ISRC DEF059430316
Verified recording
DEF059430316 is “Die lustige Witwe / Act II: "Wir werden uns noch schlagen um die Witwe" - "Wie die Weiber man behandelt"” by Franz Lehár,
registered on the CopyrightChains blockchain with CopyrightID
0x7afbfea08d8482663bf3abcc13336bcfe98ce598f2107ff525aa35baf146513e and independently timestamped
in Bitcoin block 960209 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059430316.
Recording identifiers
- ISRC
- DEF059430316
- Title
- Die lustige Witwe / Act II: "Wir werden uns noch schlagen um die Witwe" - "Wie die Weiber man behandelt"
- Artist
- Franz Lehár
- CopyrightID (CopyrightChains transaction hash)
0x7afbfea08d8482663bf3abcc13336bcfe98ce598f2107ff525aa35baf146513e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T05:15:54+00:00
- Bitcoin block
- 960209
- Canonical record hash
sha256:0e6db0483731f7786d48434b469be549344b7e7d68183f0760221238df95e18e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059430316
- Bitcoin block existence check
- https://blockstream.info/api/block/960209
Full record
Track page: Die lustige Witwe / Act II: "Wir werden uns noch schlagen um die Witwe" - "Wie die Weiber man behandelt" · Machine-readable JSON-LD