ISRC FRZ076801150
Verified recording
FRZ076801150 is “12 Études, Op. 25: No. 1 in A-Flat Major” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x297250b8467e7c08c2d0d2408845b1267ffa721faacd216639ac09f52d40ec76 and independently timestamped
in Bitcoin block 960418 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ076801150.
Recording identifiers
- ISRC
- FRZ076801150
- Title
- 12 Études, Op. 25: No. 1 in A-Flat Major
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x297250b8467e7c08c2d0d2408845b1267ffa721faacd216639ac09f52d40ec76
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T15:20:15+00:00
- Bitcoin block
- 960418
- Canonical record hash
sha256:379c97342e06a8b4a09b8132c8ad3c32f7398fb19d54726a7d4b1ad83ca44f52- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ076801150
- Bitcoin block existence check
- https://blockstream.info/api/block/960418
Full record
Track page: 12 Études, Op. 25: No. 1 in A-Flat Major · Machine-readable JSON-LD