Evidence row 283915

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://x402scan-git-router-117-merit-systems.vercel.app/api/x402/merchants"
    ]
  ],
  "name": "x402scan",
  "owner_address": "0x2ec4545f96a24876764bf2b04d54e66a1351be71",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x2EC4545f96A24876764bF2B04D54E66A1351bE71",
        "scheme": "exact"
      }
    ],
    "description": "Paginated list of merchants (top recipients by volume)",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {},
            "type": "http"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET",
                    "HEAD",
                    "DELETE"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "$schema": "https://json-schema.org/draft/2020-12/schema",
                  "additionalProperties": false,
                  "properties": {
                    "chain": {
                      "description": "Filter by chain",
                      "enum": [
                        "base",
                        "solana"
                      ],
                      "type": "string"
                    },
                    "page": {
                      "default": 0,
                      "description": "Page index (0-based)",
                      "maximum": 9007199254740991,
                      "minimum": 0,
                      "type": "integer"
                    },
                    "page_size": {
                      "default": 10,
                      "description": "Items per page (1-100, default 10)",
                      "maximum": 100,
                      "minimum": 1,
                      "type": "integer"
                    },
                    "sort_by": {
                      "default": "volume",
                      "description": "Sort field",
                      "enum": [
                        "volume",
                        "tx_count",
                        "unique_buyers"
                      ],
                      "type": "string"
                    },
                    "timeframe": {
                      "anyOf": [
                        {
                          "const": 1,
                          "type": "number"
                        },
                        {
                          "const": 7,
                          "type": "number"
                        },
                        {
                          "const": 14,
                          "type": "number"
                        },
                        {
                          "const": 30,
                          "type": "number"
                        }
                      ],
                      "description": "Days lookback (1, 7, 14, or 30)"
                    }
                  },
                  "required": [
                    "page",
                    "page_size",
                    "sort_by"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-26T18:50:36.407Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-09-29T15:50:35.63Z"
    },
    "resource": "https://x402scan-git-router-117-merit-systems.vercel.app/api/x402/merchants",
    "serviceName": "x402scan",
    "tags": [
      "X402"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Paginated list of merchants (top recipients by volume)"
}

What the leaf hashes

{"body":"2adf0b7da13f98c7d8200f62d2b78773400bb77223d74de7da32bb2ffd88ff47","id":283915,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793043149478147,"prev":127106,"subject":"x402_bazaar:https://x402scan-git-router-117-merit-systems.vercel.app/api/x402/merchants","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0x69cb7d4830668e1b06fde6e5260d39cbd0640c880cf62db4213fe65c8bcb1742
2. 0xe2bf18b78952fabb3a54aeaf8e8c8dafebed330ca39991e0e257685b0db5f59a
3. 0xd5f60b7116bc7c3ff4f58a381464efae3bbe361a80aab9d48a42510dd77ee992
4. 0x72316906385640da2f183355f1f6b0ba577a84e9bccee877bda8242cbab4b09b
5. 0x50ccc952376695f8beca8db8aacfff5d29c1f8fd8054efe18e995609dac56211
6. 0x9df31e732bc5e109ec08f133e0361dc33d4d70d232474827b50cb48c603d5a27
7. 0x7ab398701e305ab0356fbf9d605b16c875b094272f94b6bd08ffaf28312168bf
8. 0x727c40589284f5caac208ebba170dd95eb2bfcdeb28fa362696ebc6998e1da05
9. 0x4b281468dc6cd08d8bc2f252c8603bf868c6f0f6f98ea5b97921e8f450056db0
10. 0xdeb16a4852b1c249628d0590c012fe1adebc9195ddf46ba3cbf8dcba07af7c93
11. 0xe8b20383a9232d45872f50d7c4c484b3ffe756328a5a1e2d63218cd46b95695c
12. 0x9483a0a7a066ffc2fb890c8f34dbc91bf373e546e4a3800b76064288b3cc4875
13. 0x5f350d70c252ff1169c0210fd45fce1b0ab8d7316f048741a9e90a6c8cb65dcf
14. 0x9a79c65e077cd9da9d436b3ade6f5ddc0d244510c4d5903ef2f02d81205f7666
15. 0xa2d436d488e3600b0e5c3e3ed9c9234cd52853c59830b786334fd0c4292d9f40
16. 0x47b89901b0f07938a6b9a66ddf35683903f79d756a7c7763665fd632758b08d0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae