ISRC USSJ10904257
Verified recording
USSJ10904257 is “Andante Spianato and Grande Polonaise in E-Flat Major, Op. 22: I. Andante Spianato” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x5daafa0b48ea65fb1d31598417cbf09065f2e1e2dab0768a31024f5428c855d5 and independently timestamped
in Bitcoin block 957050 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSJ10904257.
Recording identifiers
- ISRC
- USSJ10904257
- Title
- Andante Spianato and Grande Polonaise in E-Flat Major, Op. 22: I. Andante Spianato
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x5daafa0b48ea65fb1d31598417cbf09065f2e1e2dab0768a31024f5428c855d5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T14:41:13+00:00
- Bitcoin block
- 957050
- Canonical record hash
sha256:1cc7c427bd8061594838d815cd9a4386b3d1fd43f0daa00a6b87406f18d97693- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSJ10904257
- Bitcoin block existence check
- https://blockstream.info/api/block/957050
Full record
Track page: Andante Spianato and Grande Polonaise in E-Flat Major, Op. 22: I. Andante Spianato · Machine-readable JSON-LD