ISRC USBC19800526
Verified recording
USBC19800526 is “Piano Sonata No. 3 in B Minor, Op. 58: IV. Finale. Presto, non tanto” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x8bc71063e92b2ad35dd651213732fc7d613aedf0a0a554cc11006a9be8a29e69 and independently timestamped
in Bitcoin block 960273 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC19800526.
Recording identifiers
- ISRC
- USBC19800526
- Title
- Piano Sonata No. 3 in B Minor, Op. 58: IV. Finale. Presto, non tanto
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x8bc71063e92b2ad35dd651213732fc7d613aedf0a0a554cc11006a9be8a29e69
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T15:42:38+00:00
- Bitcoin block
- 960273
- Canonical record hash
sha256:ba32ece81a126f459110b0425c7968ca6cef3636b522bc1ac0f27d8d699b1c06- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC19800526
- Bitcoin block existence check
- https://blockstream.info/api/block/960273
Full record
Track page: Piano Sonata No. 3 in B Minor, Op. 58: IV. Finale. Presto, non tanto · Machine-readable JSON-LD