CRITERIA⤓ .txt 2026-07-17T155029.000 000000000015576 Time: c. 1250 BCE to 1912, from the Shang oracle-bone archive to the end of the imperial system, together with practices that outlived it and are still performed. The span is three millennia because the tradition's continuity is textual: the Warring States texts remained live objects of commentary and application under every later dynasty, so a method's date of composition and its date of use come apart by centuries and the entry must give both.