Evidence row 2201985

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://dev-reference.x402tookit.com/dns-record-type"
    ]
  ],
  "name": "Dev Reference",
  "owner_address": "0xb531320805c5bed1d46aeadcf4f008fdf172dbda",
  "raw": {
    "accepts": [
      {
        "amount": "20000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
        "scheme": "exact"
      },
      {
        "amount": "20000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "D6ZhtNQ5nT9ZnTHUbqXZsTx5MH2rPFiBBggX4hY1WePM",
          "transactionVersions": [
            0
          ]
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "DUPiupXtuox38dcGoXUKer5mAydCzmaHjrbQ66qeEm8s",
        "scheme": "exact"
      },
      {
        "amount": "20000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:137",
        "payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
        "scheme": "exact"
      },
      {
        "amount": "20000",
        "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:42161",
        "payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
        "scheme": "exact"
      }
    ],
    "description": "DNS record type lookup by name (MX) or number (15): IANA meaning, RFC reference and typical use.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "type": "HTTPS"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "asOf": "2026-10-11T14:26:45.340Z",
              "degraded": false,
              "disclaimer": "Screening signal computed from the named public source. Not financial, legal or investment advice; provided as is. Verify at the source before acting.",
              "meaning": "SVCB-compatible type for use with HTTP",
              "name": "HTTPS",
              "notChecked": [
                "private-use and unassigned ranges (reported as not registered)",
                "whether a given resolver or DNS host supports the type",
                "…2 more"
              ],
              "number": 65,
              "obsolete": false,
              "reasons": [
                "IANA reference: [RFC9460]."
              ],
              "reference": "[RFC9460]",
              "registered": true,
              "source": "IANA DNS Parameters registry, Resource Record (RR) TYPEs (retrieved 2026-10-11); typical-use text written for this shelf",
              "summary": "HTTPS (type 65): SVCB-compatible type for use with HTTP. Service binding for HTTPS: ALPN, ports, ECH keys and alias mode.",
              "typicalUse": "Service binding for HTTPS: ALPN, ports, ECH keys and alias mode.",
              "verdict": "REGISTERED"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "type": {
                      "description": "Record type name such as TXT or its number such as 16",
                      "type": "string"
                    }
                  },
                  "required": [
                    "type"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "asOf": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "degraded": {
                      "type": [
                        "boolean",
                        "null"
                      ]
                    },
                    "disclaimer": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "meaning": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "name": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "notChecked": {
                      "items": {
                        "type": "string"
                      },
                      "type": [
                        "array",
                        "null"
                      ]
                    },
                    "number": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "obsolete": {
                      "type": [
                        "boolean",
                        "null"
                      ]
                    },
                    "reasons": {
                      "items": {
                        "type": "string"
                      },
                      "type": [
                        "array",
                        "null"
                      ]
                    },
                    "reference": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "registered": {
                      "type": [
                        "boolean",
                        "null"
                      ]
                    },
                    "source": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "summary": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "typicalUse": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "verdict": {
                      "type": [
                        "null",
                        "string"
                      ]
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-11-01T22:48:57.743Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-11-01T22:48:57.59Z"
    },
    "resource": "https://dev-reference.x402tookit.com/dns-record-type",
    "serviceName": "Dev Reference",
    "tags": [
      "dns",
      "record-types",
      "reference",
      "iana"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "DNS record type lookup by name (MX) or number (15): IANA meaning, RFC reference and typical use."
}

What the leaf hashes

{"body":"5648a617f72c1850ad99ffc9b7fea2d90e12abb2dc4a20b902c4353735448cee","id":2201985,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793646811216280,"prev":null,"subject":"x402_bazaar:https://dev-reference.x402tookit.com/dns-record-type","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0x934c9983e7929e69bff014a57450a0b315945f03af721252c37b28f53fb91b87
2. 0x2ebcd208e471a49490cb37da519eb23acd596cc1ae684e403915e3a9ba8db83f
3. 0x6ef3e0633e28a24dd21d3f6bd3da06d6ea3a86159df19742f613f7d8ed4c7470
4. 0x715c995076cc63683e691f5ccb7e9176c29301784e3bac7b1d2ac19b322c423a
5. 0x4ed9f13efa0a59faf57a4bc6093ae87bf6a8b1c556d714c354ce05f5d236ca86
6. 0x526a7648bf0ab75e9eda7f171619d02656fb6962ba0f56215092c1d79dccc9b0
7. 0xdb1fd07066fd6aaf0ec64e5a654769b075cfd84f0156ebd0978d51cdbbec1f77
8. 0xc3cb1a24faf337d2ac9cc2196bda930fdcebb14517ca86b675536508c1ccb742
9. 0x4466a7a09d174a54729c638968dc5148ea3f1166a46808be53762bd86fe31527
10. 0x6662a6c8be4f342ac8dfd3664486bc540c52e6cefd27a4762f4b6746724af9ff
11. 0xdb462945b3d37450eb8f5977bc68405ffedbccc0e4fc7320558688c8c435625e
12. 0xea6f93175048cf85d24408769c79295ffeeaf7c9deac709218a5ca018c0181b0
13. 0xa17f6a1bac5d26cc57d2e02b81d6f7d4d897fa15d99d32d506b3ff7cbcfd9c03
14. 0xece99d4dfafa93913edbe131eb22b3d7ab2648b58b5bd9dcd361be4f8953b107
15. 0x5d92631d189bd0292c27a05f85a5ec38ec5f4197dfe4660eb991dc6a511e25a6
16. 0x5e23ec5954c11a4530aab8c635a72b12bcfeb6fcb03c6cb1a990cc1743424543
17. 0x1805ef693fbdb2c23fcb61616f830408ca89bec1dc5b68ee47a770ffc0b9760a
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af