ISRC DEF058703783
Verified recording
DEF058703783 is “Sonata for Violin and Piano No. 2 in D, Op. 94b: 3. Andante” by Sergei Prokofiev,
registered on the CopyrightChains blockchain with CopyrightID
0xeed90a4b49a01dec8a807db63ee25f4cefcfb3f452b776b60eae98ce043f6629 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058703783.
Recording identifiers
- ISRC
- DEF058703783
- Title
- Sonata for Violin and Piano No. 2 in D, Op. 94b: 3. Andante
- Artist
- Sergei Prokofiev
- CopyrightID (CopyrightChains transaction hash)
0xeed90a4b49a01dec8a807db63ee25f4cefcfb3f452b776b60eae98ce043f6629
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:dc3ba6b936ce7ab0bb7fe01f420f4c765a5eb89573312647cd0d993bde19564c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058703783
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Sonata for Violin and Piano No. 2 in D, Op. 94b: 3. Andante · Machine-readable JSON-LD