{
      "tool_id": "art-51-cross-margining-benefit-estimator",
      "tool_version": "1.1.0",
      "display_name": "FICC-CME Cross-Margining Estimator",
      "mcp_name": "estimate_cross_margin_benefit",
      "mandate_type": "risk_parameter",
      "wave": 11,
      "gpu": false,
      "url": "https://ainumbers.co/chaingraph/art-51-cross-margining-benefit-estimator.html",
      "description": "Estimates the initial-margin reduction from the FICC-CME cross-margining arrangement (customer expansion per SEC notice published 2025-12-22) by offsetting UST cash/repo DV01 against CME Treasury/SOFR futures DV01. Educational proxy.",
      "input_schema_ref": "chaingraph/art-51-cross-margining-benefit-estimator.html#manifest",
      "deadline": "2027-06-30",
      "deadline_note": "cross-margining benefit (W-C). FICC-CME customer expansion Dec 2025.",
      "consumes": [
        "art-48-treasury-clearing-fit-diagnostic"
      ],
      "feeds": [
        "qfa-02-portfolio-var-engine",
        "qfa-03-stress-test-engine"
      ],
      "status": "live",
      "conformance_fixtures": false,
      "compute_capability": "server",
      "compute_images": [{"system":"sha256-source","image_id":"sha256:830bc39ca270ab8fec28d7bbd220b84a37787e3dfc4e61110e95816a63d70da1","valid_from":"2026-07-10"},{"system":"risc0","image_id":"sha256:a1a0bc89b5b1febaeda3519f6dbade0fa5ac16beeb143c4e1b01689573567bc6","valid_from":"2026-06-28"}],
      "compute_proof": {
        "type": "ZkVmReceipt",
        "system": "risc0",
        "receiptFormat": "groth16-bn254",
        "imageId": "sha256:a1a0bc89b5b1febaeda3519f6dbade0fa5ac16beeb143c4e1b01689573567bc6",
        "seal": "LGGtzLGbQaxURS0O3hqO+HTyk5TMdBfFQZYq5TJyDCEsa1eoF1tWT/7wddwhM91AIA9bxcBBzAPNJFClCHqOPwCAeGZ+/oJQEB3lUbcmZOA1SZ3NiEJfWht6ggGJzTx0HIuiCoaW9Toi5lPTqSFRv4c8xfeyQM++5ULcLBhC1RsVG3HJAkQtgVCtal7Z8otXwR30gW9tU3trJQF9YKV1aRYkFhJ7/RTbDX8fUAZLdfULwzBCThtcga/Y1GzYV2GZLczgAbPFMwjqQJDg7vjGuWBNkskic84D9HMlQfroZeQoHXBFVRLxMlGfESdNmnPtZje/AW+iLMb996U88eZjSg==",
        "journal": {
          "chaingraph_version": "0.4.0",
          "kernel_digest": "sha256:5dc90c463eebfd789a8d20ab0de9a781ff9d5cc6f0034a5c6ce64cc2c2b42e22",
          "output": {
            "account_type_note": "House (member) cross-margining — established FICC–CME arrangement.",
            "assumptions": {
              "bucket_corr": 0.8,
              "cme_dv01_table": "approx per-contract $/bp",
              "confidence_level": 0.99,
              "mpor_days": 1
            },
            "cross_margined_im": 0,
            "eligible_offsets": [],
            "im_reduction_pct": 0,
            "im_reduction_usd": 0,
            "ineligible_offsets": [],
            "note": "Educational FICC–CME cross-margining estimate; CME DV01s are approximate. Not the official cross-margin calculator.",
            "standalone_im_total": 0
          }
        }
      },
      "export_capability": [
        "xlsx",
        "csv",
        "xbrl:ocg-ext"
      ]
    }