Lottery ticket integrity number

Details Lottery ticket integrity number Lottery ticket integrity number

B - Operations, Transporting

42

D

101/1, 283/18

B42D 15/00 (2006.01) A63F 3/06 (2006.01) G07C 15/00 (2006.01)

Patent

CA 1312638

Abstract A method for enhancing the security of instant lottery tickets. A book number indicating from which packet a particular lottery ticket originated is printed on the back of the ticket and an integrity number is printed on the front of the ticket. The integrity number is related to the book number by an algorithm known only to the ticket manufacturer and the lottery administration. To further enhance the security of the ticket, the book number and integrity number are simul- taneously printed onto the ticket.

541810

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