ISRC USBC19800520
Verified recording
USBC19800520 is “Piano Sonata No. 2 in B-Flat Minor, Op. 35: II. Scherzo” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xe18846728bb4eb3fd77ba2bbe4d1dc7197919bf7b2b557732959a2f3697a25b6 and independently timestamped
in Bitcoin block 960198 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC19800520.
Recording identifiers
- ISRC
- USBC19800520
- Title
- Piano Sonata No. 2 in B-Flat Minor, Op. 35: II. Scherzo
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xe18846728bb4eb3fd77ba2bbe4d1dc7197919bf7b2b557732959a2f3697a25b6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T02:21:55+00:00
- Bitcoin block
- 960198
- Canonical record hash
sha256:83c0d59c5fe7b673e03ebff999f5fdc0d87d65d1798642166bff8af2d63ec635- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC19800520
- Bitcoin block existence check
- https://blockstream.info/api/block/960198
Full record
Track page: Piano Sonata No. 2 in B-Flat Minor, Op. 35: II. Scherzo · Machine-readable JSON-LD