ISRC DEF058631220
Verified recording
DEF058631220 is “Les Contes d'Hoffmann / Act 4: "Amis, l'amour tendre et rêveur"” by Jacques Offenbach,
registered on the CopyrightChains blockchain with CopyrightID
0xab3521ae7af3ae478b4cb33f3d1a97fce746fefd742e130d9c1c0d3bff7da182 and independently timestamped
in Bitcoin block 960220 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058631220.
Recording identifiers
- ISRC
- DEF058631220
- Title
- Les Contes d'Hoffmann / Act 4: "Amis, l'amour tendre et rêveur"
- Artist
- Jacques Offenbach
- CopyrightID (CopyrightChains transaction hash)
0xab3521ae7af3ae478b4cb33f3d1a97fce746fefd742e130d9c1c0d3bff7da182
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T07:28:30+00:00
- Bitcoin block
- 960220
- Canonical record hash
sha256:168351a252cc5a4c9c06aaf9455541cff60ccf87b0fbf0eb6ee1d883471c02b9- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058631220
- Bitcoin block existence check
- https://blockstream.info/api/block/960220
Full record
Track page: Les Contes d'Hoffmann / Act 4: "Amis, l'amour tendre et rêveur" · Machine-readable JSON-LD