Evidence row 278540

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api-1-screening.agent-tollbooth.workers.dev/screen"
    ]
  ],
  "name": "ScreenSeal",
  "owner_address": "0x14a202ef40c07727b551426b863ecfc21b74a6fe",
  "raw": {
    "accepts": [
      {
        "amount": "20000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x14a202ef40c07727b551426b863ecfc21b74a6fe",
        "scheme": "exact"
      }
    ],
    "description": "ScreenSeal — sanctions screening: a name checked against the OFAC SDN and EU FSF lists. Informational signal, not legal advice.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "name": "Jane Doe"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "disclaimer": "Informational screening signal only — not a legal determination, compliance certification, or clearance.",
              "matches": [
                {
                  "confidence": 0.87,
                  "list": "ofac-sdn",
                  "matched_name": "EXAMPLE PERSON",
                  "record_id": "12345678"
                }
              ]
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "additionalProperties": false,
                  "properties": {
                    "dob": {
                      "description": "Date of birth, strict YYYY-MM-DD.",
                      "type": "string"
                    },
                    "entity_type": {
                      "description": "Type of entity being screened.",
                      "enum": [
                        "individual",
                        "entity",
                        "vessel",
                        "aircraft"
                      ],
                      "type": "string"
                    },
                    "name": {
                      "description": "Person or organization name to screen (2-200 characters).",
                      "type": "string"
                    },
                    "nationality": {
                      "description": "ISO 3166-1 alpha-2 country code, uppercase.",
                      "type": "string"
                    }
                  },
                  "required": [
                    "name"
                  ],
                  "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": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-26T18:51:40.344Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-17T01:19:08.439Z"
    },
    "resource": "https://api-1-screening.agent-tollbooth.workers.dev/screen",
    "serviceName": "ScreenSeal",
    "tags": [
      "sanctions",
      "sanctions-screening",
      "compliance",
      "ofac",
      "kyc"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "ScreenSeal — sanctions screening: a name checked against the OFAC SDN and EU FSF lists. Informational signal, not legal advice."
}

What the leaf hashes

{"body":"dfb1bec7095c1eec5429eafaba1767a143f2843cf38a080e98469e6455b05279","id":278540,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793042077582680,"prev":64494,"subject":"x402_bazaar:https://api-1-screening.agent-tollbooth.workers.dev/screen","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. 0x56e9c72ee7cac4e0179d05cb59eebd6c177866462376b412cce24704254e6699
2. 0xfdb9fb210fb221c67fd5e3f109fb7ebb45005e0a578121100e1dacde3209df6f
3. 0x48445a9fe4b313ba952f5fc22762b3eb4c31c5b83f6d0ce77bf0cd7d238b4a53
4. 0xf25d8e3083a4745478b03ca657e1e75a6f62832661d5a67b18701cd0c412ce77
5. 0x897abcd02416eb762b45ef87c7c1c3cb6f159dec61dcdf767c563d52e4b1ecfa
6. 0x1625767442ba1f9744d30d71fa7d3922678102b64b53df1211eaafeb3afe6bb0
7. 0xaff939a070f302e5d3320d244c436fc59bda6b6d58f89d0f9c669cef4a820a5c
8. 0x5b0b0b535a829df77990e2d4dcef5c7df0fbdab078924f49a750eb4a125ccd80
9. 0xb3be4a874b183d8692dca7f0753feeeffeba3c7aa1391c3b30d68034c0cdcfbc
10. 0x6ad191c620905d75c8f292ab1bfa2ccb573a7a6056d4736144314aef5604460e
11. 0x7c6e7d8ec8a6bb5540ab8e4e885e6c646f71198fce1b0e917447538a70811486
12. 0x01ecb94c2efbfb8e9050ebbd813fbba80bbcbc345f98de707345bc4bc88c94e8
13. 0x8ba3430866b4c11cea7eba9923ee4fa8a5074849df417006e4441426c1f13056
14. 0x5cdeb4648502e0633d01cc4f3379d48cccb9d4f528565b2868eb93db0df9e829
15. 0x7726154b91b2ad65b13849ef6cb6443b1f0ff113a3089c9bd5f2bcfc16be099d
16. 0x47b89901b0f07938a6b9a66ddf35683903f79d756a7c7763665fd632758b08d0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae