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\subsection{Timestamp (0x01)}
The timestamp whisker is used to mark the time that a CATS packet occurred at. It is encoded in the Unix timestamp --- that is, seconds since January 1, 1970, in the UTC timezone.
\subsubsection{Structure}
\begin{tabular}{|l|l|l|l|}
\hline
\textbf{Byte offset} & \textbf{Length} & \textbf{Value} & \textbf{Description} \\
\hline
0 & 1 & 0x01 & Whisker type \\
\hline
1 & 1 & 5 & Whisker length in bytes \\
\hline
2 & 5 & & Current time (Unix timestamp) \\
\hline
\end{tabular}