Where does it state that HEMP "must report to the OTC"?
They must report to the OTC but that is not the only problem in this case.
The opinion comes from a United States practicing attorney, who is bound by the Supreme Court's rules of professional conduct, which include such letters of opinion.
The opinion of an accredited, verifiable attorney is much stronger than anyone else's, especially internet-randos.
OTC volunteered to not renew HEMP's subscription with their service, until the SEC case is resolved. All formalities. Non issues.
It's time for the company to take legal action against the poster. It's worth noting that other companys have taken legal action for this kind of behavior and have been legally successful in stopping the poster and wining damages.