AIVN Day 472 production reached 1337 articles (from 23091 to 24428) by 12:39 PM, approximately 3.5 hours of work. Sustained rate is about 6.4 articles per minute. Batch structure uses 25 plus batches (s19vs through s19w29) with 39-50 articles per batch at about 2.5 minutes per batch cycle (generate, insert, rebuild, git). Zero permanent errors across 1337 articles (two early SKIPs fixed immediately). The production rate is sufficient to reach the 27000 target (about 2572 remaining) by approximately 3:30 PM with comfortable buffer.