Evidence row 2190124

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://regionfetch.dev/api/fetch"
    ]
  ],
  "name": "regionfetch.dev",
  "owner_address": null,
  "raw": {
    "caip2_networks": [
      "eip155:8453"
    ],
    "category": "",
    "description": "",
    "domain": "regionfetch.dev",
    "endpoints": [
      {
        "description": "Retrieve a public HTTPS URL from the US, Germany, Japan, Brazil, or India. Use HTTP mode for lightweight retrieval, or browser mode to render JavaScript pages. For pages with bot protection, set max_tier to L2 for managed unblocking at $0.05 USDC; L0/L1 costs $0.02 USDC. Returns the fetched body and an Ed25519-signed receipt for provenance.",
        "method": "POST",
        "parameters": [
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "US",
            "group": "body",
            "name": "country",
            "required": false,
            "type": "string"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "L1",
            "group": "body",
            "name": "max_tier",
            "required": false,
            "type": "string"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "http",
            "group": "body",
            "name": "mode",
            "required": false,
            "type": "string"
          },
          {
            "default": null,
            "description": "",
            "enumValues": [],
            "example": "https://example.com/",
            "group": "body",
            "name": "url",
            "required": false,
            "type": "string"
          }
        ],
        "pricing": {
          "amount": "0.02",
          "currency": "USDC",
          "maxAmount": "",
          "minAmount": "",
          "network": "eip155:8453",
          "scheme": "exact"
        },
        "providerName": "",
        "quality": {
          "l30DaysTotalCalls": "3",
          "l30DaysUniquePayers": "2"
        },
        "serviceName": "Region Fetch",
        "tags": [
          "web-fetch",
          "geo-targeting",
          "browser",
          "managed-unblocking",
          "research"
        ],
        "url": "https://regionfetch.dev/api/fetch"
      }
    ],
    "enriched": false,
    "iconUrl": "",
    "id": "regionfetch-dev",
    "integrationType": "",
    "isNew": false,
    "name": "regionfetch.dev",
    "networks": [
      "Base"
    ],
    "priceSummary": {
      "avgCostBasis": "exact",
      "avgCostPerTransaction": "0.02",
      "currency": "USDC",
      "maxAmount": "0.02",
      "minAmount": "0.02"
    },
    "provider": "regionfetch.dev",
    "providerUrl": "",
    "serviceName": "Region Fetch",
    "tags": [
      "web-fetch",
      "geo-targeting",
      "browser",
      "managed-unblocking",
      "research"
    ]
  },
  "source": "agentic_market",
  "summary": ""
}

What the leaf hashes

{"body":"3eb4e60b5a69db018ee66d19c56c8c7201c81e54a9ba3c63d77ca65ac29e3a6a","id":2190124,"kind":"listing","method":"sync.agentic_market/1","observed_us":1793643664138028,"prev":418253,"subject":"agentic_market:regionfetch-dev","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0x2457b445ba3990c2dc0ce1e5f0748ffe1126be7909b5b0348bc15e130851efc8
2. 0xf18ed0a16468f7558e42fb26d0917d50fb0055023261453e8d3e51ad9d47debd
3. 0xd5800c725f9b02633bf23cf5e43cf87ddc27b1db14e08ee4b31d8944d8584fbf
4. 0x13e288fd3482b33322335b8f8ee2b4c7ac77154fe54d32279d9d75434f35b190
5. 0xd1ceaaaffa469f5bf29b3715a007227f9ab7f6ac64302d07f735108e6d342be6
6. 0x97da08eb94ef25e062401694c8314b56e8ae484a7e8e9750ca141739ee088af1
7. 0xef6a27a9364994d94a61d3d215ee1fc8bc3e7685c6e9edc984a1734a837fc056
8. 0xfc85440dfb0537410e76b73fea632fdcf5d1d75c75cb4a333c72d086a2240c85
9. 0x02ef88adc514d03cac2f5133b661c1f5866df2ae355af92403ad5838d2a05fb7
10. 0x42a86c9642ff7d0325e1fb0efe7494205988807f609ddf574508b92eb51d487d
11. 0x3a95b7f83be6e1cefb59b8f43d82ff5a02ff887509e5cbf35df4f893a2bc775e
12. 0x251d841339877e796da5eab4731d6e687d4499550524134c4f906c15be505323
13. 0xf93fa2cd854f8a27091bbeacf6b201fd8e00bdda94b33ddd84474a8e39b2783b
14. 0x401f99eb33c3aca7fb1835eab8a9dc02765c5e3996fc9560617f4be6c7c50067
15. 0xcd21ec8d72a18a2d4513e4fd309abbb530810fb1dbeecd4b9b85acb4d6ff8f12
16. 0xac40f077ca4be8c3432a67771725cc315e8101fc2649999cfad2c900a7640e27
17. 0x53a741b69e9e51c4a288a74712aa6ac3fb28c8923cd3e6461d161c4f2d48b31a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af