ISRC DEF057230410
Verified recording
DEF057230410 is “Die lustige Witwe, Act II: No. 12, Finale: c. Den Herrschaften hab' ich was zu erzählen” by Franz Lehár,
registered on the CopyrightChains blockchain with CopyrightID
0x5470127918974d273c305c850907cb1606d1e215837a64fabe0bad7805f79652 and independently timestamped
in Bitcoin block 960264 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057230410.
Recording identifiers
- ISRC
- DEF057230410
- Title
- Die lustige Witwe, Act II: No. 12, Finale: c. Den Herrschaften hab' ich was zu erzählen
- Artist
- Franz Lehár
- CopyrightID (CopyrightChains transaction hash)
0x5470127918974d273c305c850907cb1606d1e215837a64fabe0bad7805f79652
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T14:36:16+00:00
- Bitcoin block
- 960264
- Canonical record hash
sha256:34c41d921052d386736c652d5f946401f1a3fb964a75ccfe90a38f9e48c71371- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057230410
- Bitcoin block existence check
- https://blockstream.info/api/block/960264
Full record
Track page: Die lustige Witwe, Act II: No. 12, Finale: c. Den Herrschaften hab' ich was zu erzählen · Machine-readable JSON-LD