You have the word.
Now apply it.
A seam is where two surfaces meet. It is usually hidden. It is structural, not decorative. It only becomes visible when something pulls the layers apart.
field note / recovered
The site has a SEAM.
It runs between what is indexed and what is not.
Between what is displayed and what is beneath the display.
You found it not by searching — but by staying with the image
long enough to notice it existed.
What is the seam in this archive?
recognition, not guesswork