ISRC USRC11900441
Verified recording
USRC11900441 is “Twenty One” by Khalid,
registered on the CopyrightChains blockchain with CopyrightID
0x002efec1a0dec34e3c52b834c8d2d892f5096a354798e9ba74a4cd9b0654423e 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/USRC11900441.
Recording identifiers
- ISRC
- USRC11900441
- Title
- Twenty One
- Artist
- Khalid
- CopyrightID (CopyrightChains transaction hash)
0x002efec1a0dec34e3c52b834c8d2d892f5096a354798e9ba74a4cd9b0654423e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:d37b8112ba23afe33ae1aa0286a44168964e24958681014a9a5963710639e537- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USRC11900441
- Bitcoin block existence check
- https://blockstream.info/api/block/953513