Photo Verify

Chain of Custody Signature Tool

Home Sign Check Lookup Update API Keys Feedback Log in GDPR

Look Up a File

Upload any image or raw file to search the local database for a matching signature record. The system computes the file's hash and checks whether that hash exists in the local chain of custody database. This lookup searches your node only — it does not forward the request to other nodes.

Chain of Custody — SHA-256 image authentication