ISRC DEF058631206
Verified recording
DEF058631206 is “Les Contes d'Hoffmann / Act 1: "Il était une fois à la cour d'Eisenach" (La légende de Kleinzach)” by Jacques Offenbach,
registered on the CopyrightChains blockchain with CopyrightID
0x2536d7025f8a955bd1b39a2c15fc70ca311185eaf4a8006b7271499419c8a21e 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/DEF058631206.
Recording identifiers
- ISRC
- DEF058631206
- Title
- Les Contes d'Hoffmann / Act 1: "Il était une fois à la cour d'Eisenach" (La légende de Kleinzach)
- Artist
- Jacques Offenbach
- CopyrightID (CopyrightChains transaction hash)
0x2536d7025f8a955bd1b39a2c15fc70ca311185eaf4a8006b7271499419c8a21e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:dba9b3cc56a67df9b3e04929666dea4c7d27c5bb1d92cbdb81acfe8a3383a3b7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058631206
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Les Contes d'Hoffmann / Act 1: "Il était une fois à la cour d'Eisenach" (La légende de Kleinzach) · Machine-readable JSON-LD