ISRC FRZ119401770
Verified recording
FRZ119401770 is “Chopin: Nocturne No. 17 in B Major, Op. 62 No. 1” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xa25ddd68c9d7862e32ef7a08da815c25aa13c0449a576088cca96df985cc6d9c 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/FRZ119401770.
Recording identifiers
- ISRC
- FRZ119401770
- Title
- Chopin: Nocturne No. 17 in B Major, Op. 62 No. 1
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xa25ddd68c9d7862e32ef7a08da815c25aa13c0449a576088cca96df985cc6d9c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:1f55aabc96fc744e2529505aace39ee066088b21e980b588382be6749dca9ae3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ119401770
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Chopin: Nocturne No. 17 in B Major, Op. 62 No. 1 · Machine-readable JSON-LD