ISRC FRZ208610502
Verified recording
FRZ208610502 is “Prokofiev: Symphony No. 4 in C Major, Op. 47: II. Andante tranquillo” by Sergei Prokofiev,
registered on the CopyrightChains blockchain with CopyrightID
0xbbd57c25b00c20c70948b5626d531979f7453cfd0a7d7a13b5a5b0df743968ce and independently timestamped
in Bitcoin block 960264 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208610502.
Recording identifiers
- ISRC
- FRZ208610502
- Title
- Prokofiev: Symphony No. 4 in C Major, Op. 47: II. Andante tranquillo
- Artist
- Sergei Prokofiev
- CopyrightID (CopyrightChains transaction hash)
0xbbd57c25b00c20c70948b5626d531979f7453cfd0a7d7a13b5a5b0df743968ce
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T14:36:16+00:00
- Bitcoin block
- 960264
- Canonical record hash
sha256:af873e2cec1858564ca627f51095657abe1308d886dee0a65f67cae6658e3dba- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208610502
- Bitcoin block existence check
- https://blockstream.info/api/block/960264
Full record
Track page: Prokofiev: Symphony No. 4 in C Major, Op. 47: II. Andante tranquillo · Machine-readable JSON-LD