Controlled acceptance mail payment and evidencing system

Abstract From the Canadian patent

A method for controlled acceptance mail payment and evidencing in accordance with the present invention includes creating a mail batch with a plurality of mailpieces each having an encrypted indicia printed thereon. A mail documentation file is created containing the total weight of the mail batch, the total payment for the mail batch and mailer identification all of, which are digitally signed to facilitate a subsequent verification of the integrity of the data. The digital signature is included as part of the mail documentation file. The mail batch and mail documentation file are submitted to a carrier distribution system. The carrier processes the batch of mail and the mail documentation …