ISRC GBJ2F1010739
Verified recording
GBJ2F1010739 is “The Merry Widow: Act I, "Bitte meine Herr'n"” by Franz Lehár,
registered on the CopyrightChains blockchain with CopyrightID
0x561b00c2fd0658816986566d5bfba9bf31a9a4711cd7c4704e504f2a73186534 and independently timestamped
in Bitcoin block 960273 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBJ2F1010739.
Recording identifiers
- ISRC
- GBJ2F1010739
- Title
- The Merry Widow: Act I, "Bitte meine Herr'n"
- Artist
- Franz Lehár
- CopyrightID (CopyrightChains transaction hash)
0x561b00c2fd0658816986566d5bfba9bf31a9a4711cd7c4704e504f2a73186534
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T15:42:38+00:00
- Bitcoin block
- 960273
- Canonical record hash
sha256:9e05dc3cda219419bb02969110394136ef1cad41488087ecd7995db210d21b1b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBJ2F1010739
- Bitcoin block existence check
- https://blockstream.info/api/block/960273
Full record
Track page: The Merry Widow: Act I, "Bitte meine Herr'n" · Machine-readable JSON-LD