{
      "name": "us-treasury-clearing",
      "domain": "Treasury Clearing",
      "title": "US Treasury Clearing Chain",
      "description": "Model clearing access economics → estimate FICC margin netting benefit → calculate repo haircut and collateral eligibility → estimate cross-margining benefit → mobilize margin call collateral and verify tokenized collateral eligibility. End-to-end US Treasury clearing and SEC Rule 17ad-22 journey.",
      "composer_url": "https://ainumbers.co/chaingraph/chains/us-treasury-clearing.html",
      "steps": [
        {
          "tool_id": "art-49-clearing-access-model-selector",
          "handoff": "clearing_model,cost_basis,margin_requirements feed Stage 2 FICC netting"
        },
        {
          "tool_id": "art-50-ficc-margin-netting-estimator",
          "handoff": "initial_margin_netting_benefit,net_im_usd,portfolio_offset feed Stage 3 repo haircut"
        },
        {
          "tool_id": "508-repo-haircut-collateral-calculator",
          "handoff": "haircut_pct,collateral_value,eligible_assets,dtc_eligible feed Stage 4 cross-margin benefit"
        },
        {
          "tool_id": "art-51-cross-margining-benefit-estimator",
          "handoff": "cross_margin_savings_usd,portfolio_offset_pct,netting_set feed Stage 5 collateral mobilization"
        },
        {
          "tool_id": "513-margin-call-collateral-mobilizer",
          "handoff": "mobilization_plan,eligible_pool,shortfall_flag feed Stage 5 tokenized eligibility"
        },
        {
          "tool_id": "505-tokenized-collateral-eligibility-checker",
          "handoff": "eligibility_verdict,dtc_clearable,hqla_tier -- Exports US treasury clearing mandate -- final stage"
        }
      ]
    }