\input plain.tex
\input pdftexconfig.tex
\input pdftexmagfix.tex
\pdfcompresslevel=0
\pdfobjcompresslevel=0

\pdfinfo{%
    /ModDate (D:20150813230402+02'00')
    /CreationDate (D:20150813230402+02'00')
}
\pdftrailerid{test-fixed-date-id.tex:20150813230402+02'00'}

abc
\eject
def
\bye