Not tampering is a term used to describe something that has not been messed with or altered in any way. Some synonyms for not tampering could include unmodified, unaltered, unchanged, unadulterated, and untouched. These terms suggest that something has remained in its original, pristine state and has not been interfered with or manipulated. Not tampering can be important in various settings such as in legal and scientific environments, where any form of manipulation or alteration can compromise the integrity of data or evidence. When something remains not tampered with, it provides a sense of reliability, credibility, and trustworthiness.