Evidence row 1038559

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.vapinetwork.ai/shim/o1/tokens"
    ]
  ],
  "name": "o1.exchange via vAPI",
  "owner_address": "0x1caa1962428382106eb3f29b9719bdf797621c90",
  "raw": {
    "accepts": [
      {
        "amount": "2000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:8453",
        "payTo": "0x1cAa1962428382106Eb3f29B9719bdF797621C90",
        "scheme": "exact"
      }
    ],
    "description": "Hosted by vAPI for o1.exchange: List tracked launchpad tokens.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "chain_id": 8453,
              "limit": 25
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "additionalProperties": false,
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "$schema": "https://json-schema.org/draft/2020-12/schema",
                  "additionalProperties": false,
                  "properties": {
                    "chain_id": {
                      "anyOf": [
                        {
                          "const": 8453,
                          "type": "number"
                        },
                        {
                          "const": 4663,
                          "type": "number"
                        },
                        {
                          "const": 143,
                          "type": "number"
                        },
                        {
                          "const": 5042,
                          "type": "number"
                        },
                        {
                          "const": 56,
                          "type": "number"
                        },
                        {
                          "const": 196,
                          "type": "number"
                        }
                      ]
                    },
                    "cursor": {
                      "maxLength": 4096,
                      "type": "string"
                    },
                    "limit": {
                      "maximum": 25,
                      "minimum": 1,
                      "type": "integer"
                    },
                    "market": {
                      "enum": [
                        "standard",
                        "rwa",
                        "all"
                      ],
                      "type": "string"
                    },
                    "quote_address": {
                      "pattern": "^0x[0-9a-fA-F]{40}$",
                      "type": "string"
                    },
                    "sort": {
                      "enum": [
                        "newest",
                        "oldest",
                        "trending",
                        "liquidity",
                        "market_cap",
                        "volume_24h"
                      ],
                      "type": "string"
                    }
                  },
                  "required": [
                    "chain_id"
                  ],
                  "type": "object"
                },
                "bodyType": {
                  "enum": [
                    "json"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "additionalProperties": false,
              "properties": {
                "type": {
                  "const": "json",
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      },
      "builder-code": {
        "info": {
          "a": "vapi"
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "additionalProperties": false,
          "properties": {
            "a": {
              "description": "App builder code",
              "pattern": "^[a-z0-9_]{1,32}$",
              "type": "string"
            },
            "s": {
              "description": "Service builder codes",
              "items": {
                "pattern": "^[a-z0-9_]{1,32}$",
                "type": "string"
              },
              "maxItems": 11,
              "type": "array"
            },
            "w": {
              "description": "Wallet builder code",
              "pattern": "^[a-z0-9_]{1,32}$",
              "type": "string"
            }
          },
          "type": "object"
        }
      },
      "payment-identifier": {
        "info": {
          "required": false
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "id": {
              "maxLength": 128,
              "minLength": 16,
              "pattern": "^[a-zA-Z0-9_-]+$",
              "type": "string"
            },
            "required": {
              "type": "boolean"
            }
          },
          "required": [
            "required"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-29T18:07:38.653Z",
    "quality": {
      "l30DaysTotalCalls": 52,
      "l30DaysUniquePayers": 7,
      "lastCalledAt": "2026-10-25T23:33:40.171Z"
    },
    "resource": "https://api.vapinetwork.ai/shim/o1/tokens",
    "serviceName": "o1.exchange via vAPI",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Hosted by vAPI for o1.exchange: List tracked launchpad tokens."
}

What the leaf hashes

{"body":"0d1da92cac64985473e3f6db77902076d00a2d30394ba1c2b44e8b3a17a1c311","id":1038559,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793298272417465,"prev":69526,"subject":"x402_bazaar:https://api.vapinetwork.ai/shim/o1/tokens","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-29 (242798 rows).

1. 0x9ac8facedf297a76a50402dc5324d65fd25bfd02f886a20acce8894ffe74187a
2. 0xe0fbd6fbd8b44c7ecce8bc8a8e63d309734d3783fad27cc5cc266c609f0a8624
3. 0xd19531f6ab544df847108007dbfc4caf3d37128b28177e6bb9546ca39d8791de
4. 0x9588d574df0c3b480a0143b21b8ffb593a5638fb5c7e94f6db8221bb435e1498
5. 0xaf66aac001891b44d994f042155b762ed2502fb9819b7f320bc5e80b0ad7e2fa
6. 0xa233e6111eb6402fc40fc9e4fde239b735f6df284ddb3005b020b98fd22ce522
7. 0x37b8ecc4e9f09b44ab7218ccde602f5b70e823d27f4e63e9bc7ffa0f15c13d12
8. 0x6cb61f1af2006e62aad1f990f1c6cea0a90c9469818f744013b00ea97b50aa70
9. 0x762f49c0953e859dd5d3585f12150b68eaf99e75c2b7372a3c2416624238c2d5
10. 0x6cc405e3202a22c278ca2cb8490840e5b088c5d7259216003a22d685036774a3
11. 0x6c9ad0220b899d893de94c9bea234c09e1be62d2c06c1c4315bfb6d1ead800bc
12. 0xed8517f31ec0876e21a7e8fe53647529931dc6d3a5973bab25eadd47041a81d1
13. 0xe4afc6a5a9cd7a2bdc01f56793e0f8960d1cce7e17e93d6537f6043b1647f074
14. 0x2b11062f499f97c836e687fbba91202ea7ff254c8f8928d683df655cd117d9ec
15. 0x09d5ec1c01b0f087fe9f6cc95432188552da9adc88004aed57401ea49f2b56d4
16. 0xe38dc587bc010668982bd78025ac33d7326ffc2587f2de00e848da2718907ecf
17. 0xa1fa2e97e71ad6e802f325afd74bb7095901f2060529c9739182a1233f8804bc
18. 0xe01539ac4c9f9cdf265a9e5c6d99c8da11e70ff0c7175fb23e402d33b9d79785

Day root

0xc050555c6b023f2aefb6536efb9f0760b92c30a0d06c572b7daf63db259ea17c

Chained

0x4cde8bae2042512e1bec11650628f0293556311cc4ea74d99ffddf02b671a7d6

Published

On Arc Testnet, block 69753317: 0x9e85c340732f416e431b111fae72f7624870125f7f379af2732eb6c2ba8cf6a1