ISRC PL44J2323161
Verified recording
PL44J2323161 is “Nocturne, Op. 37, No. 1 in G minor: Andante sostenuto - Remastered 2023, Studio 1973” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x9dc3dad7b14a91fe99760dcae4d675e93062ce049f8775d7e6640ffd79f74ea1 and independently timestamped
in Bitcoin block 960473 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PL44J2323161.
Recording identifiers
- ISRC
- PL44J2323161
- Title
- Nocturne, Op. 37, No. 1 in G minor: Andante sostenuto - Remastered 2023, Studio 1973
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x9dc3dad7b14a91fe99760dcae4d675e93062ce049f8775d7e6640ffd79f74ea1
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T22:27:44+00:00
- Bitcoin block
- 960473
- Canonical record hash
sha256:34b476ba7845f42a9377287e34b9894ecdd9b7d90a28ea90d4a85d098f0b6e4b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PL44J2323161
- Bitcoin block existence check
- https://blockstream.info/api/block/960473
Full record
Track page: Nocturne, Op. 37, No. 1 in G minor: Andante sostenuto - Remastered 2023, Studio 1973 · Machine-readable JSON-LD