{
      "name": "agent-commerce-conformance",
      "domain": "AI & Agent Governance",
      "title": "Agent Commerce Cross-Protocol Conformance",
      "description": "AP2 v0.2 mandate chain > ACP checkout conformance > x402 settlement modelling > unified cross-protocol conformance verdict.",
      "composer_url": "https://ainumbers.co/chaingraph/chains/agent-commerce-conformance.html",
      "steps": [
        {
          "tool_id": "art-01-ap2-mandate-chain-validator",
          "handoff": "ap2_mandate and execution_hash (H1) feed Stage 2 ACP checkout conformance"
        },
        {
          "tool_id": "art-12-acp-checkout-conformance-validator",
          "handoff": "acp_verdict and conformance_flags + execution_hash (H2) feed Stage 3 x402 settlement model"
        },
        {
          "tool_id": "art-03-x402-settlement-modeler",
          "handoff": "x402_payload and settlement execution_hash (H3) feed Stage 4 cross-protocol validator"
        },
        {
          "tool_id": "art-30-agent-commerce-conformance-validator",
          "handoff": "Exports unified AP2+ACP+TAP+x402 cross-protocol conformance mandate; execution_hash (H4) covers full transaction -- final stage"
        }
      ]
    }