Evidence row 3607

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://scrapecheck.fly.dev/verify"
    ],
    [
      "x402",
      "https://scrapecheck.fly.dev/verify-hash"
    ],
    [
      "x402",
      "https://scrapecheck.fly.dev/verify-json"
    ],
    [
      "x402",
      "https://scrapecheck.fly.dev/verify-presence"
    ],
    [
      "x402",
      "https://scrapecheck.fly.dev/verify-redirect"
    ],
    [
      "x402",
      "https://scrapecheck.fly.dev/verify-xml"
    ]
  ],
  "name": "scrapecheck.fly.dev",
  "owner_address": null,
  "raw": {
    "caip2_networks": [
      "eip155:137",
      "eip155:8453",
      "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"
    ],
    "category": "",
    "description": "",
    "domain": "scrapecheck.fly.dev",
    "endpoints": [
      {
        "description": "Checks whether a value you did not fetch yourself is actually on the page it came from. Independently re-fetches the source and returns a signed pass/fail/unverifiable verdict. A claim is never certified unless the re-fetched page contains it, and anything unconfirmed is unverifiable, never pass. Server-rendered pages only. $0.01 per check. First 100 checks per client are free: resend this exact request with header X-Use-Free-Allowance: yes and no payment to use them.",
        "method": "POST",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "get the current price and stock status of A Light in the Attic",
            "group": "body",
            "name": "asked",
            "required": false,
            "type": "string"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": null,
            "group": "body",
            "name": "claim",
            "required": false,
            "type": "object"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "https://books.toscrape.com/catalogue/a-light-in-the-attic_1000/index.html",
            "group": "body",
            "name": "url",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.01",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "3",
          "l30DaysUniquePayers": "3"
        },
        "serviceName": "ScrapeCheck",
        "tags": [
          "verification",
          "scraping",
          "data-quality",
          "trust",
          "web"
        ],
        "url": "https://scrapecheck.fly.dev/verify"
      },
      {
        "description": "Checksum tier (deterministic, no LLM): verifies the exact bytes served at a public URL hash to a claimed sha256, by independent double re-fetch. Use it to confirm a download or artifact matches its published checksum. Bodies up to 3 MB; dynamic pages return unverifiable, never a guess. sha256 only. First 100 checks per client are free: resend with header X-Use-Free-Allowance: yes and no payment to use them.",
        "method": "POST",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": null,
            "group": "body",
            "name": "claim",
            "required": false,
            "type": "object"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "https://scrapecheck.fly.dev/.well-known/402index-verify.txt",
            "group": "body",
            "name": "url",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.002",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "7",
          "l30DaysUniquePayers": "6"
        },
        "serviceName": "ScrapeCheck",
        "tags": [
          "verification",
          "checksum",
          "integrity",
          "artifacts"
        ],
        "url": "https://scrapecheck.fly.dev/verify-hash"
      },
      {
        "description": "JSON tier (deterministic, no LLM): verifies a claimed value lives at a named JSON path in a public endpoint's response, by independent double re-fetch. Use it for machine-readable API responses; for HTML pages use /verify. Claim keys are paths (data.items[0].price). Type-strict; volatile values return unverifiable, never a guess. Public HTTPS JSON only. First 100 checks per client are free: resend with header X-Use-Free-Allowance: yes and no payment to use them.",
        "method": "POST",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": null,
            "group": "body",
            "name": "claim",
            "required": false,
            "type": "object"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "https://scrapecheck.fly.dev/healthz",
            "group": "body",
            "name": "url",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.002",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "6",
          "l30DaysUniquePayers": "5"
        },
        "serviceName": "ScrapeCheck",
        "tags": [
          "verification",
          "json",
          "api",
          "data-quality"
        ],
        "url": "https://scrapecheck.fly.dev/verify-json"
      },
      {
