Aside from the obvious differences in resolution, modification time, etc., exiftool printed
>Significant Bits : 8 8 8
about this image before cropping as in >>535621685 and instead prints
>White Point X : 0.3127
>White Point Y : 0.329
>Red X : 0.64
>Red Y : 0.33
>Green X : 0.3
>Green Y : 0.6
>Blue X : 0.15
>Blue Y : 0.06
>Background Color : 255 255 255
afterwards, so it is saving it differently than a raw screenshot, which isn't really surprising. Not that I really understand any of these numbers.