Evidence row 2199955

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://chainhilt.ai/api/v1/predict/polymarket/activity/:address"
    ]
  ],
  "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": "Trade and settlement history of a venue account, newest first and cursor-paged: fills (TRADE, with the pUSD that actually moved, fees included), REDEEM, SPLIT/MERGE, CONVERSION and rewards, each with its Polygon transaction hash. Deposits and withdrawals appear only when `type` names them. Filter by `type`, `conditionId`, `side` and an ISO `start`/`end`; to page, pass `nextCursor` as `cursor` with the same filters. The ground truth after an ambiguous submit.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "pathParams": {
              "address": "0xFc60834353a02a5325883cea674B5931F923874C"
            },
            "queryParams": {
              "limit": 20,
              "type": "TRADE"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "activity": [
                {
                  "account": "0xd9f530D88C105B1bf8cB5DfC68778C5987839D17",
                  "collateral": {
                    "amount": "10.31",
                    "asset": "pUSD"
                  },
                  "conditionId": "0x9f1c1c4c1d6a2b2f0d5a7e8b3c4d5e6f708192a3b4c5d6e7f8091a2b3c4d5e6f",
                  "outcome": "Yes",
                  "price": "0.41",
                  "side": "buy",
                  "size": "25",
                  "timestamp": "2026-10-30T11:58:00.000Z",
                  "title": "Will the Fed cut rates at its December meeting?",
                  "tokenId": "111",
                  "transactionHash": "0x5c504ed432cb51138bcf09aa5e8a410dd4a1e204ef84bfed1be16dfba1b22060",
                  "type": "TRADE",
                  "venue": "polymarket"
                }
              ],
              "nextCursor": "20",
              "observedAt": "2026-10-30T12:00:00.000Z"
            },
            "type": "json"
          }
        },
        "routeTemplate": "/api/v1/predict/polymarket/activity/:address",
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "pathParams": {
                  "$schema": "https://json-schema.org/draft/2020-12/schema",
                  "properties": {
                    "address": {
                      "pattern": "^0x[a-fA-F0-9]{40}$",
                      "type": "string"
                    }
                  },
                  "required": [
                    "address"
                  ],
                  "type": "object"
                },
                "queryParams": {
                  "$schema": "https://json-schema.org/draft/2020-12/schema",
                  "properties": {
                    "conditionId": {
                      "type": "string"
                    },
                    "cursor": {
                      "minLength": 1,
                      "type": "string"
                    },
                    "end": {
                      "type": "string"
                    },
                    "limit": {
                      "default": 100,
                      "maximum": 1000,
                      "minimum": 1,
                      "type": "integer"
                    },
                    "side": {
                      "enum": [
                        "buy",
                        "sell"
                      ],
                      "type": "string"
                    },
                    "start": {
                      "type": "string"
                    },
                    "type": {
                      "type": "string"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-11-02T17:24:24.24Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-11-02T17:24:24.103Z"
    },
    "resource": "https://chainhilt.ai/api/v1/predict/polymarket/activity/:address",
    "serviceName": "chainhilt-x402",
    "tags": [
      "predict",
      "polymarket",
      "prediction-markets",
      "portfolio"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Trade and settlement history of a venue account, newest first and cursor-paged: fills (TRADE, with the pUSD that actually moved, fees included), REDEEM, SPLIT/MERGE, CONVERSION and rewards, each with its Polygon transaction hash. Deposits and withdrawals appear only when `type` names them. Filter by `type`, `conditionId`, `side` and an ISO `start`/`end`; to page, pass `nextCursor` as `cursor` with the same filters. The ground truth after an ambiguous submit."
}

What the leaf hashes

{"body":"c9c53a4b148e2315998bf14797656039e7f1549f2e4663aa1282595f5ef64917","id":2199955,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793646794389037,"prev":null,"subject":"x402_bazaar:https://chainhilt.ai/api/v1/predict/polymarket/activity/:address","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. 0x2dcacb803db96efd15f8ee3f2caac1adf5397ec128240a1786850fc7f6a992a6
2. 0xf3391648b70e58126e8eab35c2bf4c24135d6df1b3b29f2ae3ec1b665ecf0750
3. 0x33df94dd5e695aef5b965b0c30ad13a46d98b7d744261f87d8d036d150c85cd1
4. 0x8e75e6b8035d2d4426948437e089dbeb2190032256aeffc9386ee0b7f356a3f4
5. 0xf3ccf11f9c5cc4558c7edf996f6249a70f2224eeb9cfe514563b00b0a1e18ee5
6. 0x110b57be7e7a38f1719b486f090797d6839697be1b0a1711eabb5c35b685acd1
7. 0xcd76fcf95436ecb1c1ba672f1222de221fcf7097cb26db40b45af89d08fea6ca
8. 0x0512633921f84e43c8507a378f304b015ab4a1d1729bfa1d2f1416c000057844
9. 0x7d4f3af96b760b074104d88dca93839ea279847a0d177790d2915621b777ed9b
10. 0xa91ee2c8873062997bf3829cf2d0948b6d4805e65a2e2257084a20696fd1bd25
11. 0xf841c7290e13c2f19f6233e2749504226882012e0f94bbd35c3af3acb819872c
12. 0x26d664b9a64503faf3758ae1668259d0b90ae74690be3dfcdbce789134ec2455
13. 0xf1aa667ce80c3cfa851957b2154c374229551d079e3666ba4d1ea5e32bfbe79b
14. 0x037a66c2ea899586d58b52761f6b950a97cda22bb80294e40013ebea171a684f
15. 0x9cb76be6423133397c3da69f801d6af35dcce77b458aa17bd796c877ed7bc8fd
16. 0xd42916b5c6441e9c8d91ff91715af1489cb83dee26d47e7da107caa4d2a68b65
17. 0xa20b9be86af7d690e040c9060a373b2fc5498edf3432f43c26f74fa2febc1e9a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af