Evidence row 70890

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.ysaere.com/v1/intel/screen-bis-entity-list"
    ]
  ],
  "name": "Ysaere",
  "owner_address": "0x5d83d8f433e72013cebd649665662ee07e030b05",
  "raw": {
    "accepts": [
      {
        "amount": "20000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x5D83D8f433e72013ceBd649665662Ee07e030B05",
        "scheme": "exact"
      }
    ],
    "description": "Ysaere Agent BIS Entity List Screen — $0.02 USDC, no account needed. Input: {\"target\":\"Acme Corp\"}. The answer is in this response. A missing answer is refused before payment. Wallet only. No account price.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "target": "Acme Corp"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "data": {
                "answer": {
                  "source": "Official public registry / SEC EDGAR / U.S. government feed",
                  "summary": "Agent BIS Entity List Screen for Acme Corp"
                },
                "name": "Agent BIS Entity List Screen",
                "query": "Acme Corp",
                "sku": "screen-bis-entity-list"
              },
              "provenance": {
                "content_hash": "v2:sha512:…",
                "feed": "screen"
              },
              "usage": {
                "credits_consumed": 0,
                "payment_rail": "x402",
                "x402_tx_hash": "0x…"
              }
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "description": "Agent BIS Entity List Screen. The screen result is in this response, including a clear miss. A feed that did not answer is refused before payment.",
                  "properties": {
                    "target": {
                      "description": "Company name or ticker (for example \"Acme Corp\")",
                      "type": "string"
                    }
                  },
                  "required": [
                    "target"
                  ],
                  "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": "2026-10-21T11:24:02.038Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-21T11:24:01.833Z"
    },
    "resource": "https://api.ysaere.com/v1/intel/screen-bis-entity-list",
    "serviceName": "Ysaere",
    "tags": [
      "sanctions",
      "compliance",
      "screening",
      "kyb",
      "screen-bis-entity-list"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Ysaere Agent BIS Entity List Screen — $0.02 USDC, no account needed. Input: {\"target\":\"Acme Corp\"}. The answer is in this response. A missing answer is refused before payment. Wallet only. No account price."
}

What the leaf hashes

{"body":"ad69040ff4faa4135ec0c5b07c1a59afd88dedb3b7a7d193f08ffa7fbbae0d21","id":70890,"kind":"listing","method":"baseline/1","observed_us":1793025481146887,"prev":null,"subject":"x402_bazaar:https://api.ysaere.com/v1/intel/screen-bis-entity-list","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. 0x1efea31a630f8f2a0f8f66d3266a26e9a8a087130a0da98a587a950d23229b01
2. 0xe3f629104a7524c436a74d71afe98c6e91b4aff1e0c928752bbbf58f9ec29d7e
3. 0xd03daa0d57f51aadeafad9a4c8f28a1e2082a5e4748c76a7402481a5848a6223
4. 0xbeec0197dc86638e540cfd9b089fbe2ca47b00a295a0eb29379adb8ba7b8be72
5. 0xa67b4b5c07326ae26ed39a57d91ba7a4af4ffb4e3eec5d09743f055e3747f257
6. 0x1e49c969e8131772d932337aa83a7d50e4ad09b5e31a8c2e2403c22d91e2a3e7
7. 0xa87d040031c42425d6ad033f05841a65b4a645fb0d13f1e4a732611fd6009a71
8. 0xb12782d5d04c13e86edb6a887bb4b6f36fdb9211a42956f9ebc1bd5380963a45
9. 0x5ea005b2aad9c8979e952e284f06300a28be249aa66535acf2907a3a6fa36ae0
10. 0xef610ca79dfed4e1e00208e978a3a887d70d47190be682de5aa9a473137a32fe
11. 0x3e9f4dee30700b7fef683685ce6c4e483a5869ff14413228fe9abfbaa1a7cd3c
12. 0xbd94b9d1458901cf513783d5d2bc701e3babbcdf9219e07ee2be8fb2c897060f
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