ISRC USKO11501143
Verified recording
USKO11501143 is “Feather” by Katharine McPhee,
registered on the CopyrightChains blockchain with CopyrightID
0xc4911b2ad498b8ba4b1e4d7c69520ea07e777bde1cb7725fbe9cd12ff0a8696d and independently timestamped
in Bitcoin block 960150 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USKO11501143.
Recording identifiers
- ISRC
- USKO11501143
- Title
- Feather
- Artist
- Katharine McPhee
- CopyrightID (CopyrightChains transaction hash)
0xc4911b2ad498b8ba4b1e4d7c69520ea07e777bde1cb7725fbe9cd12ff0a8696d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T21:51:49+00:00
- Bitcoin block
- 960150
- Canonical record hash
sha256:5bf4f2a16681f06571fb92b53a672dac32685aabf36760739f203b30be9af727- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USKO11501143
- Bitcoin block existence check
- https://blockstream.info/api/block/960150