Evidence row 264850

What was observed

{
  "count": 4,
  "tools": [
    {
      "description": "Resolve DNS records (A, AAAA, CNAME, MX, NS, TXT, SOA, CAA, PTR, SRV). Costs $0.005 USDC per call (x402 or credits).",
      "inputSchema": {
        "properties": {
          "name": {
            "description": "Hostname to resolve",
            "type": "string"
          },
          "type": {
            "description": "Record type, default A",
            "type": "string"
          }
        },
        "required": [
          "name"
        ],
        "type": "object"
      },
      "name": "lookup_dns"
    },
    {
      "description": "One-call domain report: registration, DNS, email provider, SPF/DMARC, hosting. Costs $0.02 USDC per call (x402 or credits).",
      "inputSchema": {
        "properties": {
          "domain": {
            "description": "Domain name",
            "type": "string"
          }
        },
        "required": [
          "domain"
        ],
        "type": "object"
      },
      "name": "lookup_domain_report"
    },
    {
      "description": "IP network owner, range, country and reverse DNS. Costs $0.01 USDC per call (x402 or credits).",
      "inputSchema": {
        "properties": {
          "ip": {
            "description": "IPv4 or IPv6 address",
            "type": "string"
          }
        },
        "required": [
          "ip"
        ],
        "type": "object"
      },
      "name": "lookup_ip"
    },
    {
      "description": "Domain registration data (registrar, created/expires, status, nameservers) via RDAP. Costs $0.01 USDC per call (x402 or credits).",
      "inputSchema": {
        "properties": {
          "domain": {
            "description": "Domain name",
            "type": "string"
          }
        },
        "required": [
          "domain"
        ],
        "type": "object"
      },
      "name": "lookup_whois"
    }
  ]
}

What the leaf hashes

{"body":"d54ae0b55f908e1ac41bc0738266efa6363fc0ca650c7e77f5db9c52993b25a7","id":264850,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793034467797002,"prev":null,"subject":"efe6fa4f-1ec4-4407-b859-a4c53bb97076","subject_kind":"endpoint"}

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. 0x4a297f57770bc17f11eb6cb16a061dc9b7f6af175100b842c703fcbacc0f5d13
2. 0x60198f1805a2c46c3f281598fafd691dcfd394aa3e76d7b570059291ffe8c468
3. 0x561616217de62aabd30de42e5f2ff7bd66ec4601024817737e8e5a4c6405120c
4. 0x3f47a2b628ab48b179e8a309ae44c7da67376588c26d1fa59acb53fd677a0986
5. 0x3efae51027c8ef86970b889c7e3758a84629300d5293ddef1778706885a58731
6. 0x5c19f5cc56f7c4da4d091ba24764e77a60ef747e63a7dc06aa31ca9ecf4cc3af
7. 0x3378a48a29358d715c7744711460b66026efe73b4d6ad0c29c05e96ffb3a4397
8. 0x3e62c56dabcc8f497cc983313cc1cd74bd3c5bc5352923bd7dfdf3862c6c6e64
9. 0x1962b9a6d7d1547f94fc172de26910e173a42a8aab7f7f96a5a9525fcb0ba8b7
10. 0xff35957d30a52fe0e2689931f3ecb8ebbaf5d3e10aea8fff101120a9530edc59
11. 0x36446ee01203fb6b2027599f737b7bdd64e3db182e50230f9c82fff4f67be776
12. 0xee7d5711cd2515f4b08f3e4041d3d56304f9db6bffd82d82746f0f4ea43b8f26
13. 0xb86fa861d04737cb507e721eefbb066d26528fdb6017b1145c18d1223b93ee21
14. 0x88e326a39b26e2c125306c9d3805d14398ace088bba9a2a0aa376b811cfb201a
15. 0x2be1e80e065dd6b2cc75a7142be22225acd144ac975d70bf24b4f01fd76dc497
16. 0x2e6a32eb32761c210560e852405e2f865f958ddbe01027894f8b9c1b3433b9f0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae