05 时钟与因果偏序:论断—证据—核验状态 研究日期 2026-09-19。论文、API、教学模型、本地观察分开标注。 S1 Leslie Lamport, Time, Clocks, and the Ordering of Events in a Distributed System. CACM 21(7), July 1978, pp.558–565. https://lamport.azurewebsites.net/pubs/time-clocks.pdf 实际读取 PDF。p559 happens-before 定义;p560 Clock Condition、IR1/IR2;p561 总序。 C1 a→b 蕴含 L(a)