ISRC GBAYC0502334
Verified recording
GBAYC0502334 is “Piano Sonata No. 8 in B-Flat Major, Op. 84: II. Andante sognando” by Sergei Prokofiev,
registered on the CopyrightChains blockchain with CopyrightID
0x50218348a329e07cf0306d029409979dafc6389778d563011b2fb5dfc42cb444 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/GBAYC0502334.
Recording identifiers
- ISRC
- GBAYC0502334
- Title
- Piano Sonata No. 8 in B-Flat Major, Op. 84: II. Andante sognando
- Artist
- Sergei Prokofiev
- CopyrightID (CopyrightChains transaction hash)
0x50218348a329e07cf0306d029409979dafc6389778d563011b2fb5dfc42cb444
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:3463cbd62d9b5c870184c8bf650506ecdad441f78a00fab5ff4e67e2a9f1da87- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0502334
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Piano Sonata No. 8 in B-Flat Major, Op. 84: II. Andante sognando · Machine-readable JSON-LD