Evidence row 1037242

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://japan-business-day-api.matchan962.workers.dev/v1/add-business-days"
    ]
  ],
  "name": "Japan Business Day API",
  "owner_address": "0x1d813e4e4c7b0ae7900a6d2b6bca560941102859",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x1d813e4e4C7B0ae7900a6d2b6bcA560941102859",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:137",
        "payTo": "0x1d813e4e4C7B0ae7900a6d2b6bcA560941102859",
        "scheme": "exact"
      }
    ],
    "description": "Add or subtract N Japanese business days from a date (e.g. settlement date T+2, delivery ETA). Skips weekends and national holidays; optional bank calendar.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "calendar": "bank",
              "date": "2026-12-28",
              "days": 3
            },
            "type": "http"
          },
          "output": {
            "example": {
              "calendar": "bank",
              "date": "2026-12-28",
              "days": 3,
              "result": "2027-01-04"
            },
            "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"
                    },
                    "days": {
                      "maximum": 366,
                      "minimum": -366,
                      "type": "integer"
                    }
                  },
                  "required": [
                    "date",
                    "days"
                  ],
                  "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": "2026-10-27T10:09:13.783Z",
    "quality": {
      "l30DaysTotalCalls": 3,
      "l30DaysUniquePayers": 3,
      "lastCalledAt": "2026-10-27T10:09:13.637Z"
    },
    "resource": "https://japan-business-day-api.matchan962.workers.dev/v1/add-business-days",
    "serviceName": "Japan Business Day API",
    "tags": [
      "japan",
      "business-day",
      "holiday",
      "fintech",
      "logistics"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Add or subtract N Japanese business days from a date (e.g. settlement date T+2, delivery ETA). Skips weekends and national holidays; optional bank calendar."
}

What the leaf hashes

{"body":"9edf9abeb491b1772b760dac81cfd2b401617a0f15c330e78ac200d249c2c4e4","id":1037242,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793298232434647,"prev":547103,"subject":"x402_bazaar:https://japan-business-day-api.matchan962.workers.dev/v1/add-business-days","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-29 (242798 rows).

1. 0x4f69c22aa952428ff378a4389afc04af8d2f77cacaec50d54995fb7008102718
2. 0x12f2ab15e76fff0ac2e15acb913fe101d49dfd8358474e5ca1fd136f8b65ce0d
3. 0x2db597c08c8294bfaaf0c27743fb0445d899e91ad9a9970b327c34b12d8af0ca
4. 0x152cb76c87cbe4aa81e2ef4a0055da7df41002df5286bde60519a9b0e58760b4
5. 0x9c244bf8f76f5cf4543db251b59d74b1ac68a9b674bc96904bc6f69d53c7e7be
6. 0x8f1da12da14a01cd7071a48ca98c52d572644ee30f1bc873d7cb783d7b0ac685
7. 0x22335db8d7eb46343e40eace22b36a9c8b0ed0c40d9bc430aa8d1ef5de567217
8. 0xe0e4851feb121c45d1682e99cca0b2a112fb9fa9f4700d1ebf307b69f9642a18
9. 0x34affe67647fdae5f8e61bfa217f1b03b6c6bc9992924c93ec0e7e77ae757ee4
10. 0x04fd0785ac33232df88deb14c62884b451ec7d166aff1361fbfe7735e000739f
11. 0xd027f5fbcb4eaf98de625d3539bc82cd2385565ff6a7f9a20a2358e17bbebf06
12. 0x307e977068d68f029221e137a0809da150423bbf17cf5c3c51cc60cf99d5b0be
13. 0xae5d1c502186dda5bbb95edb5ddd312e0570f6a20c941c054e7c943cc5d5b0dc
14. 0x60542b996483c326b2bd752f929fe970246f1c807373ecefc7577bc6cd0a4cfb
15. 0x0bc4adb5c11d6f42a54004eb9a86e4a9294c3fb793d78af72f971454ecfe5b44
16. 0x976395aaca1b771b7e37710dee4157412909d2398c44e306a2e1e3fe83b984fd
17. 0x91f12a2db1e2c1be07cbe4de3981a37a33051a36d3c3eee5a260804add6d1d75
18. 0xd56e61af23709ed9f460471e3c08400c0142ee83e1fd9057e46350d12edf9c07

Day root

0xc050555c6b023f2aefb6536efb9f0760b92c30a0d06c572b7daf63db259ea17c

Chained

0x4cde8bae2042512e1bec11650628f0293556311cc4ea74d99ffddf02b671a7d6

Published

On Arc Testnet, block 69753317: 0x9e85c340732f416e431b111fae72f7624870125f7f379af2732eb6c2ba8cf6a1