ISRC USSM11203188
Verified recording
USSM11203188 is “Piano Sonata No. 2 in B-Flat Minor, Op. 35 "Funeral March": II. Scherzo” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xc67214afbf908956375a91f5d726577f20bbd4aa2ac62d2a35e832a9934f521e and independently timestamped
in Bitcoin block 954130 on 2026-06-17.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11203188.
Recording identifiers
- ISRC
- USSM11203188
- Title
- Piano Sonata No. 2 in B-Flat Minor, Op. 35 "Funeral March": II. Scherzo
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xc67214afbf908956375a91f5d726577f20bbd4aa2ac62d2a35e832a9934f521e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-17T19:07:14+00:00
- Bitcoin block
- 954130
- Canonical record hash
sha256:a37fc41f5c66203a5ecf5f672045b566da9f8ebf8e08ea9ed76db5f94b428a57- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11203188
- Bitcoin block existence check
- https://blockstream.info/api/block/954130
Full record
Track page: Piano Sonata No. 2 in B-Flat Minor, Op. 35 "Funeral March": II. Scherzo · Machine-readable JSON-LD