III.T02 — Strictness Theorem

The enrichment ladder is strictly increasing: E₀ ⊊ E₁ ⊊ E₂ ⊊ E₃. Each layer contains genuinely new structure not reducible to the previous: E₁\E₀ = bipolar Hom decomposition, E₂\E₁ = operational closure, E₃\E₂ = self-model consistency.