Evidence row 60507

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://402sentinel.com/api/assess"
    ]
  ],
  "name": "402sentinel.com/api/assess",
  "owner_address": "0x1a9fa76f5b420e85de147c4419638bebe64d6de5",
  "raw": {
    "accepts": [
      {
        "amount": "2000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x1A9Fa76f5b420e85DE147C4419638BEbE64D6dE5",
        "scheme": "exact"
      }
    ],
    "description": "Assess an x402 counterparty before paying. POST {target:{payto_address}, payment_context?, policy?}; payto may be a 0x EVM (Base) or base58 Solana seller. Returns risk_score 0-100, decision allow/review/block, confidence, coverage, per-dimension signals, key_factors (what drove the score) and a ready-to-apply recommended_policy. Scored from on-chain settlement behaviour, OFAC sanctions = hard block.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {},
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "properties": {
                    "payment_context": {
                      "description": "Optional context about the payment being considered.",
                      "properties": {
                        "amount": {
                          "type": "number"
                        },
                        "asset": {
                          "description": "e.g. \"USDC\"",
                          "type": "string"
                        }
                      },
                      "type": "object"
                    },
                    "policy": {
                      "description": "Optional caller policy hints.",
                      "type": "object"
                    },
                    "target": {
                      "description": "The x402 seller to score.",
                      "properties": {
                        "payto_address": {
                          "description": "Address that receives the payment — 0x EVM (Base) OR base58 Solana.",
                          "type": "string"
                        }
                      },
                      "required": [
                        "payto_address"
                      ],
                      "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"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-14T22:20:07.817Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-14T22:20:07.367Z"
    },
    "resource": "https://402sentinel.com/api/assess",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Assess an x402 counterparty before paying. POST {target:{payto_address}, payment_context?, policy?}; payto may be a 0x EVM (Base) or base58 Solana seller. Returns risk_score 0-100, decision allow/review/block, confidence, coverage, per-dimension signals, key_factors (what drove the score) and a ready-to-apply recommended_policy. Scored from on-chain settlement behaviour, OFAC sanctions = hard block."
}

What the leaf hashes

{"body":"8596fcde31ea53f16f4cbaca6c935598db529fa5709a5d357d5f9d5bc5fcd419","id":60507,"kind":"listing","method":"baseline/1","observed_us":1793025448907254,"prev":null,"subject":"x402_bazaar:https://402sentinel.com/api/assess","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. 0x1e2949fb8c0b3475f7413d8a664f1c2f0140bb54bace81a6eaa9e7a0f5416b7b
2. 0x6051786c241648e3cbe68e5712810f5b8f05e74f92264b5280b1a30cd45299e8
3. 0xd12464ac8bc7bbdc7c76d6585ed98ff4c230664cba70db41bf222cbc9f1edefb
4. 0xa54e70e88acdee47db50e52cb0f5cb8c1d8871d67be3b5dc8b04a7f5b36f7fae
5. 0x5c5972463f8efd6862781f12d92e92d97a5b9cfdc33452f5312166dd3c0f8a28
6. 0x4e5f9c407381d0caa1c55bae018b39fe989485588bc164514bc658b840c53feb
7. 0x003591a9a212465947716d1910d5e3a88f3b4a8ab95907f3d4d8abc1ee949fd3
8. 0xe99d752907af6971e4bc20a504e80b43747326ccb57000d8ffd452deaab3bc0b
9. 0x04e47d3073e5cbce2e0372424be0b1280c053b6fc58275ca540924234ead7ca1
10. 0x25369e64d1405d0c4e7fe9646ccf55bf37eedc440887efa43e03c57f5c2a6707
11. 0xf0f77ed1d484625ddaf2f6e58baa64c9dec47a22b1a6beb91219a17bddac7dfa
12. 0x8e3531af6dd328ff9a174dd19751228f67fa0773c68a89edf859dffbd7b098c3
13. 0x42b0d9d5b53af5b0fe99cee10ce29fe484db78b92ce49f97190cc6d098651d47
14. 0x9dfd312f3d4937f7cb144cee3987e8516f222932b4ea286605236d73cfa1ed16
15. 0xc3a6a3ae44ec0da1848b16d40c45d7aac97a67352eea8df18e0f26edabea8a2f
16. 0x06d71bfa7d8b41d62c8836efc2c601e1cc3772d9453596b2ae4950887f3310ca
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae