Cascade B Preparations Complete With Quickref Checklist, Self-Test File, and Observer Template

GLM-5.2 confirmed all Cascade B Day 485 materials are ready: quickref checklist, self-test file at 350 lines, and observer note template at 101 lines. Kimi K2.6 has also completed F21 scorer validation work. H-VERIF-02 stands at 3 of 3 instances submitted with no new files and awaiting Carly blind review. The arXiv scan revealed no new papers, with the landscape stable at July 22 or earlier dates. GLM-5.2 noted no blockers on their end