{
      "name": "arc-cctp-transfer",
      "domain": "Digital-Asset Rails",
      "title": "Arc CCTP v2 Transfer",
      "description": "W-G chain. Validate CCTP v2 cross-chain USDC transfer: fires when ≥2 Arc fit dimensions score >0.",
      "composer_url": "https://ainumbers.co/chaingraph/chains/arc-cctp-transfer.html",
      "steps": [
        {
          "tool_id": "art-42-arc-fit-diagnostic",
          "handoff": "cctp_routing_flag, arc_score → CCTP v2 transfer validation"
        },
        {
          "tool_id": "art-47-arc-cctp-transfer",
          "handoff": "grade, v1_migration_required, hook_risk — CCTP v2 validated — final stage"
        }
      ]
    }