| http://www.w3.org/ns/prov#value | - 20110286025METHOD OF AUTHENTICATING A PRINT MEDIUM WITH PLURALITY OF CODED DATA PORTIONS - A method of using a mobile device to authenticate a print medium before completing printing onto the print medium, the mobile device including processing means, a printhead and a sensor, the print medium comprising a substrate, the method comprising the steps of: using the sensor to sense coded data provided
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