ISRC USSM10400802
Verified recording
USSM10400802 is “Introduction et Polonaise brillante in C Major, Op. 3 (Transcribed for Piano) - For Piano” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xff6e1b7ed1b367bc3a4f0bfaf7bc76e7caad6b8f2d75d3f31fcce93be71c5655 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM10400802.
Recording identifiers
- ISRC
- USSM10400802
- Title
- Introduction et Polonaise brillante in C Major, Op. 3 (Transcribed for Piano) - For Piano
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xff6e1b7ed1b367bc3a4f0bfaf7bc76e7caad6b8f2d75d3f31fcce93be71c5655
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:e268b268311f8c7203a9bb7ff2b90a6b3cfe42769ec606839a8734f310939f00- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM10400802
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Introduction et Polonaise brillante in C Major, Op. 3 (Transcribed for Piano) - For Piano · Machine-readable JSON-LD