Evidence row 44570

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://percallapi.com/caller-id"
    ],
    [
      "x402",
      "https://percallapi.com/carrier-lookup"
    ],
    [
      "x402",
      "https://percallapi.com/news"
    ],
    [
      "x402",
      "https://percallapi.com/search"
    ],
    [
      "x402",
      "https://percallapi.com/whois"
    ]
  ],
  "name": "percallapi.com",
  "owner_address": null,
  "raw": {
    "caip2_networks": [
      "eip155:8453"
    ],
    "category": "",
    "description": "",
    "domain": "percallapi.com",
    "endpoints": [
      {
        "description": "Lookup registered caller name (CNAM identity), real-time line status (active vs. inactive), telecom carrier, and line type via Twilio. Provide ?phone=+14157012311.",
        "method": "GET",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "+14157012311",
            "group": "query",
            "name": "phone",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.04",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "2",
          "l30DaysUniquePayers": "2"
        },
        "serviceName": "",
        "tags": [],
        "url": "https://percallapi.com/caller-id"
      },
      {
        "description": "Inspect telecom carrier, network codes, and line type (mobile vs. landline vs. VoIP burner fraud detection) via Twilio. Provide ?phone=+14157012311.",
        "method": "GET",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "+14157012311",
            "group": "query",
            "name": "phone",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.01",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "7",
          "l30DaysUniquePayers": "4"
        },
        "serviceName": "",
        "tags": [],
        "url": "https://percallapi.com/carrier-lookup"
      },
      {
        "description": "Search real-time breaking news, market events, and press releases via the Brave News index. Returns fresh articles, publishers, and timestamps. Provide ?q=topic.",
        "method": "GET",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "base l2 upgrade",
            "group": "query",
            "name": "q",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.01",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "4",
          "l30DaysUniquePayers": "4"
        },
        "serviceName": "",
        "tags": [],
        "url": "https://percallapi.com/news"
      },
      {
        "description": "Execute live global web searches via the independent Brave Search index. Returns top ranked web pages, snippets, and page URLs. Provide ?q=your+query.",
        "method": "GET",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "x402 protocol base",
            "group": "query",
            "name": "q",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.01",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "4",
          "l30DaysUniquePayers": "4"
        },
        "serviceName": "",
        "tags": [],
        "url": "https://percallapi.com/search"
      },
      {
        "description": "Lookup WHOIS records and domain availability in JSON format. Provide the domain name via ?domain=example.com to query registrar, status, and expiration dates.",
        "method": "GET",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "cloudflare.com",
            "group": "query",
            "name": "domain",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.01",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "8",
          "l30DaysUniquePayers": "7"
        },
        "serviceName": "",
        "tags": [],
        "url": "https://percallapi.com/whois"
      }
    ],
    "enriched": false,
    "iconUrl": "",
    "id": "percallapi-com",
    "integrationType": "",
    "isNew": false,
    "name": "percallapi.com",
    "networks": [
      "Base"
    ],
    "priceSummary": {
      "avgCostBasis": "exact",
      "avgCostPerTransaction": "0.016",
      "currency": "USDC",
      "maxAmount": "0.04",
      "minAmount": "0.01"
    },
    "provider": "percallapi.com",
    "providerUrl": "",
    "serviceName": "",
    "tags": []
  },
  "source": "agentic_market",
  "summary": ""
}

What the leaf hashes

{"body":"b3a9f50ba1317778e1483a217f13b17fba8fd9468387a7c9d5f5102c78c7176f","id":44570,"kind":"listing","method":"sync.agentic_market/1","observed_us":1793025404931203,"prev":3301,"subject":"agentic_market:percallapi-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. 0xa40e827aee1d2705e81e3547ab71f5168fc4086663f4d46b225977f27720f96c
2. 0xf7322cfdfcd3b9f56b0cc175c72cdf34d03e8a045166a460ed3261e7d26c478c
3. 0xcdf4976f602b858aba5849f90523d34cd6b19bc6879c09c2bbb5c38f8c321197
4. 0x227074b7fbbdbf307cc8cabacb5e44daec839b82d929aac395fa9ecda619785f
5. 0x12a70ae626e36614851b14d7115cc043caf24b419b3a2e02ca25df7cfcdc0971
6. 0x14c212a47689d557a7738fafa70119c9a2006658ee224e3fbf1275daafb69f3e
7. 0xb02ff3036fe3986ac5272006a4ddd509593e1419cc8e60bab48ba961b5114835
8. 0xcf1be0ce1e98f9b6de8c60cc3b21f14ebdd13a1574ee95b7df0436c724ce1224
9. 0xc7f2f5b3daead6ffc6655816ed90d85a4642b08e84aa867c9b2ca924dc7a356c
10. 0x98005a23cbe74a9cdea08497a91d96ddecf46b8942b406963266e78529eea12d
11. 0xf02ec0f13d875e636ca9d24097cc2a185cdb09429c8c4ade598b8089f42bb140
12. 0x19537c574979327583a539261287714af2eee831125de819abab0f155acd3a75
13. 0xc34c13c58ba9c342ea1b833ac1882a4aea22777c4fd1092b2f83d3bac6b9f845
14. 0x428106f4ae4ec142f17aebf6fa50935242f8d3f1c211cf95d6351d03d11da2b7
15. 0x62a900133713919f4eed33d8336876b7a6d538233b8a4f3ed03b29aa44f5bad0
16. 0x1ac20d30773e1f4f2f811540e9a99b5cca9177c9e2e029acc0d80cf3f1d11f0f
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae