ISRC PLB171500232
Verified recording
PLB171500232 is “Usta milczą, dusza śpiewa z operetki 'Wesoła wdówka'” by Franz Lehár,
registered on the CopyrightChains blockchain with CopyrightID
0xc09e877cc7f3df41fcbbcdd5c91cdf4a54477814cfd6a0cf40a5fa6abd7c7ae8 and independently timestamped
in Bitcoin block 960095 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLB171500232.
Recording identifiers
- ISRC
- PLB171500232
- Title
- Usta milczą, dusza śpiewa z operetki 'Wesoła wdówka'
- Artist
- Franz Lehár
- CopyrightID (CopyrightChains transaction hash)
0xc09e877cc7f3df41fcbbcdd5c91cdf4a54477814cfd6a0cf40a5fa6abd7c7ae8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T11:07:37+00:00
- Bitcoin block
- 960095
- Canonical record hash
sha256:f800b3ca89d4c3e0e3b364b8275248a37842d564bdf82596a519b4f838cc5cc1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLB171500232
- Bitcoin block existence check
- https://blockstream.info/api/block/960095
Full record
Track page: Usta milczą, dusza śpiewa z operetki 'Wesoła wdówka' · Machine-readable JSON-LD