It was (likely) destroyed.
If any part of the pod was found on the ground, it would contradict Vader's cover story that the ship was destroyed in orbit. It's not clear whether the troops on the ground blew it up or if it was lofted back into orbit to be investigated, then vaporised on board the Star Destroyer but either way, Vader was very clear about not leaving any evidence.
The Commander pursed his lips, shook his head slightly, perhaps a bit
sympathetically, as he considered the woman. “She’ll die before she
gives you any information.” Vader’s reply was chilling in its
indifference. “Leave that to me.” He considered a moment, then went
on. “Send out a wide-band distress signal. Indicate that the Senator’s
ship encountered an unexpected meteorite cluster it could not avoid.
Readings indicate that the shift shields were overridden and the ship
was hulled to the point of vacating ninety-five percent of its
atmosphere. Inform her father and the Senate that all aboard were
As the officer and troops departed, Vader turned his gaze back to the
Commander. “Vaporize this fighter—we don’t want to leave anything. As
for the pod, I cannot take the chance it was a simple malfunction. The
data it might contain could prove too damaging. See to this
personally, Commander. If those data tapes exist, they must be
retrieved or destroyed at all costs.” Then he added with satisfaction,
“With that accomplished and the Senator in our hands, we will see the
end of this absurd rebellion.”
Star Wars Episode IV: A New Hope - Official Novelisation