Independent verification
Verify the proof.Not the promise.
Confirm that an original file matches its certificate and the evidence permanently recorded on UNFTChain.
The comparison happens locally on your device. No account, payment or trust in our database is required.
Verify the file. Verify the fingerprint. Verify the chain.
Live verification
Certificate + original file
Load the confirmed certificate on the left and its corresponding original file on the right.
- Select or drop the confirmed certificate PDF.
- Select or drop the corresponding original file.
- We compare both fingerprints locally. Only after they match do we check the proof on UNFTChain.
- Enter the transaction ID shown in your proof record or blockchain explorer.
- Select or drop the corresponding original file.
- We calculate its fingerprint locally and look for an exact match in the transaction on UNFTChain.
Certificate PDF
Drop or select the confirmed certificate
Enter the UNFTChain transaction that contains the document proof.
Original file
Drop or select the corresponding original
Waiting for both files…
Verified on UNFTChain
Certificate verified
Track your transaction in real time on UNFTScan.com.
Open by design
Proof only matters if anyone can verify it.
Verification has to be trustworthy for anyone, not just unftProof customers — a lawyer, a counterparty, or a court should be able to check a proof without creating an account or paying anything.
Free. Public. Independently verifiable.