Evidence row 2633492

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://chainhilt.ai/api/v1/perp/hyperliquid/leverage/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": "Set cross or isolated leverage for a perp asset. Supply isCross and positive integer leverage; market limits apply. Sign the L1 preview and submit unchanged to leverage/execute (unpaid). Errors: 400 invalid input, 422 exchange rejection, 502 provider failure. Treat spot and perp as one balance only when the account abstraction mode is \"unifiedAccount\".",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "action": {
                "asset": 0,
                "isCross": true,
                "leverage": 5,
                "type": "updateLeverage"
              },
              "nonce": 1710000000000
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "response": {
                "actions": [
                  {
                    "chainId": 42161,
                    "data": {
                      "action": {
                        "asset": 0,
                        "isCross": true,
                        "leverage": 5,
                        "type": "updateLeverage"
                      },
                      "nonce": 1710000000000,
                      "typedData": {
                        "domain": {
                          "chainId": 1337,
                          "name": "Exchange",
                          "verifyingContract": "0x0000000000000000000000000000000000000000",
                          "version": "1"
                        },
                        "message": {
                          "connectionId": "0x1b6c24cfbc406e6ceef5dfa941dcdabe39aa07e6fe967545327c1c4c29bc8b20",
                          "source": "a"
                        },
                        "primaryType": "Agent",
                        "types": {
                          "Agent": [
                            {
                              "name": "source",
                              "type": "string"
                            },
                            {
                              "name": "connectionId",
                              "type": "bytes32"
                            }
                          ],
                          "EIP712Domain": [
                            {
                              "name": "name",
                              "type": "string"
                            },
                            {
                              "name": "version",
                              "type": "string"
                            },
                            {
                              "name": "chainId",
                              "type": "uint256"
                            },
                            {
                              "name": "verifyingContract",
                              "type": "address"
                            }
                          ]
                        }
                      }
                    },
                    "protocol": "hyperliquid",
                    "submitPath": "/perp/hyperliquid/leverage/execute",
                    "type": "signature"
                  }
                ],
                "errors": [],
                "warnings": []
              }
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "$schema": "https://json-schema.org/draft/2020-12/schema",
                  "properties": {
                    "accountAddress": {
                      "pattern": "^0x[a-fA-F0-9]{40}$",
                      "type": "string"
                    },
                    "action": {
                      "additionalProperties": false,
                      "properties": {
                        "asset": {
                          "description": "Perp asset ID",
                          "maximum": 9007199254740991,
                          "minimum": 0,
                          "type": "integer"
                        },
                        "isCross": {
                          "type": "boolean"
                        },
                        "leverage": {
                          "description": "Integer leverage; market limits apply",
                          "exclusiveMinimum": 0,
                          "maximum": 9007199254740991,
                          "type": "integer"
                        },
                        "type": {
                          "const": "updateLeverage",
                          "type": "string"
                        }
                      },
                      "required": [
                        "type",
                        "asset",
                        "isCross",
                        "leverage"
                      ],
                      "type": "object"
                    },
                    "expiresAfter": {
                      "maximum": 9007199254740991,
                      "minimum": 0,
                      "type": "integer"
                    },
                    "nonce": {
                      "maximum": 9007199254740991,
                      "minimum": 0,
                      "type": "integer"
                    },
                    "vaultAddress": {
                      "pattern": "^0x[a-fA-F0-9]{40}$",
                      "type": "string"
                    }
                  },
                  "required": [
                    "action"
                  ],
                  "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": "2026-11-02T23:25:03.963Z",
    "quality": {
      "l30DaysTotalCalls": 11,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-11-02T23:25:03.775Z"
    },
    "resource": "https://chainhilt.ai/api/v1/perp/hyperliquid/leverage/preview",
    "serviceName": "chainhilt-x402",
    "tags": [
      "perp",
      "hyperliquid",
      "trading"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Set cross or isolated leverage for a perp asset. Supply isCross and positive integer leverage; market limits apply. Sign the L1 preview and submit unchanged to leverage/execute (unpaid). Errors: 400 invalid input, 422 exchange rejection, 502 provider failure. Treat spot and perp as one balance only when the account abstraction mode is \"unifiedAccount\"."
}

What the leaf hashes

{"body":"2ba73db07ee5a94536cbcd3468ec87ef7009063131358b15850e9832ca4e2e5d","id":2633492,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793734405290462,"prev":2199923,"subject":"x402_bazaar:https://chainhilt.ai/api/v1/perp/hyperliquid/leverage/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. 0xc1ef89429665c70e0c3a6900487ec2abfc49fb748938ce84086d4449368b45e4
2. 0x37522c854bef05eb3931e05e140c2f0886085ef0a144ba743cc341492e32bdcc
3. 0xd87573f46e9cbf1b701126233eaf57c9dc199021063f11e03cc5b26d274f9c4d
4. 0x94896767ad78b176d0fd183738bfca533a6f4c5b6750e2ef795a7c720f8626dc
5. 0x605cbc4da0ab5ad8d3c88ecd805a7d138571ed13241fead1fd71fe4c49f71515
6. 0x8196eb7a0fff8f39aff7a3f29964705041256326e6e37e0e531c3093a7d60f08
7. 0x504f90789b042a0b3fd41bc26e29246a01b214625cced37bcfa976ff90a0adec
8. 0x4d49669168801f5f707c7adf03d0eb0ce8e1d6f9a2c187de87f4ab6283eaac16
9. 0x4a0d574ca522029ce6162c4179ca7758a64f7cb01d3cd39cd36731880421cb23
10. 0x42c1233d08d479cd76b4584b6501857d60ebbd8399da5f431abb3dee4586cb44
11. 0x94a6305c0dac6d9f3337c77003494100a1b365a49523d6f5b515dad71bc92ff0
12. 0x6f56d38ff00873a3ef960b54c8dfdd323f37953ec549a79eaa3d046c594af9fd
13. 0x5725fec26fdf9c4b3be2c1880ae1736a4d7fa0eeac79438dd7580b5eaa289599
14. 0x1d666a17ae41c2931b0c5276dc8bd8c2adf9827a61eb629d06ca3a33ee6a051a
15. 0xfeca812d56a4bb476433459149c92fcd8a270bdbf2bbbce1949fb4bf7848f5ed
16. 0xf8c1a0cdf4ba2eb105bc3e83d2f2b121cab4a34fb5a3846fa592909906f7fdaa
17. 0x39dab39081985bbfffe23b080399a9d1a9cb9c2c8960102350c4212113cb2cba
18. 0xac5402954216dc6c7020a6405675c8fc3b0828c2ab02943d80de52677a2f1fc3
19. 0x85f3a27c16056a361d9ba33355a575ca7123f86de901b204c88953c4b8ea441a

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7