\documentclass[aop,preprint]{imsart}

\startlocaldefs
\RequirePackage{tmf}
\RequirePackage{datetime}
%\def\journal@name{Submitted to ???}
\endlocaldefs

\begin{document}

\begin{frontmatter}
\title{???}
\runtitle{???}

\begin{aug}
\author{\fnms{Firas} \snm{Rassoul-Agha$^1$}\ead[label=e1]{firas@math.utah.edu} \ead[label=u1,url]{http://www.math.utah.edu/$\sim$firas}}%,
\and
\author{\fnms{Timo} \snm{Sepp\"al\"ainen$^2$}\ead[label=e2]{seppalai@math.wisc.edu}\ead[label=u2,url]{http://www.math.wisc.edu/$\sim$seppalai}
}
%\and
%\author{\fnms{Third} \snm{Author}\thanksref{t1}
%\ead[label=e3]{third@somewhere.com}
%\ead[label=u1,url]{http://www.foo.com}}

%\thankstext{t1}{Department of Mathemtics, University of Utah.}
%\thankstext{t2}{Mathematics Department, University of Wisconsin at Madison.}
%\thankstext{t3}{Supported in part by NSF Grant DMS-0505030.}
%\thankstext{t4}{Supported in part by NSF Grant DMS-0402231.}
\usdate
\footnotetext{\today\. \currenttime\ ???%MDT}
%\footnotetext{Received ???; revised ???.} %Date's format: Month yyyy
\footnotetext{$^1$Department of Mathemtics, University of Utah.}
\footnotetext{$^1$Supported in part by NSF Grant DMS-0505030.}
\footnotetext{$^2$Mathematics Department, University of Wisconsin at Madison.}
\footnotetext{$^2$Supported in part by NSF Grant DMS-0402231.}

\runauthor{F. Rassoul-Agha and T. Sepp\"al\"ainen}

\affiliation{University of Utah and University of Wisconsin-Madison}

\address{Department of Mathematics\\
University of Utah\\
155 South 1400 East\\
Salt Lake City, UT 84109\\
USA\\
\printead{e1}\\
\printead{u1}}

\address{Department of Mathematics\\
University of Wisconsin-Madison\\
419 Van Vleck Hall\\
Madison, WI 53706\\
USA\\
\printead{e2}\\
\printead{u2}}

\end{aug}

\begin{abstract}
\end{abstract}

\begin{keyword}[class=AMS]
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%AOP doesn't use Primary and Secondary.
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%\kwd{???}
%\kwd[; secondary ]{???} % Put a period at the end of the last one!
\end{keyword}

\begin{keyword}
\kwd{???}
\kwd{???.} % Put a period at the end of the last one!
\end{keyword}

\end{frontmatter}

%TEXT STARTS HERE

%TEXT ENDS HERE

%\section*{Acknowledgment}

%\bibliographystyle{abbrv}
\bibliographystyle{acmtrans-ims}
\bibliography{tmfrefs}

\end{document}
