ISRC USSM19804979
Verified recording
USSM19804979 is “Dr. Knockboot” by Nas,
registered on the CopyrightChains blockchain with CopyrightID
0xdc89f165a9b972072c046119f08eefa02790eafc65cd13cc94c309a745abad83 and independently timestamped
in Bitcoin block 953515 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM19804979.
Recording identifiers
- ISRC
- USSM19804979
- Title
- Dr. Knockboot
- Artist
- Nas
- CopyrightID (CopyrightChains transaction hash)
0xdc89f165a9b972072c046119f08eefa02790eafc65cd13cc94c309a745abad83
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:53:06+00:00
- Bitcoin block
- 953515
- Canonical record hash
sha256:9a26e3c7ebfd557fbe6116de2879e0a3f3ec187c12e659f129ca7f1f1dcf3334- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM19804979
- Bitcoin block existence check
- https://blockstream.info/api/block/953515