Evidence row 278530

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://stormstation247.com/api/rank"
    ]
  ],
  "name": "Storm Station 247",
  "owner_address": "0x44adc7d3199486730d6346f2dc2424de97124700",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:8453",
        "payTo": "0x44adc7d3199486730d6346f2dc2424de97124700",
        "scheme": "exact"
      }
    ],
    "description": "One weather instrument's 247 rank: its place in its state today, reports due and received, timeliness, longest silence and its history. This call needs key, the instrument as net:<STATE>_<NETWORK>:<id>; the example below answers for real. Every address this endpoint serves is listed one at a time at https://stormstation247.com/api/x402.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "key": "net:CO_ASOS:DEN"
            },
            "type": "http"
          },
          "output": {
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "key": {
                      "type": "string"
                    }
                  },
                  "required": [
                    "key"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "description": "One instrument's whole 247 rank: its place in its state today, the reports due and received, how fast they arrived, its longest silence, the spread of the state, and its rank on every day before.",
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1791587581/bazaar-icons/87e9889ed300d433.png",
    "lastUpdated": "2026-10-26T19:04:34.24Z",
    "quality": {
      "l30DaysTotalCalls": 283,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-26T18:20:27.714Z"
    },
    "resource": "https://stormstation247.com/api/rank",
    "serviceName": "Storm Station 247",
    "tags": [
      "weather",
      "weather stations",
      "station ranking",
      "data quality"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "One weather instrument's 247 rank: its place in its state today, reports due and received, timeliness, longest silence and its history. This call needs key, the instrument as net:<STATE>_<NETWORK>:<id>; the example below answers for real. Every address this endpoint serves is listed one at a time at https://stormstation247.com/api/x402."
}

What the leaf hashes

{"body":"4be22abccd462a8845e82cf327850b8d7cab538f136144f98ed81c4ce46a6bb9","id":278530,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793042077551507,"prev":272813,"subject":"x402_bazaar:https://stormstation247.com/api/rank","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. 0x613b9c72d5776e5a847cd30f43eaf9426f92c1cc7c7bf85fc3ad9da553d18ca6
2. 0x5391b5148dca8473fe92a07d7b288ab949e2548cf37b9d4c6f6c35da2eb70f7a
3. 0x6efe7610903befd09dfd590b4b1617713cd93fbc0e2fe1fd908517cae485bd89
4. 0xf4f0f06d14589c9d4f59d3ad523791ec3507e6a407e128489d4bca648dcc4a77
5. 0x2369a77f8f670978c48ee419f6db313935e13a4eb3b2c1fd813deb6b07c776b2
6. 0x12d9a722885273160cec403eddb541d2c143a3033127fc9031f68403f6374be2
7. 0x0f7359a871cde8a0a067ee10fcc725a334fed2749084e89b4b4212c2a0562a5d
8. 0xaefe332113201cb816d74994a30cf3a175f5786c155884fcdfb430d2b109cbe9
9. 0x23d47664fa94c7855ae00ca65c51f506eeae8b0db1df0269cdac5186318cdff3
10. 0xe260b2e40b95bbf4bea407155c3f0fd2821a2b48a48010e119c9c3a25f20adb5
11. 0x52877ea072e10a1d3a921f7b54362005ad7a9baf5c99f31ec73a534bfea8930d
12. 0xf4e3bedc99674db9d8ab4bc7655992ec76f822b327e6c89599b0baa3756fbd19
13. 0x89fcaf55e37dd777228f271b79ea895534a66ec0d184363c2a6eb1b4d23c9ef1
14. 0x216cebb9ae5414599109a02297c4817d7d1c6b1394afeb97efe38e32f0053974
15. 0x7726154b91b2ad65b13849ef6cb6443b1f0ff113a3089c9bd5f2bcfc16be099d
16. 0x47b89901b0f07938a6b9a66ddf35683903f79d756a7c7763665fd632758b08d0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae