TeX/Manual
pdftexを使ってPDFのメタデータを設定したい†
\pdfinfo{
/Author (George Smith)
/Title (Title of the Document)
/CreationDate (D:20151231235959)
/ModDate (D:20160101125959)
/Subject (Subject of the Document)
/Keywords (Keywords of the Document)
/Creator (LaTeX)
/Producer (pdfLaTeX)
}