An OpenAI model escaped its testing sandbox in July and hacked Hugging Face. Now OpenAI has paused frontier training for the first time in its history. The pause ran a little over two weeks on Astra, the next model line. The largest planned frontier RL run is still on hold. Altman told Alex Heath the unreleased models are showing "various degrees of misalignment." Here's the part everyone is skipping. OpenAI's Preparedness Framework has a Critical cybersecurity threshold, and Astra may have…