Evidence row 2576

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://hosaka-agents.vercel.app/contacts"
    ],
    [
      "x402",
      "https://hosaka-agents.vercel.app/dossier"
    ],
    [
      "x402",
      "https://hosaka-agents.vercel.app/executives"
    ],
    [
      "x402",
      "https://hosaka-agents.vercel.app/lookup"
    ],
    [
      "x402",
      "https://hosaka-agents.vercel.app/people"
    ]
  ],
  "name": "hosaka-agents.vercel.app",
  "owner_address": null,
  "raw": {
    "caip2_networks": [
      "eip155:137",
      "eip155:143",
      "eip155:42161",
      "eip155:4663",
      "eip155:8453",
      "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"
    ],
    "category": "",
    "description": "",
    "domain": "hosaka-agents.vercel.app",
    "endpoints": [
      {
        "description": "Use when you need to reach a company rather than a named person: the emails, phone numbers and social accounts it publishes about itself, gathered from its own site. Also returns every third-party vendor the company can be proven to use, with the record proving each. For support, sales and abuse contact discovery from a domain.",
        "method": "POST",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "figma.com",
            "group": "body",
            "name": "domain",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.02",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": null,
        "serviceName": "Hosaka",
        "tags": [
          "contacts",
          "email-lookup",
          "company-data",
          "enrichment",
          "b2b"
        ],
        "url": "https://hosaka-agents.vercel.app/contacts"
      },
      {
        "description": "Use when you need a company's technology and vendor stack from its domain alone. Returns every third-party service it runs on — the software and tools behind its mail, DNS, CDN, analytics, payments, support and hosting — each with the DNS record or loaded script that proves it, plus registration, certificate and site facts. Technographics and SaaS detection without a subscription.",
        "method": "POST",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "figma.com",
            "group": "body",
            "name": "domain",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.02",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": null,
        "serviceName": "Hosaka",
        "tags": [
          "technographics",
          "vendor-stack",
          "software-detection",
          "tools",
          "enrichment"
        ],
        "url": "https://hosaka-agents.vercel.app/dossier"
      },
      {
        "description": "Use when all you have is a company domain and you need the people who can sign: owners, founders, C-level, partners, VPs, heads and directors, each with title, location and profile link. Endpoints that enrich a known person want an email or a profile URL first; this one starts from the domain. Also returns the company's proven vendor stack, so one call answers who decides and what they already run.",
        "method": "POST",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "figma.com",
            "group": "body",
            "name": "domain",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.21",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": null,
        "serviceName": "Hosaka",
        "tags": [
          "decision-makers",
          "people-data",
          "prospecting",
          "enrichment",
          "b2b"
        ],
        "url": "https://hosaka-agents.vercel.app/executives"
      },
      {
        "description": "Use when you have a company domain and need to know what the company is before spending more. Returns the company name and site title, domain age, registrar, mail provider, DNS provider, DMARC and HTTPS status, and a count of the third-party vendors detected. One call, no signup, no API key. The cheapest way to qualify a domain before buying a fuller record.",
        "method": "POST",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "figma.com",
            "group": "body",
            "name": "domain",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.005",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "6",
          "l30DaysUniquePayers": "5"
        },
        "serviceName": "Hosaka",
        "tags": [
          "company-data",
          "enrichment",
          "domain",
          "software-detection",
          "b2b"
        ],
        "url": "https://hosaka-agents.vercel.app/lookup"
      },
      {
        "description": "Use when all you have is a company domain and you need the people. Most people-data endpoints want an email or a LinkedIn URL before they will answer, which is the thing you do not have yet; this one starts from the domain alone. Returns named employees with job title, seniority, location and profile link, plus the company's proven third-party vendor stack in the same call.",
        "method": "POST",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "figma.com",
            "group": "body",
            "name": "domain",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.19",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": null,
        "serviceName": "Hosaka",
        "tags": [
          "people-data",
          "lead-enrichment",
          "prospecting",
          "enrichment",
          "b2b"
        ],
        "url": "https://hosaka-agents.vercel.app/people"
      }
    ],
    "enriched": false,
    "iconUrl": "",
    "id": "hosaka-agents-vercel-app",
    "integrationType": "",
    "isNew": false,
    "name": "hosaka-agents.vercel.app",
    "networks": [
      "Base",
      "algorand:wghe2pwdvd7s12bl5faop20egyesn73ktic1qzkkit8=",
      "eip155:137",
      "eip155:143",
      "eip155:42161",
      "eip155:4663",
      "solana:5eykt4usfv8p8njdtrepy1vzqkqzkvdp"
    ],
    "priceSummary": {
      "avgCostBasis": "exact",
      "avgCostPerTransaction": "0.089",
      "currency": "USDC",
      "maxAmount": "0.21",
      "minAmount": "0.005"
    },
    "provider": "hosaka-agents.vercel.app",
    "providerUrl": "",
    "serviceName": "Hosaka",
    "tags": [
      "contacts",
      "email-lookup",
      "company-data",
      "enrichment",
      "b2b",
      "technographics",
      "vendor-stack",
      "software-detection",
      "tools",
      "decision-makers",
      "people-data",
      "prospecting",
      "domain",
      "lead-enrichment"
    ]
  },
  "source": "agentic_market",
  "summary": ""
}

What the leaf hashes

{"body":"9fdfa84554533d38f9142420aaad5d0db9975b74f16e54abbf64bdde82ee4b14","id":2576,"kind":"listing","method":"baseline/1","observed_us":1793025266959966,"prev":null,"subject":"agentic_market:hosaka-agents-vercel-app","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. 0xad62c2cc141881af0d3475802d63afda5db158508ed58b0e44044a651b03ad19
2. 0xb9557b11d4a09381acd3b9e81a6234f2ffd58456d851c93f9827de4ab44cadc8
3. 0x7349e1582b568594b1aa92aa9425480fb1577161ece04036dfa19666f688bb51
4. 0x7012e1ae8d878d1aaf9f1a17d590074230cbad33b96ba678bd2a2b7da6c0ca68
5. 0x34f7d1be52ff32f6a2a7fedaba27e4fe2cd2077e157d98aca03d1bb8e1f582f2
6. 0xd4a44664fae32a90314f499fde3e9b286118d839a1d5f09d1ef6f8610774427c
7. 0xd2db5a4c04dce0244f23cefa18ff639050aaa6fc8a75fdce18ca7ef8b92bb5c5
8. 0x8bb3bc09486d60da457fe2198bfed53b5b048a34f1bb4c78a3c55e2651f84dee
9. 0xbbbcdb2a68b371a0b7b0af22f935a0deedf517e33fcff3c1e319aa53090c36c0
10. 0x69f5e36901c930d3d90499bc3b7d9e7644e48cf4f26d1ebf8d605ee5e9424913
11. 0x317c51a47b234292d19f812377ad1cc4d05ded07987c4ea1ac9ae1ad2b20f0d2
12. 0x51f06c175a7c946ebe50ef243d6f9370a8fe85c996e53eff19ffcc4585ea8c18
13. 0xe292b5a99219f136bce6647ce74b21240a1c7331d2475b1839220fd363c94217
14. 0x3b4dba7d874fc323b0a364140a9c60f37bf547fe671897653118a9873fe03420
15. 0x1a74ed3b3756b9cd946da49701bcec120ec88645013da99fa9eea60b39e1a570
16. 0x123ec8bee20ddc55223eeef5a4f4d6c4b6416515adbb911c56759f5cde56e452
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae