is “Sonata for Violin and Piano No. 1 in F minor, Op. 80: 1. Andante assai” by Sergei Prokofiev,
registered on the CopyrightChains blockchain with CopyrightID
0xed3adb8e64d56a02ad16cf8362ac3aa6f135ba56d8ff0de0268bb58f2c41a5bb and independently timestamped
in Bitcoin block 960334 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058703771.
Recording identifiers
- ISRC
- DEF058703771
- Title
- Sonata for Violin and Piano No. 1 in F minor, Op. 80: 1. Andante assai
- Artist
- Sergei Prokofiev
- CopyrightID (CopyrightChains transaction hash)
0xed3adb8e64d56a02ad16cf8362ac3aa6f135ba56d8ff0de0268bb58f2c41a5bb
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:19:15+00:00
- Bitcoin block
- 960334
- Canonical record hash
sha256:2c1ad2cb2a5fd433c6103a4c521350661f75d5e6b8e84aa4ef613b54f2801bec- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058703771
- Bitcoin block existence check
- https://blockstream.info/api/block/960334
Full record
Track page: Sonata for Violin and Piano No. 1 in F minor, Op. 80: 1. Andante assai · Machine-readable JSON-LD