ISRC QZHNA2203449
Verified recording
QZHNA2203449 is “Knock Knock” by DJ Re:Code,
registered on the CopyrightChains blockchain with CopyrightID
0x6d286efdabcb32439183237b75dd3b68bdf8a2b72235735bf040cd80f950dca7 and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHNA2203449.
Recording identifiers
- ISRC
- QZHNA2203449
- Title
- Knock Knock
- Artist
- DJ Re:Code
- CopyrightID (CopyrightChains transaction hash)
0x6d286efdabcb32439183237b75dd3b68bdf8a2b72235735bf040cd80f950dca7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:155c86d3b8d321bcda479e543b83900fefd87c3360b62c82850039c50a3d0b07- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHNA2203449
- Bitcoin block existence check
- https://blockstream.info/api/block/956302