Evidence row 278287

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.webacy.com/addresses/:address"
    ],
    [
      "x402",
      "https://api.webacy.com/addresses/:address/approvals"
    ],
    [
      "x402",
      "https://api.webacy.com/contracts/:contractAddress"
    ],
    [
      "x402",
      "https://api.webacy.com/sanctioned/:address"
    ],
    [
      "x402",
      "https://api.webacy.com/source-code/:contractAddress"
    ]
  ],
  "name": "api.webacy.com",
  "owner_address": null,
  "raw": {
    "caip2_networks": [
      "eip155:8453"
    ],
    "category": "",
    "description": "",
    "domain": "api.webacy.com",
    "endpoints": [
      {
        "description": "Comprehensive risk analysis for a blockchain wallet address: contract/EOA classification, token standard, and identified risk issues across all providers.",
        "method": "GET",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "eth",
            "group": "query",
            "name": "chain",
            "required": false,
            "type": "string"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045",
            "group": "path",
            "name": "address",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.5",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "1",
          "l30DaysUniquePayers": "1"
        },
        "serviceName": "Webacy Risk Score API",
        "tags": [
          "risk-score",
          "address"
        ],
        "url": "https://api.webacy.com/addresses/:address"
      },
      {
        "description": "Paginated list of active token approvals granted by a wallet address, with risk flags for risky spenders.",
        "method": "GET",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "eth",
            "group": "query",
            "name": "chain",
            "required": false,
            "type": "string"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045",
            "group": "path",
            "name": "address",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.5",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "1",
          "l30DaysUniquePayers": "1"
        },
        "serviceName": "Webacy Risk Score API",
        "tags": [
          "risk-score",
          "address",
          "approvals"
        ],
        "url": "https://api.webacy.com/addresses/:address/approvals"
      },
      {
        "description": "Risk analysis for a smart contract: verified-source status, static analysis, asset-type resolution, and (optionally) deployer risk.",
        "method": "GET",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "eth",
            "group": "query",
            "name": "chain",
            "required": false,
            "type": "string"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48",
            "group": "path",
            "name": "contractAddress",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.5",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "1",
          "l30DaysUniquePayers": "1"
        },
        "serviceName": "Webacy Risk Score API",
        "tags": [
          "risk-score",
          "contract"
        ],
        "url": "https://api.webacy.com/contracts/:contractAddress"
      },
      {
        "description": "OFAC / sanctions screening for a wallet address. Compliance-sensitive callers should gate on `sanctions_status === \"clean\"`, not `is_sanctioned === false`.",
        "method": "GET",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "eth",
            "group": "query",
            "name": "chain",
            "required": false,
            "type": "string"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045",
            "group": "path",
            "name": "address",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.5",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "1",
          "l30DaysUniquePayers": "1"
        },
        "serviceName": "Webacy Risk Score API",
        "tags": [
          "risk-score",
          "sanctions",
          "address"
        ],
        "url": "https://api.webacy.com/sanctioned/:address"
      },
      {
        "description": "Verified source code for a smart contract, fetched from the chain-appropriate block explorer. Returns `null` if unverified or unavailable.",
        "method": "GET",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "eth",
            "group": "query",
            "name": "chain",
            "required": false,
            "type": "string"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48",
            "group": "path",
            "name": "contractAddress",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.5",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "1",
          "l30DaysUniquePayers": "1"
        },
        "serviceName": "Webacy Risk Score API",
        "tags": [
          "contracts",
          "source-code"
        ],
        "url": "https://api.webacy.com/source-code/:contractAddress"
      }
    ],
    "enriched": false,
    "iconUrl": "",
    "id": "api-webacy-com",
    "integrationType": "",
    "isNew": false,
    "name": "api.webacy.com",
    "networks": [
      "Base"
    ],
    "priceSummary": {
      "avgCostBasis": "exact",
      "avgCostPerTransaction": "0.5",
      "currency": "USDC",
      "maxAmount": "0.5",
      "minAmount": "0.5"
    },
    "provider": "api.webacy.com",
    "providerUrl": "",
    "serviceName": "Webacy Risk Score API",
    "tags": [
      "risk-score",
      "address",
      "approvals",
      "contract",
      "sanctions",
      "contracts",
      "source-code"
    ]
  },
  "source": "agentic_market",
  "summary": ""
}

What the leaf hashes

{"body":"fe1075c5137ebf61c6b5e32f432957b3ac84dfddb9de34bbf4fac4a1fef26803","id":278287,"kind":"listing","method":"sync.agentic_market/1","observed_us":1793042063362017,"prev":271838,"subject":"agentic_market:api-webacy-com","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0x92716e661a6d73be3eb8d551000cec01c3d5122addd8f4a065a78add4516949f
2. 0xf3567bba5916f13f4ca1c2fcb78de9313922d8ccf46283c5bb96cad6f0aea67c
3. 0x6b6ca21220daf81ec826c8599f5c0d02353f170b30d2d49a5bd115ab131450cd
4. 0x2ed9c1c665f02a1349875bdb2e6b859b90115278ad178e6583d50484b4c118e1
5. 0x1c6a3ba00d236ef3a7d4788b4757715c0979c162a88b1d9f62f2662298dd7c4f
6. 0x4e3890350587e5bdd99f775d34266a9706ca6cb38e7ce4272c155b1707b42637
7. 0x043acc0a250196cdc032a5a24981d4945fb804f1162cc89b97aabb8db82ade8d
8. 0x85d269abeda3d4ea92eec33fb0a64217e687f95c0d67499636dc6532ad3a2113
9. 0x78027224298b7f4e3eac6887832f9b7f61826747c384f340d4537793eb1d13a7
10. 0x832f34bb008802b110406e880902a2a6955e0c595bbbe020688b9d51bc08dc80
11. 0x316efc275d57dcc035269c8eb6bada510779068882f33960d16f7f84af2b4432
12. 0xe131b224ee3c295dfa790b458d9daa11e2a32e6131c280c6be7d92190c756a88
13. 0x45c1d3062bbe98a6b1540c7e2ccf6516eedd6ef07fdfeb1ba77ee6272970447c
14. 0xf0edabbb9ba0d643e5505d19d07637eb6f6aed0a1c7356af43ae7d84ae9ef0c5
15. 0xf0bd63870f0bb378fa300bd33563050dcb7b3e02b44eb3ee550c1c534ec4b246
16. 0x1ac20d30773e1f4f2f811540e9a99b5cca9177c9e2e029acc0d80cf3f1d11f0f
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae