I think Smiley has a good suggestion. Figure out something that doesn't sound like a date.

I believe you can call your county recorder's office and see if anything has been filed. Doesn't sound like she has, but if it puts your mind at ease you can call.

Me: 46 FWS: 36
Married and Divorced 4/07, Pregnant 7/07,False R 7/07
Baby Girl born 3/08
Kicked him out because OW: 7/08
5/10 He realized what he had and lost.
Moved home! REMARRIED 3/14/11!!