ISRC FRZ077501200
Verified recording
FRZ077501200 is “Nocturnes, Op. 27: Nocturne No. 8 in D-Flat Major, Op. 27 No. 2” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x072fb9590ebf9f708cf7d131e4687dbbea7ad77fae42f7c84aa2949c25bcd981 and independently timestamped
in Bitcoin block 960236 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ077501200.
Recording identifiers
- ISRC
- FRZ077501200
- Title
- Nocturnes, Op. 27: Nocturne No. 8 in D-Flat Major, Op. 27 No. 2
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x072fb9590ebf9f708cf7d131e4687dbbea7ad77fae42f7c84aa2949c25bcd981
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T09:37:10+00:00
- Bitcoin block
- 960236
- Canonical record hash
sha256:af6b7eb722175ff2ff6278fe6537fd62fbdb10a6ab4fc15bbe5891df30783fb0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ077501200
- Bitcoin block existence check
- https://blockstream.info/api/block/960236
Full record
Track page: Nocturnes, Op. 27: Nocturne No. 8 in D-Flat Major, Op. 27 No. 2 · Machine-readable JSON-LD