ISRC FRZ119506020
Verified recording
FRZ119506020 is “Chopin: Nocturne No. 11 in G Minor, Op. 37 No. 1” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x71e1183a87fbded2ecb38da017a73d680f2f34e427ea91c58078fab0bb14ca9b and independently timestamped
in Bitcoin block 960360 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ119506020.
Recording identifiers
- ISRC
- FRZ119506020
- Title
- Chopin: Nocturne No. 11 in G Minor, Op. 37 No. 1
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x71e1183a87fbded2ecb38da017a73d680f2f34e427ea91c58078fab0bb14ca9b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T06:42:11+00:00
- Bitcoin block
- 960360
- Canonical record hash
sha256:c3a420b6aa00ff3c650e6d50392c482adc86f1aa96727833b4741ce3b8edc78e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ119506020
- Bitcoin block existence check
- https://blockstream.info/api/block/960360
Full record
Track page: Chopin: Nocturne No. 11 in G Minor, Op. 37 No. 1 · Machine-readable JSON-LD