Evidence row 1259051

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://ip.openverbs.com/v1/contains"
    ],
    [
      "x402",
      "https://ip.openverbs.com/v1/expand"
    ],
    [
      "x402",
      "https://ip.openverbs.com/v1/parse"
    ],
    [
      "x402",
      "https://ip.openverbs.com/v1/subnet"
    ]
  ],
  "name": "ip.openverbs.com",
  "owner_address": null,
  "raw": {
    "caip2_networks": [
      "eip155:8453"
    ],
    "category": "",
    "description": "",
    "domain": "ip.openverbs.com",
    "endpoints": [
      {
        "description": "Test whether an IP address falls within a CIDR block. A well-formed address of a different family (or simply outside the block) returns contains=false — not an error.",
        "method": "POST",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "192.168.1.42",
            "group": "body",
            "name": "address",
            "required": false,
            "type": "string"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "192.168.1.0/24",
            "group": "body",
            "name": "cidr",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.002",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "2",
          "l30DaysUniquePayers": "2"
        },
        "serviceName": "CIDR membership",
        "tags": [
          "cidr membership",
          "check ip in cidr",
          "ip range lookup",
          "test subnet contains ip",
          "validate ip network membership"
        ],
        "url": "https://ip.openverbs.com/v1/contains"
      },
      {
        "description": "Return both the fully-expanded (eight 4-hex groups) and canonical compressed (RFC 5952) forms of an address. IPv4 is returned unchanged in both fields.",
        "method": "POST",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "2001:db8::1",
            "group": "body",
            "name": "address",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.002",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "6",
          "l30DaysUniquePayers": "6"
        },
        "serviceName": "Expand / compress IPv6",
        "tags": [
          "ipv6 expand compress",
          "expand ipv6 address",
          "compress ipv6 address",
          "canonical ipv6 format",
          "rfc 5952 ipv6"
        ],
        "url": "https://ip.openverbs.com/v1/expand"
      },
      {
        "description": "Parse an IPv4 or IPv6 address and classify it — version, normalized form and RFC range (unicast, private, loopback, linkLocal, multicast, uniqueLocal, ipv4Mapped, …). Detects IPv4-mapped IPv6.",
        "method": "POST",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "192.168.1.1",
            "group": "body",
            "name": "address",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.002",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "2",
          "l30DaysUniquePayers": "2"
        },
        "serviceName": "Parse & classify IP",
        "tags": [
          "ip address parser",
          "parse ip address",
          "classify ip address",
          "ipv4 ipv6 lookup",
          "detect private ip"
        ],
        "url": "https://ip.openverbs.com/v1/parse"
      },
      {
        "description": "Compute network details of a CIDR block — network & broadcast address, usable host range, total and usable address counts. Works for IPv4 and IPv6 (counts returned as strings for large IPv6 blocks). Honours RFC 3021 for /31.",
        "method": "POST",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "192.168.1.0/24",
            "group": "body",
            "name": "cidr",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.002",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "2",
          "l30DaysUniquePayers": "2"
        },
        "serviceName": "Subnet calculator",
        "tags": [
          "subnet calculator",
          "cidr calculator",
          "ip network range",
          "calculate usable hosts",
          "network broadcast address"
        ],
        "url": "https://ip.openverbs.com/v1/subnet"
      }
    ],
    "enriched": false,
    "iconUrl": "",
    "id": "ip-openverbs-com",
    "integrationType": "",
    "isNew": false,
    "name": "ip.openverbs.com",
    "networks": [
      "Base"
    ],
    "priceSummary": {
      "avgCostBasis": "exact",
      "avgCostPerTransaction": "0.002",
      "currency": "USDC",
      "maxAmount": "0.002",
      "minAmount": "0.002"
    },
    "provider": "ip.openverbs.com",
    "providerUrl": "",
    "serviceName": "",
    "tags": [
      "cidr membership",
      "check ip in cidr",
      "ip range lookup",
      "test subnet contains ip",
      "validate ip network membership",
      "ipv6 expand compress",
      "expand ipv6 address",
      "compress ipv6 address",
      "canonical ipv6 format",
      "rfc 5952 ipv6",
      "ip address parser",
      "parse ip address",
      "classify ip address",
      "ipv4 ipv6 lookup",
      "detect private ip",
      "subnet calculator",
      "cidr calculator",
      "ip network range",
      "calculate usable hosts",
      "network broadcast address"
    ]
  },
  "source": "agentic_market",
  "summary": ""
}

What the leaf hashes

{"body":"ec21ad4b6200b42614ac130e58dc02d267fc43caf3b2c7494c0a7a8b4b778926","id":1259051,"kind":"listing","method":"sync.agentic_market/1","observed_us":1793384200064567,"prev":2641,"subject":"agentic_market:ip-openverbs-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. 0xa111c32dea673d08d131b682285528c674fe6cba0333b1151e60b756df942633
2. 0xf97d985a70a14b27ffa30c5ca936156bae713ce4c38f464ebf8066d1182bea60
3. 0x423211a6179041f5e90c4d181a45dd470ff76f3fa3ff212e8e361174885f9838
4. 0x7e297d26e091d53f4d1d28a948ec77bd1083fb6a437006f0364e590e48104ea0
5. 0x62e335c0cfad63576e924e9e0b4262193022d691215eeda74884ac9362b5ae84
6. 0xadef58f47e4d7696ccc2414a262991677ad39bbec71795e48991201093a503a9
7. 0x43e8371aa225db06b81017edc54fad8bbd849c89ed135375bd240226bc3f21dd
8. 0x8116750f7406eb7065433d25ffc3511a4c9598fc9693aaad7b01701990cf93e7
9. 0x0a0ebf6fe1218320a9815a6bdba35888886764978bf1e92d3e41baa124f66c71
10. 0x45d2482e17ef9dbbaf1ab123c2c29a259677f7aff88853204fed42b014d31fe7
11. 0xf05fb362384d25b993e8e7d8765bedf27158e813b9e983aa05efb5abc2a4c4f5
12. 0xe8456fde7c82095dd536981ac0646d7cddd340162ca0a0ed5c7615790b0ed9b3
13. 0xa4ef8b242e17e00395357e2457bc5040c7d94e42e7d8cb8e331ba687e9002650
14. 0x1eeab2b7eb6c0e44e79a2d3d5d5f63d9c0f269f286347cee11c002d3e7c1c75b
15. 0x11b43ed362a2fd4976e11eceb94ee4b7edbaf6823474ee1c36489f8f0a0496c4
16. 0x835211170e79bdce1a823ec914e3532e128f77751e9074286da35091b0200284
17. 0x61ef83255d34604cb052882568ca1d1386ac3cfb8284509715bc1734cff77831
18. 0x0c43c73b62a5d49ee1444b5dc4195fc5b16b141d3f4458e2e9fbd5fd6ecb367d

Day root

0x0826c7ad6039e06a2360ca0a4a3a4fe7f2626c6dc19f71a37599386f78b39875

Chained

0x36b4c8a1063758f0b8765fa1bdf75fa92fb543cc183add3e261880ee2bd1f822

Published

On Arc Testnet, block 69923247: 0x8704744146c6967c8abc9e9a99de4db7283b29e840922ea83a69b6fe776e6861