Evidence row 233165

Observed 26 Oct 2026, 15:31 UTC, by sync.agentic_market/1.

Kind: listing
About: source_record agentic_market:api-oldcolonyweb-com
Recorded: 26 Oct 2026, 15:31 UTC
Previous row: #53891
Body SHA-256: e8faa4b8974226bcfe26221c6eb64714d1a4441d4f392e48776a75dac15e7312
Leaf: 0xa2f31521eaf9a4aec6aafdce6e5f51e4a9d1b67cfa9232f8190d2852233e2f11

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.oldcolonyweb.com/v1/domain/mail-posture"
    ],
    [
      "x402",
      "https://api.oldcolonyweb.com/v1/email/batch"
    ],
    [
      "x402",
      "https://api.oldcolonyweb.com/v1/email/batch/50"
    ],
    [
      "x402",
      "https://api.oldcolonyweb.com/v1/email/verify"
    ],
    [
      "x402",
      "https://api.oldcolonyweb.com/v1/payment/self-test"
    ]
  ],
  "name": "api.oldcolonyweb.com",
  "owner_address": null,
  "raw": {
    "caip2_networks": [
      "eip155:8453"
    ],
    "category": "",
    "description": "",
    "domain": "api.oldcolonyweb.com",
    "endpoints": [
      {
        "description": "For $0.003 per domain: bounded public DNS MX, SPF and DMARC observations; explicit unknowns and source names. No mailbox, deliverability, spoofing-prevention or security-certification guarantee.",
        "method": "POST",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "example.com",
            "group": "body",
            "name": "domain",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.003",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "3",
          "l30DaysUniquePayers": "3"
        },
        "serviceName": "Old Colony Web Agent Services",
        "tags": [
          "domain mail posture",
          "MX records",
          "SPF record",
          "DMARC policy",
          "email DNS"
        ],
        "url": "https://api.oldcolonyweb.com/v1/domain/mail-posture"
      },
      {
        "description": "Email preflight 2–10 addresses for $0.003 per batch. Ordered syntax/DNS/MX/disposable evidence and explicit unknowns. Addresses processed, not intentionally logged in routine telemetry. No mailbox, deliverability or consent guarantee. Bazaar response example shows the first result only; actual response includes all items.",
        "method": "POST",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": [],
            "group": "body",
            "name": "emails",
            "required": false,
            "type": "array"
          }
        ],
        "pricing": {
          "amount": "0.003",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "2",
          "l30DaysUniquePayers": "2"
        },
        "serviceName": "Old Colony Web Agent Services",
        "tags": [
          "batch email preflight",
          "email verification",
          "disposable email"
        ],
        "url": "https://api.oldcolonyweb.com/v1/email/batch"
      },
      {
        "description": "Email preflight 11–50 addresses for $0.005 per batch. Ordered syntax/DNS/MX/disposable evidence and explicit unknowns. Addresses processed, not intentionally logged in routine telemetry. No mailbox, deliverability or consent guarantee. Bazaar response example shows the first result only; actual response includes all items.",
        "method": "POST",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": [],
            "group": "body",
            "name": "emails",
            "required": false,
            "type": "array"
          }
        ],
        "pricing": {
          "amount": "0.005",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "3",
          "l30DaysUniquePayers": "3"
        },
        "serviceName": "Old Colony Web Agent Services",
        "tags": [
          "batch email preflight",
          "email verification",
          "disposable email"
        ],
        "url": "https://api.oldcolonyweb.com/v1/email/batch/50"
      },
      {
        "description": "For $0.002, privacy-conscious email preflight: submitted addresses and request bodies are not intentionally logged in routine application telemetry (full address still reaches our server). Inspect syntax, DNS/MX, listed disposable domains and provider typos; receive structured decisions. API reverse-proxy access logging is disabled; infrastructure/payment providers may keep records. No zero-retention, mailbox-existence, deliverability or consent guarantee.",
        "method": "POST",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "name@example.com",
            "group": "body",
            "name": "email",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.002",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "10",
          "l30DaysUniquePayers": "4"
        },
        "serviceName": "Old Colony Web Agent Services",
        "tags": [
          "email verification",
          "email validation",
          "disposable email",
          "email preflight",
          "email typo"
        ],
        "url": "https://api.oldcolonyweb.com/v1/email/verify"
      },
      {
        "description": "For $0.002, test a real x402 v2 exact USDC payment on Base and receive an intentionally simple JSON handler result. The successful final HTTP response and PAYMENT-RESPONSE header (not the body alone) are evidence of the x402 settlement flow. No refund, wallet-balance check, blockchain-finality guarantee, variable tip, data lookup or downstream action. Do not retry an ambiguous charge blindly.",
        "method": "POST",
        "parameters": [],
        "pricing": {
          "amount": "0.002",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "3",
          "l30DaysUniquePayers": "2"
        },
        "serviceName": "Old Colony Web Agent Services",
        "tags": [
          "x402 payment self test",
          "agent wallet test",
          "payment diagnostic",
          "Penny Wish"
        ],
        "url": "https://api.oldcolonyweb.com/v1/payment/self-test"
      }
    ],
    "enriched": false,
    "iconUrl": "",
    "id": "api-oldcolonyweb-com",
    "integrationType": "",
    "isNew": false,
    "name": "api.oldcolonyweb.com",
    "networks": [
      "Base"
    ],
    "priceSummary": {
      "avgCostBasis": "exact",
      "avgCostPerTransaction": "0.003",
      "currency": "USDC",
      "maxAmount": "0.005",
      "minAmount": "0.002"
    },
    "provider": "api.oldcolonyweb.com",
    "providerUrl": "",
    "serviceName": "Old Colony Web Agent Services",
    "tags": [
      "domain mail posture",
      "MX records",
      "SPF record",
      "DMARC policy",
      "email DNS",
      "batch email preflight",
      "email verification",
      "disposable email",
      "email validation",
      "email preflight",
      "email typo",
      "x402 payment self test",
      "agent wallet test",
      "payment diagnostic",
      "Penny Wish"
    ]
  },
  "source": "agentic_market",
  "summary": ""
}

What the leaf hashes

{"body":"e8faa4b8974226bcfe26221c6eb64714d1a4441d4f392e48776a75dac15e7312","id":233165,"kind":"listing","method":"sync.agentic_market/1","observed_us":1793028685534437,"prev":53891,"subject":"agentic_market:api-oldcolonyweb-com","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