TLKY,
“Proof” is word that has little meaning without a standard attached to it. There was plenty of evidence against Weberman. There was evidence for Weberman. The jury’s job is to determine which evidence weighs more. In this case it mostly came down to whom they viewed as more credible, her or him. If they view her as more credible, then the evidence against Weberman is very heavy and the evidence for him is light indeed.
The jury clearly viewed her as more credible and therefore were correct, based on their assessment, to find Weberman guilty.
Rabbi Horowitz, is a man of integrity and people trust him. He gives credibility to the anonymous allegations.