ISRC GBBBC1900125
Verified recording
GBBBC1900125 is “Piano Concerto No. 1 in E Minor, Op. 11: II. Romance. Larghetto” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xb029e89ffb5da8d00334eb608d13a6e6520b203f660dea330352a1583e168421 and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBC1900125.
Recording identifiers
- ISRC
- GBBBC1900125
- Title
- Piano Concerto No. 1 in E Minor, Op. 11: II. Romance. Larghetto
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xb029e89ffb5da8d00334eb608d13a6e6520b203f660dea330352a1583e168421
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:930b6657eebf9b0bc60cabeeb5cdfad744a3ec90c17e7539b05b881eb52ff9a1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBC1900125
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Piano Concerto No. 1 in E Minor, Op. 11: II. Romance. Larghetto · Machine-readable JSON-LD