Evidence row 525010

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://japan-business-day-api.matchan962.workers.dev/v1/is-business-day"
    ]
  ],
  "name": "Japan Business Day API",
  "owner_address": "0x1d813e4e4c7b0ae7900a6d2b6bca560941102859",
  "raw": {
    "accepts": [
      {
        "amount": "5000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x1d813e4e4C7B0ae7900a6d2b6bcA560941102859",
        "scheme": "exact"
      },
      {
        "amount": "5000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:137",
        "payTo": "0x1d813e4e4C7B0ae7900a6d2b6bcA560941102859",
        "scheme": "exact"
      }
    ],
    "description": "Is a given date a business day in Japan? Returns weekday/holiday status, official holiday name (JA/EN) and next/previous business day. Source: Cabinet Office of Japan.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "calendar": "national",
              "date": "2026-11-03"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "date": "2026-11-03",
              "dayOfWeek": "Tuesday",
              "holidayName": "文化の日",
              "holidayNameEn": "Culture Day",
              "isBusinessDay": false,
              "isHoliday": true,
              "nextBusinessDay": "2026-11-04"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "calendar": {
                      "description": "national = weekends + Japanese national holidays; bank = also Dec 31 - Jan 3 (bank holidays)",
                      "enum": [
                        "national",
                        "bank"
                      ],
                      "type": "string"
                    },
                    "date": {
                      "format": "date",
                      "type": "string"
                    }
                  },
                  "required": [
                    "date"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-27T10:08:26.612Z",
    "quality": {
      "l30DaysTotalCalls": 4,
      "l30DaysUniquePayers": 4,
      "lastCalledAt": "2026-10-27T10:08:26.045Z"
    },
    "resource": "https://japan-business-day-api.matchan962.workers.dev/v1/is-business-day",
    "serviceName": "Japan Business Day API",
    "tags": [
      "japan",
      "business-day",
      "holiday",
      "fintech",
      "logistics"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Is a given date a business day in Japan? Returns weekday/holiday status, official holiday name (JA/EN) and next/previous business day. Source: Cabinet Office of Japan."
}

What the leaf hashes

{"body":"2eccc92fb30717f4fe12f62cb66bbc74a1e6f7a3cbb354a34349ed1698db2471","id":525010,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793124746407601,"prev":451983,"subject":"x402_bazaar:https://japan-business-day-api.matchan962.workers.dev/v1/is-business-day","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-27 (273461 rows).

1. 0xee4dd23bf190151889f9cad624afabaa749cf451d27000a85a487d24857c9028
2. 0xb47cc4e7650de2cf48cf4e9bf52ba0b9387756f69bf0b06d62f1bc64261d4383
3. 0x1028d4850f0bbc69d40508ba1ee00f1d3eef83825d4ea1b133aa1a971f54f910
4. 0x6b15c6979298a6483fc761abf247b88cfe06bfd2f048c24b7b6a424c976820db
5. 0x6930a81e2a09c118d76f2b07bb4420ac00333d29ee471965a6a5b2e3bcc3476e
6. 0x3c9f84be8e502d4170f29bcacd959410d57afde6105769b87240b81bdbe1a298
7. 0x992886e580058980f96b2244987c7b0fcf254825cae190f13abe5059a13bfdc1
8. 0xf2eeef12911d1120a9c95433dcba86b65486f2a9402aefb21940dfbe86a3b7b5
9. 0x1eaab8f186622cb73e8cda7057cc71b4c184c5ede70ba0a259eacc5bf913a79e
10. 0x31478077372e525b045e6cbe2a39fda04ec02e6e0b08d80c11b17fa4cd7a4c8a
11. 0x0b0afb970cc4dd303f81a7bca725240fbf997f90012669fbf6388ef7a51b9294
12. 0xc0448a83784154aec794ac7a249e46b6f618529dfd246ef492240c5d9b62d921
13. 0xe0ddf3e1c8349b7fe55d4b2a6864486a77de3e3c0e371df44d69aeb837cfd79c
14. 0xce1471491ffb52101d7cd9884cca0fb37a9496f6e8250375054907d24a35d04f
15. 0x56f7109d4cde42492651beb1237c13cdcbf95e6fee2b2482391a2388e04c4629
16. 0x8745bd887f5ce9f7a49558fd2b04cdcd97a05ea9f8a23f62d0e80cb13d328b0f
17. 0xdf1105afdc109de3c09a98fc8a3864159ad964e6f49b635c105a27a1e1f14310
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4