Evidence row 120777

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://saylorinnovations.com/api/util/weather"
    ]
  ],
  "name": "Saylor Innovations Real-World Ut",
  "owner_address": "0xa2a8df0f7caabea4e120a2568118f141569fc8aa",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "assetTransferMethod": "eip3009",
          "facilitatorOnly": true,
          "memo": "saylor:util:weather",
          "name": "USD Coin",
          "note": "Base settles through an x402 facilitator. Send payload.signature and payload.authorization (EIP-3009); there is no self-submitted path on this network.",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:8453",
        "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "assetTransferMethod": "eip3009",
          "facilitatorOnly": true,
          "memo": "saylor:util:weather",
          "name": "USD Coin",
          "note": "Polygon settles through an x402 facilitator. Send payload.signature and payload.authorization (EIP-3009); there is no self-submitted path on this network.",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:137",
        "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
        "extra": {
          "assetTransferMethod": "eip3009",
          "facilitatorOnly": true,
          "memo": "saylor:util:weather",
          "name": "USD Coin",
          "note": "Arbitrum settles through an x402 facilitator. Send payload.signature and payload.authorization (EIP-3009); there is no self-submitted path on this network.",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:42161",
        "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "BENrLoUbndxoNMUS5JXApGMtNykLjFXXixMtpDwDR9SP",
          "memo": "saylor:util:weather",
          "reference": "CdEWXo8xSW79vmZgfXgFvKNJNH4e3RF7ikeyd6gWkxxK",
          "session": "eyJhcnRpY2xlSWQiOiJ1dGlsOndlYXRoZXIiLCJyZWZlcmVuY2UiOiJDZEVXWG84eFNXNzl2bVpnZlhnRnZLTkpOSDRlM1JGN2lrZXlkNmdXa3h4SyIsInJlY2lwaWVudCI6IjdMU2pmckpmOGZOc0I4VkE5dTdOM1dFbjI1c21RTHBvYjNTdnlVdlhhY3k3IiwibWludCI6IkVQakZXZGQ1QXVmcVNTcWVNMnFOMXh6eWJhcEM4RzR3RUdHa1p3eVREdDF2IiwibWluQW1vdW50IjoxMDAwMCwiZXhwIjoxNzkyNDc4ODY2ODUwfQ.FZEf1jSCFIExtOt-_8hPZQRgSdk-vi2D4S7lTZvtAEo"
        },
        "maxTimeoutSeconds": 120,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB",
        "extra": {
          "feePayer": "BENrLoUbndxoNMUS5JXApGMtNykLjFXXixMtpDwDR9SP",
          "memo": "saylor:util:weather",
          "reference": "D7XFufGJMUxr1L6cx8vrwaFp2W9pZAAC1Gbg5vfcC4wX",
          "session": "eyJhcnRpY2xlSWQiOiJ1dGlsOndlYXRoZXIiLCJyZWZlcmVuY2UiOiJEN1hGdWZHSk1VeHIxTDZjeDh2cndhRnAyVzlwWkFBQzFHYmc1dmZjQzR3WCIsInJlY2lwaWVudCI6IjdMU2pmckpmOGZOc0I4VkE5dTdOM1dFbjI1c21RTHBvYjNTdnlVdlhhY3k3IiwibWludCI6IkVzOXZNRnJ6YUNFUm1KZnJGNEgyRllENEtDb05rWTExTWNDZThCZW53TllCIiwibWluQW1vdW50IjoxMDAwMCwiZXhwIjoxNzkyNDc4ODY2ODUwfQ.cUZruIQ01Az3Ev6lkXiPbFyScsvaFQ_XCBiqGnySvl8"
        },
        "maxTimeoutSeconds": 120,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
        "scheme": "exact"
      },
      {
        "amount": "92592",
        "asset": "So11111111111111111111111111111111111111112",
        "extra": {
          "memo": "saylor:util:weather",
          "native": true,
          "note": "Native SOL: send lamports with a system transfer, not an SPL transfer. Price is quoted live and this quote expires in 120s.",
          "quotedLamports": "95456",
          "reference": "2AfHmhHojMDwDHCLnWLvZqs9a3hgNeypjAEf6muUFusf",
          "session": "eyJhcnRpY2xlSWQiOiJ1dGlsOndlYXRoZXIiLCJyZWZlcmVuY2UiOiIyQWZIbWhIb2pNRHdESENMbldMdlpxczlhM2hnTmV5cGpBRWY2bXVVRnVzZiIsInJlY2lwaWVudCI6IjdMU2pmckpmOGZOc0I4VkE5dTdOM1dFbjI1c21RTHBvYjNTdnlVdlhhY3k3IiwibWludCI6bnVsbCwibWluQW1vdW50Ijo5MjU5MiwiZXhwIjoxNzkyNDc4ODY2ODUxfQ.RzNpGBe_pvjLxP1oAukZFD8H0RowEufDxyatzR7KYvo",
          "solUsdPrice": 104.76
        },
        "maxTimeoutSeconds": 120,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
        "scheme": "exact"
      }
    ],
    "description": "Weather forecast for any city or coordinates - current conditions in C and F plus a 7-day forecast with temperature, rain chance and wind",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "city": "Chicago"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "current": {
                "description": "partly cloudy",
                "humidity_pct": 55,
                "temperature_c": 21.3,
                "temperature_f": 70.3,
                "wind_kph": 14
              },
              "daily": [
                {
                  "date": "2026-09-24",
                  "description": "light rain",
                  "high_c": 24,
                  "low_c": 15,
                  "precipitation_mm": 3.1
                }
              ],
              "found": true,
              "location": {
                "country": "United States",
                "latitude": 41.875562,
                "longitude": -87.624421,
                "name": "Chicago"
              }
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "city": {
                      "description": "city or place name (query)",
                      "type": "string"
                    }
                  },
                  "required": [
                    "city"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "current": {
                      "description": "Current value",
                      "type": "object"
                    },
                    "daily": {
                      "description": "Daily values",
                      "items": {
                        "type": "object"
                      },
                      "type": "array"
                    },
                    "found": {
                      "description": "True when the lookup matched a record",
                      "type": [
                        "boolean",
                        "null"
                      ]
                    },
                    "location": {
                      "description": "Place the data refers to",
                      "type": "object"
                    },
                    "note": {
                      "description": "Caveat or context for reading the result",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "source": {
                      "description": "Data source the values come from",
                      "type": [
                        "string",
                        "null"
                      ]
                    }
                  },
                  "required": [
                    "location"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "json",
                  "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/v1790235422/bazaar-icons/bc5e2b3d111ebbef.jpg",
    "lastUpdated": "2026-10-20T06:45:46.893Z",
    "quality": {
      "l30DaysTotalCalls": 4,
      "l30DaysUniquePayers": 3,
      "lastCalledAt": "2026-10-20T06:45:46.651Z"
    },
    "resource": "https://saylorinnovations.com/api/util/weather",
    "serviceName": "Saylor Innovations Real-World Ut",
    "tags": [
      "utility",
      "weather",
      "real-world data",
      "util"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Weather forecast for any city or coordinates - current conditions in C and F plus a 7-day forecast with temperature, rain chance and wind"
}

