pamtotga(1) on Linux
The text 533c92517516, as Debian 13 (Trixie), Debian 12 (Bookworm) shipped it.
convert a Netpbm image to a TrueVision Targa file
Flags it lists
-
-cmap -
-cmap16 -
-mono -
-name -
-norle -
-rgb -
-verbose