ISRC GBLWD9003107
Verified recording
GBLWD9003107 is “Piano Concerto No. 4 in B-Flat Major, Op. 53, "For the Left Hand": IV. Vivace” by Sergei Prokofiev,
registered on the CopyrightChains blockchain with CopyrightID
0x701e424b44c36cdf4671cc95ca5a989f0eef72650f20f9af46efae967a609ea8 and independently timestamped
in Bitcoin block 960427 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD9003107.
Recording identifiers
- ISRC
- GBLWD9003107
- Title
- Piano Concerto No. 4 in B-Flat Major, Op. 53, "For the Left Hand": IV. Vivace
- Artist
- Sergei Prokofiev
- CopyrightID (CopyrightChains transaction hash)
0x701e424b44c36cdf4671cc95ca5a989f0eef72650f20f9af46efae967a609ea8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T15:59:18+00:00
- Bitcoin block
- 960427
- Canonical record hash
sha256:c26360b2f9a10f95e06b6ea43ce35ba6ded65f6fbb2cd2b3472456744a0639b0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD9003107
- Bitcoin block existence check
- https://blockstream.info/api/block/960427
Full record
Track page: Piano Concerto No. 4 in B-Flat Major, Op. 53, "For the Left Hand": IV. Vivace · Machine-readable JSON-LD