How the major platforms police AI-generated content, and how AI images are verified — each post backed by primary sources and a machine-readable data file.

• Google's Helpful Content System 2026: How It Really Decides — May 01, 2026
  HCS became part of Google's core algorithm in March 2024 — always-on, multi-signal, asymmetric. Here's how it actually evaluates and demotes content in 2026.
• SynthID and C2PA: How AI Image Verification Works in 2026 — Apr 30, 2026
  SynthID watermarks pixels. C2PA signs metadata. They're not competitors—they're complementary layers. Here's how AI image verification actually works in 2026.
• Pass Google E-E-A-T 2026: AI-Assisted Content Survival Guide — Apr 29, 2026
  E-E-A-T isn't a ranking factor—it's a framework. Here's how AI-assisted content actually passes Google's quality bar in 2026, with 18 concrete signals.
• What Google AI Content Policy Actually Penalizes in 2026 — Apr 27, 2026
  Google doesn't ban AI content—it penalizes ranking manipulation. The real rules for Search, YouTube, and AI images in 2026, with platform-by-platform criteria.