Evidence row 555643

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://how.is/v1/domain/tls"
    ]
  ],
  "name": "how.is/v1/domain/tls",
  "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": "Certificate validity, issuer, protocol and days until expiry for a domain.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "domain": "github.com"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "data": {
                "_shape": "data.data: valid, issuer, subject, subjectAltNames, validFrom, validTo, daysUntilExpiry, protocol, cipher, selfSigned."
              },
              "receipt": {
                "charge_usd": 0.005,
                "rail": "x402",
                "settlement_tx": "0x…",
                "tool": "tls"
              },
              "result": "TLS certificate 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": "2026-10-27T19:58:40.829Z",
    "quality": {
      "lastCalledAt": "2026-10-27T19:58:40.829Z"
    },
    "resource": "https://how.is/v1/domain/tls",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Certificate validity, issuer, protocol and days until expiry for a domain."
}

What the leaf hashes

{"body":"6f7fb24ba548b856402045d7cd5370c38e661bb547bb0cd3eb0ea3b1a512b6cf","id":555643,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793133801008008,"prev":null,"subject":"x402_bazaar:https://how.is/v1/domain/tls","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. 0xdaaa9dd33996d7a526fd5d73381366f9b02fbe9882082fa8d819199b558dfebe
2. 0x01f0640d5a338da12eed7cff9a4d2e592d305de1094875a4f6fcf0082225f11a
3. 0x94607af2e3fe0c322dcd2713e6ee5bf1ce0950f21a44bef91ddc1840b74de341
4. 0xc178cbd3f82e13eab3ec47e9f7bfaa854db6973e228c9773099bdbfa9070736f
5. 0x9fa408a898469c0239942d0f87bd72aa2f4a92973a3e07d0fe8df4ec2b48424a
6. 0x5487e10df022a77b0c0e42e3f7884cc132968affee9f441a36f1a2e0eb676756
7. 0xe1f629462be2f9cd7158ff7af2a6e1ac277072ac5b6400bbdc539d1f1acc5637
8. 0x337c777b0b9a94430401b8930ba08061c251b2fde12c01c2333d31a2070c172e
9. 0x0393b2cfbf69721d7cb7d840d1c2a81cace2dd2413fbd886f9be7c6bf6274eb8
10. 0x785d263e308fb6ac32ea6e4d757be20921b77dfbf6c9702e0c1b5c1642fc9def
11. 0x51d2dfffae7b5a32ea0581772134c7771ab69d32e784a62f9ee589642395fc86
12. 0x29ce226640d83db3bc63fef23427a7af561200d30ffde9b1b7a61b814b844a39
13. 0x13692b463800846f580925c8ea49b43f92b7df3f9e8d32b8a18802640cca3780
14. 0xd59f3e577867f5105dd7f75598f16da8286185e426dfcdafb84e733fde2b2492
15. 0x24e3e2bb8ee1e8d20756de35f0e0c4ec8eb1f193bd2cf3f077ee1f92f211c34d
16. 0x8745bd887f5ce9f7a49558fd2b04cdcd97a05ea9f8a23f62d0e80cb13d328b0f
17. 0xdf1105afdc109de3c09a98fc8a3864159ad964e6f49b635c105a27a1e1f14310
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4