Patent ID: 8561201
Filing Date: 2013-10-15
Classification: G06F,H04N

Abstract:
1. An image reading apparatus, comprising: an image acquisition unit configured to acquire an image from an image reading unit for reading the image formed on paper as a medium, a medium description receiving unit configured to receive a medium description of the paper, the medium description being a unique value, identifying the paper, generated based on features constituting the paper; an image unique value acquisition unit configured to generate an image unique value of the image; a set generating unit configured to generate a set of the image or the image unique value uniquely identifying the image and information about the medium description; a set unique value acquisition unit configured to generate a unique value of the set generated by the set generating unit; a compound image information generation unit configured to generate compound image information that includes the unique value of the set, the information about the medium description, the image unique value and the image; and an electronic signature generation unit configured to generate electronic signature information of the unique value of the set, wherein an image information table is associated with the image, and the image information table includes the unique value of the set, the information about the medium description, the image unique value, and the electronic signature information.