\documentclass{article}
\usepackage{pdfpages}
%\VignetteIndexEntry{Introduction to anytime}
%\VignetteKeywords{anytime, date, datetime, conversion}
%\VignettePackage{anytime}
%\VignetteEncoding{UTF-8}

\begin{document}
\includepdf[pages=-, fitpaper=true]{anytime-intro.pdf}
\end{document}