        "description": "PRESENCE tier (deterministic, no LLM): confirms the claimed value appears on the live page — it does NOT confirm the value is the right answer to the question. Positive verdict is \"present\", never \"pass\"; check_type web_field_presence_v1. For full verification use /verify. First 100 checks per client are free: resend with header X-Use-Free-Allowance: yes and no payment to use them.",
        "method": "POST",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "get the current price and stock status of A Light in the Attic",
            "group": "body",
            "name": "asked",
            "required": false,
            "type": "string"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": null,
            "group": "body",
            "name": "claim",
            "required": false,
            "type": "object"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "https://books.toscrape.com/catalogue/a-light-in-the-attic_1000/index.html",
            "group": "body",
            "name": "url",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.002",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "6",
          "l30DaysUniquePayers": "6"
        },
        "serviceName": "ScrapeCheck",
        "tags": [
          "verification",
          "scraping",
          "data-quality",
          "presence"
        ],
        "url": "https://scrapecheck.fly.dev/verify-presence"
      },
      {
        "description": "Redirect tier (deterministic, no LLM): verifies where a public URL actually leads: final URL (byte-exact), first response status, and hop count of the HTTP chain, walked twice with per-hop SSRF checks. Use it to confirm a link or a moved page points where it claims. Loops and unstable chains return unverifiable, never a guess. First 100 checks per client are free: resend with header X-Use-Free-Allowance: yes and no payment to use them.",
        "method": "POST",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": null,
            "group": "body",
            "name": "claim",
            "required": false,
            "type": "object"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "https://scrapecheck.fly.dev/audit",
            "group": "body",
            "name": "url",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.002",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "5",
          "l30DaysUniquePayers": "4"
        },
        "serviceName": "ScrapeCheck",
        "tags": [
          "verification",
          "redirects",
          "links",
          "web"
        ],
        "url": "https://scrapecheck.fly.dev/verify-redirect"
      },
      {
        "description": "XML tier (deterministic, no LLM): verifies a claimed value lives at a named path in a public XML document, by independent double re-fetch. Use it for feeds and sitemaps; for JSON use /verify-json, for HTML use /verify. Paths address elements and @attributes (urlset.url[0].loc). String-exact; ambiguous or volatile values return unverifiable, never a guess. First 100 checks per client are free: resend with header X-Use-Free-Allowance: yes and no payment to use them.",
        "method": "POST",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": null,
            "group": "body",
            "name": "claim",
            "required": false,
            "type": "object"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "https://scrapecheck.fly.dev/sitemap.xml",
            "group": "body",
            "name": "url",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.002",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "6",
          "l30DaysUniquePayers": "5"
        },
        "serviceName": "ScrapeCheck",
        "tags": [
          "verification",
          "xml",
          "feeds",
          "data-quality"
        ],
        "url": "https://scrapecheck.fly.dev/verify-xml"
      }
    ],
    "enriched": false,
    "iconUrl": "",
    "id": "scrapecheck-fly-dev",
    "integrationType": "",
    "isNew": false,
    "name": "scrapecheck.fly.dev",
    "networks": [
      "Base",
      "eip155:137",
      "solana:5eykt4usfv8p8njdtrepy1vzqkqzkvdp"
    ],
    "priceSummary": {
      "avgCostBasis": "exact",
      "avgCostPerTransaction": "0.003333",
      "currency": "USDC",
      "maxAmount": "0.01",
      "minAmount": "0.002"
    },
    "provider": "scrapecheck.fly.dev",
    "providerUrl": "",
    "serviceName": "ScrapeCheck",
    "tags": [
      "verification",
      "scraping",
      "data-quality",
      "trust",
      "web",
      "checksum",
      "integrity",
      "artifacts",
      "json",
      "api",
      "presence",
      "redirects",
      "links",
      "xml",
      "feeds"
    ]
  },
  "source": "agentic_market",
  "summary": ""
}

What the leaf hashes

{"body":"d06cf556c1bbb0e057cf9866d56a49392a27587ee8b91bb6084ef1a8240874a7","id":3607,"kind":"listing","method":"baseline/1","observed_us":1793025275254985,"prev":null,"subject":"agentic_market:scrapecheck-fly-dev","subject_kind":"source_record"}

Proof

Its day has not closed yet. A day closes ten minutes after midnight UTC; the proof appears here then.