ISRC DEF059430319
Verified recording
DEF059430319 is “Die lustige Witwe / Act II: "Ah, die Baronin und der Herr Rosillon"” by Franz Lehár,
registered on the CopyrightChains blockchain with CopyrightID
0xade2c80c7df49b5dc93a2719a9b893f6699f715a059742f6894d7d78e18d9ec0 and independently timestamped
in Bitcoin block 960284 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059430319.
Recording identifiers
- ISRC
- DEF059430319
- Title
- Die lustige Witwe / Act II: "Ah, die Baronin und der Herr Rosillon"
- Artist
- Franz Lehár
- CopyrightID (CopyrightChains transaction hash)
0xade2c80c7df49b5dc93a2719a9b893f6699f715a059742f6894d7d78e18d9ec0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T17:23:26+00:00
- Bitcoin block
- 960284
- Canonical record hash
sha256:7866cd61a67dd5d874a35178a1bf389de4749864cc56db79f3cb01329699bc8a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059430319
- Bitcoin block existence check
- https://blockstream.info/api/block/960284
Full record
Track page: Die lustige Witwe / Act II: "Ah, die Baronin und der Herr Rosillon" · Machine-readable JSON-LD