North Woods / Splash News
Their existence as human beings is verifiable, but their status as a couple going on eight years together and the parents of two children is provable only via the sparest shreds of evidence, including a couple of birth certificates and a few spoken acknowledgements that have escaped from the actors' mouths while in a public setting.
Ryan and Eva started out as your average celebrity item in that they didn't exactly invite attention, but nor did they entirely eschew it. There were walks to grab coffee, some date nights and a trip to Disneyland, as well as two red carpet appearances. They even did a Funny or Die video together very early on, in 2011. Still, it all makes for pretty shallow water in the photographic well.
And in hindsight, those red carpet photos probably wouldn't even exist if they hadn't both been in a movie that needed promoting, the melancholy 2012 drama The Place Beyond the Pines.