{
      "name": "wholesale-settlement-cross-network-dvp",
      "domain": "Wholesale Settlement",
      "title": "Cross-Network Atomic DvP/PvP Settlement",
      "description": "W-A. Cross-network atomicity + finality-compatibility + settlement-risk window (ART-58) -> asset-leg DvP atomicity (507) -> FX-leg PvP (511). The flagship decision chain: is this tokenized settlement all-or-nothing across the cash network and the asset network?",
      "composer_url": "https://ainumbers.co/chaingraph/chains/wholesale-settlement-cross-network-dvp.html",
      "steps": [
        {
          "tool_id": "art-58-cross-network-settlement-validator",
          "handoff": "atomicity_verdict and settlement_risk_window (H1) feed the DvP validator"
        },
        {
          "tool_id": "507-canton-dvp-atomicity-validator",
          "handoff": "asset-leg atomicity (H2) feeds the PvP validator"
        },
        {
          "tool_id": "511-multi-currency-pvp-validator",
          "handoff": "Exports composite cross-network settlement artifact with execution_hash (H3) -- final stage"
        }
      ]
    }