Evidence row 751984

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://how.is/v1/domain/whois"
    ]
  ],
  "name": "how.is/v1/domain/whois",
  "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": "Registrar, creation and expiry dates, nameservers and status codes for a domain.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "domain": "github.com"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "data": {
                "_shape": "data.data.data: the parsed WHOIS/RDAP record (registrar, dates, nameservers, status)."
              },
              "receipt": {
                "charge_usd": 0.005,
                "rail": "x402",
                "settlement_tx": "0x…",
                "tool": "whois"
              },
              "result": "WHOIS / RDAP 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": "2026-10-27T19:58:27.524Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-27T19:58:27.286Z"
    },
    "resource": "https://how.is/v1/domain/whois",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Registrar, creation and expiry dates, nameservers and status codes for a domain."
}

What the leaf hashes

{"body":"d444898a4ea1e5fa6879039b60e0d613aacbb3a9658b5804a7a4724a4a3621b5","id":751984,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793178798555752,"prev":555647,"subject":"x402_bazaar:https://how.is/v1/domain/whois","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. 0x39fbe5dcf2d22c07f04e1ee0160b0f48316474fba9895dc90399c99273cf5855
2. 0xd56d6346f608a0f7cb2d0e9fc00b5d97c1be73be56a991e77636e8a07707c55f
3. 0xf1731c096700f395901125e94d6f940135c488df1a5e3bdc21a7c7928d3a506d
4. 0xf7e14e355e91fe683f7f261825f506b157aa760a9316ffa494489a33e56d8dbe
5. 0xef3ec65ef57d7d01f84065dc3648b45dc8b62fdec36c196a16c901a0dfea9986
6. 0x81d207e1acc1c2ef2eba5315d0e064165153eadb7b5ac0c335a1a03b23b98bc8
7. 0xeead5949a3176c74bf518804c2196be492669a2ed892bf857e487ace59c1d5d4
8. 0xf3d22aa8209d8b94c6f09031eff5b741a791ca81775744bad11c18469dddd0a5
9. 0x070fd66e08fffc22e90be85b3418aa469199ad7a9beb3e3fcc1a3ef9a06181fb
10. 0x19f7010ea1fece4979320835ce6b5e2a1fabbd1d323665c362cf00c92129c377
11. 0x9ba6ec787b7e71d5b609e76242e69605360082b6fcc0a923c0a3731d777f876d
12. 0xb749f95edf2d1f50c2cc4d0792931178f95ae24b291896727c848bfa15ba6bae
13. 0x90adeeedf0030839d1cf4653c4092b1bee2a90ffabedf937d55b4fa91e36cb1b
14. 0x7b2e5f158ccf01de5b2c0c5b723d8c5a690e0d4e9302d283bc82cd202622595e
15. 0x91690f98682e078d41b8b72edeaea70473545a876fc3baa645fc988225096386
16. 0xaeb1503e5d0d358b256ba97a10178c357ddb8f55cc961925ccf0458aae5ebcae
17. 0xf078ea7d84d98dbeffed23d8e67b36751e60464ffd4cfdc005e0aa6f8cb9b459
18. 0xe027395fafb7fc41921c42ca0542524ea22204cbd5908b70b27f3d5fb26f5d0f

Day root

0x2c19037464cc4c493624565f01775d6446fc78eaa118fc6865bfe2bfca9ff78e

Chained

0xd1d7dee8322ceff8f4c8d83aa1fe4a4466825c2af1c97dbde3d35db61234f7be

Published

On Arc Testnet, block 69584042: 0x8bae2b1d097834c8b458513862d70d29ee807e98dc2e863b27250131c15b35ae