Use the following LaTeX template, if a conference asks you to use the lncs
document class (create your orcid here):
\documentclass[runningheads]{llncs}
\usepackage[utf8]{inputenc}
\usepackage{href-ul}
\usepackage{natbib}
\begin{document}
\title{Contribution Title}
\author{
John Doe\inst{1}\orcidID{0000-1111-2222-3333}
\and
Donald Knuth\inst{2,3}\orcidID{1111-2222-3333-4444}
\and
Yegor Bugayenko\inst{3}\orcidID{2222--3333-4444-5555}
}
\institute{
Princeton University, Princeton NJ 08544, USA
\and
Springer Heidelberg, Tiergartenstr. 17, 69121 Heidelberg, Germany
\email{lncs@springer.com}
\\
\url{http://www.springer.com/gp/computer-science/lncs}
\and
ABC Institute, Rupert-Karls-University Heidelberg, Heidelberg, Germany
\\
\email{\{abc,lncs\}@uni-heidelberg.de}
}
\maketitle
\begin{abstract}
\keywords{First keyword \and Second keyword \and Another keyword.}
\end{abstract}
\section{First Section}
\subsection{A Subsection Sample}
\bibliographystyle{plainnat}
\bibliography{main}
\end{document}