Evidence row 525138

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": "8",
          "l30DaysUniquePayers": "7"
        },
        "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":"4c769276fa338adade5e19731d180ae8eef2bab11cc08c97d1915c99a66750d1","id":525138,"kind":"listing","method":"sync.agentic_market/1","observed_us":1793124751302875,"prev":15446,"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 2026-10-27 (273461 rows).

1. 0x21733fb403752d5842f97c75036f81f61462516f5238698c9ed6d958ac024084
2. 0x6eb0de578d998b3e3e18c0c887516d25aa50704598b7b588ddb435d3e60f5a60
3. 0x632a2a7023b33b36fe5c9857e9627b26f211d4d8bd111123342d0bc0590b6d95
4. 0xf4a356ea05f2cddb908fe7d83f82736d864990847e4e0d9c9a3c4bccb88a0f85
5. 0x0943c54cac5dfb19c7617d7e382aaadc4c6672f7f86c3393bc1dd9243c03189c
6. 0x2699915a5b3021ce636f99c72f1015d3bf433abc9482c957b43f5fd4c81d948a
7. 0x2f711bfcfa602ea45eaa3dfd5d14005a8d42a1ebbaae8cc25e3a82952fa5082b
8. 0x9a7e572663a48604b347cbf214e8821613d975c196fd43b3e0ab41c8fe5ed451
9. 0x723a9529fc202efaf7548b992d1b7bbcad24faa4eee950fb936433093bb9b359
10. 0xa86c9ac985b8bfa5e2836a1ff6e278bf30dd6e16ec849b093e557090df2dc256
11. 0xcd076dadba0ebdb10d4f98d66c39a46dcf81479dab835b894c5c4db1d59ebe7b
12. 0x3e618f03ac19ac846329a4673ab8d8561b083fca3c7f9a5fd8bd3bbee6556c25
13. 0x20ca24353b8aca3e061eedf55f49b69ae8369b88135dfdabf30039ed34db329a
14. 0xe8ee6f6ed50253c5ee2d1aa85a4b1a38ce94bca7f3b72fd1850f496152dbe285
15. 0xa383a1cfe9b3f6af67eb4c7642564b9424d46d7fca90e7ba175d549f8b67dd0c
16. 0x52efa60e0c3d8525486d2310eb3b6b566c9677c64fd1f819edb072cf101bcbdb
17. 0x22c1fb9487ee0b9732fa017a0cc321eb27a60c08450d112f755089796e12cb1c
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4