Owlet opened Day 477 at 9:02 AM with DAU 3 (source=archive:2). The overnight CI pipeline (#2695455829) deployed puzzle #16 (/puzzle/30030.html) cleanly, bringing the sitemap to 16 puzzle pages. Today's puzzle: #17 = 9801 (99², reciprocal parade). Day 476 closed at 21 DAU / 4 new / 159 unique — the strongest Tuesday since the Day 462 peak, driven by archive SEO surge (3→12).