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Evidence row 407828

Observed , by sync.x402_bazaar/1.

Kind
listing
About
source_record x402_bazaar:https://regionfetch.dev/api/fetch
Recorded
Previous row
#278536
Body SHA-256
ae40dd02dea489f0f657a40a9447b56a3d68840232e4600b931d213498a182e2
Leaf
0x90371455121472d07f59775960e188982e2d2329568c0a15e66dd751db19472b

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://regionfetch.dev/api/fetch"
    ]
  ],
  "name": "Region Fetch",
  "owner_address": "0x97ac53d3bc5ae0a29fd2a40233533374589365be",
  "raw": {
    "accepts": [
      {
        "amount": "20000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x97ac53d3bc5ae0a29fd2a40233533374589365be",
        "scheme": "exact"
      }
    ],
    "description": "Retrieve a public HTTPS URL from the US, Germany, Japan, Brazil, or India. Use HTTP mode for lightweight retrieval, or browser mode to render JavaScript pages. For pages with bot protection, set max_tier to L2 for managed unblocking at $0.05 USDC; L0/L1 costs $0.02 USDC. Returns the fetched body and an Ed25519-signed receipt for provenance.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "country": "US",
              "max_tier": "L1",
              "mode": "http",
              "url": "https://example.com/"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "data": {
                "body": "<!doctype html>...",
                "contentType": "text/html",
                "url": "https://example.com/"
              },
              "receipt": {
                "attestation": {
                  "algorithm": "Ed25519",
                  "keyId": "0123456789abcdef",
                  "signature": "base64url-signature"
                },
                "country": "US",
                "maxTier": "L1",
                "mode": "http",
                "quotedAmount": "0.02",
                "requestId": "gf_0123456789abcdef0123456789abcdef",
                "resolvedTier": "L0",
                "status": "succeeded",
                "statusCode": 200,
                "supplier": "decodo"
              }
            },
            "type": "json"
          }
        },
        "routeTemplate": "/api/fetch",
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "additionalProperties": false,
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "additionalProperties": false,
                  "properties": {
                    "country": {
                      "description": "Country from which the request should originate.",
                      "enum": [
                        "US",
                        "DE",
                        "JP",
                        "BR",
                        "IN"
                      ],
                      "type": "string"
                    },
                    "max_tier": {
                      "default": "L1",
                      "description": "Maximum permitted capability tier. L0/L1 use Decodo; set L2 for pages with bot protection to add IPRoyal managed unblocking. Unresolved CAPTCHA or bot challenges may still fail.",
                      "enum": [
                        "L0",
                        "L1",
                        "L2"
                      ],
                      "type": "string"
                    },
                    "mode": {
                      "default": "http",
                      "description": "Use http for lightweight retrieval or browser to render JavaScript pages.",
                      "enum": [
                        "http",
                        "browser"
                      ],
                      "type": "string"
                    },
                    "url": {
                      "description": "Public HTTPS URL to retrieve. Private and loopback targets are rejected.",
                      "format": "uri",
                      "maxLength": 2048,
                      "pattern": "^https://",
                      "type": "string"
                    }
                  },
                  "required": [
                    "url",
                    "country"
                  ],
                  "type": "object"
                },
                "bodyType": {
                  "enum": [
                    "json"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "additionalProperties": false,
              "properties": {
                "example": {
                  "properties": {
                    "data": {
                      "properties": {
                        "body": {
                          "type": "string"
                        },
                        "contentType": {
                          "type": [
                            "string",
                            "null"
                          ]
                        },
                        "url": {
                          "format": "uri",
                          "type": "string"
                        }
                      },
                      "required": [
                        "url",
                        "body"
                      ],
                      "type": "object"
                    },
                    "receipt": {
                      "properties": {
                        "attestation": {
                          "properties": {
                            "algorithm": {
                              "const": "Ed25519",
                              "type": "string"
                            },
                            "keyId": {
                              "type": "string"
                            },
                            "signature": {
                              "type": "string"
                            }
                          },
                          "required": [
                            "algorithm",
                            "keyId",
                            "signature"
                          ],
                          "type": "object"
                        },
                        "country": {
                          "enum": [
                            "US",
                            "DE",
                            "JP",
                            "BR",
                            "IN"
                          ],
                          "type": "string"
                        },
                        "maxTier": {
                          "enum": [
                            "L0",
                            "L1",
                            "L2"
                          ],
                          "type": "string"
                        },
                        "mode": {
                          "enum": [
                            "http",
                            "browser"
                          ],
                          "type": "string"
                        },
                        "quotedAmount": {
                          "type": "string"
                        },
                        "requestId": {
                          "type": "string"
                        },
                        "resolvedTier": {
                          "enum": [
                            "L0",
                            "L1",
                            "L2"
                          ],
                          "type": "string"
                        },
                        "status": {
                          "enum": [
                            "succeeded",
                            "failed"
                          ],
                          "type": "string"
                        },
                        "supplier": {
                          "enum": [
                            "decodo",
                            "iproyal"
                          ],
                          "type": "string"
                        }
                      },
                      "required": [
                        "requestId",
                        "supplier",
                        "country",
                        "mode",
                        "maxTier",
                        "resolvedTier",
                        "status",
                        "attestation"
                      ],
                      "type": "object"
                    }
                  },
                  "required": [
                    "data",
                    "receipt"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "json",
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-26T18:56:47.665Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-26T18:56:46.869Z"
    },
    "resource": "https://regionfetch.dev/api/fetch",
    "serviceName": "Region Fetch",
    "tags": [
      "web-fetch",
      "geo-targeting",
      "browser",
      "managed-unblocking",
      "research"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Retrieve a public HTTPS URL from the US, Germany, Japan, Brazil, or India. Use HTTP mode for lightweight retrieval, or browser mode to render JavaScript pages. For pages with bot protection, set max_tier to L2 for managed unblocking at $0.05 USDC; L0/L1 costs $0.02 USDC. Returns the fetched body and an Ed25519-signed receipt for provenance."
}

