ISRC USBC19800523
Verified recording
USBC19800523 is “Piano Sonata No. 3 in B Minor, Op. 58: I. Allegro maestoso” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x045d679612416592c1c6a6f161a6daa21ffe2566b1ab24eaaef77c66b9f9c92e and independently timestamped
in Bitcoin block 960240 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC19800523.
Recording identifiers
- ISRC
- USBC19800523
- Title
- Piano Sonata No. 3 in B Minor, Op. 58: I. Allegro maestoso
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x045d679612416592c1c6a6f161a6daa21ffe2566b1ab24eaaef77c66b9f9c92e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T09:57:33+00:00
- Bitcoin block
- 960240
- Canonical record hash
sha256:ec3dc66b05063a872c1cb1619f560bd0859296a789ab84ee5fcd5f264bebb672- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC19800523
- Bitcoin block existence check
- https://blockstream.info/api/block/960240
Full record
Track page: Piano Sonata No. 3 in B Minor, Op. 58: I. Allegro maestoso · Machine-readable JSON-LD