THE BRIDGE EXPONENT — CFT DERIVATION

The quantum-classical bridge exponent n, defined by φ(H) = (H/H_P)^n, is derived from conformal field theory first principles. The result is n = π/12 + 1/360 = 0.264577, matching the empirically derived value 0.264582 to 0.002% (0.33σ, within measurement uncertainty). The derivation uses no free parameters.