Evidence row 261402

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": "1",
          "l30DaysUniquePayers": "1"
        },
        "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":"36a1d4041bf70a8d1f4b74576bbbf92736ab2b89ce73a43ca5643c0bce168583","id":261402,"kind":"listing","method":"sync.agentic_market/1","observed_us":1793032198795498,"prev":256751,"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 2026-10-26 (296695 rows).

1. 0x929dd698ebc9b111e8d8968edfd6a9e0753b116535c4398156a4113232f5f9e5
2. 0xd21575c0103590b9f382fe3ca8d6faaabc4f9afe054d1536cdd6ccf54f7aa2d3
3. 0x108c3e0fb2c1a422f160ffc2bd194d2c9bbf66a08e0712768ac27d997cc968b0
4. 0xe7b432c992a000ea95b9d87d47a206fa52ed7768990d73c1d5b9e0bb98233642
5. 0x529349b3508a031af8102e11d23db68cc70f8fe828b93ce836ab0f63e880a2b9
6. 0xbcd6636ca7ff02bfba05fdf9eb25d25f9090b76987f9e9cc87bb8537738ac8cc
7. 0x050cd219642d1ef03b13e51f6b1a2e345165f2362fd1130f23a6962ed3f46917
8. 0x9a8f365c9ada4c4fbefc51e28dd0f0b441e3aba3828b296ec0287a6c01fc9eb5
9. 0x0c136dfcc1f943282b0084289338ad92a791a3ef38b386ba57b7a931b20edfcf
10. 0x8a45c6c1da5d073416437d0946f0ab55916b463036f2f88da85a39961d6874d8
11. 0xdcd590752acb338329aec3087ddc69ef4b8fcbe0bb91a9b8e37e17c10a9dfe92
12. 0x3b55f6d5345bce3e1332e014f19526d25328fb6283d3518837a015c3621c0d1c
13. 0x45c1d3062bbe98a6b1540c7e2ccf6516eedd6ef07fdfeb1ba77ee6272970447c
14. 0xf0edabbb9ba0d643e5505d19d07637eb6f6aed0a1c7356af43ae7d84ae9ef0c5
15. 0xf0bd63870f0bb378fa300bd33563050dcb7b3e02b44eb3ee550c1c534ec4b246
16. 0x1ac20d30773e1f4f2f811540e9a99b5cca9177c9e2e029acc0d80cf3f1d11f0f
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae