Evidence row 2795

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://mailcheck.netzhandwerker.de/email"
    ],
    [
      "x402",
      "https://mailcheck.netzhandwerker.de/email/batch"
    ]
  ],
  "name": "mailcheck.netzhandwerker.de",
  "owner_address": null,
  "raw": {
    "caip2_networks": [
      "eip155:8453"
    ],
    "category": "",
    "description": "",
    "domain": "mailcheck.netzhandwerker.de",
    "endpoints": [
      {
        "description": "DNS and list based verification. Never claims that a mailbox exists without evidence: without an SMTP probe the verdict for a routable address is \"unknown\", not \"valid\".",
        "method": "POST",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "name@example.com",
            "group": "body",
            "name": "email",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.001",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "2",
          "l30DaysUniquePayers": "2"
        },
        "serviceName": "Agent Email Check",
        "tags": [
          "x402",
          "halowerk",
          "email_check"
        ],
        "url": "https://mailcheck.netzhandwerker.de/email"
      },
      {
        "description": "Check up to 100 email addresses in one paid call, billed per address.",
        "method": "POST",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": [],
            "group": "body",
            "name": "emails",
            "required": false,
            "type": "array"
          }
        ],
        "pricing": {
          "amount": "0.001",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": null,
        "serviceName": "Agent Email Check",
        "tags": [],
        "url": "https://mailcheck.netzhandwerker.de/email/batch"
      }
    ],
    "enriched": false,
    "iconUrl": "",
    "id": "mailcheck-netzhandwerker-de",
    "integrationType": "",
    "isNew": false,
    "name": "mailcheck.netzhandwerker.de",
    "networks": [
      "Base"
    ],
    "priceSummary": {
      "avgCostBasis": "exact",
      "avgCostPerTransaction": "0.001",
      "currency": "USDC",
      "maxAmount": "0.001",
      "minAmount": "0.001"
    },
    "provider": "mailcheck.netzhandwerker.de",
    "providerUrl": "",
    "serviceName": "Agent Email Check",
    "tags": [
      "x402",
      "halowerk",
      "email_check"
    ]
  },
  "source": "agentic_market",
  "summary": ""
}

What the leaf hashes

{"body":"ab93789edcbdc5c30a4ef5a9615d065da8d9a86632704f0ae5f197b29bc0d9ad","id":2795,"kind":"listing","method":"baseline/1","observed_us":1793025267276958,"prev":null,"subject":"agentic_market:mailcheck-netzhandwerker-de","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).

1. 0x83e22d625617b524f3d87ca223cf240cf7bc4e2e5221fe72ba658bbb77f74d4a
2. 0xf0a9b27b02cba89b6ee11dcaef6f0ff75891b7fb4d3985c0a196399de871489b
3. 0x392d99fc18fc38550d117ef31065f85fd5f8bd9cc3cf8a6a44cf2aac9c2a4b2e
4. 0x636dcaf42f50e0249b20471b286ccd5c2f7d0f6e1833dba0d70e0d9254cdbed8
5. 0x69c8cabaa2901ed6dbd480217693b8eda6f181d02d2b2c55aac02136339678ae
6. 0x515707c67b567b5fb001cb694fa02b3dc6c9ccac6db41b8253a2b3a16bff2173
7. 0x99a17ef9d29b63d648e0564424e52b8c00e21d1a5d54e0b968229a1168a016ef
8. 0xeb5b99abb3e6d678b37d4a13cc8174afa6065062b99d155c104f7673fe0f8b64
9. 0xa5e9a7d3f11a078919b79a649d5cac45bb07a6061d20bee3b964c61c255e4415
10. 0x18033a2c4d97bdf70116da2594b654dbb6f1d12267646015d8db5a14fd3724c4
11. 0xdb4295ae338449b07243daebee8c36f16b3aaca1599a8f860eb80e22bca21e79
12. 0xfdaa032291ded0df2cf35d6e9dc6e7a2643d0fe027dd3ab321971f1f7bf69147
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