You're still keeping score. Go back and read your early posts. I'm not saying beat yourself up over the past, just accept that you had a role in this thing. You do that at times and then you always come back to, it's all her fault. Both partners have a role.
I'm not advocating you become besties and do things together but rather pointing out where she clearly indicated she wants the R to go. Your shared grief may have caused her to overstate.
You do presumably have a lot of life in front of you, when we're open to possibilities we don't know where life will take us.
It would be wonderful to have a friendly, open R with the mother of your D.
Me 57/H 58 M36 S 2.5yrs R 12/13
Let me give up the need to know why things happen as they do. I will never know and constant wondering is constant suffering. Caroline Myss