Wise is not a bank. It's a fintech service. Where did you transfer the money FROM? That was more likely a bank account. How long ago did you transfer the money? Perhaps you can show the bank statement from there if it was a recent transfer.
To select your arrival date, there's a calendar to choose the day. That calendar only lets you choose a date within 3 days as your arrival date. 72 hours isn't really relevant. It's any time within 3 days of your arrival.
If you use a safe entry agent for VIP fast track, there is no "pushing your luck" as it's a pre-arranged guaranteed entry. It just gets more as more expensive the longer you've been in Thailand.
1) I believe the embassies and consulates in the US only care about the balance for the most recent statement.
2) no reports of that happening but always subject to change
Anonymous participant These immigration officers spend all day stamping 90% of people in visa exempt without a visa. They're not going to spend time hunting through every file or the line would never move. Because the policy is to provide both your passport and visa together, it's your responsibility, not theirs.