\section*{Open Source Software Contributions}
\vspace{-3mm}

\begin{itemize}
% \item Bitcoin Core: \url{https://github.com/bitcoin/bitcoin} (2016)
%   \emph{pull request accepted and merged}.\vspace{-2.5mm}
	\item Terence Eden, Joe Loughry, and Bruce Nordman. \emph{Unicode
		Technical Committee} (San Jose, CA: Feb.\ 3--6, 2014)
		\url{https://github.com/jloughry/Unicode/#readme}
    \emph{Unicode 9.0 symbols.}\vspace{-2.5mm}
	\item OpenSolaris: \url{http://www.opensolaris.org} (2006)
		\emph{found a bug in password retry limit of Solaris 8, Solaris 10,
		and Trusted Solaris; patch provided to Sun Microsystems and
    accepted.}\vspace{-2.5mm}
	\item The FreeBSD Project: \url{http://www.freebsd.org} (1999)
		\emph{new console screen saver based on Wu's fast
		anti-aliased line drawing algorithm in FreeBSD 3.2.}\vspace{-2.5mm}
% \item Fetchmail: \url{http://www.fetchmail.info/} (1998)
%	  \emph{patch to handle multi-homed machines.}
\end{itemize}

