Evidence row 750293

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://sports-predictor-api.fly.dev/api/v1/probabilities"
    ]
  ],
  "name": "Sports Predictor",
  "owner_address": "0x11a5a9ee3fffd4d8cbb2b3c5e02acaa268486b67",
  "raw": {
    "accepts": [
      {
        "amount": "20000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x11A5a9ee3ffFd4d8cBB2B3c5E02ACAA268486b67",
        "scheme": "exact"
      }
    ],
    "description": "Calibrated 1X2 probabilities plus derived markets (totals, BTTS, correct score) for every upcoming fixture across the big-five European leagues. Backed by a public, Brier-scored track record.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "days": 14
            },
            "type": "http"
          },
          "output": {
            "example": {
              "count": 1,
              "fixtures": [
                {
                  "away": "Coventry City",
                  "date": "2026-08-21",
                  "expected_goals": {
                    "away": 0.71,
                    "home": 2.14
                  },
                  "home": "Arsenal",
                  "league": "premier_league",
                  "league_label": "Premier League",
                  "markets": {
                    "btts": {
                      "no": 0.55,
                      "yes": 0.45
                    },
                    "correct_score": [
                      {
                        "p": 0.13,
                        "score": "2-0"
                      }
                    ],
                    "totals": {
                      "2.5": {
                        "over": 0.54,
                        "under": 0.46
                      }
                    }
                  },
                  "probabilities": {
                    "away": 0.14,
                    "draw": 0.2,
                    "home": 0.66
                  }
                }
              ],
              "generated_at": "2026-08-14T09:00:00+00:00",
              "window_days": 14
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "const": "GET",
                  "type": "string"
                },
                "queryParams": {
                  "additionalProperties": false,
                  "properties": {
                    "days": {
                      "default": 14,
                      "description": "How far ahead to include fixtures, in days.",
                      "maximum": 30,
                      "minimum": 1,
                      "type": "integer"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "count": {
                      "type": "integer"
                    },
                    "fixtures": {
                      "items": {
                        "properties": {
                          "away": {
                            "type": "string"
                          },
                          "date": {
                            "format": "date",
                            "type": "string"
                          },
                          "expected_goals": {
                            "properties": {
                              "away": {
                                "type": "number"
                              },
                              "home": {
                                "type": "number"
                              }
                            },
                            "type": "object"
                          },
                          "home": {
                            "type": "string"
                          },
                          "league": {
                            "type": "string"
                          },
                          "league_label": {
                            "type": "string"
                          },
                          "markets": {
                            "description": "Over/under lines, both-teams-to-score and likeliest scorelines. Raw model output, not calibrated.",
                            "type": "object"
                          },
                          "probabilities": {
                            "description": "Calibrated 1X2 probabilities; sum to 1.",
                            "properties": {
                              "away": {
                                "type": "number"
                              },
                              "draw": {
                                "type": "number"
                              },
                              "home": {
                                "type": "number"
                              }
                            },
                            "type": "object"
                          }
                        },
                        "required": [
                          "date",
                          "home",
                          "away",
                          "probabilities"
                        ],
                        "type": "object"
                      },
                      "type": "array"
                    },
                    "generated_at": {
                      "format": "date-time",
                      "type": "string"
                    },
                    "window_days": {
                      "type": "integer"
                    }
                  },
                  "required": [
                    "generated_at",
                    "count",
                    "fixtures"
                  ],
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-28T04:42:12.122Z",
    "quality": {
      "l30DaysTotalCalls": 9,
      "l30DaysUniquePayers": 5,
      "lastCalledAt": "2026-10-28T04:42:11.996Z"
    },
    "resource": "https://sports-predictor-api.fly.dev/api/v1/probabilities",
    "serviceName": "Sports Predictor",
    "tags": [
      "sports",
      "football",
      "probabilities",
      "predictions"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Calibrated 1X2 probabilities plus derived markets (totals, BTTS, correct score) for every upcoming fixture across the big-five European leagues. Backed by a public, Brier-scored track record."
}

What the leaf hashes

{"body":"617df949288890998701be1fae9b3bf7cb818d927693593b2dfe9b654a64c868","id":750293,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793178677290986,"prev":121594,"subject":"x402_bazaar:https://sports-predictor-api.fly.dev/api/v1/probabilities","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-28 (231336 rows).

1. 0xcbdbeefdf89b9000c91c8df79083fe0a5df4c1eed228bcb727ad6a1b759e8950
2. 0x23654e70de88f37e8c000b85794eaca597b9a75a3457ae8af7f2343ae7ba76c6
3. 0x7aa3a65509956588d9f72a7e31443ff743732920562d3f89b2672cb396a27178
4. 0x07b3066a95e95925967bfb72b66e2533f37048c99ca857a8a252463085a689ab
5. 0xd180376cdc12d5974d462a5a3b2f0fad1a24d4d165577d8bf3cf7d91c9d03e20
6. 0x969ac268658654431cb91465aec78987536c76f8cc87a2cdcaa82074168c5abb
7. 0x95bb6fa784d4124b6fd06190dcdbfe8918705680d70b2cecc9e9479c8c3ef868
8. 0x7dbb72a07cb021624e9287bceb6d3f4c489faca790ed057a02b110804ea4d694
9. 0x8c39a2ee2ec390804bcef6ee2f0b1bb715ab8c7b52c97cd5131c8ccb2b1e0a01
10. 0xddab1afd799bd5a16171ce58fe19ea68de4abea75d31ea53b83d09e405f0983e
11. 0x18faeef9bc85ae5311ad6b648824cd325602a5448b6840679cbb04f62e6fa92c
12. 0x6c987a929fa86d932f4e27771a9c39d49f983a42654cb3f155d91abff381a956
13. 0x1f99df47306e7104ac9c626f7183c80611a0f90b978c68f0770fd8379ecbaeb9
14. 0x8e49280a62bd5d52127f332ab6aea9d7c57381f541e0178094a62272a9d2e741
15. 0x6d86d2282dd724b1b80d031e4e3cf9ed095b746e38c9e58d933efb597daff87f
16. 0x32beeeb960280bc48748681cb10297ede9403461fe9c8143fdf946548e552926
17. 0xe08e8bd91858a8a10c46ecde9c29a6288b960987303173c5e882afb46ce91fa0
18. 0xe6cfe00ae4e02bc12327e45b5f3334ea5850ba3bcc8e3101d30a8189856a95af

Day root

0x2c19037464cc4c493624565f01775d6446fc78eaa118fc6865bfe2bfca9ff78e

Chained

0xd1d7dee8322ceff8f4c8d83aa1fe4a4466825c2af1c97dbde3d35db61234f7be

Published

On Arc Testnet, block 69584042: 0x8bae2b1d097834c8b458513862d70d29ee807e98dc2e863b27250131c15b35ae