Evidence row 124319

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://www.cultos.dev/services/hash-integrity"
    ]
  ],
  "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": "D6ZhtNQ5nT9ZnTHUbqXZsTx5MH2rPFiBBggX4hY1WePM"
        },
        "maxTimeoutSeconds": 60,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "BESFJe2NoWVHefr94deAA7C41wCmg2RW9zob11akRFSg",
        "scheme": "exact"
      }
    ],
    "description": "Hash & Integrity",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "algorithm": "sha256",
              "content": "Cult OS"
            },
            "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": {
                    "algorithm": {
                      "enum": [
                        "sha256",
                        "sha384",
                        "sha512"
                      ],
                      "type": "string"
                    },
                    "content": {
                      "maxLength": 6144,
                      "type": "string"
                    },
                    "expectedHex": {
                      "type": "string"
                    }
                  },
                  "required": [
                    "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": "2026-10-26T00:31:39.914Z",
    "quality": {
      "l30DaysTotalCalls": 151,
      "l30DaysUniquePayers": 40,
      "lastCalledAt": "2026-10-26T00:31:39.683Z"
    },
    "resource": "https://www.cultos.dev/services/hash-integrity",
    "serviceName": "Cult OS Developer Tools",
    "tags": [
      "developer-tools",
      "deterministic",
      "cultos",
      "hash-integrity"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Hash & Integrity"
}

What the leaf hashes

{"body":"34388f2625ee8c1d314cfc299b744c481e1cf467bd1c0648a5cafc7d7e8d72fa","id":124319,"kind":"listing","method":"baseline/1","observed_us":1793025624471152,"prev":null,"subject":"x402_bazaar:https://www.cultos.dev/services/hash-integrity","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0xfa12df730c5e3ff3364c99a0c2a4aae2dcad9a24a2130a40b2be3f89d1f875e6
2. 0x1457cb9df4768eb4e83bdda0877d6a3a3a5c96ee8d49dd108a562f45003182b2
3. 0x240448757aa8559c65a6699b4a8eaa755346c57ceee35e6696d9e2a7ddc2da38
4. 0x90ff7c5fd7c6f8d17ddc5ba3c8209a1e1a2359f902d63f9f667516d6c483a093
5. 0xf325e9538c37f44ff4949073cc586d5274ca77995d1dc671f12ae3c55adb0aa1
6. 0x68caf803e38c7a8c3e6d93ed203621c8d48548ce5c2ad1e50205a4acceef2457
7. 0xa6d5673fd4f5eddffb012e23af0dc832e12b3ddc05f0a02944e7a99a5327cacd
8. 0xd29e275d64757d88644acc87a1007964660fae468fc99791386f93a7d9dffbf6
9. 0xde9460f38251cf9d9321dae92e4ed8994dca62fca9e7eede64bf8c45ee8d5b1e
10. 0x539ff7502919607fcda1d67de64d7acfca10d00be2f44b1ae5c38d6d4d122763
11. 0xacf2bf89327756cda11b6915c35395a33fba4f7cdd91adfd8c5f45018f6ddfe8
12. 0x08d20884523152a869ac5da32efc7de7b28316f6e9c2a28242f5ea9da742852f
13. 0x694eb701ea36a0e3dcde192253ab85a618738bdc1e3a6e582e6f8bf9647f7a6a
14. 0x44945ea9ad8b24e723ad5a8fd6d014024a49531783f74ff9229c2ab6930e84c8
15. 0x68d296b1e00b4899fb83c3fba36fffaefa311eac2903067dbebfe776a12b4a9a
16. 0x5fb5dda563336cd1bc1b9f44c52b76237ae72ed2145cb9290f39f304ca7dd678
17. 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae