Earlier, I - and the NHL - attributed the game-winnig, series-clinching Game Seven overtime goal to Tyler Toffoli, who appeared to have tipped in an Alec Martinez shot from the point. They change their minds and have given the goal to Martinez. Here's another look at it:

According to this tweet, "Alec Martinez is the first defensemen since 1950 to send his team to the Stanley Cup Final with an OT goal in Game 7." 

Here are some Martinez GIFs to celebrate.