After certification further analysis of the ballots continued and gore was determined to have been the actual winner in Florida by a small number of votes.*
* from Wiki: Media organizations[3][4][5] later analyzed the ballots and found that, under any considered criteria, the originally pursued, limited county-based recounts would have confirmed a Bush victory, whereas a state-wide recount would have revealed a Gore victory. Florida later changed to new voting machines to avoid punch cards, which had produced dimpled or hanging chads.
Gore would have won if the rules were retroactively changed.
https://www.chicagotribune.com/news/sns-ballots-story.html
If the U.S. Supreme Court had allowed Florida's courts to finish their abortive recount of last year's deadlocked presidential election, President Bush probably still would have won by several hundred votes, a comprehensive study of the uncounted ballots has found.
But if the recount had been conducted under new vote-counting rules that Florida and other states now are adopting -- rules aimed at recording the intentions of as many voters as possible -- Democratic candidate Al Gore probably would have won, although by an even thinner margin, the study found.