ISRC USBC10500554
Verified recording
USBC10500554 is “Piano Concerto No. 1 in E Minor, Op. 11: Allegro maestoso” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x91603d385f4d0cfbe3cc757528d69157e248eae1762f371d331b3b856db347e0 and independently timestamped
in Bitcoin block 957073 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10500554.
Recording identifiers
- ISRC
- USBC10500554
- Title
- Piano Concerto No. 1 in E Minor, Op. 11: Allegro maestoso
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x91603d385f4d0cfbe3cc757528d69157e248eae1762f371d331b3b856db347e0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T18:39:05+00:00
- Bitcoin block
- 957073
- Canonical record hash
sha256:f4a77324df670be7195b277a54db0d3681535fe5b30a9208e5bbae8260cfda4a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10500554
- Bitcoin block existence check
- https://blockstream.info/api/block/957073
Full record
Track page: Piano Concerto No. 1 in E Minor, Op. 11: Allegro maestoso · Machine-readable JSON-LD