ISRC CAAGN1698904
Verified recording
CAAGN1698904 is “Piano Concerto No. 2 in F Minor, Op. 21: I. Maestoso” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xb8ff603713a5fd6ea0dc57b782dae5b473233ae7728db6188423da28cf900267 and independently timestamped
in Bitcoin block 960334 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAAGN1698904.
Recording identifiers
- ISRC
- CAAGN1698904
- Title
- Piano Concerto No. 2 in F Minor, Op. 21: I. Maestoso
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xb8ff603713a5fd6ea0dc57b782dae5b473233ae7728db6188423da28cf900267
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:19:15+00:00
- Bitcoin block
- 960334
- Canonical record hash
sha256:7fee14df2679c95ba6c49296cdbe2b0a8a476769948aaf8afd1855e9579c3b18- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAAGN1698904
- Bitcoin block existence check
- https://blockstream.info/api/block/960334
Full record
Track page: Piano Concerto No. 2 in F Minor, Op. 21: I. Maestoso · Machine-readable JSON-LD