"To score three on the bounce is really pleasing considering 12 months ago people were questioning whether I should be playing or be opening the batting or be in the middle order", he said.
Captain Steve Smith and deputy David Warner were banned for a year over the ball-tampering incident in March's third Test against South Africa that shamed Australian cricket.
But Paine concedes Australia must prove they are reformed characters.
"We'll be judged on our actions going forward and it'll be plain for everyone to see".
The punishment means he can not hold any leadership position in the team for the rest of his career, but does allow him to play in overseas domestic leagues and Australian Premier Cricket - senior inter-club or district cricket competitions in each of Australia's states and territories.
"You could say maybe [the squad is weakened] slightly without that 150kph Mitchell Starc coming in, but you have another 150kph in Billy Stanlake. if you take out 100 one-day wickets or whatever Starcy has, it will change things a little bit, but it's a great chance for Billy to show his stuff, bowl 150ks and hopefully rip through them".
Maintaining the theme of a new era of harmony between old rivals notorious for their bitter battles on the field, Morgan insisted England wouldn't use the ball tampering as an excuse to bait the Australians.More news: Raptors assistant Nurse promoted to head coach
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Eoin Morgan, England's captain, was unconcerned at losing the toss, especially given the early start time at The Oval would render the floodlights largely redundant during England's chase. We play our cricket pretty hard, positively, aggressively, so we'll continue to do that. Every game I play for Australia is an absolute bonus.
When one hears about a side ranked No. 13 in the ICC ODI Team Rankings beating the No. 1 ranked team, you would dismiss it as an upset but there was nothing upsetting about Scotland's historic six-run win over England at The Grange, Edinburgh on Sunday.
"So for him to be back around the game he loves is only good".
"It's part and parcel of the game", he explained.
It is a match that pits 2019 World Cup hosts England against title-holders Australia.
"We set our stall out to be number one in the world and that's where we are, whether we were number one in this game or not, Scotland would still be delighted to win, it's not just because we are number one", he added.