ISRC USHM91263857
Verified recording
USHM91263857 is “Cuff” by Onyan,
registered on the CopyrightChains blockchain with CopyrightID
0x441e03294d63304b9c430c26dcfcf08b985eeeccd7c4220890186b03a89cdaa6 and independently timestamped
in Bitcoin block 960513 on 2026-08-01.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USHM91263857.
Recording identifiers
- ISRC
- USHM91263857
- Title
- Cuff
- Artist
- Onyan
- CopyrightID (CopyrightChains transaction hash)
0x441e03294d63304b9c430c26dcfcf08b985eeeccd7c4220890186b03a89cdaa6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-08-01T04:52:22+00:00
- Bitcoin block
- 960513
- Canonical record hash
sha256:249aeb38ba4be5089521840f5b348e5fd51feb15dce525fa0f3487a931f52edb- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USHM91263857
- Bitcoin block existence check
- https://blockstream.info/api/block/960513