Evidence row 1263029

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://2s.io/api/predict/kalshi-markets"
    ]
  ],
  "name": "2s",
  "owner_address": "0x2b6d4988db4723e6908db86ab2b8dfbc51fc32c5",
  "raw": {
    "accepts": [
      {
        "amount": "2500",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 60,
        "network": "eip155:8453",
        "payTo": "0x2b6D4988Db4723E6908Db86Ab2b8dFBc51FC32C5",
        "scheme": "exact"
      },
      {
        "amount": "2500",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "BENrLoUbndxoNMUS5JXApGMtNykLjFXXixMtpDwDR9SP",
          "name": "USDC",
          "version": "1"
        },
        "maxTimeoutSeconds": 60,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "TW6ntaGzvj63ZgPjszd4FCGmVTGfzv1MAYZbjYcyWhn",
        "scheme": "exact"
      }
    ],
    "description": "Browse Kalshi regulated prediction markets. Filter by status (open/closed/settled), event_ticker, series_ticker, or specific tickers; page with limit + cursor. Each market returns yes/no bid+ask and last price (in dollars, 0-1 = implied probability), 24h + total volume, liquidity, open interest, open/close times, and result if settled. Read-only mirror of Kalshi's market list (no Kalshi key needed).",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "cursor": "example",
              "eventTicker": "example",
              "limit": 1,
              "seriesTicker": "example",
              "status": "unopened",
              "tickers": "example"
            },
            "type": "http"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "properties": {
                "method": {
                  "const": "GET"
                },
                "queryParams": {
                  "additionalProperties": false,
                  "properties": {
                    "cursor": {
                      "maxLength": 400,
                      "type": "string"
                    },
                    "eventTicker": {
                      "maxLength": 120,
                      "type": "string"
                    },
                    "limit": {
                      "maximum": 100,
                      "minimum": 1,
                      "type": "integer"
                    },
                    "seriesTicker": {
                      "maxLength": 120,
                      "type": "string"
                    },
                    "status": {
                      "enum": [
                        "unopened",
                        "open",
                        "closed",
                        "settled"
                      ],
                      "type": "string"
                    },
                    "tickers": {
                      "description": "Comma-separated tickers.",
                      "maxLength": 400,
                      "type": "string"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "const": "http"
                }
              },
              "required": [
                "type",
                "method",
                "queryParams"
              ],
              "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/v1782067076/bazaar-icons/58f7ba8f2b3b8047.png",
    "lastUpdated": "2026-10-30T13:04:04.48Z",
    "quality": {
      "l30DaysTotalCalls": 6,
      "l30DaysUniquePayers": 4,
      "lastCalledAt": "2026-10-30T13:04:04.308Z"
    },
    "resource": "https://2s.io/api/predict/kalshi-markets",
    "serviceName": "2s",
    "tags": [
      "public-records",
      "identifiers",
      "ai-agents",
      "us-gov-data",
      "x402"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Browse Kalshi regulated prediction markets. Filter by status (open/closed/settled), event_ticker, series_ticker, or specific tickers; page with limit + cursor. Each market returns yes/no bid+ask and last price (in dollars, 0-1 = implied probability), 24h + total volume, liquidity, open interest, open/close times, and result if settled. Read-only mirror of Kalshi's market list (no Kalshi key needed)."
}

What the leaf hashes

{"body":"6f6d6013d6e93834dd227ddee680e1b3efb59bc356e57b75ee6e920a3a1b184b","id":1263029,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793385607982142,"prev":60349,"subject":"x402_bazaar:https://2s.io/api/predict/kalshi-markets","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-30 (243099 rows).

1. 0x647a0b78058864fb6e2201d8f189a9ac831fc0c7e388147e71fe87c7b7c476d9
2. 0xe2b615dda3b35ebce4a88132bc04883b339ca230401eba974b9bed6ec0af5338
3. 0xd2f6d33ef5325ebe1bf62e986ae667250a6317a798b9cb712cef4dbe5ac8f855
4. 0x71abb61325d15978ea190a20399f61d3c4e0252213addeda5afa9ca91844dece
5. 0xdbe4b417ce23e39157cfa40d3d89ead4c0c0db079f0a2d9afa668b250c3f4c8a
6. 0x9b422e50d230de3f0306baad39cfec540033b05eea6d4612b589571f409f6041
7. 0x5bf32dcf34e916a799fb116be5f9e45833b509bcb85287e6703d0136ecda9233
8. 0x5ec7449efef89ddee9bba92ac24d324ec0f0076f977c6a7c86c7a1a0358efbee
9. 0x5bfe438f468893b76033c2bb2e321eab7126b70ceb0f1640a2a010f405efaa07
10. 0x23fafbd6d4e4abded4b0b274570010f4df465333ed1d656609adb07b518c32fe
11. 0xf744ff3d422d401e5ad565c5ab0e0a5f3802bc1346a721c0f1ea087b6b601f6b
12. 0x3af23ab148f0bbaee09307fb949963ba200b63c08464f0ff3807500afab9898f
13. 0x71866e46af973a0dfdc12482585dfcdbcf016f95832fc06f75f5454e82088a3e
14. 0x863694f188c4b3bb5062c468823f130a2c1762c9b6bf2ce9a68fd27f465427d0
15. 0x7ecc532de10b728de98de2eb2a81fbd8da2254ff32b38b6ffde14af9964fc470
16. 0x910a91495535ac1a9e959d27d607e185616d2d41b45bc7071c6357f426f372d8
17. 0xffe660edb9e5c6e3449a49454634c3e7b2f9fe703e5697f723b021735647ab7e
18. 0x30a81d8fcef4e8f9e2877c62796cfc5612fc1b251127d531dee28f8dbd5c5147

Day root

0x0826c7ad6039e06a2360ca0a4a3a4fe7f2626c6dc19f71a37599386f78b39875

Chained

0x36b4c8a1063758f0b8765fa1bdf75fa92fb543cc183add3e261880ee2bd1f822

Published

On Arc Testnet, block 69923247: 0x8704744146c6967c8abc9e9a99de4db7283b29e840922ea83a69b6fe776e6861