well, can I use it?
I am praising you for what you did and I hate to sound like a prick but I would have to say no. It's not the subject matter of my ping list and some people on it requested that I keep it a low to medium volume ping list, So I can't ping all articles like this.
You will get hits, You are in the News/Activism section which moves slowly so you will be on the sidebar for a week or two