-- Maclain Hunter: Tautological Sieve -- Exact authored source SHA-256: 170b83f87affcfac1f15fcf09329c6a222e49f710c69b7f219395fea02712732 -- Machine formalization by Replit Agent; authority below Logic/Logos/God. import Lean namespace HunterAuthored theorem source_identity_rule (α : Type) (a : α) : a = a := rfl #print axioms source_identity_rule end HunterAuthored