ISRC FINDE9900179
Verified recording
FINDE9900179 is “Piano Sonata No. 4 in C Minor, Op. 29: II. Andante assai” by Sergei Prokofiev,
registered on the CopyrightChains blockchain with CopyrightID
0x8ecef3281a251e6c34b3d47722d7d4afb71144b5250624b107a458b3a6a63238 and independently timestamped
in Bitcoin block 960095 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900179.
Recording identifiers
- ISRC
- FINDE9900179
- Title
- Piano Sonata No. 4 in C Minor, Op. 29: II. Andante assai
- Artist
- Sergei Prokofiev
- CopyrightID (CopyrightChains transaction hash)
0x8ecef3281a251e6c34b3d47722d7d4afb71144b5250624b107a458b3a6a63238
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T11:07:37+00:00
- Bitcoin block
- 960095
- Canonical record hash
sha256:cfe5a6902d3adbf8828020edb130ff1b52fde0d9d5a14f91dd537636db579ede- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FINDE9900179
- Bitcoin block existence check
- https://blockstream.info/api/block/960095
Full record
Track page: Piano Sonata No. 4 in C Minor, Op. 29: II. Andante assai · Machine-readable JSON-LD