Evidence row 426

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://www.cultos.dev/services/crypto-feed"
    ]
  ],
  "name": "Cult OS Signal Feeds",
  "owner_address": "0xd494a454888a390b2b05df74ae2b5fd9c9902b71",
  "raw": {
    "accepts": [
      {
        "amount": "3000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 60,
        "network": "eip155:8453",
        "payTo": "0xD494A454888a390B2b05df74AE2B5fD9c9902B71",
        "scheme": "exact"
      },
      {
        "amount": "3000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "GVJJ7rdGiXr5xaYbRwRbjfaJL7fmwRygFi1H6aGqDveb"
        },
        "maxTimeoutSeconds": 60,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "BESFJe2NoWVHefr94deAA7C41wCmg2RW9zob11akRFSg",
        "scheme": "exact"
      }
    ],
    "description": "Crypto Signal Feed",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "limit": 10,
              "sinceHours": 48
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "feed": "crypto",
              "generatedAt": "2026-09-13T00:00:00.000Z",
              "items": [],
              "sourceErrors": [],
              "sourcesAvailable": 9,
              "sourcesChecked": 9,
              "staleSources": []
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "properties": {
                    "category": {
                      "enum": [
                        "news",
                        "social",
                        "engineering",
                        "releases"
                      ],
                      "type": "string"
                    },
                    "limit": {
                      "default": 10,
                      "maximum": 20,
                      "minimum": 1,
                      "type": "integer"
                    },
                    "query": {
                      "maxLength": 120,
                      "type": "string"
                    },
                    "sinceHours": {
                      "default": 48,
                      "maximum": 168,
                      "minimum": 1,
                      "type": "integer"
                    }
                  }
                },
                "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": "2026-10-25T18:35:12.207Z",
    "quality": {
      "l30DaysTotalCalls": 93,
      "l30DaysUniquePayers": 33,
      "lastCalledAt": "2026-10-25T18:35:11.972Z"
    },
    "resource": "https://www.cultos.dev/services/crypto-feed",
    "serviceName": "Cult OS Signal Feeds",
    "tags": [
      "signals",
      "developer-tools",
      "cultos",
      "crypto-feed"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Crypto Signal Feed"
}

What the leaf hashes

{"body":"7d1729ea314df7bf465ddd9cf191456b1ca2d22d2cd8de2237f0b123a05ddebf","id":426,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793025223360388,"prev":null,"subject":"x402_bazaar:https://www.cultos.dev/services/crypto-feed","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. 0x807b1d652ec2b0411f4288b2083fb499015b50f483bf977b365b509c8da0aead
2. 0xff4cbcdfdb775c90e0cb449e4d1be6e1b7585d22dce077e904d0af76b117715f
3. 0x16aa36948a0182bfa9f4d96466acc8cc7d7a4657a17efa2512368656e407376f
4. 0xd2758160b1a007f9dd192c8782a7d313c3064a203c8d8274e88beeb3e7134aa3
5. 0x6efc104f422842e4ef79272dd5dd3309d8ba6b16ffb994a8fed46334c73a5ca7
6. 0xbf6a77595513c698cbbc83cbb4aceb7531e290acb67a86fa94c66ac02bfb83d9
7. 0x2e299dccf0a0671a4710319116069f2e6afcb611ef9c0f0f67c8c67c7b4bde25
8. 0x9f8540acfde15977beb741c1c18079795a32b11e8096d6167d74d9dce75622f3
9. 0x33473c1ba41117ab362e57768253f8c51c21c9146ff505d93b1c7c8662f95eeb
10. 0x15c5749acf6e438b0810eb58256d5489413257c72393a4d6db9114e07e5b4598
11. 0x62490dd1c15d5301c6fb2c08f1d6ceb3a0d4c216f6e742424332881907db0fcd
12. 0xb9c4107c5cbaf0844324e5ba287c90e0643bb7b9e48e7877adda9372132cf0ea
13. 0x4d2ee986a690e903126f449b4e9e62d5572b350357ab4496a83488949b131c29
14. 0x0eff463856b0992d53ab7d8c0b97c71541413358bdd445710c1e4b6aeb4d8f78
15. 0x7eb603d37f0f22dae1ea013e391889906ffc0139ff26e25b044bee38eec8f9b2
16. 0x2b6e23e3624a1b66e1d2298cfbce99a93ce6b13d24a58112a71802d79c5f7a76
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae