ISRC FRU621841208
Verified recording
FRU621841208 is “10 Pieces for Piano, Op. 12: March” by Sergei Prokofiev,
registered on the CopyrightChains blockchain with CopyrightID
0x9f600cd2c35e8276e9c6e8a54b3b817e656e8d24aec2a4144110adb4864fca71 and independently timestamped
in Bitcoin block 960266 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRU621841208.
Recording identifiers
- ISRC
- FRU621841208
- Title
- 10 Pieces for Piano, Op. 12: March
- Artist
- Sergei Prokofiev
- CopyrightID (CopyrightChains transaction hash)
0x9f600cd2c35e8276e9c6e8a54b3b817e656e8d24aec2a4144110adb4864fca71
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T14:44:50+00:00
- Bitcoin block
- 960266
- Canonical record hash
sha256:1a22e9bea087d9621f3f59732c385596a6a3bef707946b2f563a420a1acb4058- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRU621841208
- Bitcoin block existence check
- https://blockstream.info/api/block/960266
Full record
Track page: 10 Pieces for Piano, Op. 12: March · Machine-readable JSON-LD