Evidence row 2199908

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://chainhilt.ai/api/v1/predict/polymarket/wallet/:signer/withdraw/prepare"
    ]
  ],
  "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": "Prepare a pUSD withdrawal batch to the bridge routing address. `recipientAddr` defaults to the signer and is echoed in `plan.plan.details.recipient`; check it before signing. 422 when the asset is not on the bridge's list or the amount is under its minimum (2 pUSD for USDC on Base), since the bridge never delivers smaller transfers. On submit, `final` means the pUSD reached the bridge; delivery to the destination chain takes minutes.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "amount": "10",
              "recipientAddr": "0xE4934BB19E0B97109033dBfDcCc6957E32F9Cc60",
              "toChainId": "8453",
              "toTokenAddress": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913"
            },
            "bodyType": "json",
            "method": "POST",
            "pathParams": {
              "signer": "0x7A152b4C670Da5265535854Fd03271F64251d67a"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "plan": {
                "chainId": 137,
                "depositWallet": "0xd9f530D88C105B1bf8cB5DfC68778C5987839D17",
                "operation": "withdraw",
                "plan": {
                  "callCount": 1,
                  "deadline": "1790000600",
                  "details": {},
                  "metadata": "…",
                  "nonce": "4"
                },
                "signer": "0xE4934BB19E0B97109033dBfDcCc6957E32F9Cc60",
                "status": "ready",
                "venue": "polymarket"
              },
              "response": {
                "actions": [
                  {
                    "chainId": 137,
                    "data": {
                      "batchToken": "…",
                      "typedData": {
                        "primaryType": "Batch"
                      }
                    },
                    "protocol": "polymarket",
                    "submitPath": "/predict/polymarket/wallet/batch/submit",
                    "type": "signature"
                  }
                ],
                "errors": [],
                "warnings": []
              }
            },
            "type": "json"
          }
        },
        "routeTemplate": "/api/v1/predict/polymarket/wallet/:signer/withdraw/prepare",
        "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",
                  "additionalProperties": false,
                  "properties": {
                    "amount": {
                      "pattern": "^[0-9]+(\\.[0-9]{1,6})?$",
                      "type": "string"
                    },
                    "recipientAddr": {
                      "pattern": "^0x[a-fA-F0-9]{40}$",
                      "type": "string"
                    },
                    "toChainId": {
                      "pattern": "^[0-9]+$",
                      "type": "string"
                    },
                    "toTokenAddress": {
                      "pattern": "^0x[a-fA-F0-9]{40}$",
                      "type": "string"
                    }
                  },
                  "required": [
                    "toChainId",
                    "toTokenAddress",
                    "amount"
                  ],
                  "type": "object"
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST"
                  ],
                  "type": "string"
                },
                "pathParams": {
                  "type": "object"
                },
                "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": "2026-11-02T17:45:35.601Z",
    "quality": {
      "l30DaysTotalCalls": 3,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-11-02T17:45:35.411Z"
    },
    "resource": "https://chainhilt.ai/api/v1/predict/polymarket/wallet/:signer/withdraw/prepare",
    "serviceName": "chainhilt-x402",
    "tags": [
      "predict",
      "polymarket",
      "prediction-markets",
      "wallet"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Prepare a pUSD withdrawal batch to the bridge routing address. `recipientAddr` defaults to the signer and is echoed in `plan.plan.details.recipient`; check it before signing. 422 when the asset is not on the bridge's list or the amount is under its minimum (2 pUSD for USDC on Base), since the bridge never delivers smaller transfers. On submit, `final` means the pUSD reached the bridge; delivery to the destination chain takes minutes."
}

What the leaf hashes

{"body":"49a5eb983f7bdec0bef22f67e4eaa2e7c354901fdec43f1207ed6a2db4b24064","id":2199908,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793646793524999,"prev":null,"subject":"x402_bazaar:https://chainhilt.ai/api/v1/predict/polymarket/wallet/:signer/withdraw/prepare","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0x8c688e54a95e0be31ed83792a3ef3b9e753748b3cdbdfdf5c826f16edad8cea4
2. 0x2bf3006298d94f89c772978848ce3af9bca5abcf356d7d6ba8f188cbd1384310
3. 0x5c75a123ab7b5426a16423e3e2c426a0c9b5c3228d96b07c13a8e70f5ebbc573
4. 0xed3966d49aed4bd05ad2c2228c8a4e5dbcc5d5457e9739d4c4bde2c107a346c4
5. 0x66f6611e6d1c85bd4a76fbe70bf6fbb31eaea0fe126fae36dd1d9731fb58dd70
6. 0xceb0c37b920acd52b5ac4583cb7956aec18499745eecadf5511015b2cda8cfe9
7. 0xf62babae03257844d90ddd5057b603b0e28af2dd0e2f810d1e868bfb2f659223
8. 0xdce641e0995b736b7ec1f078021d627b2a4d88f81c982f725f4a2e293209365a
9. 0x40624c8318c3cd7372d8373a8453c274b2c0fbef9482b3195a9997813b3ca41b
10. 0x4ae01ff8647feeb6b82cbe12ec835c18c291de2deb728a012d488e38ddf9d717
11. 0xc71bfff3676d75513813de3e136a08559edae4aba53a52df8e6e247e28461442
12. 0x64e6d9f48ece4f265c71969cfa52ab965cc8c6b6a74b6f5dfc2a18bdff2995d2
13. 0x749638e83897749b17c0b5a0587a19541d9c0e6d95590918e98f786991029466
14. 0xf38c9617f655dc8f7c8fa11461cb30752d581a6bbb15051130839452c80c4270
15. 0x510fa2c647d18bb802da12cf41e17d136163e6624e69ed77e15235c4284b69c7
16. 0x5e23ec5954c11a4530aab8c635a72b12bcfeb6fcb03c6cb1a990cc1743424543
17. 0x1805ef693fbdb2c23fcb61616f830408ca89bec1dc5b68ee47a770ffc0b9760a
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af