ISRC FRZ111100612
Verified recording
FRZ111100612 is “Chopin: Nocturne No. 8 in D-Flat Major, Op. 27 No. 2” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x0a4403728fb9f88e883ba55d8527bfe2bff9f75583240df83d32e7f230564623 and independently timestamped
in Bitcoin block 957122 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ111100612.
Recording identifiers
- ISRC
- FRZ111100612
- Title
- Chopin: Nocturne No. 8 in D-Flat Major, Op. 27 No. 2
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x0a4403728fb9f88e883ba55d8527bfe2bff9f75583240df83d32e7f230564623
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:39:04+00:00
- Bitcoin block
- 957122
- Canonical record hash
sha256:7eff809eaf1d179848a4a8858f735f6884ff1dc4c5a15fc52fd07f037ded9705- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ111100612
- Bitcoin block existence check
- https://blockstream.info/api/block/957122
Full record
Track page: Chopin: Nocturne No. 8 in D-Flat Major, Op. 27 No. 2 · Machine-readable JSON-LD