addrbookFor publishers
← The evidence ledger

Evidence row 19379

Observed , by sync.x402_bazaar/1.

Kind
listing
About
source_record x402_bazaar:https://paycheck.hectichustle.workers.dev/trust/lookup
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
8af2b2e42a1d913392d3b2bb036922fcb962c1ab2121e9138741a7e1817ed712
Leaf
0x33172b841637608ab9996de31807b4a218b46e1a0ee61da9ffb5529d38bfa592

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://paycheck.hectichustle.workers.dev/trust/lookup"
    ]
  ],
  "name": "Kertivo Trust Score",
  "owner_address": "0x509e55c4f898b43c856fb0e51048b1b7bfbc9ede",
  "raw": {
    "accepts": [
      {
        "amount": "2000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x509E55c4F898B43C856Fb0E51048B1b7bFBC9eDE",
        "scheme": "exact"
      }
    ],
    "description": "Is this x402 API trustworthy? Body {url}. Returns its latest Kertivo Index endpoint trust score/grade (A, B, F, C-never-live, C-went-dark, or ungraded) and run date, plus evidence from a real paid test call: 402 status, price, payTo, settlement tx, on-chain check, HTTP status after paying, latency, schema and delivery result. Not in the index: status not_indexed. Also a public claims tally (buyer-filed disputed vs delivered), kept separate from the grade. Free grade-only: GET /trust/lookup?url=",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "url": "https://api.onesource.io/api/chain/erc20-balance"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "evidence": {
                "deliveryResult": "delivered_schema_ok",
                "httpStatusAfterPay": 200,
                "paymentTxHash": "0xde6eece0378a200fc5ac0d397b5d563edda79fdacc70746a44a24700d05aa5ec",
                "priceSeenUSDC": 0.003,
                "settled": true,
                "unpaidStatus": 402
              },
              "grade": "A",
              "rawData": "https://paycheck.hectichustle.workers.dev/trust-index/raw.jsonl",
              "run": "Kertivo Index #3",
              "runDate": "2026-10-19T02:22:06.588Z",
              "status": "indexed",
              "url": "https://api.onesource.io/api/chain/erc20-balance"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "properties": {
                    "url": {
                      "description": "Absolute http(s) URL of the x402 endpoint (query string ignored)",
                      "type": "string"
                    }
                  },
                  "required": [
                    "url"
                  ],
                  "type": "object"
                },
                "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": {
                  "properties": {
                    "evidence": {
                      "properties": {
                        "deliveryResult": {
                          "type": "string"
                        },
                        "httpStatusAfterPay": {
                          "type": [
                            "integer",
                            "null"
                          ]
                        },
                        "paymentTxHash": {
                          "type": [
                            "string",
                            "null"
                          ]
                        },
                        "priceSeenUSDC": {
                          "type": [
                            "number",
                            "null"
                          ]
                        },
                        "settled": {
                          "type": "boolean"
                        },
                        "unpaidStatus": {
                          "type": [
                            "integer",
                            "null"
                          ]
                        }
                      },
                      "type": "object"
                    },
                    "grade": {
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "rawData": {
                      "type": "string"
                    },
                    "run": {
                      "type": "string"
                    },
                    "runDate": {
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "status": {
                      "enum": [
                        "indexed",
                        "not_indexed"
                      ],
                      "type": "string"
                    },
                    "url": {
                      "type": "string"
                    }
                  },
                  "required": [
                    "url",
                    "status",
                    "grade"
                  ],
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-26T02:33:25.512Z",
    "quality": {
      "l30DaysTotalCalls": 9,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-26T02:33:25.365Z"
    },
    "resource": "https://paycheck.hectichustle.workers.dev/trust/lookup",
    "serviceName": "Kertivo Trust Score",
    "tags": [
      "x402",
      "trust",
      "api",
      "endpoint",
      "verification"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Is this x402 API trustworthy? Body {url}. Returns its latest Kertivo Index endpoint trust score/grade (A, B, F, C-never-live, C-went-dark, or ungraded) and run date, plus evidence from a real paid test call: 402 status, price, payTo, settlement tx, on-chain check, HTTP status after paying, latency, schema and delivery result. Not in the index: status not_indexed. Also a public claims tally (buyer-filed disputed vs delivered), kept separate from the grade. Free grade-only: GET /trust/lookup?url="
}

What the leaf hashes

{"body":"8af2b2e42a1d913392d3b2bb036922fcb962c1ab2121e9138741a7e1817ed712","id":19379,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793025331590932,"prev":null,"subject":"x402_bazaar:https://paycheck.hectichustle.workers.dev/trust/lookup","subject_kind":"source_record"}

Proof

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

  1. 0x331735d6bdb1668c612c3506fd3424e4d564a75c533094483e65c0967826b7fc
  2. 0xf8ae53ac91715400a03654231c9cdd085ef36e8e5ed869742b05d265cc27f60b
  3. 0xf105350eba46c0faea04f92ea7799de5f23f27d3303405ef49d4d6266d8807a5
  4. 0x6b86eed8fbbcbcce04187ecff1f7913f5606c242da91953e68767a6e10a778d2
  5. 0xc1b8baeb2d806084173bce3da9d1b8bf567d8e81e02eb393516b6d5ffbf5690e
  6. 0xbde78645b6ae4a3fa904e82efead55a17c75c0cf41e45885ab55fbea4224389a
  7. 0xe3033dfe97f4a3441619de1986331d6bdd601679c1cfe42047f037b76daa42b9
  8. 0xc3fbea1a32220dabce9bfcb70f3536c6325a8eaa20d684f5f460e90982334687
  9. 0xb2bab65867ba7d25c34235548a5a9e41e04bfe9b838908d08d5c38942b76a15d
  10. 0x147a93b247f471325988f4856b3ff7043d5e5fa80b374a5deccea90eab3af0fe
  11. 0xc99ea26556ddad6b2fde7887de8c0190d3a7c645402227c5a281ba47e02a67e5
  12. 0x2f4617d7a962f32849050ad5649d9dc4f962fd8618073cfa8519e6f862dfcef8
  13. 0x08de74b7fb265ddb83e4c673da8a94e5f71829b2e6e7464c71c5138e450f2217
  14. 0x4338355a835617a26aa0bfcc971e84eb030d84e2aa840e3c8af958921dd080c7
  15. 0x610738e0c43687aded83c613c73de8b5226c73c375858a167436461c522ea213
  16. 0x06d71bfa7d8b41d62c8836efc2c601e1cc3772d9453596b2ae4950887f3310ca
  17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
  18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
  19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
Day root
0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained
0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published
On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON