B12. Archived Model and Documentation Package Complete preservation of model artefacts, AISDP modules, evidence pack, and runtime environment (including the container image) for the ten-year retention period. Must be retrievable, not merely stored. The AI System Assessor verifies the cryptographic signature one final time before archival. Tested periodically by retrieving a sample and confirming it can be loaded. Responsible party: AI Governance Lead ensures infrastructure. Technical SME verifies signatures before archival. Regulations addressed: Article 18 (ten-year retention); Article 12 (record-keeping, requiring retrievability). Key outputs

• Complete archive with integrity verification
• Retrieval test records