Evidence row 751977

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://how.is/v1/domain/blacklist"
    ]
  ],
  "name": "how.is/v1/domain/blacklist",
  "owner_address": "0xa76a0e93c5af3fd43521300b0a58ef5f70fc44f6",
  "raw": {
    "accepts": [
      {
        "amount": "5000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xa76a0E93C5af3fd43521300B0a58eF5F70fC44F6",
        "scheme": "exact"
      }
    ],
    "description": "Whether the addresses behind a domain appear on spam and abuse blocklists.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "domain": "github.com"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "data": {
                "_shape": "data.data.ipResults[]: target, isListed, listingCount, totalChecked."
              },
              "receipt": {
                "charge_usd": 0.005,
                "rail": "x402",
                "settlement_tx": "0x…",
                "tool": "blacklist"
              },
              "result": "Blacklist status for the requested subject"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "additionalProperties": false,
                  "properties": {
                    "domain": {
                      "description": "A bare domain name, e.g. example.com",
                      "maxLength": 253,
                      "type": "string"
                    }
                  },
                  "required": [
                    "domain"
                  ],
                  "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"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-27T19:58:59.604Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-27T19:58:59.333Z"
    },
    "resource": "https://how.is/v1/domain/blacklist",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Whether the addresses behind a domain appear on spam and abuse blocklists."
}

What the leaf hashes

{"body":"72518f35c082cef52925ad519bd121c30ce76a61440f668f06e590f5f68f37e6","id":751977,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793178798533883,"prev":555638,"subject":"x402_bazaar:https://how.is/v1/domain/blacklist","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. 0x4bfae432ee7323515967d4fb2295eaceea325cbd536fc7e4428db14b359bf521
2. 0x0530bc2c8d348f7f192f8e577709e9166b3d8e0d360e06114acef4c1bc5e9ca7
3. 0x339b3754e8999b18f72317b12693d87ba511ed1fd1dcbaa1d8f8ea7110abbcbe
4. 0x56ab7a4ab6283b79b64e79652a3751ba2ab8926e304f11c2443fb972c9d7e6e9
5. 0x152b8b96aa24eda52e235a8e1a6d83ccce5428a1d58520b948c558015a49c2f8
6. 0x623818d7ebd548cba5ded0dc49dc1841a1f49f5b49c023099bb49765de57bd4b
7. 0x2287c12ecbadacaafeab815351a8f6b32597bdaa6b43c5be768f02b607154489
8. 0x1621b37284f0949016bd725a929db1bc045f635e9a82d399898a4f905eab588b
9. 0xa478ff65c09657a9f149671fe6434086f3cff5b7a77d3202003e07b2fa771408
10. 0xe80d5e9ef49aa8f598cbc5bf4b2fba1b79bdd3719117b9d1860ec319274d5cf4
11. 0x194985fb3c20309a44f502702ddc4a9da274d437ff5429aeccfd64708b5a6ae9
12. 0x452c806d12064308b4ebfccab1b646e19ca573918d5b585e504719cdb9979c1b
13. 0xcd9508730eccc12805d437e344327db8c6acaa3d9eaa561016f203991120b308
14. 0x8dce5117e7908d42b8abe04939e957eaffbae76d0f0a9d9ca7bb199e561aecf3
15. 0xd12637e9c035a4c3a66d0f0436dfc7bf3f13da4d17ea045b647d9e9beef1ef11
16. 0xa99a40fe210d675bb6ab72d4bb72ab40eb44ac345773c457fbe58e67a47b03df
17. 0x7a743a0a09057bae687051274e1d45bf973bd36a1a4ba16a191b5d29e3bdfa2a
18. 0xe027395fafb7fc41921c42ca0542524ea22204cbd5908b70b27f3d5fb26f5d0f

Day root

0x2c19037464cc4c493624565f01775d6446fc78eaa118fc6865bfe2bfca9ff78e

Chained

0xd1d7dee8322ceff8f4c8d83aa1fe4a4466825c2af1c97dbde3d35db61234f7be

Published

On Arc Testnet, block 69584042: 0x8bae2b1d097834c8b458513862d70d29ee807e98dc2e863b27250131c15b35ae