ISRC PL44J2323151
Verified recording
PL44J2323151 is “Nocturne, Op. 9, No. 1 in B flat minor: Larghetto - Remastered 2023, Studio 1973” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x9d949195249551bb15ee31abe84b839767f06fb413e425eda11eafea330b90ef and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PL44J2323151.
Recording identifiers
- ISRC
- PL44J2323151
- Title
- Nocturne, Op. 9, No. 1 in B flat minor: Larghetto - Remastered 2023, Studio 1973
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x9d949195249551bb15ee31abe84b839767f06fb413e425eda11eafea330b90ef
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:ee426aa4cbf6b30985e290195c1538c358e10b5e83559e8a7daf811e950bcc0b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PL44J2323151
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Nocturne, Op. 9, No. 1 in B flat minor: Larghetto - Remastered 2023, Studio 1973 · Machine-readable JSON-LD