ISRC UK4MC2400127
Verified recording
UK4MC2400127 is “Circles” by Rubber Oh,
registered on the CopyrightChains blockchain with CopyrightID
0xf87772faa14e536dba354a5832995dbd017bb65f669c63a87a20d83d9dcb4a31 and independently timestamped
in Bitcoin block 960418 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UK4MC2400127.
Recording identifiers
- ISRC
- UK4MC2400127
- Title
- Circles
- Artist
- Rubber Oh
- CopyrightID (CopyrightChains transaction hash)
0xf87772faa14e536dba354a5832995dbd017bb65f669c63a87a20d83d9dcb4a31
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T15:20:15+00:00
- Bitcoin block
- 960418
- Canonical record hash
sha256:c029e4f129616697a3134de4765958dc62b5995e8d132fee34c801b7dbe27d40- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UK4MC2400127
- Bitcoin block existence check
- https://blockstream.info/api/block/960418