Check the authenticity and integrity of any document signed with SignQuick.
How does verification work?
Step 1Upload PDFYour signed document is uploaded securely
Step 2Hash CalculatedA unique SHA-256 fingerprint is generated
Step 3Compared with RecordHash is matched against our secure database
Step 1Upload PDFYour signed document is uploaded securely
Step 2Hash CalculatedA unique SHA-256 fingerprint is generated
Step 3Compared with RecordHash is matched against our secure database
Every document signed with SignQuick is sealed with a unique SHA-256 cryptographic hash. When you verify a document, we recalculate this hash and compare it against our records. Any modification to the document — even a single pixel — will produce a different hash, instantly revealing tampering.