ISRC SEAQB8701214
Verified recording
SEAQB8701214 is “Die lustige Witwe (The Merry Widow)*: Act II: Weiber-Marsch” by Franz Lehár,
registered on the CopyrightChains blockchain with CopyrightID
0x61d186b4fe63b458739c2bedb8ba5b7fae973d821c2de5150c759c0a9f699fe7 and independently timestamped
in Bitcoin block 960427 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEAQB8701214.
Recording identifiers
- ISRC
- SEAQB8701214
- Title
- Die lustige Witwe (The Merry Widow)*: Act II: Weiber-Marsch
- Artist
- Franz Lehár
- CopyrightID (CopyrightChains transaction hash)
0x61d186b4fe63b458739c2bedb8ba5b7fae973d821c2de5150c759c0a9f699fe7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T15:59:18+00:00
- Bitcoin block
- 960427
- Canonical record hash
sha256:03989c27f8550d45a4e6bcf55b97c508acdc778e96da4e8445f2fd0ed040f398- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEAQB8701214
- Bitcoin block existence check
- https://blockstream.info/api/block/960427
Full record
Track page: Die lustige Witwe (The Merry Widow)*: Act II: Weiber-Marsch · Machine-readable JSON-LD