ISRC GBURZ1101723
Verified recording
GBURZ1101723 is “Make 'Em Laugh” by Donald O'Connor,
registered on the CopyrightChains blockchain with CopyrightID
0xefd4bce0c71ec7c2419145b9869ae3cb1a26a99cf114a762440b8f12b11ceec6 and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBURZ1101723.
Recording identifiers
- ISRC
- GBURZ1101723
- Title
- Make 'Em Laugh
- Artist
- Donald O'Connor
- CopyrightID (CopyrightChains transaction hash)
0xefd4bce0c71ec7c2419145b9869ae3cb1a26a99cf114a762440b8f12b11ceec6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:f83f59fa67bda03e87e98f3624d09cb08bd4d11ac869f39ce020ac6038d2ca4a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBURZ1101723
- Bitcoin block existence check
- https://blockstream.info/api/block/960138