Spain finished second in Group E on five points behind Sweden.
In a game which was short of clear-cut chances, Slovakia goalkeeper Martin Dubravka conceded a penalty in the second half when he tripped up Robin Quaison.
Skriniar beat Wojciech Szczesny with a low drive in the 69th minute, capitalising on the sending-off of Polish midfielder Grzegorz Krychowiak following a second booking for a challenge on Jakub Hromada.
Dagmara admitted the charges of match-fixing.
Caputova, a pro-EU political novice who will be the euro zone country's first female president, had 58.3 percent of the votes after results from 98.1 percent of voting districts were counted.