Postdate

[imp. & p. p. POST-DATED; p. pr. & vb. n. POST-DATING.] [Lat. post, after, and Eng. date, q. v.] To date after the real time; as, to post-date a contract, that is, to date it after the real time when it was made.

Of these [predictions] some were post-dated; cunningly made after the thing had come to pass. Fuller.