Acknowledgement Sample Forms: I. Form for Ordinary Certificate of Acknowledgment. (Personalized Seal).Fill out, sign, and affix your official seal to the Notary certificate. The wording requirements for acknowledgment certificates vary from state to state. I'm going to show you how to acknowledge or notarize a acknowledgement form for an individual. To make the acknowledgment valid, it must include the words. "acknowledged before me. An Acknowledgment of Paternity (AOP) is a legal document that allows parents who aren't married to establish legal paternity. Will definitely reach out to her again in the future to assist with other legal matters. A citation in the Acknowledgments section of a manuscript is required for routine projects with samples that passed our Sample Quality Control.