Evidence row 48803

Observed 26 Oct 2026, 14:36 UTC, by sync.agentic_market/1.

Kind: listing
About: source_record agentic_market:visual-hugen-tokyo
Recorded: 26 Oct 2026, 14:36 UTC
Previous row: #4153
Body SHA-256: 9831f734c25a95e1e96769f7c387dbd7f61c9f878e12a4c1636e62d38e997c68
Leaf: 0x01537058ef8b0c9c3c1c8db05c3a1c0cfcb688c24bc2440d10cf20690643775e

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://visual.hugen.tokyo/visual/ocr"
    ],
    [
      "x402",
      "https://visual.hugen.tokyo/visual/parse"
    ],
    [
      "x402",
      "https://visual.hugen.tokyo/visual/pdf"
    ],
    [
      "x402",
      "https://visual.hugen.tokyo/visual/screenshot"
    ]
  ],
  "name": "visual.hugen.tokyo",
  "owner_address": null,
  "raw": {
    "caip2_networks": [
      "eip155:8453",
      "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"
    ],
    "category": "",
    "description": "",
    "domain": "visual.hugen.tokyo",
    "endpoints": [
      {
        "description": "OCR extraction from scanned PDF documents (English). Uses Tesseract to read text from image-based pages that have no embedded text layer. Returns structured text and metadata. Ideal for invoices, receipts, contracts, and legacy documents. $0.05 per extraction.",
        "method": "GET",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "50",
            "group": "query",
            "name": "max_pages",
            "required": false,
            "type": "string"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "https://example.com/scanned-invoice.pdf",
            "group": "query",
            "name": "url",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.05",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "3",
          "l30DaysUniquePayers": "2"
        },
        "serviceName": "",
        "tags": [],
        "url": "https://visual.hugen.tokyo/visual/ocr"
      },
      {
        "description": "Extract structured text, tables, and metadata from any PDF URL. Returns page-by-page text content, detected tables as JSON arrays, and document metadata (title, author, page count). No PDF library or OCR setup needed — pay per extraction. AI agent API for document intelligence and data extraction",
        "method": "GET",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "50",
            "group": "query",
            "name": "max_pages",
            "required": false,
            "type": "string"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "https://example.com/report.pdf",
            "group": "query",
            "name": "url",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.02",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": null,
        "serviceName": "",
        "tags": [],
        "url": "https://visual.hugen.tokyo/visual/parse"
      },
      {
        "description": "Render any URL into a clean A4 PDF with print-quality graphics. Auto-removes ads, cookie banners, and overlays. Returns base64-encoded PDF with metadata. No browser infrastructure or PDF library needed — pay per render. Accepts USDC payments on Base and Solana",
        "method": "GET",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "https://example.com",
            "group": "query",
            "name": "url",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.02",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "4",
          "l30DaysUniquePayers": "2"
        },
        "serviceName": "",
        "tags": [],
        "url": "https://visual.hugen.tokyo/visual/pdf"
      },
      {
        "description": "Screenshot any public URL — returns base64 JPEG/PNG with metadata (page title, file size, render time). Full-page scroll capture, CSS selector targeting, device emulation (iPhone 15 Pro, Pixel 7, iPad Pro 12.9), dark mode, ad/cookie banner auto-removal. No browser infrastructure needed, no server costs. Pay per capture. Accepts USDC payments on Base and Solana",
        "method": "GET",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "jpeg",
            "group": "query",
            "name": "format",
            "required": false,
            "type": "string"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "720",
            "group": "query",
            "name": "height",
            "required": false,
            "type": "string"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "https://github.com/coinbase/x402",
            "group": "query",
            "name": "url",
            "required": false,
            "type": "string"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "1280",
            "group": "query",
            "name": "width",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.02",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "2",
          "l30DaysUniquePayers": "2"
        },
        "serviceName": "",
        "tags": [],
        "url": "https://visual.hugen.tokyo/visual/screenshot"
      }
    ],
    "enriched": false,
    "iconUrl": "",
    "id": "visual-hugen-tokyo",
    "integrationType": "",
    "isNew": false,
    "name": "visual.hugen.tokyo",
    "networks": [
      "Base",
      "solana:5eykt4usfv8p8njdtrepy1vzqkqzkvdp"
    ],
    "priceSummary": {
      "avgCostBasis": "exact",
      "avgCostPerTransaction": "0.0275",
      "currency": "USDC",
      "maxAmount": "0.05",
      "minAmount": "0.02"
    },
    "provider": "visual.hugen.tokyo",
    "providerUrl": "",
    "serviceName": "",
    "tags": []
  },
  "source": "agentic_market",
  "summary": ""
}

What the leaf hashes

{"body":"9831f734c25a95e1e96769f7c387dbd7f61c9f878e12a4c1636e62d38e997c68","id":48803,"kind":"listing","method":"sync.agentic_market/1","observed_us":1793025412555279,"prev":4153,"subject":"agentic_market:visual-hugen-tokyo","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).
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Day root: 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained: 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published: On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON