Tamper-evident verification with blockchain forensic audit trail. Prove chain of custody, detect alterations instantly, and maintain client confidentiality with Zero-Knowledge architecture.
Every feature designed for legal professionals who need irrefutable proof of document authenticity.
Present admissible proof of document integrity in any court. Blockchain-anchored verification provides an independent, immutable record that any judge or opposing counsel can verify on the spot.
Even a single byte change triggers a visual forgery alert. The live holographic stamp freezes red, providing immediate and undeniable evidence that the document has been altered since issuance.
Every document hash is permanently anchored on the Polygon blockchain. This creates a forensic chain of custody record with timestamps that cannot be disputed, altered, or destroyed by any party.
Vertifile never reads, stores, or transmits your document content. Only a cryptographic fingerprint is processed. Attorney-client privilege and work product protection remain fully intact.
From contracts to court filings, every document type in your practice benefits from verifiable authenticity.
Prove no alterations were made after signing. Eliminate disputes about contract versions.
Submit documents with built-in proof of integrity. Eliminate chain of custody challenges.
Digital notarization with cryptographic proof. Verifiable by any party without specialized software.
Protect any legal document in seconds. No specialized training required.
Upload any contract, filing, or legal document. Content is never read or stored.
A unique SHA-256 fingerprint is computed and anchored to the blockchain with a timestamp.
Download a tamper-evident .pvf file with a live verification stamp. Any alteration is instantly detectable.
Join law firms and legal departments that trust Vertifile for tamper-evident document verification.
Schedule a Demo