ISRC GB8KG1103953
Verified recording
GB8KG1103953 is “Piano Concerto No. 21 in C Major” by Artur Schnabel,
registered on the CopyrightChains blockchain with CopyrightID
0x69f255323da33531461fe24261188e8c95cb7a8e5c46ed5a040d13a3aa8044b7 and independently timestamped
in Bitcoin block 960441 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GB8KG1103953.
Recording identifiers
- ISRC
- GB8KG1103953
- Title
- Piano Concerto No. 21 in C Major
- Artist
- Artur Schnabel
- CopyrightID (CopyrightChains transaction hash)
0x69f255323da33531461fe24261188e8c95cb7a8e5c46ed5a040d13a3aa8044b7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T17:29:52+00:00
- Bitcoin block
- 960441
- Canonical record hash
sha256:55e472d34fdb815754cddf3287c5fcbb9d8e195a3dcad1034c3654c7319f1d52- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GB8KG1103953
- Bitcoin block existence check
- https://blockstream.info/api/block/960441
Full record
Track page: Piano Concerto No. 21 in C Major · Machine-readable JSON-LD