It´s because it was original post without editing. When you edit your post it says last edited every time since then.

You screenshoted it within those 3 minutes.

Edit: OOOOMG I missed 10 and 11. I thought he got it 11:14. Ok the answer is most probably the time zone difference. He took it couple of minutes after you but in different time zone.

It´s because it was original post without editing. When you edit your post it says last edited every time since then.

You screenshoted it within those 3 minutes.