ISRC DEF056231303
Verified recording
DEF056231303 is “Hoffmanns Erzählungen (Les Contes d'Hoffmann): "Kann nicht schmachten und jugendlich girren"” by Jacques Offenbach,
registered on the CopyrightChains blockchain with CopyrightID
0x0a7e4ee36fda96720ff4432f61b669877bb1d534f3be47a7b4c4fb53da5ac86a and independently timestamped
in Bitcoin block 960410 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056231303.
Recording identifiers
- ISRC
- DEF056231303
- Title
- Hoffmanns Erzählungen (Les Contes d'Hoffmann): "Kann nicht schmachten und jugendlich girren"
- Artist
- Jacques Offenbach
- CopyrightID (CopyrightChains transaction hash)
0x0a7e4ee36fda96720ff4432f61b669877bb1d534f3be47a7b4c4fb53da5ac86a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T13:50:38+00:00
- Bitcoin block
- 960410
- Canonical record hash
sha256:1abb98e72ea319ed96dc44298e71af03f976b2caf90f838191f663ed8c276146- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056231303
- Bitcoin block existence check
- https://blockstream.info/api/block/960410
Full record
Track page: Hoffmanns Erzählungen (Les Contes d'Hoffmann): "Kann nicht schmachten und jugendlich girren" · Machine-readable JSON-LD