ISRC FRZ200200003
Verified recording
FRZ200200003 is “Chopin: Nocturne No. 8 in D-Flat Major, Op. 27 No. 2” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x8e3de754c86c4dea527b2e3aa5c776247bdeaf037cbbb47a7e9d666e286b1ac6 and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ200200003.
Recording identifiers
- ISRC
- FRZ200200003
- Title
- Chopin: Nocturne No. 8 in D-Flat Major, Op. 27 No. 2
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x8e3de754c86c4dea527b2e3aa5c776247bdeaf037cbbb47a7e9d666e286b1ac6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:7ac55ba276f1294f075056b88c905039f2868615d4734ff27f2d5a09ce22e6d7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ200200003
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Chopin: Nocturne No. 8 in D-Flat Major, Op. 27 No. 2 · Machine-readable JSON-LD