Evidence row 546992

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://www.cultos.dev/services/encoding-toolbox"
    ]
  ],
  "name": "Cult OS Developer Tools",
  "owner_address": "0xd494a454888a390b2b05df74ae2b5fd9c9902b71",
  "raw": {
    "accepts": [
      {
        "amount": "1000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 60,
        "network": "eip155:8453",
        "payTo": "0xD494A454888a390B2b05df74AE2B5fD9c9902B71",
        "scheme": "exact"
      },
      {
        "amount": "1000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "GVJJ7rdGiXr5xaYbRwRbjfaJL7fmwRygFi1H6aGqDveb"
        },
        "maxTimeoutSeconds": 60,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "BESFJe2NoWVHefr94deAA7C41wCmg2RW9zob11akRFSg",
        "scheme": "exact"
      }
    ],
    "description": "Encoding Toolbox",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "content": "Cult OS",
              "encoding": "base64",
              "operation": "encode"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "valid": true
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "properties": {
                    "content": {
                      "maxLength": 6144,
                      "type": "string"
                    },
                    "encoding": {
                      "enum": [
                        "base64",
                        "hex",
                        "url"
                      ],
                      "type": "string"
                    },
                    "operation": {
                      "enum": [
                        "encode",
                        "decode"
                      ],
                      "type": "string"
                    }
                  },
                  "required": [
                    "operation",
                    "encoding",
                    "content"
                  ]
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST"
                  ],
                  "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"
        }
      },
      "builder-code": {
        "info": {
          "a": "bc_rtkgzsuf",
          "s": [
            "cdp_sdk_server"
          ]
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "additionalProperties": false,
          "properties": {
            "a": {
              "description": "App builder code",
              "pattern": "^[a-z0-9_]{1,32}$",
              "type": "string"
            },
            "s": {
              "description": "Service builder codes",
              "items": {
                "pattern": "^[a-z0-9_]{1,32}$",
                "type": "string"
              },
              "maxItems": 11,
              "type": "array"
            },
            "w": {
              "description": "Wallet builder code",
              "pattern": "^[a-z0-9_]{1,32}$",
              "type": "string"
            }
          },
          "type": "object"
        }
      },
      "eip2612GasSponsoring": {},
      "erc20ApprovalGasSponsoring": {}
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1788137077/bazaar-icons/ec5e9a6209720b2b.jpg",
    "lastUpdated": "2026-10-25T22:07:28.569Z",
    "quality": {
      "l30DaysTotalCalls": 76,
      "l30DaysUniquePayers": 12,
      "lastCalledAt": "2026-10-25T22:07:28.396Z"
    },
    "resource": "https://www.cultos.dev/services/encoding-toolbox",
    "serviceName": "Cult OS Developer Tools",
    "tags": [
      "developer-tools",
      "deterministic",
      "cultos",
      "encoding-toolbox"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Encoding Toolbox"
}

What the leaf hashes

{"body":"51e1c698c459d7fcb7b5ef49c942d3a7001c11eff6dd564ec8c4cb61e0f90a20","id":546992,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793133167988825,"prev":524347,"subject":"x402_bazaar:https://www.cultos.dev/services/encoding-toolbox","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. 0x1809ae50a78303d91cfa08fa29151d425c87ca4c43da1677bcd9afe847f42b6b
2. 0x855db624a3270e3fe5bb38f0c3af8c5d500b729a21932f7514d261b17a61d35f
3. 0x8419500dd5fc15bb95a918ea7fb69d3ecf6423c8fa30adfc4a4aedb2d1286c0c
4. 0x5715c4b7245831b2f126d69f3e0976376d6ce95e13a1410a5ec9d3326dd382a0
5. 0xaa6d9b3efbeaedad9608aa95ba6e812a1c258a858bd2d03123b4a643fb20ac3e
6. 0xea86d84f7f0fef2392f6c81d564cb1901da6cb21b2e6ba44bb8fe8a074632f0e
7. 0x1e38b231faed1011791cd87303ca35b0cc88925f705705f63f7b3975dfffa687
8. 0xd21672e9a9b8e5583811a42b6b66c4700d8c3eb9ad2fc8cd98a76f58705e0ef0
9. 0xc08f8c0e5f2c97b04fc5dec0440213ed03e364d5c461d5f6f2d2682e46d27652
10. 0xcc4a5e968f8104975c0d4e73f435fe9abd4c13bd43300bcd5458a7c5e6bb099a
11. 0xf79d4220a9fc71105fb136100defea9d0ad81dbe57947e6220e673f633a3e805
12. 0x7afa806e5533c63e57a18fda23b38702b370e8b298a35edc0c1de641c8ffcaec
13. 0xca0b37bb3b043ccf0f24c50fccd9c2f22b7e5290df49886008fc2ff55380fdd1
14. 0x2064e3a2b01d0d12d5079bf720a0d0125e9703c55e92de54ad40c302469ec047
15. 0x6913cb48392acb8dc5c940dcdb6e6fc889d544f85dff11da249551a5f027e688
16. 0x518b93854db03dc9fc938883abf30da6eaae5ae0d4336903968fd32a7df8c71b
17. 0x22c1fb9487ee0b9732fa017a0cc321eb27a60c08450d112f755089796e12cb1c
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4