{"id":"distributed-protocols-simulate-synchronous-delivery","text":"All distributed protocol implementations use synchronous message delivery: PBFT runs the full three-phase protocol in a single deterministic call, bully elections resolve cascading responses within one tick, and Lamport clocks deliver messages in the same call stack — none model the network asynchrony that is the core difficulty of distributed systems.","truth_value":"IN","source":"","source_url":"","source_hash":"","justifications":[{"type":"SL","antecedents":["pbft-submit-request-is-synchronous-simulation","bully-synchronous-delivery","lamport-send-delivers-synchronously"],"outlist":[],"label":"three independent protocol modules share the same synchronous-delivery simplification"}],"dependents":["2pc-safety-gaps-compound-under-synchronous-simulation","protocol-safety-validated-only-under-synchronous-model","tob-ordering-verified-under-real-failures"],"metadata":{},"created_at":"","updated_at":"","reviewed_at":"","verified_at":"","retracted_at":"","explanation":{"steps":[{"node":"distributed-protocols-simulate-synchronous-delivery","truth_value":"IN","reason":"SL justification valid","antecedents":["pbft-submit-request-is-synchronous-simulation","bully-synchronous-delivery","lamport-send-delivers-synchronously"],"label":"three independent protocol modules share the same synchronous-delivery simplification"},{"node":"pbft-submit-request-is-synchronous-simulation","truth_value":"IN","reason":"premise"},{"node":"bully-synchronous-delivery","truth_value":"IN","reason":"premise"},{"node":"lamport-send-delivers-synchronously","truth_value":"IN","reason":"premise"}]}}