Evidence row 119421

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://saylorinnovations.com/api/brazil/holidays"
    ]
  ],
  "name": "Saylor Innovations Brazil Data",
  "owner_address": "0xa2a8df0f7caabea4e120a2568118f141569fc8aa",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "assetTransferMethod": "eip3009",
          "facilitatorOnly": true,
          "memo": "saylor:brazil:holidays",
          "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": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "BFK9TLC3edb13K6v4YyH3DwPb5DSUpkWvb7XnqCL9b4F",
          "memo": "saylor:brazil:holidays",
          "reference": "H2wGKGtcCS48Q3Bbe5Q7YDA4YZRCUkhLM9AdHKwJmH1N",
          "session": "eyJhcnRpY2xlSWQiOiJicmF6aWw6aG9saWRheXMiLCJyZWZlcmVuY2UiOiJIMndHS0d0Y0NTNDhRM0JiZTVRN1lEQTRZWlJDVWtoTE05QWRIS3dKbUgxTiIsInJlY2lwaWVudCI6IjdMU2pmckpmOGZOc0I4VkE5dTdOM1dFbjI1c21RTHBvYjNTdnlVdlhhY3k3IiwibWludCI6IkVQakZXZGQ1QXVmcVNTcWVNMnFOMXh6eWJhcEM4RzR3RUdHa1p3eVREdDF2IiwibWluQW1vdW50IjoxMDAwMCwiZXhwIjoxNzkyMTEzMzAxNjY0fQ.Not6fEyKpIfF36XiqL459m-ojriiOI61FwCVf4_VXms"
        },
        "maxTimeoutSeconds": 120,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
        "scheme": "exact"
      }
    ],
    "description": "Brazilian national holidays for a year - date, name and weekday",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "year": "2026"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "count": 1,
              "found": true,
              "holidays": [
                {
                  "date": "2026-01-01",
                  "name": "Confraternização mundial",
                  "type": "national"
                }
              ],
              "source": "BrasilAPI",
              "year": "2026"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET",
                    "POST",
                    "PUT",
                    "PATCH",
                    "DELETE",
                    "HEAD"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "year": {
                      "description": "optional YYYY, default current year (query)",
                      "type": "string"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "count": {
                      "description": "Number of items returned",
                      "type": [
                        "number",
                        "null"
                      ]
                    },
                    "found": {
                      "description": "True when the lookup matched a record",
                      "type": [
                        "boolean",
                        "null"
                      ]
                    },
                    "holidays": {
                      "description": "Public holidays",
                      "type": "array"
                    },
                    "source": {
                      "description": "Data source the values come from",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "year": {
                      "description": "Calendar year",
                      "type": "string"
                    }
                  },
                  "required": [
                    "year",
                    "holidays"
                  ],
                  "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": "2026-10-16T01:13:01.707Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-16T01:13:01.503Z"
    },
    "resource": "https://saylorinnovations.com/api/brazil/holidays",
    "serviceName": "Saylor Innovations Brazil Data  ",
    "tags": [
      "brazil",
      "holidays",
      "business"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Brazilian national holidays for a year - date, name and weekday"
}

What the leaf hashes

{"body":"498f8883bb50db32febe3f72b45b2d790c4a89b5bb3a2826e6e91f61aa81df71","id":119421,"kind":"listing","method":"baseline/1","observed_us":1793025615327218,"prev":null,"subject":"x402_bazaar:https://saylorinnovations.com/api/brazil/holidays","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. 0x1344accc2bd60bef7f11ae8cfd49feb48048535cc755aebad2b482b955d6cf38
2. 0x98ccb62039e36439fbe61fd7033b872a80eb1aa4371da3f7fee27f81c6df80f9
3. 0x03c3d4471089785a72b198db63db1ebb27b36e0dc24c458b0970dea8ae9f9f21
4. 0xe30354c20ddae92139ff5c5dea4824575893a530866bcfb1e1300d18933bc587
5. 0x80c29868358085f8962802901acb35eaea91e7e8b0501ee6d37a8f4f32fd1656
6. 0x79fdebf88b05ea3975cb6df6301ec2d7f576c7919c2aa67b490e8d4123fab7c0
7. 0xb6595d0d17d0c13d62089659ae17284e3bf9c60ae7fba85fcf880e305d5f1eee
8. 0x0c03a7293a97fb8fd1444c078446e1ed44f867adb406c99b15fef998204dd5de
9. 0xb184ee14fc8b283552a30eaeb5710047f2407274c459b86633a685e9e10052b9
10. 0x4a6e9d6f8bcdedf054372776140e3ef47d5f8d6efb1bdab8c26dcd9c83c1db99
11. 0x9d19085bdd0cb9322cb235f88ed9fb666f1b60fe7afec1170ec05f633673830a
12. 0x7e390200ea1ea25db5884cf05fa50ad599f0759b573f081e361cc22f7206133c
13. 0xff1c28bdf595a3d1333e9915edc68e9c5fded7bd5923fa85870979af34cbc3b3
14. 0xb49e8c2564256e5322e375cb619d9ac70fd17c1d1eba9c991bba4cb6428f45cc
15. 0x60582ab4b41e72eb70eb0bce07fbf0fb4d2b62a8bad5be50f5d16d511adc746c
16. 0xc6a4d7899a0f442958e26505011190b7cff2483611c1b94eba9043e0ba9ac36e
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae