Date stamps on body panel parts?

[Vic Roma]

Is it customary for Ford to stamp when paint was applied to the body, or is this the work of a body shop (post-accident)?

I found two of the following in the engine bay, which seem odd. First there is the stamp, then there is padding(?) between the fender and frame:



Me thinks she's had front-end repair.
Am I right or wrong?

[myrl883]

That's a line stamp showing the day that the truck was built. The "cardboard" spacers are factory as well. Looks like it's never been hurt there.

[Vic Roma]

Good to know.
Thanks.