Gee, wonder what happened? The whole website seems to be gone? What a let down, I really wanted to help this guy out
It could not absolutely be proved, unless the ip/email of the DP poster was the same as associated to the adsense account. Given the lack of common sense and good judgement displayed in requesting clicks in multiple threads on DP, what would you bet the email/ip's are the same? But it seems to me that google bans first and asks questions later, so yes a tactic such as this could threaten any account.