ISRC FR7JM1879090
Verified recording
FR7JM1879090 is “Nocturnes, Op. 9: II. Andante in E-Flat Major (Arr. for cello and piano)” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xd085953aaceb65327c29d5d34b249e555231f19b21661147e6153020e172c36b and independently timestamped
in Bitcoin block 960368 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR7JM1879090.
Recording identifiers
- ISRC
- FR7JM1879090
- Title
- Nocturnes, Op. 9: II. Andante in E-Flat Major (Arr. for cello and piano)
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xd085953aaceb65327c29d5d34b249e555231f19b21661147e6153020e172c36b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T08:26:41+00:00
- Bitcoin block
- 960368
- Canonical record hash
sha256:180f10c133b22c1e217d842f85aedb4300381f499f3f770204af57383ab52537- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR7JM1879090
- Bitcoin block existence check
- https://blockstream.info/api/block/960368
Full record
Track page: Nocturnes, Op. 9: II. Andante in E-Flat Major (Arr. for cello and piano) · Machine-readable JSON-LD