ISRC FRZ149220100
Verified recording
FRZ149220100 is “Nocturnes, Op. 32: II. Lento en La Bémol Majeur” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xc1c6fe9948d1a83ec6a511550fbf5a03fcc9a4532b9b43f892578c498cc5c2d0 and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ149220100.
Recording identifiers
- ISRC
- FRZ149220100
- Title
- Nocturnes, Op. 32: II. Lento en La Bémol Majeur
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xc1c6fe9948d1a83ec6a511550fbf5a03fcc9a4532b9b43f892578c498cc5c2d0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:e3ac44fddfae80cd65e2db0ff31d9e702586717ca426566199b15fa8b0368ccf- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ149220100
- Bitcoin block existence check
- https://blockstream.info/api/block/960138
Full record
Track page: Nocturnes, Op. 32: II. Lento en La Bémol Majeur · Machine-readable JSON-LD