L0GIC STAMPBETA

Check a stamp

Check that a file is exactly the one that was stamped, and when it was stamped.

Your file stays with you. It is fingerprinted inside this browser and never uploaded anywhere.

Drop the file and its stamp record here, or choose themTap to choose the file and its stamp record You can pick both at once, in any order. The stamp record is the file ending in .stamp.json.