Certificate of Filing of Manual Signature of Public Official. An acknowledgment is one of the most common types of notarial acts, but it often confuses Notaries.Here are 5 steps to performing an acknowledgment. On this _____ day of ______, 20____, before me, the undersigned officer, personally appeared. (name of person(s) who make acknowledgment), of the. A Maryland notary acknowledgment form is used to authenticate a signature on a legal document. This article and video will show Notaries to fill out each part of a notarial certificate, and common mistakes to avoid. The form typically includes fields for the date of the acknowledgment, the name of the signer, and the notary's official signature, along with their seal. Download a template here. This 5-step guide will teach you how to notarize a document that requires an acknowledgement (the most common notarial act).