ISRC DEF058631248
Verified recording
DEF058631248 is “Les Contes d'Hoffmann / Act 4: Cher ange!” by Jacques Offenbach,
registered on the CopyrightChains blockchain with CopyrightID
0xf1af468423e8645c7c525cfeb9459255f04f0920b1a8901129615228b3cc9a01 and independently timestamped
in Bitcoin block 960216 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058631248.
Recording identifiers
- ISRC
- DEF058631248
- Title
- Les Contes d'Hoffmann / Act 4: Cher ange!
- Artist
- Jacques Offenbach
- CopyrightID (CopyrightChains transaction hash)
0xf1af468423e8645c7c525cfeb9459255f04f0920b1a8901129615228b3cc9a01
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T06:39:12+00:00
- Bitcoin block
- 960216
- Canonical record hash
sha256:d324c66b180a00274d6e6eaae6057bfdc2a9aa046874f398aad47a157b581987- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058631248
- Bitcoin block existence check
- https://blockstream.info/api/block/960216
Full record
Track page: Les Contes d'Hoffmann / Act 4: Cher ange! · Machine-readable JSON-LD