Evidence row 2633539

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://chainhilt.ai/api/v1/predict/polymarket/markets/search"
    ]
  ],
  "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": "Search prediction markets. `closingAfter`/`closingBefore` bound the venue query; other filters apply after fetching `limit` rows, so a page can be short or empty while `nextCursor` is set: keep paging until it is absent. `sort=closingTime` lists open markets closing soonest; with `closingBefore` it finds short-horizon markets such as the 5-minute crypto up/down slots, which text `query` search never returns.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "limit": 5,
              "query": "fed",
              "status": "open"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "markets": [
                {
                  "closeTime": "2026-12-10T19:00:00.000Z",
                  "conditionId": "0x9f1c1c4c1d6a2b2f0d5a7e8b3c4d5e6f708192a3b4c5d6e7f8091a2b3c4d5e6f",
                  "eventId": "606422",
                  "fees": {
                    "feeType": null,
                    "rate": 0
                  },
                  "id": "512329",
                  "liquidity": "125000.5",
                  "minOrderSize": "5",
                  "negRisk": false,
                  "observedAt": "2026-10-30T12:00:00.000Z",
                  "outcomes": [
                    {
                      "name": "Yes",
                      "price": "0.43",
                      "tokenId": "111"
                    },
                    {
                      "name": "No",
                      "price": "0.57",
                      "tokenId": "222"
                    }
                  ],
                  "question": "Will the Fed cut rates at its December meeting?",
                  "resolution": {
                    "rules": "Resolves Yes if the FOMC announces a cut to the federal funds target range at its December meeting.",
                    "source": "https://www.federalreserve.gov"
                  },
                  "status": "open",
                  "tickSize": "0.01",
                  "tradable": true,
                  "venue": "polymarket",
                  "volume24h": "48210.25"
                }
              ],
              "nextCursor": "5"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "$schema": "https://json-schema.org/draft/2020-12/schema",
                  "properties": {
                    "closingAfter": {
                      "type": "string"
                    },
                    "closingBefore": {
                      "type": "string"
                    },
                    "cursor": {
                      "pattern": "^\\d+(@\\d+)?$",
                      "type": "string"
                    },
                    "limit": {
                      "default": 20,
                      "maximum": 100,
                      "minimum": 1,
                      "type": "integer"
                    },
                    "minLiquidity": {
                      "pattern": "^[0-9]+(\\.[0-9]+)?$",
                      "type": "string"
                    },
                    "minVolume24h": {
                      "pattern": "^[0-9]+(\\.[0-9]+)?$",
                      "type": "string"
                    },
                    "query": {
                      "minLength": 1,
                      "type": "string"
                    },
                    "sort": {
                      "enum": [
                        "relevance",
                        "liquidity",
                        "volume24h",
                        "closingTime"
                      ],
                      "type": "string"
                    },
                    "status": {
                      "enum": [
                        "open",
                        "closed",
                        "resolved"
                      ],
                      "type": "string"
                    },
                    "tradable": {
                      "enum": [
                        "true",
                        "false"
                      ],
                      "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": "2026-11-02T23:02:44.308Z",
    "quality": {
      "l30DaysTotalCalls": 5,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-11-02T23:02:42.627Z"
    },
    "resource": "https://chainhilt.ai/api/v1/predict/polymarket/markets/search",
    "serviceName": "chainhilt-x402",
    "tags": [
      "predict",
      "polymarket",
      "prediction-markets",
      "markets"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Search prediction markets. `closingAfter`/`closingBefore` bound the venue query; other filters apply after fetching `limit` rows, so a page can be short or empty while `nextCursor` is set: keep paging until it is absent. `sort=closingTime` lists open markets closing soonest; with `closingBefore` it finds short-horizon markets such as the 5-minute crypto up/down slots, which text `query` search never returns."
}

What the leaf hashes

{"body":"b51c0b54a9df7c7083fe01c63b03773ff27fb23bf5390660fab27cbf9cb86303","id":2633539,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793734405438072,"prev":2199962,"subject":"x402_bazaar:https://chainhilt.ai/api/v1/predict/polymarket/markets/search","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. 0x5c421d07bb92620b97db2dd854327cde581e319117cade8f598f0c4473ec2433
2. 0x1a226f321b55ff945c1b75f0d46dd4e603255419163aa2d304d6773f3663986b
3. 0x5286e39f10b721ce523e8a178430ab46a2d7103daefa53995a8364ab0624e343
4. 0x2cfd19515944b018e4c4af76fdde2ec06a239a825c1a8a8aaa36d54b9b51bfa9
5. 0x7e05410521156288b38372e99f431f30a65396cce97c309c11c48decfe8237f5
6. 0x9ea81e3b2a9220de719b1b51fbe379880d91183ba4ae6083a5c6995b6c99ac97
7. 0x9b84c28817c4d40faed2ec9dd5cd60e08e01f0b6dfbfb0b20c80aac04170d78e
8. 0x52a18ebca7b881b96349c92d65dd054e1caab73725c7802f13c98656e2ffe8b1
9. 0x547afcf5a5cc95f115cbe531e3dee050d12a14482845a8843704aae4cf54e846
10. 0x90f8a16557432630bb7a024159700ed566743eabafa26a3a5760567f85c55e7c
11. 0x3afa69d314b33d4e67c709df2d8e14e38f0d5a889e4e02cf4b7912c65e9b1d4c
12. 0xeba477ec9dcd3e2896a40dfa054e1d6f277259e41f43119e0870448cdc37228e
13. 0xcf11475fb1d88adbcfc7a6c6c088c0d1cc115e211d125d8b50181219cb4beecc
14. 0x1fc4191e8f35bfa53de7e0451b776edb79a6c6dcdf333b4de5afdb414a516e3f
15. 0x335134861d623e850e919233efd5afeff49bc2ffa02948458dea325cdabfc928
16. 0xd3872af0d8c282b0d088e008b24701ec7576ad8e40ceab245546a2e300818868
17. 0x3ef2d6c56d2bc5990e646c07605e90ed24d1c642cbcca8f60a35422b8b7981ee
18. 0x717b5d7cbc24826c5b1f7b7433bf30b76e9ba1370476af4e1b494a5211897cc3
19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6

Day root

0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a

Chained

0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43

Published

On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7