ISRC DEF059430313
Verified recording
DEF059430313 is “Die lustige Witwe / Act II: "Ich bitte, hier jetzt zu verweilen" - "Es lebt' eine Vilja"” by Franz Lehár,
registered on the CopyrightChains blockchain with CopyrightID
0xf3a6e429efe119057e9914d757926c08b4b15976e329ae36187292ce2a4e984a and independently timestamped
in Bitcoin block 957055 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059430313.
Recording identifiers
- ISRC
- DEF059430313
- Title
- Die lustige Witwe / Act II: "Ich bitte, hier jetzt zu verweilen" - "Es lebt' eine Vilja"
- Artist
- Franz Lehár
- CopyrightID (CopyrightChains transaction hash)
0xf3a6e429efe119057e9914d757926c08b4b15976e329ae36187292ce2a4e984a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T15:12:44+00:00
- Bitcoin block
- 957055
- Canonical record hash
sha256:c1f43348cbf200549e90acf0a1519477b5e13da5c3bcfd6b16cb119a0ea7fc6a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059430313
- Bitcoin block existence check
- https://blockstream.info/api/block/957055
Full record
Track page: Die lustige Witwe / Act II: "Ich bitte, hier jetzt zu verweilen" - "Es lebt' eine Vilja" · Machine-readable JSON-LD