\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}