ISRC FRZ209616904
Verified recording
FRZ209616904 is “Offenbach: Les contes d'Hoffmann, Act 3: "Jour et nuit, je me mets en quatre" (Frantz)” by Jacques Offenbach,
registered on the CopyrightChains blockchain with CopyrightID
0xa1ae04dcea04b0dbd3813240c3cbf0ad2647624c42a84952fb8aa951f174a7a7 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209616904.
Recording identifiers
- ISRC
- FRZ209616904
- Title
- Offenbach: Les contes d'Hoffmann, Act 3: "Jour et nuit, je me mets en quatre" (Frantz)
- Artist
- Jacques Offenbach
- CopyrightID (CopyrightChains transaction hash)
0xa1ae04dcea04b0dbd3813240c3cbf0ad2647624c42a84952fb8aa951f174a7a7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:67cb84a89def727256d339040a177131cff92f90d0ef2d18725279e1eb3270e6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209616904
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Offenbach: Les contes d'Hoffmann, Act 3: "Jour et nuit, je me mets en quatre" (Frantz) · Machine-readable JSON-LD