ISRC TCAFT2149880

Verified recording

TCAFT2149880 is “Knock Knock” by YAKZ, registered on the CopyrightChains blockchain with CopyrightID 0x97164ef2fc1f732925b6355d31bb3f2f8a252194a16eaf3116b663c65daefdfb and independently timestamped in Bitcoin block 957118 on 2026-07-08. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCAFT2149880.

Recording identifiers

ISRC
TCAFT2149880
Title
Knock Knock
Artist
YAKZ
CopyrightID (CopyrightChains transaction hash)
0x97164ef2fc1f732925b6355d31bb3f2f8a252194a16eaf3116b663c65daefdfb

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19+00:00
Bitcoin block
957118
Canonical record hash
sha256:f4811f2749fd6822ed9b01ad8eb07ea642f369f3bca5a0bc5bea38f104c2e0a0
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCAFT2149880
Bitcoin block existence check
https://blockstream.info/api/block/957118

Full record

Track page: Knock Knock · Machine-readable JSON-LD