ISRC FRZ110901486
Verified recording
FRZ110901486 is “Chopin: Nocturne No. 2 in E-Flat Major, Op. 9 No. 2” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x3e3afd7c6dbbc900f969879d0b823dbdb826a30d405c2083b93ec1cea9d86c17 and independently timestamped
in Bitcoin block 960229 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ110901486.
Recording identifiers
- ISRC
- FRZ110901486
- Title
- Chopin: Nocturne No. 2 in E-Flat Major, Op. 9 No. 2
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x3e3afd7c6dbbc900f969879d0b823dbdb826a30d405c2083b93ec1cea9d86c17
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T08:30:10+00:00
- Bitcoin block
- 960229
- Canonical record hash
sha256:35d7ad11864fa3be70eed119e19c3782e3b890069296cab542ec695173097286- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ110901486
- Bitcoin block existence check
- https://blockstream.info/api/block/960229
Full record
Track page: Chopin: Nocturne No. 2 in E-Flat Major, Op. 9 No. 2 · Machine-readable JSON-LD