Evidence row 526912

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://japan-business-day-api.matchan962.workers.dev/v1/jpx/trading-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 the Tokyo Stock Exchange (JPX/TSE) open on a date? Returns closed reasons, next/previous trading day and the first/last trading days of the year (daihakkai/dainokai).",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "date": "2027-01-04"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "date": "2027-01-04",
              "isFirstTradingDayOfYear": true,
              "isTradingDay": true,
              "nextTradingDay": "2027-01-05"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "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": "2026-10-27T10:08:30.703Z",
    "quality": {
      "l30DaysTotalCalls": 5,
      "l30DaysUniquePayers": 5,
      "lastCalledAt": "2026-10-27T10:08:30.565Z"
    },
    "resource": "https://japan-business-day-api.matchan962.workers.dev/v1/jpx/trading-day",
    "serviceName": "Japan Business Day API",
    "tags": [
      "japan",
      "business-day",
      "holiday",
      "fintech",
      "logistics"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Is the Tokyo Stock Exchange (JPX/TSE) open on a date? Returns closed reasons, next/previous trading day and the first/last trading days of the year (daihakkai/dainokai)."
}

What the leaf hashes

{"body":"0c48f4bda57b8f5c11b79831771b04b02339de95daab3b2163dc3af4834dc359","id":526912,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793124792390033,"prev":451979,"subject":"x402_bazaar:https://japan-business-day-api.matchan962.workers.dev/v1/jpx/trading-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. 0x3097892c9b857c3b389d417fe38557f6f61010079ee8d93a01a784602736886e
2. 0x2eded3d3c7ad2d4cca1c01563b048aa5310829656e30d18b496d69a4a4455706
3. 0xca5713ef240b11c31108bc19e2b643ec62023bb8ad6bb60dfd087ccf0f1768e6
4. 0xb404ffc497b847532f5aa33d844810d1211706cd5a8bcf3fcd86296007544546
5. 0x4aa9bee464bf6e7465233bc389c999406cfc40b53e99000caf4481a6c6e17c34
6. 0x2562f99cfdb6bfa9756a4a08b06eee9a87b6ac4204515bb90f7a8a51e58d355e
7. 0xae704330491dc2f17777607c279ded219a25d38b2824b4d538e12aaf880eada6
8. 0xb79bbe7da2f43f96aed55fe661d4dab6e2ddda6bccf759a363a818f16220c595
9. 0x7278bf721cac218e34c40de8a5c9bc742e6b759ffdff68b20e417a7803e93a32
10. 0x8b2a0c1569541e012096343578c3ab28498772d40e87d5b55d304a5ec608ce08
11. 0xa332aeedb5946e98183c6766ade34702b2bc8d9c73c47322780a8efc2e2a00bf
12. 0xc1b7c34b53a9fe9ca442a6957dc84259e1950987b7271aef733cbdcf0322901e
13. 0x2a25cd9926d8f2ef4726fd2a80f77b1ca202b6c3ca56aeb2f520555c93efd434
14. 0x595de2dea3b8fa56dbd6142dd78ae79f3e7169c631e41a844b100613abb3e430
15. 0x8360ee1105e4d9f9312067cbbfd47c69c5948665ae582b9684a580c8f4e199e1
16. 0x52efa60e0c3d8525486d2310eb3b6b566c9677c64fd1f819edb072cf101bcbdb
17. 0x22c1fb9487ee0b9732fa017a0cc321eb27a60c08450d112f755089796e12cb1c
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4