Evidence row 2633223

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://chainhilt.ai/api/v1/perp/hyperliquid/trade/preview"
    ]
  ],
  "name": "chainhilt-x402",
  "owner_address": "0xdece8e839414e4a99213c658abbd2294d5bd42b0",
  "raw": {
    "accepts": [
      {
        "amount": "1000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xdECE8E839414E4a99213C658ABbD2294d5BD42B0",
        "scheme": "exact"
      }
    ],
    "description": "Preview a Hyperliquid trade with notional, margin impact, slippage, liquidation estimate, exchange fees, and builder fee. Treat spot and perp as one balance only when the account abstraction mode is \"unifiedAccount\".",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "address": "0x1111111111111111111111111111111111111111",
              "coin": "ETH",
              "includeRaw": false,
              "limitPx": "3500",
              "side": "buy",
              "size": "0.1",
              "slippageBps": 25
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "preview": {
                "builderFee": "0.0035",
                "estimatedFee": "0.1575",
                "notional": "350.00"
              }
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "additionalProperties": false,
                  "properties": {
                    "address": {
                      "pattern": "^0x[a-fA-F0-9]{40}$",
                      "type": "string"
                    },
                    "builderFeeBps": {
                      "maximum": 10,
                      "minimum": 0,
                      "type": "number"
                    },
                    "coin": {
                      "maxLength": 32,
                      "minLength": 1,
                      "type": "string"
                    },
                    "includeRaw": {
                      "type": "boolean"
                    },
                    "limitPx": {
                      "pattern": "^(0|[1-9][0-9]*)(\\.[0-9]+)?$",
                      "type": "string"
                    },
                    "side": {
                      "enum": [
                        "buy",
                        "sell"
                      ],
                      "type": "string"
                    },
                    "size": {
                      "pattern": "^(0|[1-9][0-9]*)(\\.[0-9]+)?$",
                      "type": "string"
                    },
                    "slippageBps": {
                      "maximum": 10000,
                      "minimum": 0,
                      "type": "integer"
                    },
                    "takerFeeBps": {
                      "maximum": 100,
                      "minimum": 0,
                      "type": "number"
                    }
                  },
                  "required": [
                    "address",
                    "coin",
                    "side",
                    "size"
                  ],
                  "type": "object"
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-11-03T09:21:35.241Z",
    "quality": {
      "l30DaysTotalCalls": 9,
      "l30DaysUniquePayers": 3,
      "lastCalledAt": "2026-11-03T09:21:33.908Z"
    },
    "resource": "https://chainhilt.ai/api/v1/perp/hyperliquid/trade/preview",
    "serviceName": "chainhilt-x402",
    "tags": [
      "perp",
      "hyperliquid",
      "trading",
      "preview",
      "risk"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Preview a Hyperliquid trade with notional, margin impact, slippage, liquidation estimate, exchange fees, and builder fee. Treat spot and perp as one balance only when the account abstraction mode is \"unifiedAccount\"."
}

What the leaf hashes

{"body":"d86745865f4e144a22ef2e6fe4795a8a0de91ff68ef7f4f22c9490d6fc14a9b0","id":2633223,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793734401812708,"prev":2199972,"subject":"x402_bazaar:https://chainhilt.ai/api/v1/perp/hyperliquid/trade/preview","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-03 (425475 rows).

1. 0xfeb52b0339fb50f5a392954aa685366f404c187760e85a79917750a975d6d118
2. 0x31a8a38f5e6d31f4d2d010cc77b31f16ca0c9ccd38653ef25d1896ed19ca70e6
3. 0x66d85e48f9747bcb6b7012e2b525db6f4215e14cb39c7e68eb8a59c35eacb0f9
4. 0x061d89b2d8b53abfa5e66912d9ac4e757f9cfab65b1f7b474a00703e64dee350
5. 0x0a120b4f66558c8451505adc4abd0f1869c964472538c7b625272a1b2090eb5c
6. 0x8d0d6b09d68e6c77296d20f899b4bfef009a65c5652344a84f563771cad75925
7. 0x08fafd85ed7721a36defb72f658f80fe611e0e2a280de310926672fbe5a3f5c7
8. 0x12a2ae2feabee3093c7e1ac52ed49b0c4e8c6b42e7ce4734ef6f188837f9d869
9. 0x036a8dd78020575ec2e6b4d7656f9d1bb6c0048730b9b3443f45e4527ff0f35b
10. 0xb2114800446268500f56e987bf67fc418636485c1143cecbdf376b7d4dd4d92d
11. 0x51407fda6a76ed708c87cd601d15fec6e83ed2bec5e3afba65c2fecd41ba7a05
12. 0x58cc449a0f15ac02f2747e19eb4ddeafd7c88e16b2bcbf5628b491aa6fa63ba7
13. 0x54a6c4f1a32dea245c883e7129cc7c46a6cb711ffd9df5ff949c0ac3758e91ed
14. 0x271cba1af45ae2133bb70993d2a8662bbad7bb8e8e0ab720853251f29efaee6d
15. 0xaaf692e701ee622e9e0fa24c7d0f9f672df8c586de5a6f0375f8cadaf0c678a1
16. 0xd60b16e6a71fbffc93a233ee89f916e50c0206a56f52c852b85e5a246b6b417c
17. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7