Yubikiri

Check a Keepsake or delivery

Choose the kind of record you have. Checking is free, and you do not need an account.

Drop the exact final file you received — we check it on your device and never upload the art.

Open a file id (yk_cc_…) to check one final file's process record.

Paste a Keepsake (yk_ks_…) to check a commission room or a solo piece.

A match means the bytes match a sealed delivery or process record from Yubikiri — a commission room or a single-file solo piece. It does not prove who drew it or detect AI. What a record does and does not show

New here? Step-by-step checking guide · Keepsake guide · Offline checker · Technical spec

Have a Keepsake link or ID?

Check one final's file id or the full Keepsake process record.

Your file never leaves your device. We hash it in your browser and only send the fingerprint to Yubikiri.

Drop a file here

or choose one from your device

Choose file

or paste a fingerprint