U.S. law says otherwise: https://www.law.cornell.edu/uscode/text/18/1466A https://www.law.cornell.edu/uscode/text/18/1466A > (c)Nonrequired Element of Offense

U.S. law says otherwise: https://www.law.cornell.edu/uscode/text/18/1466A https://www.law.cornell.edu/uscode/text/18/1466A > (c)Nonrequired Element of Offense.— It is not a required element of any offense under this section that the minor depicted actually exist.