Evidence row 426863

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://x402-niche-briefs.fly.dev/v1/dtc-repeat-purchase-curve"
    ]
  ],
  "name": "DTC cohort repeat-purchase curve",
  "owner_address": "0x847f54ae8ddfd71ed7bc930c1f7a73576fab03a9",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x847f54ae8dDFD71ed7bC930C1f7a73576FAb03A9",
        "scheme": "exact"
      }
    ],
    "description": "Project cumulative orders per customer from repeat rate decay.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "aov_usd": "45",
              "decay": "0.85",
              "first_repeat_pct": "28",
              "months": "12"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "as_of": "2026-10-25",
              "curve": [
                1,
                1.28
              ],
              "input": {
                "aov_usd": 45,
                "decay": 0.85,
                "first_repeat_pct": 28,
                "months": 12
              },
              "orders_per_customer": 2.55,
              "revenue_per_customer_usd": 114.94
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "aov_usd": {
                      "description": "AOV",
                      "type": "string"
                    },
                    "decay": {
                      "description": "Retention multiplier per subsequent order",
                      "type": "string"
                    },
                    "first_repeat_pct": {
                      "description": "% who place 2nd order",
                      "type": "string"
                    },
                    "months": {
                      "description": "Horizon orders count (max repeats)",
                      "type": "string"
                    }
                  },
                  "required": [
                    "first_repeat_pct",
                    "decay",
                    "aov_usd",
                    "months"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "$schema": "https://json-schema.org/draft/2020-12/schema",
                  "properties": {
                    "as_of": {
                      "type": "string"
                    },
                    "curve": {
                      "items": {
                        "type": "number"
                      },
                      "type": "array"
                    },
                    "input": {
                      "properties": {
                        "aov_usd": {
                          "type": "number"
                        },
                        "decay": {
                          "type": "number"
                        },
                        "first_repeat_pct": {
                          "type": "number"
                        },
                        "months": {
                          "type": "number"
                        }
                      },
                      "required": [
                        "first_repeat_pct",
                        "decay",
                        "aov_usd",
                        "months"
                      ],
                      "type": "object"
                    },
                    "orders_per_customer": {
                      "type": "number"
                    },
                    "revenue_per_customer_usd": {
                      "type": "number"
                    }
                  },
                  "required": [
                    "input",
                    "orders_per_customer",
                    "revenue_per_customer_usd",
                    "curve",
                    "as_of"
                  ],
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-27T02:18:14.5Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-27T02:18:14.338Z"
    },
    "resource": "https://x402-niche-briefs.fly.dev/v1/dtc-repeat-purchase-curve",
    "serviceName": "DTC cohort repeat-purchase curve",
    "tags": [
      "supply-chain",
      "dtc",
      "cohort"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Project cumulative orders per customer from repeat rate decay."
}

What the leaf hashes

{"body":"773cf622e2ee6eeb95ac37f89ebd6c7d9199f2a21192aaefdc32bd84aac63461","id":426863,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793086313664061,"prev":409323,"subject":"x402_bazaar:https://x402-niche-briefs.fly.dev/v1/dtc-repeat-purchase-curve","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-27 (273461 rows).

1. 0x6a58a835050571a211550f86cead099a34e633645efdf7f3432987bdeac01598
2. 0x91079c3cc44a5c7ef584007a4e4b54692c69927804341f84c5dfc28d1bf4b83e
3. 0x8c7e5e363757098b967708401d6d71f3ebc30bdda204ca2dad64a05b95176954
4. 0x1ff510688a64634714a3d8f9c376cf52044e56c8d9c29a7888430b6061d22aa4
5. 0x01ec46261dd5da39b53fb9962dfbdd69e582ebd26da49120fdd0d64a45eede0b
6. 0xbd5ce7285caa7bfd86944de1c6410c8fcd923e3252cc272c5c2a43a9fb85ef72
7. 0x2bfb9ce8768eaffdf955f8e25e85273e018215141640192329ceeb9b69393db8
8. 0xcfa008f527f2716f96e982865457d13a0ad7bee9d05f589ab6899b61ffa121d5
9. 0xc1a4db7cb7a8b258681375082079227e1bd2a3b860107bacffad8332c8f4bbc3
10. 0x03efc24a2af188805ea4821f44beb9452361f76d1f0bd75006861e3c6e2c7eec
11. 0xf948df558d360ef6260367a5acb11bce86c964cb5608d9fbd474976a57db8d7b
12. 0x1907258a29a881c6f59707e890e9f73f7aff1ace32101f20e208f76e9fac9a60
13. 0x927616fada4e04588c09f6e02e8f6e3a1351bac8355e394da3bd0bf249a5c503
14. 0x3c5462812bd2f841e3d7deefc01555f18262fe5e0d5a7eb155330b7a7cb0388e
15. 0x6f00f0da417f4126951ba8ba9b7962c847e91f5c61364ad9ad47e5f979698a60
16. 0x23cf9bb4337ee8be7fcae368fd69d24c62c11fb45882127b4cd919bb96a19996
17. 0x0e01aa9525097570a6edaf32bfc959de57bf5c24317cf10c0716affea85ca60d
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4