ISRC DEF058631238
Verified recording
DEF058631238 is “Les Contes d'Hoffmann / Act 2: "Ah! mon ami, quel accent!"” by Jacques Offenbach,
registered on the CopyrightChains blockchain with CopyrightID
0xd6ad23e40f4eb8d7d29979885b0654fd30cfd556b9486981feb128f8e0bef7a3 and independently timestamped
in Bitcoin block 960108 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058631238.
Recording identifiers
- ISRC
- DEF058631238
- Title
- Les Contes d'Hoffmann / Act 2: "Ah! mon ami, quel accent!"
- Artist
- Jacques Offenbach
- CopyrightID (CopyrightChains transaction hash)
0xd6ad23e40f4eb8d7d29979885b0654fd30cfd556b9486981feb128f8e0bef7a3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T13:09:35+00:00
- Bitcoin block
- 960108
- Canonical record hash
sha256:09fc834490e73b5eca503523ae01dcd77039131cd57e4d537beb58c150d46ef8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058631238
- Bitcoin block existence check
- https://blockstream.info/api/block/960108
Full record
Track page: Les Contes d'Hoffmann / Act 2: "Ah! mon ami, quel accent!" · Machine-readable JSON-LD