It was likely triggered by one or more user reports.
You’re probably right, but the number of people who claim to not be violating policies who are definitely violating policies is shockingly high.
Good! That’s the only way to have the GPT restored. If there’s nothing wrong with your GPT you should be back within a couple of days.
Unfortunately, context almost certainly will not be forthcoming, you’ll just be notified as to whether or not your appeal is successful or not.
Edit to add: I understand it’s been removed from the GPT Store pending your appeal, it you can share it via a link and DM the link to me I’ll take a look at it and see if anything jumps out at me.