ISRC UK9421900141
Verified recording
UK9421900141 is “Mammogram” by David Holmes,
registered on the CopyrightChains blockchain with CopyrightID
0x2b62cbdf00c218170f226608fc89531f05f947158d15d21dbd5f98ccb3ff80e0 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UK9421900141.
Recording identifiers
- ISRC
- UK9421900141
- Title
- Mammogram
- Artist
- David Holmes
- CopyrightID (CopyrightChains transaction hash)
0x2b62cbdf00c218170f226608fc89531f05f947158d15d21dbd5f98ccb3ff80e0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:9ac4738f773b2bfa17c448bce5c436719ffa6839eb6457b7a08b6c9a39fead4d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UK9421900141
- Bitcoin block existence check
- https://blockstream.info/api/block/957120