Evidence row 1259200

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://txguard.schemasure.com/v1/tx/preflight"
    ]
  ],
  "name": "txguard.schemasure.com",
  "owner_address": null,
  "raw": {
    "caip2_networks": [
      "eip155:8453"
    ],
    "category": "",
    "description": "",
    "domain": "txguard.schemasure.com",
    "endpoints": [
      {
        "description": "Explain and preflight an unsigned Base transaction, EIP-712 typed data, or an EIP-3009 x402 payment authorization before you sign it. Decodes intent against verified ABIs, resolves proxies, classifies approvals, and checks a payment authorization against the quote it claims to pay: recipient, amount, asset, chain, freshness, and nonce replay. Returns unknown rather than guessing when a selector is ambiguous. Not a guarantee that a transaction is safe or profitable.",
        "method": "POST",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": null,
            "group": "body",
            "name": "expected_quote",
            "required": false,
            "type": "object"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": null,
            "group": "body",
            "name": "unsigned_tx",
            "required": false,
            "type": "object"
          }
        ],
        "pricing": {
          "amount": "0.02",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "17",
          "l30DaysUniquePayers": "6"
        },
        "serviceName": "TxGuard",
        "tags": [
          "base",
          "transaction",
          "preflight",
          "x402",
          "mpp"
        ],
        "url": "https://txguard.schemasure.com/v1/tx/preflight"
      }
    ],
    "enriched": false,
    "iconUrl": "",
    "id": "txguard-schemasure-com",
    "integrationType": "",
    "isNew": false,
    "name": "txguard.schemasure.com",
    "networks": [
      "Base"
    ],
    "priceSummary": {
      "avgCostBasis": "exact",
      "avgCostPerTransaction": "0.02",
      "currency": "USDC",
      "maxAmount": "0.02",
      "minAmount": "0.02"
    },
    "provider": "txguard.schemasure.com",
    "providerUrl": "",
    "serviceName": "TxGuard",
    "tags": [
      "base",
      "transaction",
      "preflight",
      "x402",
      "mpp"
    ]
  },
  "source": "agentic_market",
  "summary": ""
}

What the leaf hashes

{"body":"5998ecb3d97cacbaef5da4790ea856259fad7652e9401e56882d59e4f2c82164","id":1259200,"kind":"listing","method":"sync.agentic_market/1","observed_us":1793384209731100,"prev":null,"subject":"agentic_market:txguard-schemasure-com","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-30 (243099 rows).

1. 0x034b031fd21e1ff4947fb92a0ab58ce2f46f620b5859ea7803c4f4f7d9c40ddd
2. 0x571ae0925601e15aacd473a785a41e07d6d34221a345b4f132fbc68a8432cee3
3. 0x3c7bd8ba322642697ee8044cc42887dc4ea219ba3cd1fb6deba06ddae5eb4264
4. 0x2db1378b2d5fe31de4bb40e430f661e7ffddcc3647517a1b0543ed78f39dc3d8
5. 0x40888e083a376208d44953527eba62c012a9e7838c5cc2e218b18c64f98060ce
6. 0x130e501b9be5051d50611ff3fd10b6007bcdbe6363bfd980a0349c0344a8d96d
7. 0xbfb9c1059c8fcc4add1da767eb07d46daebca24ae4148b954bfb5172fd61230a
8. 0xb26a7a5e328f13699d74be8659e599048fe2255e2403014ef4c609f22671572a
9. 0xb054be472733ede943501861e69585e0d24cc9df29c05493bf4f004d1357dbd3
10. 0x270144fac81349d27131e93f91a7fec4b3af7e2ed979d3a301dbd0fab29891c0
11. 0x92833cc246e0272d42f35739a26d98e8c4d2228e9987fdf52a97365837265ebb
12. 0x9f08789ff12dd8e3fc700acf8c8acb731c26669748ad5c09a7b12d4382195cf7
13. 0x5265c50f3937a978a97dcf6529a74471a0814f84b7759709755dc93a22996c34
14. 0xa0c9900ba7512d3a576c15bf6cc53f55a0645d9bf9b4e2e4c1760d00af98e761
15. 0x2b7a05865245feaf40ea40b73e02d86357af2dcbac9c7b992f1420f5eaa15246
16. 0xe2a9872e1b6a01c55a7a8cc5c05c61f3933255db5c26b9c79be4011d28685b52
17. 0xb0c9ef42e725578748f3119c9dbebf2fc437266bda013df29f98ed3ebe621403
18. 0x30a81d8fcef4e8f9e2877c62796cfc5612fc1b251127d531dee28f8dbd5c5147

Day root

0x0826c7ad6039e06a2360ca0a4a3a4fe7f2626c6dc19f71a37599386f78b39875

Chained

0x36b4c8a1063758f0b8765fa1bdf75fa92fb543cc183add3e261880ee2bd1f822

Published

On Arc Testnet, block 69923247: 0x8704744146c6967c8abc9e9a99de4db7283b29e840922ea83a69b6fe776e6861