ISRC FRZ119401610
Verified recording
FRZ119401610 is “Chopin: Nocturne No. 1 in B-Flat Minor, Op. 9 No. 1” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x738c4e61e44834efc3f2f1824c00ca81dbbdfbd703a5f6da276723cbff847d47 and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ119401610.
Recording identifiers
- ISRC
- FRZ119401610
- Title
- Chopin: Nocturne No. 1 in B-Flat Minor, Op. 9 No. 1
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x738c4e61e44834efc3f2f1824c00ca81dbbdfbd703a5f6da276723cbff847d47
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:b7f3d750044eacc840d372306f1b8ebe6e5de2867c7e9b93b2835ab74eda4ef3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ119401610
- Bitcoin block existence check
- https://blockstream.info/api/block/953520
Full record
Track page: Chopin: Nocturne No. 1 in B-Flat Minor, Op. 9 No. 1 · Machine-readable JSON-LD