Evidence row 751285

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://weather.hugen.tokyo/weather/current"
    ],
    [
      "x402",
      "https://weather.hugen.tokyo/weather/forecast"
    ]
  ],
  "name": "weather.hugen.tokyo",
  "owner_address": null,
  "raw": {
    "caip2_networks": [
      "eip155:8453",
      "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"
    ],
    "category": "",
    "description": "",
    "domain": "weather.hugen.tokyo",
    "endpoints": [
      {
        "description": "Instant weather by city name — temperature, feels-like, humidity, wind speed, precipitation, and condition. Just pass a city name; geocoding, data fetching, and response structuring are handled in one call. Global coverage updated every 15 minutes. No API keys, no geocoding setup, no rate limits. Accepts USDC payments on Base and Solana",
        "method": "GET",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "Tokyo",
            "group": "query",
            "name": "city",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.01",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "36",
          "l30DaysUniquePayers": "6"
        },
        "serviceName": "",
        "tags": [],
        "url": "https://weather.hugen.tokyo/weather/current"
      },
      {
        "description": "Daily weather forecast (1-7 days) by city name — max/min temperature, precipitation amount and probability, peak wind speed per day. Automatic geocoding from city name to coordinates. Structured JSON ready for immediate use in agent workflows. No API keys, no coordinate lookups, no setup needed. Accepts USDC payments on Base and Solana",
        "method": "GET",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "Tokyo",
            "group": "query",
            "name": "city",
            "required": false,
            "type": "string"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "3",
            "group": "query",
            "name": "days",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.01",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "1",
          "l30DaysUniquePayers": "1"
        },
        "serviceName": "",
        "tags": [],
        "url": "https://weather.hugen.tokyo/weather/forecast"
      }
    ],
    "enriched": false,
    "iconUrl": "",
    "id": "weather-hugen-tokyo",
    "integrationType": "",
    "isNew": false,
    "name": "weather.hugen.tokyo",
    "networks": [
      "Base",
      "solana:5eykt4usfv8p8njdtrepy1vzqkqzkvdp"
    ],
    "priceSummary": {
      "avgCostBasis": "exact",
      "avgCostPerTransaction": "0.01",
      "currency": "USDC",
      "maxAmount": "0.01",
      "minAmount": "0.01"
    },
    "provider": "weather.hugen.tokyo",
    "providerUrl": "",
    "serviceName": "",
    "tags": []
  },
  "source": "agentic_market",
  "summary": ""
}

What the leaf hashes

{"body":"67275364eae5f07dccacb8da59eca2c8d47141f1a1751f96a206fab7567f1258","id":751285,"kind":"listing","method":"sync.agentic_market/1","observed_us":1793178745772310,"prev":547875,"subject":"agentic_market:weather-hugen-tokyo","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-28 (231336 rows).

1. 0xa56186cf7c0b1b00c0f49d2dc738dca86e3e7f247d2fb97b31414a89ad3f3ae4
2. 0xc71f24dbaeba0c4dc3548f1240c1e6f77b992faa2bfccd7e68e69a36d11b9726
3. 0x06b50b135e4807ea70b4f244c7fa3066a9447a138b855ae6937e3c0c90efe312
4. 0x46e065751b374006fadb71194e63781d026b735c17e2445aa96ab4bd74a684bf
5. 0xc4f06e99a96f05dc01e520693706576f7c90080afce01d61f279ffbf4a640dfc
6. 0xc175fb1899f5977445b4468243a465f89ace9ad72942eaf851c6427fd47ac5ab
7. 0x03aa3fd827028273135272c179d2536b15b8507dc8efe6cbe46d3305fe01c32f
8. 0x4ef8115bd58701046c7a4bd9a52d2f4f0407397154cc9c828c79477ede024c8b
9. 0x0b9699ac3164c8e7fac1be6bbc7c19b43d48e6d404370f6d5871cc160e106846
10. 0x4565b3ee3ae7800130f11e5c213e2ae0bd83f8020e586542584142af08277ef5
11. 0x1a6644761f414c2de1341afd61f645a585e093dfc1a03f64a788bb30c1724d4a
12. 0xc76daff8dd433614e4df32053a3c7a221e41f4a1f5313320c4e5f6454368d7df
13. 0xb5454b2881dcf5871db87f595c9d60eba5c4fd664d097bbcb5ca16283b093246
14. 0x518f746edef7675640c92fbe2c056392702ec8f1ebbb6ede597bd5f7c0c5aea1
15. 0xcd8084fb60eb6be382a8750a344eb425404f5162e8ae3db9a15ef555a7942b85
16. 0x0f8977bd16865247451d1ee836b084081d3d0cd17d6a07353fad0c70393c7403
17. 0xe08e8bd91858a8a10c46ecde9c29a6288b960987303173c5e882afb46ce91fa0
18. 0xe6cfe00ae4e02bc12327e45b5f3334ea5850ba3bcc8e3101d30a8189856a95af

Day root

0x2c19037464cc4c493624565f01775d6446fc78eaa118fc6865bfe2bfca9ff78e

Chained

0xd1d7dee8322ceff8f4c8d83aa1fe4a4466825c2af1c97dbde3d35db61234f7be

Published

On Arc Testnet, block 69584042: 0x8bae2b1d097834c8b458513862d70d29ee807e98dc2e863b27250131c15b35ae