Evidence row 2201640

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://locale-tools.x402tookit.com/list-format"
    ]
  ],
  "name": "Locale and Formatting 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": "Join items into a natural-language and/or list for a locale ('a, b, and c' in en, 'a, b y c' in es).",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "items": "apples|pears|plums",
              "locale": "en-GB",
              "type": "conjunction"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "asOf": "2026-10-21T01:26:09.792Z",
              "cldrVersion": "48.0",
              "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.",
              "formatted": "apples, pears and plums",
              "icuVersion": "78.3",
              "itemCount": 3,
              "locale": "en-GB",
              "notChecked": [
                "Output depends on the ICU/CLDR version of the serving machine (reported in icuVersion); other platforms and versions can format differently.",
                "grammatical agreement of the items themselves (gender, case) and Spanish/Hebrew conjunction changes that depend on the next word's sound in older ICU versions"
              ],
              "reasons": [],
              "resolvedLocale": "en-GB",
              "source": "Node.js Intl.ListFormat (ICU/CLDR)",
              "summary": "3 items as conjunction list in en-GB: apples, pears and plums",
              "unicodeVersion": "17.0",
              "verdict": "FORMATTED"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "items": {
                      "description": "Items separated by | or newline, or a JSON array of strings; at most 100 items of 100 characters",
                      "type": "string"
                    },
                    "locale": {
                      "description": "BCP47 tag such as en-US, en-GB, es, de (default en-US)",
                      "type": "string"
                    },
                    "style": {
                      "description": "long (default), short or narrow",
                      "type": "string"
                    },
                    "type": {
                      "description": "conjunction (and, default), disjunction (or) or unit (no word)",
                      "type": "string"
                    }
                  },
                  "required": [
                    "items"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "asOf": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "cldrVersion": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "degraded": {
                      "type": [
                        "boolean",
                        "null"
                      ]
                    },
                    "disclaimer": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "formatted": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "icuVersion": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "itemCount": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "locale": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "notChecked": {
                      "items": {
                        "type": "string"
                      },
                      "type": [
                        "array",
                        "null"
                      ]
                    },
                    "reasons": {
                      "type": [
                        "array",
                        "null"
                      ]
                    },
                    "resolvedLocale": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "source": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "summary": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "unicodeVersion": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "verdict": {
                      "type": [
                        "null",
                        "string"
                      ]
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-11-01T23:34:58.955Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-11-01T23:34:58.777Z"
    },
    "resource": "https://locale-tools.x402tookit.com/list-format",
    "serviceName": "Locale and Formatting Tools",
    "tags": [
      "list",
      "locale",
      "i18n",
      "format"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Join items into a natural-language and/or list for a locale ('a, b, and c' in en, 'a, b y c' in es)."
}

What the leaf hashes

{"body":"53426678fa573b763c58a5b6322f32bb32f4b2ffe91ae6d2d8a0be609dadeaa8","id":2201640,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793646807649757,"prev":null,"subject":"x402_bazaar:https://locale-tools.x402tookit.com/list-format","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. 0x0f34f5dc47ded0b2ec4d06a4e9d08bb2a318624adef852f367fa9b8aee2d236c
2. 0x55eabff30b29e94eb46cd9b8fa5c051a9aaad621a3e3c654696eb7c899f9c7ca
3. 0x15315d1ce440e39915df83eb6fca7fa535d0590fd621ca5cb2639d868d4511ea
4. 0x2d798fc1626b7d39495594d60d786af857e23fe31900dfe85355eaf0ef112c29
5. 0xc178fbff2ee6b1747126e6dc5c8cd98db30f325d39747e343c2197dc36946903
6. 0x3b749435dc22279031a12aa50a40fc5ea996b7f2ae987a669bdf9957903ca8ac
7. 0x2e7b9d5b6e65ab261c4c9f80bd8f8c022957bc6fd79b9e8f05a413aeab16e207
8. 0x9b6a494c82321b85fe66b73c9f6d70c5eb3074c31f76e810dc16f330b3d8c8ab
9. 0x552bf84acbd569aabc22e46756feada739295ca66c8c8a66104373882a580169
10. 0xb2b218de3cc2d101173121a37a25c9c23c0d2f901b9d59111bc80e3a717dd6d0
11. 0x6c256ce5e19cbbdef81f3419ce2ca99f44b8b3918958e1d6d0ecd1b042b3f566
12. 0x1f774502ee7a3003241373a41b7ad9c63117bf4cc0d75ccaed5b0bf8d86cccad
13. 0xaed8243a14c659d2324c6748095467bfaec6927f1294091015e04180dda07dd7
14. 0x9914dfe331775bd1714304f757d2b6b43ba45167245d645ce50f54a3d8617c4d
15. 0xd82979c12a2aae44121bb6058b3364b3a3cbc9be411e35ab0208df5ed56f65d4
16. 0x7cb861d18f06406535ade133f716d897f27d257cf0121f99d94c78c713c4b54d
17. 0x53a741b69e9e51c4a288a74712aa6ac3fb28c8923cd3e6461d161c4f2d48b31a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af