I agree that it's not impossible that this is indeed a 12. But could be some specks of paint or dirt. Note that judging by the width of the nearby strokes the whole 12 is ~2 mm across.
I'm not sure what to discuss here? Even if it is a twelve, I doubt anything can be extrapolated from this.
I'm not sure what to discuss here? Even if it is a twelve, I doubt anything can be extrapolated from this.

