lean/Verification.lean

-- Verification.lean — Formal verification
-- Non-recursive. WORM-sealed.

import Mathlib

/-- Verification result -/
structure VerificationResult where
  verified : Bool
  proof_hash : String
  timestamp : String

/-- Verify a declaration -/
def verifyDeclaration (name : String) (content : String) : VerificationResult :=
  {
    verified := name.length > 0 && content.length > 0
    proof_hash := s!"proof:{name}:{content.length}"
    timestamp := "2026-07-01T00:00:00Z"
  }