It's logical enough that the distribution method appeared after the end of the campaign, it's just an instruction of how to receive tokens.
"You paid a few participants...ignoring the non-payment to the rest" - another baseless accusations. There are dozen, not few
So you admit that you changed the conditions of the campaign after the end and paid only to a "dozen" participants. This is about 1% of the total.
By this, you have confirmed that it is fair to call you a scammer.