As these Creative Commons pictures show the enrolment and registration process of all Indian residents by the Unique Identification Authority of India (UIDAI). The 12-digit unique number will be stored in a centralized database and linked to the basic demographics and biometric information – photograph, ten fingerprints and iris of each individual. This replaces paper-based cards. Photos by Chirantani Vidyapith Howrah and Fotokannan.