ISRC DEF059430307
Verified recording
DEF059430307 is “Die lustige Witwe / Act I: "Was hat das zu bedeuten?" - "Bitte meine Herr'n" - "Hab' in Paris mich noch nicht ganz so akklimasiert"” by Franz Lehár,
registered on the CopyrightChains blockchain with CopyrightID
0x91a058f701adafcfd2afc728325aa70c1fc3760b7cfac268a6df4d45928ce1a5 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/DEF059430307.
Recording identifiers
- ISRC
- DEF059430307
- Title
- Die lustige Witwe / Act I: "Was hat das zu bedeuten?" - "Bitte meine Herr'n" - "Hab' in Paris mich noch nicht ganz so akklimasiert"
- Artist
- Franz Lehár
- CopyrightID (CopyrightChains transaction hash)
0x91a058f701adafcfd2afc728325aa70c1fc3760b7cfac268a6df4d45928ce1a5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:ea1a6cfcf1fd3e09b0ea0f02a6256a50e56ac5ea44036f754d25760ca7e97582- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059430307
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Die lustige Witwe / Act I: "Was hat das zu bedeuten?" - "Bitte meine Herr'n" - "Hab' in Paris mich noch nicht ganz so akklimasiert" · Machine-readable JSON-LD