Evidence row 547105

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": 4,
      "l30DaysUniquePayers": 4,
      "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":"d228cc095080568187ee887e15d15c190626be97556dae8070fb138b51b65eb2","id":547105,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793133174298375,"prev":76853,"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 2026-10-27 (273461 rows).

1. 0x033ede94df9efc11f91b02016ba1e6fe6c3e3d6c74b03050d54d8529b4fb614d
2. 0xb312260a5d3a146a9178d368ca93df85b7fcd4395109c13d81140f5c0ce1d6a7
3. 0x4d63260869742db2f1ba5dd8261acbb83f2dcf043e0c53eb93818f7c64d88f7b
4. 0x939179d231984beec09f1072f039c84d8ac7b2becc0d9912e13f91a0366d21bb
5. 0x43e6d12c4c70170665f6e862596f9a610c23d5d895bd8a3b2eb231105e3a22e8
6. 0xdccc9adaf68f81005315b0c712f13f7d318de9bda6aedf7ca1230727877a2624
7. 0xf5f38a7aae38c5c19c3b16f2045436d09dcf52ab0ee44be9be86e40c69694f1f
8. 0xcc77cf353a175b01096e8d800fcd3d6953273841f89e628143ce3dd503fec7a2
9. 0x55030eee0b91adeccf98ea4874d25d01be75609ed078e1c72581adbaa99fac0b
10. 0xab20bc9e40d823264419ad3372c6b90c6a4489a674bed50998a167e5db0218fd
11. 0xb428d1c0ffbb1f2e74ff7e62f152f655db4bd1935bbdcbefa7286b1094075929
12. 0x05916cc6b98491a0d541e4ecca3d0132fa255184243406b5a8a52bb1b6b63bd0
13. 0x5b34b9f89512a83faa4bfecec322037670cc1af58e6e94a86fe88934434d7ddf
14. 0x29e12cb67839430fa64ab8bd05d52bab606f2978d9e6d2fb094fece9438fd4de
15. 0x2cf27e8a181d60d0dd27c186c2eddfcbb4e8fa71cf66feeb55a4d730e15ee8c4
16. 0x518b93854db03dc9fc938883abf30da6eaae5ae0d4336903968fd32a7df8c71b
17. 0x22c1fb9487ee0b9732fa017a0cc321eb27a60c08450d112f755089796e12cb1c
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4