{"id":"complete-type-specification-achievable","text":"A complete, verifiable behavioral specification of a type is achievable by combining LSP's three-layer contract (signature compatibility, behavioral constraints, history constraint) with protocol-level sequencing constraints for valid operation orderings, unless behavioral subtyping's fundamental undecidability limits verification to incomplete approximations.","truth_value":"OUT","source":"","source_url":"","source_hash":"","justifications":[{"type":"SL","antecedents":["lsp-contractual-completeness","protocol-extends-interface-with-sequences"],"outlist":["lsp-behavioral-subtyping-undecidable"],"label":"LSP contracts plus protocol sequences yield a theoretically complete specification, gated by the undecidability of full behavioral verification"}],"dependents":[],"metadata":{"source_type":"derived"},"created_at":"2026-06-17T18:04:43+00:00","updated_at":"2026-06-17T18:04:43+00:00","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"complete-type-specification-achievable","truth_value":"OUT","reason":"SL justification invalid","failed_antecedents":["protocol-extends-interface-with-sequences"],"label":"LSP contracts plus protocol sequences yield a theoretically complete specification, gated by the undecidability of full behavioral verification","violated_outlist":["lsp-behavioral-subtyping-undecidable"]}]}}