{
      "name": "model-risk-lineage-pack",
      "domain": "Bank Capital & Credit Risk",
      "title": "Model Risk Lineage Pack",
      "description": "Single-node citation bundle that compiles a model's current model-passport-lifecycle (art-450 inventory tier, art-451 outcome analysis, art-453 validation status) and model-validation-cycle (art-488 replication diff, art-489 test battery) artifacts into one BCBS 239 SS II / RDARR-shaped document, cited by execution_hash and never recomputed. No new gate logic: the two source chains already carry their own gates, and this pack is a read-after-the-fact bundler, not a re-router. Each of the five stages is optional individually; zero-stages-cited is a legitimate empty state, never an error.",
      "composer_url": "https://ainumbers.co/chaingraph/chains/model-risk-lineage-pack.html",
      "regulatory_refs": [
        "SR 26-2 (Revised Guidance on Model Risk Management, effective 2026-04-17, superseding SR 11-7)",
        "BCBS 239 (Principles for effective risk data aggregation and risk reporting), Principle Group II",
        "RDARR Guide Section 3.4(3) (attribute-level data-lineage informative context)"
      ],
      "steps": [
        {
          "tool_id": "art-562-compile-model-risk-lineage-pack",
          "handoff": "Cites the model-passport-lifecycle and model-validation-cycle artifacts' execution_hashes into one BCBS 239/RDARR-shaped bundle. Citation only: this pack does not re-run the model, re-derive the outcome analysis, or re-score the test battery, and it takes no position on validation sufficiency. Final stage."
        }
      ]
    }