Verify a document

Check it with the code printed on the document or by uploading the PDF file itself. No account required.

By verification code

It appears on the stamp, in the footer of every page of the signed document.

By file

Checks whether the file is, byte for byte, a document signed here or a file with a registered proof of existence.

The file isn't stored: we only compare the SHA-256. Up to 50.0 MB.

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