Evidence row 555648

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://how.is/v1/domain/dns"
    ]
  ],
  "name": "how.is/v1/domain/dns",
  "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": "A, AAAA, MX, NS, TXT and other records for a domain, with resolve timing.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "domain": "github.com"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "data": {
                "_shape": "data.data.records keyed by record type (A, AAAA, MX, NS, TXT, ...); data.data.responseTime."
              },
              "receipt": {
                "charge_usd": 0.005,
                "rail": "x402",
                "settlement_tx": "0x…",
                "tool": "dns"
              },
              "result": "DNS records 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": "2026-10-27T19:58:23.045Z",
    "quality": {
      "lastCalledAt": "2026-10-27T19:58:23.045Z"
    },
    "resource": "https://how.is/v1/domain/dns",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "A, AAAA, MX, NS, TXT and other records for a domain, with resolve timing."
}

What the leaf hashes

{"body":"ceb7bcba6ab57b400cb64cbb4c21c6a75b36e78269d35547146097a7b1522366","id":555648,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793133801019210,"prev":null,"subject":"x402_bazaar:https://how.is/v1/domain/dns","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. 0x2d743947f2e78733333422ee0181f5dd4cf564912523a362aa3c2d9ca6f8d407
2. 0x383216adbcdd356a1fe49d5340556b8c48ceb85b8daccd138b30076ee3e46eb8
3. 0xafec4ce67ba30a4524d995b50fa5968e5e71d792ada5491c7fa8969bf58790ed
4. 0xf0f7dda607018efc2382fa0f3f7e247b178336c870657cdd024d0f0a31d117a3
5. 0x4f1f2bcd858ded5ac1389537c0eb787096bff41a403267cba90e89782eabd126
6. 0x63ea81ef3625fcbe9246e8ce1e47053ad00d7d04f6622b58f5096394dc2fa29e
7. 0x98c733ac2ec75e5624468bb3c2cd712e5e4829099cd30186d106978c12214cfc
8. 0x69ea2cc5a3c48bec915cfed8214641844df522ae1cee3b881816bb4485d6db39
9. 0x6507250beda223d2ff44b68af52955dc8fba7a24c120840bb50bb35def0d114a
10. 0xef0be44ded6305b2033091a1b577c49f6768a048039212c84021ae88853e7b6d
11. 0x565e5d1bdde53cb504eca7d80d5086f778250d6d1d5f559fca69ef359e9343cf
12. 0xbba37928cada6ab17c662e87851d940dd07cc2323bc089da77c1f353a0c5e936
13. 0xf9e544d10b80657275e1e196da89ba5336a7cc49eaa0d6d801fb5d632cf5deec
14. 0x8ff18b1523f9fbdd16a5796cbe184b46854c06256508af8de5509b598370c725
15. 0xa383a1cfe9b3f6af67eb4c7642564b9424d46d7fca90e7ba175d549f8b67dd0c
16. 0x52efa60e0c3d8525486d2310eb3b6b566c9677c64fd1f819edb072cf101bcbdb
17. 0x22c1fb9487ee0b9732fa017a0cc321eb27a60c08450d112f755089796e12cb1c
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4