ISRC GBAYC0703142
Verified recording
GBAYC0703142 is “Prokofiev: Cello Sonata in C Major, Op. 119: II. Moderato” by Sergei Prokofiev,
registered on the CopyrightChains blockchain with CopyrightID
0x6049781b4ce30cee8a6e6413b653ba0e276727d34180e83ecf4cf2fc85ba78d6 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/GBAYC0703142.
Recording identifiers
- ISRC
- GBAYC0703142
- Title
- Prokofiev: Cello Sonata in C Major, Op. 119: II. Moderato
- Artist
- Sergei Prokofiev
- CopyrightID (CopyrightChains transaction hash)
0x6049781b4ce30cee8a6e6413b653ba0e276727d34180e83ecf4cf2fc85ba78d6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:160786f0f3b24f1b8876d81946f977e34f72a317cb4833ba0a631e54ad6a7202- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0703142
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Prokofiev: Cello Sonata in C Major, Op. 119: II. Moderato · Machine-readable JSON-LD