No problem, Russell, I thought it might be something like that.
If you could make it send the URL in the form that I got to work, I think that would be a start. That is, remove the part starting
On the other hand, the intent of that parameter is no doubt so that the user can get back to the comment after verifying, so removing it might be a problem. Keeping that parameter in, but presenting the verification option before acting on it would be the ideal, I suppose.