ISRC FRZ119401650
Verified recording
FRZ119401650 is “Chopin: Nocturne No. 5 in F-Sharp Major, Op. 15 No. 2” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xc4ee50e32a23e21a7e2d2ce085e715970e55b7089180d3dc60a70fb327c68fec and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ119401650.
Recording identifiers
- ISRC
- FRZ119401650
- Title
- Chopin: Nocturne No. 5 in F-Sharp Major, Op. 15 No. 2
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xc4ee50e32a23e21a7e2d2ce085e715970e55b7089180d3dc60a70fb327c68fec
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:6b4f7ff30469ac6556cc1ef81873567af38829b982a43cd5e91fb0f33ff27d8e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ119401650
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Chopin: Nocturne No. 5 in F-Sharp Major, Op. 15 No. 2 · Machine-readable JSON-LD