ISRC DEF057230418
Verified recording
DEF057230418 is “Die lustige Witwe, Act I: Dialogue. Njegus, Geliebter, ich bin hier” by Franz Lehár,
registered on the CopyrightChains blockchain with CopyrightID
0xe01a03a0c05cc257d34e4f40566498df46fb4769b3daf135edcd764664cc5642 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/DEF057230418.
Recording identifiers
- ISRC
- DEF057230418
- Title
- Die lustige Witwe, Act I: Dialogue. Njegus, Geliebter, ich bin hier
- Artist
- Franz Lehár
- CopyrightID (CopyrightChains transaction hash)
0xe01a03a0c05cc257d34e4f40566498df46fb4769b3daf135edcd764664cc5642
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T17:23:26+00:00
- Bitcoin block
- 960284
- Canonical record hash
sha256:c64b5829ab9a6cad5489e920c9d05c79b096eb8910e0c856843b6ac59603c831- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057230418
- Bitcoin block existence check
- https://blockstream.info/api/block/960284
Full record
Track page: Die lustige Witwe, Act I: Dialogue. Njegus, Geliebter, ich bin hier · Machine-readable JSON-LD