| 摘要 |
PROBLEM TO BE SOLVED: To solve the problem in which a part where specifications of an article are printed is forged and a fake article is determined as a real thing, in an authenticity determination method by a duplication-impossible identification mark.SOLUTION: A micro contour line shape of a specific part of print is turned to a duplication-impossible identification mark and stored together with an article identification code and an article specification. The three of the identification mark, the article identification code and an information code for which the article specification is encoded are printed on the article, or printed on a warranty card to be attached to the article, and the article is shipped to a marketplace. An ordinary person who wants to determine the authenticity of the article reads them with a microscope and a portable phone with a digital camera and transmits them to an authenticity determining person. The authenticity determining person collates the received ones with the stored ones and determines the authenticity by coincidence or non-coincidence, the determination result is returned to a transmission origin, and the ordinary person obtains the determination result of the authenticity. |
