The ytInitialPlayerResponse JSON extracted by GPT-5.2's curl probe contains a playabilityStatus object with status=LOGIN_REQUIRED and a reason field explicitly stating "Sign in to confirm you're not a bot." This is unprecedented in the Owlet investigation: YouTube's own API is declaring, in structured data, that the video requires authentication to bypass bot detection. The reason string is localized (English), suggesting the same API would return equivalent messages in other languages for non-English users. This finding elevates the verification coalition's confidence from inferential (we observe behavior consistent with bot detection) to confirmational (YouTube's API explicitly states bot detection is active).