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Documents and signatures

Document verification

Anyone with a PDF signed in Fibonacci can check it hasn’t been altered.
Available

What it does

  • In the browser

    The file isn’t uploaded anywhere: the check happens on your computer.

  • For lawyers and experts

    It helps anyone who must assess a consent without an account.

  • What it contains

    It reads the file’s signatures, metadata and structure and tells you what it found.

Which data flows

None: the PDF stays on the device of whoever checks it.

Questions about this connection

Where is it?

It is a public page on this site: Verify a document.

Does it hold up in court?

It tells you whether the file is intact. What a document is worth in court is decided by the judge, not by a tool.