ISRC NLY331405987
Verified recording
NLY331405987 is “Nocturne in B-Flat Minor, Op. 9 No. 1” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x17380ae46f02aec1b66179aad80caa6130e5fbf18255d390ef6775a5adf9360d 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/NLY331405987.
Recording identifiers
- ISRC
- NLY331405987
- Title
- Nocturne in B-Flat Minor, Op. 9 No. 1
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x17380ae46f02aec1b66179aad80caa6130e5fbf18255d390ef6775a5adf9360d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:e48b217c55b74312fece51df4bfae98bf5dd7029dee18054022a9b510605df99- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331405987
- Bitcoin block existence check
- https://blockstream.info/api/block/960138
Full record
Track page: Nocturne in B-Flat Minor, Op. 9 No. 1 · Machine-readable JSON-LD