Learn what an acknowledgement receipt is and how to create one for your business (with a template and two examples). WITNESS my hand and official seal. Signature. (Seal).A notary public or other officer completing this certificate verifies only the identity of the individual. An acknowledgment receipt is a written document that confirms the receipt of goods, services, payments, or documents. A sample form to document the receipt of an employee uniform with payroll deduction authorization. An effective donor stewardship program acknowledges a gift in writing in a timely, accurate, and gracious manner. Every gift to UC San Diego is acknowledged. A sample form to document the receipt of an employee uniform with payroll deduction authorization. An effective donor stewardship program acknowledges a gift in writing in a timely, accurate, and gracious manner. Every gift to UC San Diego is acknowledged.