ISRC DEF059430315
Verified recording
DEF059430315 is “Die lustige Witwe / Act II: "Heia, Mädel, aufgeschaut"” by Franz Lehár,
registered on the CopyrightChains blockchain with CopyrightID
0x06ea1a19989a38191440aba1ab64bb1519e1c9ab71fe2488875c9b478124db55 and independently timestamped
in Bitcoin block 960157 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059430315.
Recording identifiers
- ISRC
- DEF059430315
- Title
- Die lustige Witwe / Act II: "Heia, Mädel, aufgeschaut"
- Artist
- Franz Lehár
- CopyrightID (CopyrightChains transaction hash)
0x06ea1a19989a38191440aba1ab64bb1519e1c9ab71fe2488875c9b478124db55
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T22:12:10+00:00
- Bitcoin block
- 960157
- Canonical record hash
sha256:a0b8d15c166bf9e00ab665c5a1e1fc5f3bed84048faa2cff820aa924b0935a8d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059430315
- Bitcoin block existence check
- https://blockstream.info/api/block/960157
Full record
Track page: Die lustige Witwe / Act II: "Heia, Mädel, aufgeschaut" · Machine-readable JSON-LD