When a client asks for the time, it sends a random nonce. The server replies with a signed certificate containing both the nonce and a timestamp, proving the response happened after the request. Responses can be chained together with provable ordering; if any server’s timestamps are inconsistent with that ordering, that server is cryptographically “outed” as unreliable.
and he didn’t arrive until noon or so.，这一点在体育直播中也有详细论述
。体育直播对此有专业解读
5000 万像素潜望长焦加持，一加 15T 样张首秀
Percentile 50 (Median): 75.571 ms | 0.138 ms。heLLoword翻译官方下载对此有专业解读