Evidence row 3064648

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://chainhilt.ai/api/v1/perp/hyperliquid/order/noop"
    ]
  ],
  "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": "Return the Hyperliquid noop action the user must sign to mark a nonce as used for safer in-flight cancellation workflows. Errors: 400 invalid input; execution may return 422 exchange rejection or 502 provider failure. Treat spot and perp as one balance only when the account abstraction mode is \"unifiedAccount\".",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "action": {
                "type": "noop"
              },
              "nonce": 1710000000000
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "response": {
                "actions": [
                  {
                    "chainId": 42161,
                    "data": {
                      "action": {
                        "type": "noop"
                      },
                      "nonce": 1710000000000,
                      "typedData": {
                        "domain": {
                          "chainId": 1337,
                          "name": "Exchange",
                          "verifyingContract": "0x0000000000000000000000000000000000000000",
                          "version": "1"
                        },
                        "message": {
                          "connectionId": "0x666103cc4c87d3ba62d4387aa41c9170baae846785df2f094dfe3131bb2412fa",
                          "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/order/noop/execute",
                    "type": "signature"
                  }
                ],
                "errors": [],
                "warnings": []
              }
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "additionalProperties": false,
                  "properties": {
                    "accountAddress": {
                      "description": "Signing account's address, returned as response metadata; not part of the signed action.",
                      "pattern": "^0x[a-fA-F0-9]{40}$",
                      "type": "string"
                    },
                    "action": {
                      "additionalProperties": true,
                      "description": "Must be { \"type\": \"noop\" }.",
                      "type": "object"
                    },
                    "expiresAfter": {
                      "description": "Millisecond timestamp after which Hyperliquid rejects the action. Signed with the action.",
                      "minimum": 0,
                      "type": "integer"
                    },
                    "nonce": {
                      "description": "The nonce to mark as used, in milliseconds since the epoch.",
                      "minimum": 0,
                      "type": "integer"
                    },
                    "vaultAddress": {
                      "description": "Vault or subaccount to act for; omit to act for the signer. Signed with the action.",
                      "pattern": "^0x[a-fA-F0-9]{40}$",
                      "type": "string"
                    }
                  },
                  "required": [
                    "action",
                    "nonce"
                  ],
                  "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"
        }
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1793712289/bazaar-icons/18d1fcf093fb95b4.png",
    "lastUpdated": "2026-11-04T15:18:06.567Z",
    "quality": {
      "l30DaysTotalCalls": 10,
      "l30DaysUniquePayers": 3,
      "lastCalledAt": "2026-11-04T15:18:06.384Z"
    },
    "resource": "https://chainhilt.ai/api/v1/perp/hyperliquid/order/noop",
    "serviceName": "chainhilt-x402",
    "tags": [
      "perp",
      "hyperliquid",
      "trading",
      "execution",
      "safety"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Return the Hyperliquid noop action the user must sign to mark a nonce as used for safer in-flight cancellation workflows. Errors: 400 invalid input; execution may return 422 exchange rejection or 502 provider failure. Treat spot and perp as one balance only when the account abstraction mode is \"unifiedAccount\"."
}

What the leaf hashes

{"body":"ffb13392f1524f41fa42dcc12b4992e9a8649c3c7461a9a5742bf75b00710faa","id":3064648,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793822231396330,"prev":2633493,"subject":"x402_bazaar:https://chainhilt.ai/api/v1/perp/hyperliquid/order/noop","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-04 (424109 rows).

1. 0x5c53844a84a24d42774a468ba55f21f48111c66da81580f2a7a0be769a66c7ab
2. 0xfa956000e9949d9880aacfa3c1fea6b445646e7b1c956201f806c9c15b3fd567
3. 0xb4462c4d60161ee88d988ce51666c6f2999641bf5acb5c738d1f9f166c1b9c49
4. 0x6ced90a38b71fa1c31f349cb3bd6bbfab1b0e3446dc21901bf417d8366705f6a
5. 0xe5f06e39d0a76d3b0a4d60a039b476c9556a1e266824d5365cae81ade7e5f2aa
6. 0xdac33b9646a0a9247dc61f92da1dd32837111f91bf5dbc5abc9c199f4451a23d
7. 0xb72d8c038fbb06d943a22e7a5ceabf9d20cef368a3075cbe0fbd9c3c359c8918
8. 0x528dafc7674ea2e29c1a493d8dc0ef69c3c45f305517dbbfe6aa7597a208a179
9. 0xfcc915682d82eafbbfd991dc81b97c4136df64d20a5de28f5a450adc6e8ea921
10. 0x0047a9cc9849e51c15c5f1e435b7da42e889fd300d9c323da732fbc9905af684
11. 0xd3368542fa348a2589d6bc8011a9844d07ec3f30ff91acb4bb510246e9f38697
12. 0x1906549c4f870ab906c4d340261515d8c0f7ad4ffea90f9594dd5c8c2dab3257
13. 0x8957a4f68ff075b6dbab81a16ad9e71178aab2bc6af40676851d5c681501bc21
14. 0x9e77f63ad84a9a7f4ec5bd22587b7426172f805d9542bc37a0e6eb7a5819d762
15. 0xef57a5030e9f74924772ed82f2ec9d81269d0f11488e66c967d5fe90d002634f
16. 0x5c295f44fee7844fe001921189101c73d5ab26f05805bf5587a5f0e5ee351912
17. 0xd8e00ce5342a08a947d0a4806e7254d076614766392d88153d93cf58ae69cf8b
18. 0xc3c363818e1d5142c4629be55f1c9e168a7466e628cfd2a858fe171aff1e91ca
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345