verichalk
VeriChalk：面向小学数学教师的可验证命题 Agent——基于 ChalkBase 课程知识库，题目经求解程序、盲解与课标边界分层核验后交付
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Per-day rates divide a measured star count by the days it covers: the interval between two snapshots for Rising fastest, the age of the repository for New and fast. They are not fixed 24-hour changes, and stars show interest, not quality.