KAIROS-KSign
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Verification

Verify a signed document

Check that a PDF is exactly the completed document produced by Kairos-K Sign, or look up an envelope with its ID and verification code.

Check a file

Choose the signed PDF. We compare its SHA-256 fingerprint with our records.

The file is used only to calculate its fingerprint and is not stored.

Look up an envelope

Both are printed on the certificate of completion.