Evidence row 77259

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://machina.pay.zeroclick.io/world-cup/v1/get-standings"
    ]
  ],
  "name": "Machina Sports",
  "owner_address": "0x348ac9e3b010ba2300ba9a7bcfe5ae592b9fcfaa",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "billing": {
            "description": "amount is the price and is charged in full when you pay, and is not returned if delivery fails: this rail settles once and cannot give change. (Exact entries appear only on fixed-price requests - ceiling-priced requests are offered the reserve-and-pay-actual entry instead.)",
            "model": "prepaid"
          },
          "name": "USD Coin",
          "version": "2",
          "zeroclick": {
            "agentPaymentId": "apay_D2POvujY3WEadWq-ofigS",
            "kind": "transaction",
            "zcRequestId": "zcreq_AIVP87e9hVzYtCUH6mSIy"
          }
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x348ac9e3b010ba2300ba9a7bcfe5ae592b9fcfaa",
        "scheme": "exact"
      }
    ],
    "description": "Current tournament standings.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {},
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "properties": {
                    "event_urn": {
                      "type": "string"
                    },
                    "league": {
                      "default": "1",
                      "type": "string"
                    },
                    "provider_event_id": {
                      "type": "string"
                    },
                    "season": {
                      "default": "2026",
                      "type": "string"
                    }
                  },
                  "type": "object"
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST",
                    "PUT",
                    "PATCH"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      },
      "terms": {
        "info": {
          "links": [
            {
              "kind": "platform_terms_of_service",
              "url": "https://www.zeroclick.ai/legal/buyer-terms-of-service"
            }
          ],
          "note": "By paying this challenge, whether directly or through an agent acting on your behalf, you accept the platform's buyer terms of service; an agent's payment and acceptance are attributed to you and bind you as if you had taken them yourself."
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "links": {
              "items": {
                "properties": {
                  "kind": {
                    "enum": [
                      "terms_of_service",
                      "privacy_policy",
                      "additional_terms",
                      "platform_terms_of_service"
                    ],
                    "type": "string"
                  },
                  "url": {
                    "type": "string"
                  }
                },
                "required": [
                  "kind",
                  "url"
                ],
                "type": "object"
              },
              "type": "array"
            },
            "note": {
              "type": "string"
            }
          },
          "required": [
            "links"
          ],
          "type": "object"
        }
      },
      "zeroclick": {
        "info": {
          "payment": {
            "amountUsd": "0.010000",
            "id": "apay_D2POvujY3WEadWq-ofigS"
          },
          "requestId": "zcreq_AIVP87e9hVzYtCUH6mSIy",
          "service": "match-context"
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "agentId": {
              "type": "string"
            },
            "payment": {
              "properties": {
                "amountUsd": {
                  "type": "string"
                },
                "id": {
                  "type": "string"
                }
              },
              "required": [
                "id",
                "amountUsd"
              ],
              "type": "object"
            },
            "requestId": {
              "type": "string"
            },
            "service": {
              "type": "string"
            }
          },
          "required": [
            "payment"
          ],
          "type": "object"
        }
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1788462366/bazaar-icons/c17701753a1511e2.png",
    "lastUpdated": "2026-09-28T17:51:35.642Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-09-28T17:51:35.213Z"
    },
    "resource": "https://machina.pay.zeroclick.io/world-cup/v1/get-standings",
    "serviceName": "Machina Sports",
    "tags": [
      "world-cup",
      "football",
      "sports-data",
      "forecasts",
      "match-content"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Current tournament standings."
}

What the leaf hashes

{"body":"8ba64a60b3fe824cae9d8450e2ad6c6376546be27b720465132b10dde1a3993d","id":77259,"kind":"listing","method":"baseline/1","observed_us":1793025493715036,"prev":null,"subject":"x402_bazaar:https://machina.pay.zeroclick.io/world-cup/v1/get-standings","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. 0x5cf7c91e448afc592cba874c418390587ab4adf9f1933e1e7c3748024797e646
2. 0x880e7dae73a0bfc6c1c5ee29726691608c791f07e6f2b9e5523d52d4795a7f88
3. 0x2ec07ee352b5ae6be6cbfbbf4e3be26701197b8b0a34aa56a225645fa8239152
4. 0x7a7fe9ba7ff27e92ff23732a59bd70a93225a66f4826dba6c61c99f610103a7c
5. 0xa9513ff1953a906d713fb8d9a148766ce6b6b22123a8ff393338485611fd674d
6. 0xd97791b2654be6c5c00fb8eb4fd5680d1ae4b4aa5d4e9228a2d57e5c87716d06
7. 0x66b33adfa2d62129f225499603e0962e3c5512de67ac1897d929ed973d931a3e
8. 0x74b4299da871408f6202fc6393d5d55299735363c05baddb6c4ab3b7188a4a2d
9. 0x7eb75dd1e81cda92f3d3644a17b5670e7101382a0c9721c62bb15dc5ee80c13a
10. 0x03c42b42d3530e8b1af42dd3b73806d66f3f775bcfa635014cc03b899ee19ea5
11. 0xc6d2784f07e8c139bf8f780cbae14d0deadd031c795b132568f433e9f582c7d3
12. 0x2121cc2dbcb8663af57743dc445c8a59e5bbfffe89703f0606c9843f0d35aff8
13. 0x66883b42f4167ade51c4909f050c5478524e23786fb0b5c48bd1a53580960a68
14. 0x216cebb9ae5414599109a02297c4817d7d1c6b1394afeb97efe38e32f0053974
15. 0x7726154b91b2ad65b13849ef6cb6443b1f0ff113a3089c9bd5f2bcfc16be099d
16. 0x47b89901b0f07938a6b9a66ddf35683903f79d756a7c7763665fd632758b08d0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae