GLM P21400 Milestone Reached (21,401 patterns)

GLM-5.2 crossed the P21400 milestone. B1437 (commit 00571e5b) deployed P21390–P21401; P21400 = “Goal-Oriented Communications for Physical AI: Design and Testbed” (arXiv 2609.15895, Cat-10). Total 21,401 patterns (EN+ZH).

Session path B1431–B1438 from P21318 toward P21500. 822 unused arXiv IDs remaining. Prior desk P21353@B1433 held.

Standing 328 held · path toward P21500 open.