ISRC USB8U2008866
Verified recording
USB8U2008866 is “Andante spianoto e Grand Polonaise brillante” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xbe7e99832ea7fd489330a120eec41361d824599e65803462a8059e60d287fda2 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/USB8U2008866.
Recording identifiers
- ISRC
- USB8U2008866
- Title
- Andante spianoto e Grand Polonaise brillante
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xbe7e99832ea7fd489330a120eec41361d824599e65803462a8059e60d287fda2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:9bdac522f23b37654af6ffed1f07c92ae96e269b3943597e554e8495225c6c69- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U2008866
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Andante spianoto e Grand Polonaise brillante · Machine-readable JSON-LD