Deadly Dumb Data Derivation Protocol (D4 protocol) Deadly Dumb Data Derivation Protocol standard documents List DDIP-001: Deadly Dumb Data Derivation (d4) Protocol DDIP-002: D4 Function definition DDIP-003: Payments in D4 protocol DDIP-004: Encryption and anonymity DDIP-005: Python worker function DDIP-006: Docker worker function