Digital fingerprinting track and trace system

摘要: Methods and systems for tracking a physical object to identify or authenticate it utilizing digital fingerprints which are based on natural features extracted from image of the object. Digital do not require rely any labels, tags, integrated materials, unique identification characters, codes other items that may be added specifically purpose identification. Consequently, disclosed fingerprint techniques help detect prevent unauthorized alterations documents, apparel, drugs pharmaceuticals, etc. Further can used better track trace wide variety objects throughout distribution chain demonstrate their provenance counterfeit objects.