ISRC DEF057230406
Verified recording
DEF057230406 is “Die lustige Witwe, Act II: No. 7b, Nun lasst uns aber wie daheim – Vilja-Lied. Es lebt ein Vilja” by Franz Lehár,
registered on the CopyrightChains blockchain with CopyrightID
0x2c454390cdd23cd2d8bb2ecb837193a7ff37cc8e627a8f61d75169af1066f2a6 and independently timestamped
in Bitcoin block 956889 on 2026-07-06.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057230406.
Recording identifiers
- ISRC
- DEF057230406
- Title
- Die lustige Witwe, Act II: No. 7b, Nun lasst uns aber wie daheim – Vilja-Lied. Es lebt ein Vilja
- Artist
- Franz Lehár
- CopyrightID (CopyrightChains transaction hash)
0x2c454390cdd23cd2d8bb2ecb837193a7ff37cc8e627a8f61d75169af1066f2a6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-06T06:56:49+00:00
- Bitcoin block
- 956889
- Canonical record hash
sha256:e305700e4c280b07cb350450724a4e9925f955eb4a610945a3847b5dce0c2a21- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057230406
- Bitcoin block existence check
- https://blockstream.info/api/block/956889
Full record
Track page: Die lustige Witwe, Act II: No. 7b, Nun lasst uns aber wie daheim – Vilja-Lied. Es lebt ein Vilja · Machine-readable JSON-LD