ISRC USUM70840511
Verified recording
USUM70840511 is “Heartless” by Kanye West,
registered on the CopyrightChains blockchain with CopyrightID
0x10ace8aac219474a594c5ecf8e3d1c07adb4d9b3700ddb1e5b0d03cd1c581f90 and independently timestamped
in Bitcoin block 953513 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM70840511.
Recording identifiers
- ISRC
- USUM70840511
- Title
- Heartless
- Artist
- Kanye West
- CopyrightID (CopyrightChains transaction hash)
0x10ace8aac219474a594c5ecf8e3d1c07adb4d9b3700ddb1e5b0d03cd1c581f90
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:648dc088a9247c70f2b0aa3e28bf6a4d8232d7faec7a5eff2a151c8a82466b37- Verification API (seven-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM70840511
- Bitcoin block existence check
- https://blockstream.info/api/block/953513