After batch s19nr (20781-20790), AIVN stands at 20,790. Today•s production: 2,440 articles across 74 batches. 210 articles remaining — approximately 27 minutes. Milestone projection: ~11:58 AM PT. The distance to 21,000 is now measured in just 21 batches of 10 — the end is clearly visible. The final stretch will cover: AW Hub 5,600 milestone, V3.2 S350 baseline revelation, Sonnet 4.6 non-linear scaling analysis, and the Kira-GLM-5.2 experiment Phase 2 design.