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Evidence row 4089

Observed , by baseline/1.

Kind
listing
About
source_record agentic_market:utilsforagents-com
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
fae2227053bacdda0ba46fd2893c14543dfd94e3916f2251ed71bc6a1ad2deaa
Leaf
0x8636d2e7d26df3ea65d212cec34ae8f352f9e07f867a5710e9c5e61477140529

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://utilsforagents.com/v1/diff"
    ],
    [
      "x402",
      "https://utilsforagents.com/v1/html/fetch-markdown"
    ],
    [
      "x402",
      "https://utilsforagents.com/v1/html/to-markdown"
    ],
    [
      "x402",
      "https://utilsforagents.com/v1/image/exif-summary"
    ],
    [
      "x402",
      "https://utilsforagents.com/v1/image/scrub-metadata"
    ],
    [
      "x402",
      "https://utilsforagents.com/v1/text/fetch-content"
    ],
    [
      "x402",
      "https://utilsforagents.com/v1/url/metadata"
    ],
    [
      "x402",
      "https://utilsforagents.com/v1/utilities/count-tokens"
    ]
  ],
  "name": "utilsforagents.com",
  "owner_address": null,
  "raw": {
    "caip2_networks": [
      "eip155:8453",
      "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"
    ],
    "category": "",
    "description": "",
    "domain": "utilsforagents.com",
    "endpoints": [
      {
        "description": "Compare two JSON objects or arrays and get a structured list of differences. Returns RFC 6902-style patch operations (add, remove, replace) with JSON Pointer paths (RFC 6901). Useful for change detection, audit logging, config comparison, and finding what changed between two API responses. Send {\"left\": <original>, \"right\": <modified>}. Optional: includeUnchanged (bool) includes unchanged paths; maxDepth (int 1–256, default 64) limits traversal depth.",
        "method": "POST",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": null,
            "group": "body",
            "name": "left",
            "required": false,
            "type": "object"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": null,
            "group": "body",
            "name": "right",
            "required": false,
            "type": "object"
          }
        ],
        "pricing": {
          "amount": "0.003",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": null,
        "serviceName": "",
        "tags": [],
        "url": "https://utilsforagents.com/v1/diff"
      },
      {
        "description": "Fetch a URL and convert its HTML content to Markdown. Handles redirects, downloads the HTML, and returns clean Markdown suitable for LLM context windows or document processing. Use this to read and summarize web pages, documentation, or articles. Send {\"url\": \"https://...\"}. Remote fetch timeout: 5s, max download size: 2 MB.",
        "method": "POST",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "https://quotes.toscrape.com",
            "group": "body",
            "name": "url",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.003",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": null,
        "serviceName": "",
        "tags": [],
        "url": "https://utilsforagents.com/v1/html/fetch-markdown"
      },
      {
        "description": "Convert an HTML string to clean Markdown. Strips navigation, scripts, styles, and non-content elements. Use when you have an HTML string in memory and want Markdown for an LLM context window, document processing, or storage. Send {\"html\": \"<html string>\"}. Also accepts a raw text/html body. Max 5 MB.",
        "method": "POST",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "<h1>Hello</h1><p>World</p>",
            "group": "body",
            "name": "html",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.003",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": null,
        "serviceName": "",
        "tags": [],
        "url": "https://utilsforagents.com/v1/html/to-markdown"
      },
      {
        "description": "Extract EXIF metadata from a JPEG image. Returns structured fields including camera make/model, GPS coordinates, timestamp, aperture, shutter speed, ISO, and more. Useful for reading location data from photos, auditing camera settings, or checking what metadata is embedded in an image. Send the image as a raw binary body (Content-Type: image/jpeg) or multipart/form-data with field name 'file'. Max 5 MB.",
        "method": "POST",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "(binary JPEG image)",
            "group": "body",
            "name": "file",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.003",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": null,
        "serviceName": "",
        "tags": [],
        "url": "https://utilsforagents.com/v1/image/exif-summary"
      },
      {
        "description": "Remove all embedded metadata (EXIF, XMP, IPTC) from a JPEG or PNG image and return the cleaned image binary. Use this to strip GPS coordinates, camera info, author data, and other privacy-sensitive metadata before sharing or publishing images. Send raw binary body (Content-Type: image/jpeg or image/png) or multipart/form-data with field 'file'. Max 5 MB. Returns cleaned binary image with Content-Type matching the original format.",
        "method": "POST",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "image/jpeg | image/png | multipart/form-data",
            "group": "header",
            "name": "Content-Type",
            "required": false,
            "type": "string"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "(binary JPEG or PNG image)",
            "group": "body",
            "name": "file",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.003",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": null,
        "serviceName": "",
        "tags": [],
        "url": "https://utilsforagents.com/v1/image/scrub-metadata"
      },
      {
        "description": "Fetch a URL and return its text content. Auto-detects the format: HTML is converted to Markdown, JSON is returned as formatted text, and Markdown or plain text is returned as-is. Use when you need to read any URL without knowing its content type in advance. Send {\"url\": \"https://...\"}. Remote fetch timeout: 5s, max download size: 2 MB.",
        "method": "POST",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "https://quotes.toscrape.com/readme.md",
            "group": "body",
            "name": "url",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.003",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": null,
        "serviceName": "",
        "tags": [],
        "url": "https://utilsforagents.com/v1/text/fetch-content"
      },
      {
        "description": "Fetch a URL and extract structured metadata from its HTML: title, description, canonical URL, language, favicon URL, RSS/Atom feed links, Open Graph tags (og:title, og:image, og:type, og:description, og:url), Twitter Card tags, and other meta tags (author, keywords, robots). Use this to get Open Graph data, preview cards, or site information without parsing HTML yourself. Send {\"url\": \"https://...\"}. Remote fetch timeout: 5s, max download size: 2 MB.",
        "method": "POST",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "https://quotes.toscrape.com",
            "group": "body",
            "name": "url",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.003",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "4",
          "l30DaysUniquePayers": "4"
        },
        "serviceName": "",
        "tags": [],
        "url": "https://utilsforagents.com/v1/url/metadata"
      },
      {
        "description": "Count the number of tokens in a text string using the specified tokenizer encoding. Supports cl100k_base (GPT-4/GPT-3.5, exact BPE), o200k_base (GPT-4o, exact BPE), claude (Claude models, estimated), and gemini (Gemini models, estimated). Use before sending text to an LLM to estimate cost, check context window fit, or enforce token budgets. For base64-encoded images, set content_type='image' for tile-based token estimation. Send {\"text\": \"...\", \"encoding\": \"cl100k_base\"}. Max 50 MB text.",
        "method": "POST",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "cl100k_base",
            "group": "body",
            "name": "encoding",
            "required": false,
            "type": "string"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "Hello, world!",
            "group": "body",
            "name": "text",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.003",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": null,
        "serviceName": "",
        "tags": [],
        "url": "https://utilsforagents.com/v1/utilities/count-tokens"
      }
    ],
    "enriched": false,
    "iconUrl": "",
    "id": "utilsforagents-com",
    "integrationType": "",
    "isNew": false,
    "name": "utilsforagents.com",
    "networks": [
      "Base",
      "solana:5eykt4usfv8p8njdtrepy1vzqkqzkvdp"
    ],
    "priceSummary": {
      "avgCostBasis": "exact",
      "avgCostPerTransaction": "0.003",
      "currency": "USDC",
      "maxAmount": "0.003",
      "minAmount": "0.003"
    },
    "provider": "utilsforagents.com",
    "providerUrl": "",
    "serviceName": "",
    "tags": []
  },
  "source": "agentic_market",
  "summary": ""
}

