Evidence row 1037255

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://japan-business-day-api.matchan962.workers.dev/v1/jpx/sq"
    ]
  ],
  "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": "Nikkei 225 futures/options SQ (special quotation) day for a contract month: 2nd Friday, moved earlier if a non-trading day, plus the last trading day.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "month": "2026-03"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "isQuarterlyMajorSQ": true,
              "lastTradingDay": "2026-03-12",
              "month": "2026-03",
              "sqDate": "2026-03-13"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "month": {
                      "description": "YYYY-MM",
                      "type": "string"
                    }
                  },
                  "required": [
                    "month"
                  ],
                  "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": "2026-10-21T04:31:08.947Z",
    "quality": {
      "l30DaysTotalCalls": 3,
      "l30DaysUniquePayers": 3,
      "lastCalledAt": "2026-10-21T04:31:08.354Z"
    },
    "resource": "https://japan-business-day-api.matchan962.workers.dev/v1/jpx/sq",
    "serviceName": "Japan Business Day API",
    "tags": [
      "japan",
      "business-day",
      "holiday",
      "fintech",
      "logistics"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Nikkei 225 futures/options SQ (special quotation) day for a contract month: 2nd Friday, moved earlier if a non-trading day, plus the last trading day."
}

What the leaf hashes

{"body":"92d41dda817194a8a05a2612b3e732f43a4a2196e470efce81a5fec0f115e505","id":1037255,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793298233101833,"prev":547105,"subject":"x402_bazaar:https://japan-business-day-api.matchan962.workers.dev/v1/jpx/sq","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. 0x7029fa051335c1360ae26aa6d6c23483e77b120c53b28a33096e47e83cf44c2e
2. 0xc6a45221c3f359c1bd0a700764b781e8964d6b3d12b22ce7c861e4beaa25bf41
3. 0x43d37b130ff6e3764c9e3665ea6876bcba86545767ac580200841ef3e9228686
4. 0x0aadb08c543380b7af088de911e7075d2bf27f5165f9acf31e1e864e05e65192
5. 0x621dabebfd5316a0533880ae0f3af6f42fd10fa458bb73aae3b2d72b441172c3
6. 0x4833ba27be9376fe8ebf293aa88db1a671b542eb61df28a71ca59c6f3624117e
7. 0x3dbdcb4ae60fa5a52063f7ccfcf876abfd5a846633096d0282128f624338ca8f
8. 0x70b17c53f298e53789fe62bcbb86cba2937fcf97ab6a913b23bd26a4a4e7aa12
9. 0x27de4327f9f32aa999536ca3ee0ba3a4cb56c5409a8df51fd0b2ab88b143ddc2
10. 0xaa29c8e7241aa8ea3385f31c61c9050928adb7ea029855e9cdd1b41b5c2f4d98
11. 0xe5ef7dfcb71ba26c547d2ea35a1b8b6d776ddde84d8a4d4d170e1366cbbcb026
12. 0x5475ebd9df7198eeb73e1906dfc25f3050ca20da1e9e96ae5bc4155bacc17418
13. 0x5e082ba4c95cbcfbd572fafcdfd31d533e69877dbf53c456d3c5b2f727f18ffe
14. 0xec2e740df411d32a080c5e65c8b0ca511ad665b213532cee58525a97aebd2893
15. 0x60b5befbd81f025904c8a3936b7ba86e3245ad5b37c615d01d42aa3227e3ed2e
16. 0xe2d603cd6f987214550319ad4fa39952b6098bc5c1b20893b6b80e8d82a79934
17. 0x91f12a2db1e2c1be07cbe4de3981a37a33051a36d3c3eee5a260804add6d1d75
18. 0xd56e61af23709ed9f460471e3c08400c0142ee83e1fd9057e46350d12edf9c07

Day root

0xc050555c6b023f2aefb6536efb9f0760b92c30a0d06c572b7daf63db259ea17c

Chained

0x4cde8bae2042512e1bec11650628f0293556311cc4ea74d99ffddf02b671a7d6

Published

On Arc Testnet, block 69753317: 0x9e85c340732f416e431b111fae72f7624870125f7f379af2732eb6c2ba8cf6a1