What the leaf hashes

{"body":"9a236037a34e1070f77cc38e705a45108133d0969e220acc11cb657999ef88c4","id":120777,"kind":"listing","method":"baseline/1","observed_us":1793025618775112,"prev":null,"subject":"x402_bazaar:https://saylorinnovations.com/api/util/weather","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. 0x2f139b494919ba3ce8a7023de0b03dddab2f9592e0f3c6d615bec0f1f1fe0778
2. 0x9b53da7d5ed10fc58938e1548f26ecbc22ec510a1edd45566b7916d4e826d99c
3. 0x5531bf3753b806d48be80d93ac89fad86c87773e114fc862170a7feb4dc44b54
4. 0xeedaf3c0e698135efdf52a4fea7ef589b33c7ce8829b6b145534af910070de09
5. 0xb7605c5f79b15ec57bd6d92436950c01cc7847b2566aade95261ee1c3c1fbc97
6. 0x6b9e54285eb14e2c0c7fd50c1d750af452a7c9487bca2bff4cb54390e879266a
7. 0xaac236b8635e3e3f73cc8a1fece7c6e5575231727292e9ad3561e7575f7144cf
8. 0x4ead5545c80bd1a19aacd8e8854418660a938654bc00028162c48973e5818d7d
9. 0x74040032ef3b0c306fe7604d08b9bd90899687a15c0889e346be86847bdbc511
10. 0xf42f089dedbd45e76862cb2709d50c500d0639d2321faba4b299fcd2729662df
11. 0x5706295a72541360bda32c42f2b8bcd1e27be58a3989ae29fd4aeb7edddae0ae
12. 0x12cda00da304cf48d9b3c1874c07a6f0a2e143ba0d25e359b8fd805abb057b32
13. 0x36a44931b230976c04691d90bf3a25ed4111d74c78b672850d8025a911ca88dd
14. 0x683955a5b2250ad50568d022a6580d8739b6aff1356779d72a773b088e7c289c
15. 0x610738e0c43687aded83c613c73de8b5226c73c375858a167436461c522ea213
16. 0x06d71bfa7d8b41d62c8836efc2c601e1cc3772d9453596b2ae4950887f3310ca
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae