An apparatus is provided that includes a processor configured to at least perform or cause the apparatus to at least perform a number of functions. The functions include storing an order log for a fill order specifying a medication in a receptacle including an affixed label having a printed pattern of machine-readable dots or markings. The functions also include receiving a digitized signature, initials or marking handwritten on the label and captured by a digital pen based on the pattern printed on the label. The digital pen is registered to a user, and the signature/initials/marking reflects verification by the user that the medication in the receptacle is correct. Recording the events or activities also includes authenticating the user as having authority to verify the fill order based on the registration of the digital pen to the user, and when authenticated, recording the digitized signature/initials/marking in the order log.