Evidence row 2202184

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://word-tools.x402tookit.com/collocations"
    ]
  ],
  "name": "Word Tools",
  "owner_address": "0xb531320805c5bed1d46aeadcf4f008fdf172dbda",
  "raw": {
    "accepts": [
      {
        "amount": "20000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
        "scheme": "exact"
      },
      {
        "amount": "20000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "D6ZhtNQ5nT9ZnTHUbqXZsTx5MH2rPFiBBggX4hY1WePM",
          "transactionVersions": [
            0
          ]
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "DUPiupXtuox38dcGoXUKer5mAydCzmaHjrbQ66qeEm8s",
        "scheme": "exact"
      },
      {
        "amount": "20000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:137",
        "payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
        "scheme": "exact"
      },
      {
        "amount": "20000",
        "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:42161",
        "payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
        "scheme": "exact"
      }
    ],
    "description": "Adjectives that commonly describe a noun (ocean: vast, open), or nouns that a given adjective commonly describes.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "limit": 10,
              "mode": "noun",
              "word": "ocean"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "asOf": "2026-10-11T14:29:12.098Z",
              "attribution": "Word data: Datamuse API (datamuse.com).",
              "degraded": false,
              "disclaimer": "Screening signal computed from the named public source. Not financial, legal or investment advice; provided as is. Verify at the source before acting.",
              "mode": "noun",
              "notChecked": [
                "whether the word is really the part of speech you chose",
                "the source texts bias (published English prose)",
                "…1 more"
              ],
              "reasons": [
                "Word data: Datamuse API (datamuse.com)."
              ],
              "results": [
                {
                  "score": 1001,
                  "word": "open"
                },
                {
                  "score": 1000,
                  "word": "great"
                }
              ],
              "source": "Datamuse",
              "sourceUrl": "https://www.datamuse.com/api/",
              "summary": "Adjectives that often describe \"ocean\": open, great, vast, deep, western, atlantic, wide, indian.",
              "verdict": "RESULTS",
              "word": "ocean"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "limit": {
                      "description": "Results 1 to 50 (default 20)",
                      "type": "integer"
                    },
                    "mode": {
                      "description": "noun (find adjectives for it, default) or adjective (find nouns it describes)",
                      "type": "string"
                    },
                    "word": {
                      "description": "A noun or an adjective",
                      "type": "string"
                    }
                  },
                  "required": [
                    "word"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "asOf": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "attribution": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "degraded": {
                      "type": [
                        "boolean",
                        "null"
                      ]
                    },
                    "disclaimer": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "mode": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "notChecked": {
                      "items": {
                        "type": "string"
                      },
                      "type": [
                        "array",
                        "null"
                      ]
                    },
                    "reasons": {
                      "items": {
                        "type": "string"
                      },
                      "type": [
                        "array",
                        "null"
                      ]
                    },
                    "results": {
                      "items": {
                        "properties": {
                          "score": {
                            "type": [
                              "null",
                              "number"
                            ]
                          },
                          "word": {
                            "type": [
                              "null",
                              "string"
                            ]
                          }
                        },
                        "type": "object"
                      },
                      "type": [
                        "array",
                        "null"
                      ]
                    },
                    "source": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "sourceUrl": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "summary": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "verdict": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "word": {
                      "type": [
                        "null",
                        "string"
                      ]
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-11-01T22:38:50.713Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-11-01T22:38:50.432Z"
    },
    "resource": "https://word-tools.x402tookit.com/collocations",
    "serviceName": "Word Tools",
    "tags": [
      "collocations",
      "adjectives",
      "nouns",
      "writing"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Adjectives that commonly describe a noun (ocean: vast, open), or nouns that a given adjective commonly describes."
}

What the leaf hashes

{"body":"d00ebb5fcc0790be1757114c50ef79e49ee1281fdd787755412e16da2869c6d5","id":2202184,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793646813667266,"prev":null,"subject":"x402_bazaar:https://word-tools.x402tookit.com/collocations","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. 0xab1c349409dd1a9253dddbc1fc96af24e871b078a323fae2350cc2da114c0564
2. 0x8dd19f286478b0a05aca27ab9a79ffa6d1b3ef2558379d22fc11409cc3d9939f
3. 0xf74370f85f58cccf1c33257874f363de96fc1d5af1cfe36432a0ba039f2789c7
4. 0x834377bb2117b35670f5a91867755b6c6851b69475411c5059356ef4b8da2251
5. 0xb80e7388e4e34752387a7e0c91518312fec7d9aeaf3a7674f04cea5f1d99712f
6. 0x130aba16eb553ec46052e9123d57eee6ae0d8cd3a8ceae2293a69848046d45f0
7. 0xec7ae443ffd77da5bc27f87587902cce48e58a9f011c64d03fb421a93e2804b3
8. 0x0ffe388ac7f483268f55c4400a10cd7a2fbdfb8a7fce83392ccdcd7949e4692a
9. 0x4b6b270b4b0e26d423c2dec31017fbbe479c0dfad5ba94e14f0961e949dd38bb
10. 0x8e5ef8feb575d728f3a801ee5ed7127a8ed46a03ff6e615584cabe2a29c77085
11. 0x0b0599cdafc51aeb51303712d6352904fa882f3025c5a86e9ca3f2735585c32f
12. 0x8cc79a806621c6c78dfbbdd21d793ebf9fe2942c16ff8fcfabfae8b921d58fb4
13. 0x0a8f32fa56d4ddb69ff176883beda0b0217f66ec9bd09c11cec95d7ba5f6c70a
14. 0x27deeb1ef1692b4773e73c16b6d8d0cdf4251fe2660821e5336f57539770fd2f
15. 0x793184605629cd36ba80a07cbe115ca35e8923297bf024260c6f5c06b255f638
16. 0x2922573a524a0694086782ac45fa3083d3fc3f6a2a479b2105e1e2f06b2916f7
17. 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af