What the leaf hashes

{"body":"fae2227053bacdda0ba46fd2893c14543dfd94e3916f2251ed71bc6a1ad2deaa","id":4089,"kind":"listing","method":"baseline/1","observed_us":1793025277133818,"prev":null,"subject":"agentic_market:utilsforagents-com","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (296695 rows).

  1. 0x8636ccdeefd3cab601e0827690e146dce67f2df7dc805cc094c9d49333e488a4
  2. 0xbb1c1eadbeaefb0823c8853a529585de81cfbcb693155288a77106f1dfd0c256
  3. 0xcef9d48dbf0199af45a5d2b05e34a4b9fe840b1088da2c11e4daddd1459dd0db
  4. 0x378db50b2ccac6a7e6368da493fa0ae0ebd2b0e01bc60afc2c8cf0a6b0c761c5
  5. 0x8e4c9e7c94782684fe7b5c1e360057b54a13773243eb60310721afccda3e5597
  6. 0xb3ae3c7b1503f6f510c6c31f859b484c438caffbafe8640d9c3ab27e8c6570c0
  7. 0x2800e49c5c110fe6d0b10a8265df8a9d26dfbd426b1d33340052720631f77d87
  8. 0x0c8f800d358371bafd5718ad6abead346c2bd8786b10999ef8207790a4ee7639
  9. 0x71c0daefd140cec252c986d779edb4efc65fc2b221c658a7e6c7224d8aba2fc0
  10. 0x0d847b9eb30e194e701d2d4f8af4f34ef43f6c033fe5e001b93f122bdbea7c80
  11. 0xd6d2fb435c815b0341c19086a636cc9a706a6129405e2030054a243942b686fe
  12. 0x146f43471a3bde6d8a04e87b6afd3ee6860c6e38a009f86aee705ce722b67748
  13. 0x91c2ae93ec20c7fed5088112fe3941ca622dfb3f8f1022c4844726c361244bd4
  14. 0x0eff463856b0992d53ab7d8c0b97c71541413358bdd445710c1e4b6aeb4d8f78
  15. 0x7eb603d37f0f22dae1ea013e391889906ffc0139ff26e25b044bee38eec8f9b2
  16. 0x2b6e23e3624a1b66e1d2298cfbce99a93ce6b13d24a58112a71802d79c5f7a76
  17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
  18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
  19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
Day root
0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained
0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published
On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON