backdate
verb (used with object)
to date earlier than the actual date; predate; antedate.
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Had the Air Force conducted a relatively simple analysis, it could have spotted how Balfour Beatty was backdating maintenance records, said several former company employees familiar with the maintenance data system.
From Reuters ● Nov. 20, 2019