Evidence row 2201191

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://text-similarity.x402tookit.com/soundex"
    ]
  ],
  "name": "Text Similarity",
  "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": "American Soundex code of a name (R163 for Robert), with an optional second name to test whether they sound alike.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "name": "Robert",
              "other": "Rupert"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "asOf": "2026-10-12T00:50:08.461Z",
              "code": "R163",
              "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.",
              "letters": "ROBERT",
              "name": "Robert",
              "notChecked": [
                "pronunciation: Soundex is an English-surname heuristic, not a pronunciation model",
                "non-Latin scripts: only A to Z are used after stripping accents",
                "…1 more"
              ],
              "other": "Rupert",
              "otherCode": "R163",
              "reasons": [
                "Equal Soundex codes mean the names are candidates for a match, nothing more."
              ],
              "sameCode": true,
              "source": "computed locally (US National Archives Soundex rules)",
              "summary": "Robert is R163 and Rupert is R163: same Soundex code.",
              "variant": "american",
              "verdict": "SAME_CODE"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "name": {
                      "description": "A name or word, up to 200 characters (letters only are used; accents are stripped)",
                      "type": "string"
                    },
                    "other": {
                      "description": "Optional second name to compare codes",
                      "type": "string"
                    },
                    "variant": {
                      "description": "american (default; H and W are transparent) or simple (H and W separate like vowels)",
                      "enum": [
                        "american",
                        "simple"
                      ],
                      "type": "string"
                    }
                  },
                  "required": [
                    "name"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "asOf": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "code": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "degraded": {
                      "type": [
                        "boolean",
                        "null"
                      ]
                    },
                    "disclaimer": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "letters": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "name": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "notChecked": {
                      "items": {
                        "type": "string"
                      },
                      "type": [
                        "array",
                        "null"
                      ]
                    },
                    "other": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "otherCode": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "reasons": {
                      "items": {
                        "type": "string"
                      },
                      "type": [
                        "array",
                        "null"
                      ]
                    },
                    "sameCode": {
                      "type": [
                        "boolean",
                        "null"
                      ]
                    },
                    "source": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "summary": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "variant": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "verdict": {
                      "type": [
                        "null",
                        "string"
                      ]
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-11-02T04:09:07.659Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-11-02T04:09:07.509Z"
    },
    "resource": "https://text-similarity.x402tookit.com/soundex",
    "serviceName": "Text Similarity",
    "tags": [
      "text",
      "soundex",
      "phonetic",
      "names",
      "record-linkage"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "American Soundex code of a name (R163 for Robert), with an optional second name to test whether they sound alike."
}

What the leaf hashes

{"body":"8ec3cb51426eca5a923c21894b93de7ba82e90538942bad82d144d18d8902779","id":2201191,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793646801232409,"prev":null,"subject":"x402_bazaar:https://text-similarity.x402tookit.com/soundex","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. 0x2d8fe1d17b10ff11a4f474e7858709531956c8664c1596297b8dd187cc553677
2. 0x82670491a7b79ceed9487edc4aecad326b86c5620ec02be92cae03bf55180ebf
3. 0x35469ec4d7da0f4c23efd8ff1cc08c09c9b225370785e5b0e899d38a2a375286
4. 0x9abf8ae794e78306be3884518caf06f83a6c52e14eedf4de547ef346b7caede6
5. 0x48dec55460968e9406749c8ff125668b1ef542c77e6814a25eecd78d6b0314f4
6. 0x6e718efd49b187fb4388269948d79e7ffe2be9a42d24fc38f65df52cd6eb9577
7. 0x2d9b2a13e67ca5f3273772562848fc238c5840f8adf206526cfd7a085f944567
8. 0x0424f9bb4aa19d7480adab12cb3c7075e6b27ccf74dbb1f1a82302dd0875d245
9. 0xc5fa3bd39b6f939ad2f07327b9e2f20fdd4cb88642ad0c5164de93ce1f6632b9
10. 0xa91ee2c8873062997bf3829cf2d0948b6d4805e65a2e2257084a20696fd1bd25
11. 0xf841c7290e13c2f19f6233e2749504226882012e0f94bbd35c3af3acb819872c
12. 0x26d664b9a64503faf3758ae1668259d0b90ae74690be3dfcdbce789134ec2455
13. 0xf1aa667ce80c3cfa851957b2154c374229551d079e3666ba4d1ea5e32bfbe79b
14. 0x037a66c2ea899586d58b52761f6b950a97cda22bb80294e40013ebea171a684f
15. 0x9cb76be6423133397c3da69f801d6af35dcce77b458aa17bd796c877ed7bc8fd
16. 0xd42916b5c6441e9c8d91ff91715af1489cb83dee26d47e7da107caa4d2a68b65
17. 0xa20b9be86af7d690e040c9060a373b2fc5498edf3432f43c26f74fa2febc1e9a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af