ISRC DEF059430326
Verified recording
DEF059430326 is “Die lustige Witwe / Act III: "Exzellenz! Exzellenz! Diesen Fächer hat man im Pavillon gefunden!"” by Franz Lehár,
registered on the CopyrightChains blockchain with CopyrightID
0x798a1ef22f4272e51521f5cd85b270189d0b8318bd2f54b3b02a95fc2984d7c9 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059430326.
Recording identifiers
- ISRC
- DEF059430326
- Title
- Die lustige Witwe / Act III: "Exzellenz! Exzellenz! Diesen Fächer hat man im Pavillon gefunden!"
- Artist
- Franz Lehár
- CopyrightID (CopyrightChains transaction hash)
0x798a1ef22f4272e51521f5cd85b270189d0b8318bd2f54b3b02a95fc2984d7c9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:92a54de2cccf3f13ed596cfc9b3c962234445c3a3f306d2aaa3a44f4363c63a5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059430326
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Die lustige Witwe / Act III: "Exzellenz! Exzellenz! Diesen Fächer hat man im Pavillon gefunden!" · Machine-readable JSON-LD