Evidence row 4240

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://wetter.halowerk.com/ensemble"
    ],
    [
      "x402",
      "https://wetter.halowerk.com/warnungen"
    ]
  ],
  "name": "wetter.halowerk.com",
  "owner_address": null,
  "raw": {
    "caip2_networks": [
      "eip155:8453"
    ],
    "category": "",
    "description": "",
    "domain": "wetter.halowerk.com",
    "endpoints": [
      {
        "description": "Single models are everywhere. This is the disagreement between them: per hour a median with a p15/p85 band, the full min/max spread, how many models still carry that hour, an agreement score, rain probability derived from pooled ensemble members rather than one deterministic run, a frost assessment, and the official DWD warnings in force for the point.",
        "method": "POST",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": 52.21,
            "group": "body",
            "name": "lat",
            "required": false,
            "type": "number"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": 7.02,
            "group": "body",
            "name": "lon",
            "required": false,
            "type": "number"
          }
        ],
        "pricing": {
          "amount": "0.005",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "3",
          "l30DaysUniquePayers": "3"
        },
        "serviceName": "Weather Ensemble",
        "tags": [
          "x402",
          "halowerk",
          "weather_ensemble"
        ],
        "url": "https://wetter.halowerk.com/ensemble"
      },
      {
        "description": "The warnings the Deutscher Wetterdienst has actually issued for the warn cell containing the coordinate, in German and English, with severity, urgency, certainty and an explicit effective/onset/expires window plus whether the warning is active right now.",
        "method": "POST",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": 52.21,
            "group": "body",
            "name": "lat",
            "required": false,
            "type": "number"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": 7.02,
            "group": "body",
            "name": "lon",
            "required": false,
            "type": "number"
          }
        ],
        "pricing": {
          "amount": "0.005",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "2",
          "l30DaysUniquePayers": "2"
        },
        "serviceName": "Weather Ensemble",
        "tags": [
          "x402",
          "halowerk",
          "weather_warnings"
        ],
        "url": "https://wetter.halowerk.com/warnungen"
      }
    ],
    "enriched": false,
    "iconUrl": "",
    "id": "wetter-halowerk-com",
    "integrationType": "",
    "isNew": false,
    "name": "wetter.halowerk.com",
    "networks": [
      "Base"
    ],
    "priceSummary": {
      "avgCostBasis": "exact",
      "avgCostPerTransaction": "0.005",
      "currency": "USDC",
      "maxAmount": "0.005",
      "minAmount": "0.005"
    },
    "provider": "wetter.halowerk.com",
    "providerUrl": "",
    "serviceName": "Weather Ensemble",
    "tags": [
      "x402",
      "halowerk",
      "weather_ensemble",
      "weather_warnings"
    ]
  },
  "source": "agentic_market",
  "summary": ""
}

What the leaf hashes

{"body":"ea1252871066cdc79455584c1ae7581f0dae1eb59959521a0f3cfc4f454570ba","id":4240,"kind":"listing","method":"baseline/1","observed_us":1793025277507822,"prev":null,"subject":"agentic_market:wetter-halowerk-com","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0x4d49cdc2e785e4511bc93431c3f2f5b05dc1c8567380980be6889765ec13bf71
2. 0xbd340f1aea8378a9d6d0046e9b27e28cc8d7d738b70c0358fa1f84b4d0ea505f
3. 0x6146edcbcccd387d3adbecd3a53ad47f310c811491f7a4eee299f42738f71c96
4. 0x0955f4b75585fec73a5d3bfe4448c9274c7300ee1781b6796e553d60bd21b2e4
5. 0xa82f643f2a73b5e69d24916bf81fa2eadf6d780e878380b3a00557c4bdf70e3b
6. 0x2bbd2f67eb0bc771b8fca141f55d390e6a6e1c0e7b51c4bce48120ad628a2355
7. 0x8836eb652c15ed8924f92a40cd357723b5ab2b2fc490505a4f2628fd46f36835
8. 0x9703a0fefa4c4f7bd6d280aeb212ebfbb1826670d738fd7071b3146eea489dec
9. 0xbdf91263475abe0c60a5d597ec58006adb6dd8b96856f85f7d33dff273c9d605
10. 0x3964b657b861782aa5a33079a40c16e105428d017af356e7a7cb8cc02e82d7ec
11. 0xaa143d27804a7949a2b1598e5b8ab52f09ca62ad72136c2be3d24cdecb5d5be0
12. 0x9c16024747eaca32d09963ccb001059f75dcd9bb8dfc221e5234d54d2b3388d9
13. 0x1ffd24a0422348bb2305058cc138e276511e1c074bf8139af5b773941f0e5de2
14. 0x88e326a39b26e2c125306c9d3805d14398ace088bba9a2a0aa376b811cfb201a
15. 0x2be1e80e065dd6b2cc75a7142be22225acd144ac975d70bf24b4f01fd76dc497
16. 0x2e6a32eb32761c210560e852405e2f865f958ddbe01027894f8b9c1b3433b9f0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae