ISRC USHM19620110
Verified recording
USHM19620110 is “12 Études, Op. 10: VIII. In F Major” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x1d338f6663c85759dda8cc97679d3e330b4ae3f1a0bf9194f41baa814c5ba0f5 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USHM19620110.
Recording identifiers
- ISRC
- USHM19620110
- Title
- 12 Études, Op. 10: VIII. In F Major
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x1d338f6663c85759dda8cc97679d3e330b4ae3f1a0bf9194f41baa814c5ba0f5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:71c26670c26c9e4762b3472d67a8c8c89650e53175f99f5a0947a14a49970b78- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USHM19620110
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: 12 Études, Op. 10: VIII. In F Major · Machine-readable JSON-LD