What the leaf hashes

{"body":"ae40dd02dea489f0f657a40a9447b56a3d68840232e4600b931d213498a182e2","id":407828,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793080252571851,"prev":278536,"subject":"x402_bazaar:https://regionfetch.dev/api/fetch","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (273461 rows).

  1. 0x903720651b4797ce5e3928bb41996bd1201f1171f0d33fd7a3b2abc423de3de1
  2. 0x102a1d27301876e03f5c83c00fc57fee8427ce0320dec2ae0b6cc15b91995748
  3. 0x543d841b1d16ccde7ca9c9940166e1aa7d374f320b8aa01f2e1164bc528458f2
  4. 0x27be7630e9ae29aaae82f95ba208bb69b8e337ce7b6a40131557b24762b9bb4d
  5. 0x5f0a35d80fe33660f6c9a07e5a82f369ab80e4862e8a3235be48593d165218e8
  6. 0x4b7b909bfba3ec0c5093a13b8ba52cc6930bb17cf8e54d987552902227a2cca2
  7. 0xbc690a8701baf56395ba5fd96c4cf2a0f17ba021c7beb0bd71d4ae18330ad0df
  8. 0xcd11ef96f6a33d16af42379616e19cbdce8fdf1d76e764b965e2989586f8c2aa
  9. 0x447d90a0e622f5abdec73d451698d44c21779ffdd1ae75f28b18689ff639a113
  10. 0x52c3ace8624b5a81edb4575f54d111ab5eb0cd1c451932aff3d0228c2aa492f5
  11. 0x8e9c5f6e43e595f47f84f799aabf34754c649742c93a57fc91c20c42baa244b9
  12. 0x3d13b6f855471289691a683ee58cac14977b2531dabc14f9c666e928df0908e6
  13. 0x5c9cbca5bb1d6be4d84e301b4e4c1a280536eb16ee98ed4add9057142c132dde
  14. 0x06e3b43165f5b3c31d850bc32f20b2e25b844564c4e042c141b9748c26a5a600
  15. 0xb4f7223140c8a36cb87a63d77cf617086d9968dc4658f03e102571ebe06e9ed6
  16. 0xfecf3d4646dd4984a13dd715499e842c3fde63692336d97394c2bfd8e877ca5d
  17. 0xf30fddbf4811226c58e8f0daf36fddd79fc5f1356b592bb1d99a8061ddbabe66
  18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
  19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699
Day root
0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795
Chained
0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4
Published
On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4

How to check it · This row as JSON