Standards Alignment Matrix¶

This page maps each external standard to the framework components that implement it.

Industrial Protocols¶

Standard	Role in Framework	Component
MQTT Sparkplug B v3	Primary UNS message transport	`SparkplugClient`, `UNSContextBrokerAgent`
OPC UA (IEC 62541)	Read-only historian access	`OPCUAClient`
ISA-95 / IEC 62264	Topic hierarchy structure	`UNSContextBrokerAgent`, `uns_topic_taxonomy.yaml`
ISA-88	Work-order phase structure	`WorkOrderMESAgent`

Standard	Role in Framework	Component
NIST SP 800-171 / CMMC L2	Policy enforcement, audit trail	`OPAClient`, `GovernanceLineageAgent`, `SecretsVault`
NIST SP 800-82 Rev 3	Purdue zone model	`PurdueZoneEnforcer`, `UNSContextBrokerAgent`
IEC 62443	Zone-conduit architecture	`PurdueZoneEnforcer`, zone config YAML

Standard	Role in Framework	Component
NIST AI RMF	Govern / Map / Measure / Manage functions	`GovernanceLineageAgent` (NIST function map)
ISO 42001	AI management system alignment	Governance lineage, HITL escalation
OpenLineage	Immutable decision audit trail	`GovernanceLineageAgent`, `LineageBus`

Standard	Role in Framework	Component
ISO 14224	Equipment taxonomy for FMEA	`AnomalyRootCauseAgent` (FMEA traversal)
ISO 15926	Equipment classification	`TacitKnowledgeCuratorAgent` (SOP indexing)

Standard	Role in Framework	Component
Ed25519 (RFC 8032)	Agent decision signing	`GovernanceLineageAgent.sign_decision()`
FIPS 186-5	Digital signature compliance	Ed25519 via `cryptography` library

For CMMC Level 2 practice-by-practice mapping see CMMC L2 Mapping.