Evidence row 570834

What was observed

{
  "count": 13,
  "tools": [
    {
      "description": "Show the remaining credit balance of the API key sent with this request. Free.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {},
        "type": "object"
      },
      "name": "account_balance"
    },
    {
      "description": "Build a company profile from just a domain: name, description, logo, location, social profiles, public contact info, domain age, email and hosting providers, key tech stack, and business signals (takes payments, hiring, runs ads...). One call instead of six. Price: $0.01 per call.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "domain": {
            "description": "Company domain, e.g. figma.com",
            "type": "string"
          }
        },
        "required": [
          "domain"
        ],
        "type": "object"
      },
      "name": "company_profile"
    },
    {
      "description": "Create an AIPayGen API key with $0.05 of free trial credits. Free. Store the key: it is shown only once.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "label": {
            "description": "Optional name for the key, e.g. your agent's name",
            "maxLength": 80,
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "create_api_key"
    },
    {
      "description": "Resolve DNS records for a domain (A, AAAA, CNAME, MX, NS, TXT, SOA, CAA) and identify its DNS host and email provider. Price: $0.001 per call.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "domain": {
            "description": "Domain name, e.g. stripe.com",
            "type": "string"
          },
          "types": {
            "description": "Record types to fetch. Defaults to A, AAAA, MX, NS, TXT.",
            "items": {
              "enum": [
                "A",
                "AAAA",
                "CNAME",
                "MX",
                "NS",
                "TXT",
                "SOA",
                "CAA"
              ],
              "type": "string"
            },
            "type": "array"
          }
        },
        "required": [
          "domain"
        ],
        "type": "object"
      },
      "name": "dns_lookup"
    },
    {
      "description": "Everything about a domain in one call: DNS, registration, certificates and subdomains, email security grade, HTTP security headers grade, tech stack and website metadata, plus an overall summary. Price: $0.02 per call.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "domain": {
            "description": "Domain name, e.g. cloudflare.com",
            "type": "string"
          }
        },
        "required": [
          "domain"
        ],
        "type": "object"
      },
      "name": "domain_report"
    },
    {
      "description": "Look up who registered a domain and when: registrar, creation and expiry dates, domain age, status codes, nameservers and DNSSEC, via RDAP (the modern WHOIS). Price: $0.002 per call.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "domain": {
            "description": "Domain name, e.g. openai.com",
            "type": "string"
          }
        },
        "required": [
          "domain"
        ],
        "type": "object"
      },
      "name": "domain_whois"
    },
    {
      "description": "Audit a domain's email security: SPF, DMARC policy, DKIM keys, MX/email provider, MTA-STS, TLS-RPT and BIMI, with an A-F grade, a spoofability verdict and plain-English issues. Price: $0.002 per call.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "domain": {
            "description": "Domain name, e.g. github.com",
            "type": "string"
          }
        },
        "required": [
          "domain"
        ],
        "type": "object"
      },
      "name": "email_security"
    },
    {
      "description": "Fetch a web page and return its main content as clean Markdown (navigation, ads, scripts and cookie banners removed), ready for an LLM to read. Price: $0.002 per call.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "max_chars": {
            "description": "Maximum Markdown length. Default 20000.",
            "maximum": 100000,
            "minimum": 1000,
            "type": "integer"
          },
          "url": {
            "description": "Page URL, e.g. https://blog.cloudflare.com",
            "type": "string"
          }
        },
        "required": [
          "url"
        ],
        "type": "object"
      },
      "name": "page_to_markdown"
    },
    {
      "description": "List every tool with its price per call and the accepted payment methods. Free.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {},
        "type": "object"
      },
      "name": "pricing"
    },
    {
      "description": "Grade a website's HTTP security headers (HSTS, CSP, X-Frame-Options, Referrer-Policy and more) A-F, list what is missing, and flag exposed server version info. Price: $0.001 per call.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "url": {
            "description": "Website URL or domain, e.g. https://example.com",
            "type": "string"
          }
        },
        "required": [
          "url"
        ],
        "type": "object"
      },
      "name": "security_headers"
    },
    {
      "description": "Extract a website's title, description, language, social profiles, public contact emails and phones, key pages (contact, pricing, careers, docs), RSS feeds and schema.org organization data. Price: $0.002 per call.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "url": {
            "description": "Website URL or domain, e.g. notion.so",
            "type": "string"
          }
        },
        "required": [
          "url"
        ],
        "type": "object"
      },
      "name": "site_metadata"
    },
    {
      "description": "Check a domain's TLS certificates from Certificate Transparency logs: current certificate, issuer, days until expiry, and every subdomain that has appeared on a certificate. Price: $0.003 per call.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "domain": {
            "description": "Domain name, e.g. shopify.com",
            "type": "string"
          }
        },
        "required": [
          "domain"
        ],
        "type": "object"
      },
      "name": "ssl_certificates"
    },
    {
      "description": "Detect what a website is built with: framework, CMS or site builder, hosting/CDN, web server, analytics, ad pixels, payments, chat, auth and more (90+ technologies), with the evidence for each. Price: $0.003 per call.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "url": {
            "description": "Website URL or domain, e.g. linear.app",
            "type": "string"
          }
        },
        "required": [
          "url"
        ],
        "type": "object"
      },
      "name": "tech_stack"
    }
  ]
}

What the leaf hashes

{"body":"e6a88a3cb019a5b69142e852170de8c7a0a4053648c5798db520c52251e7e1c4","id":570834,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793139947436520,"prev":null,"subject":"8717765c-6dd4-4b4f-8cb0-90676c8c8f2f","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-27 (273461 rows).

1. 0xae3208391001174ce85f21e1bc595dfb8b1e7d156d4aaf01f67a8858ea2960db
2. 0x0a75926af5d7b9b3086b31d566206f1763d1dc2e5e2af6ee0ea1c05ac29e59a0
3. 0xf9c6da56e4d30417189532d69b5e4574e3df0a51682216f34efa722d72f2bc39
4. 0xcbd27009f5b6f22588c4d45179b33abddfff8e788cd7104fb31d135e62196b31
5. 0xccbc26a0c96591d4d12d6339658887a05e9199d30737b9dc3bf921012019cfa8
6. 0x9670855b03e88ae86ffbf0ea48f3cf1b501724c0dfae7a3b29d5cc6ea0707473
7. 0x83428e42fb1a94e1349cb77d056be07b83cb32bd756f9b623004df4815006fb0
8. 0xc5a5bc8e95259faed8f16fcc3b4326a18714d70640575a97fb883f96258a3777
9. 0xda506bb0b44c603f2cff0ad0c61a7c008cf5a8b7c186617d23b6b6013794a41f
10. 0xb64aaf3325ca42a36cafa2858548ab650f108967fe88c976d8df19f65c84c297
11. 0xb89b24cd1d7e0c7c2ce0c435dc1342bd2dd1e8dbc66c7f39012d50e51bc3b3eb
12. 0x4cddbeeac8c1524fc617036c97fadc68ab084810bb271f11ef4210796d067f9d
13. 0x4c82d20074b9d7d77e728b0250a2c662412d8d0f7eccff2d8100bfcc4434597f
14. 0x98c6ed3e7b5bb7f1757a8660af410226a11dd563bf83010040c2ce059ab45e54
15. 0xec7bb68216a4deb1960acfbbd75da88f7e468b58adb9cf3ec62f2790e46508b3
16. 0x64c405a28e8819716221eb2529fe4ce277ab08025e17e685cbd5ece75ceb75c7
17. 0xf30fddbf4811226c58e8f0daf36fddd79fc5f1356b592bb1d99a8061ddbabe66
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4