Evidence row 1262944

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.switch402.com/v1/screenshot"
    ]
  ],
  "name": "api.switch402.com/v1/screenshot",
  "owner_address": "0x3c1a1e01e790cd326495631b3b38bd7068f08d6f",
  "raw": {
    "accepts": [
      {
        "amount": "8000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 60,
        "network": "eip155:8453",
        "payTo": "0x3c1A1E01e790Cd326495631B3b38Bd7068F08d6F",
        "scheme": "exact"
      }
    ],
    "description": "switch402 screenshot: the visible part of a public page (1280x800 viewport, JavaScript rendered) as a base64 PNG. Charged only on success.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "url": "https://example.com/"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "attempts": 1,
              "bytes": 48213,
              "content_type": "image/png",
              "format": "png",
              "full_page": false,
              "height": 800,
              "image_base64": "iVBORw0KGgoAAAANSUhEUgAA...",
              "ms": 2400,
              "url": "https://example.com/",
              "width": 1280
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "properties": {
                    "url": {
                      "description": "Public http(s) page to capture",
                      "maxLength": 2048,
                      "type": "string"
                    }
                  },
                  "required": [
                    "url"
                  ],
                  "type": "object"
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-30T12:58:58.288Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-30T12:59:06.274Z"
    },
    "resource": "https://api.switch402.com/v1/screenshot",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "switch402 screenshot: the visible part of a public page (1280x800 viewport, JavaScript rendered) as a base64 PNG. Charged only on success."
}

What the leaf hashes

{"body":"2ed88ac25e4cf5a791cad357ee385222f11d0526fd0e058668d33bb3503e422c","id":1262944,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793385600769034,"prev":null,"subject":"x402_bazaar:https://api.switch402.com/v1/screenshot","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-30 (243099 rows).

1. 0xbc163f2da2f7df446d582ab48ebfb209ffc72d55ecb904dde31a78ba52030838
2. 0xa6e36c747f950067ce981c49eacb91f9d068ec3b8fba9f8a10b27e3e1bc09526
3. 0xaf56617af11a29297a6022d847c1c9b6d6471f6cbb861b360e6bbe5db3d94424
4. 0x0bff0e6115a60de66431c0cbfb61c6605c8c2e91cfcb04b736d837689ff3a53d
5. 0x0c93a64954edfc9c0268935bc0e7d42b17dca40ea15d2e4d51b7d48bd2284886
6. 0x2400cffd2a8139fcc67a0e91741853c2274cac86dc921f056d6b37bf62172aca
7. 0xabb1e8f482c5ec1ad0eca177427615abbf4abc35fa9110e1e36fb5441ebce26b
8. 0xd3de79d5a6c00deb329ff4a17d471a01fe915855f7b14e17fae5b03be13b5037
9. 0x84faab81e4297f16d7159821fd45e95ce83ff19ea4bc146f1b46188bcb262f29
10. 0xd6246df7ced25135646df1d3a00a1426cddb73ce60f7cb909ef5ee7ee816e734
11. 0xe434e81ed0beb4a561dde76c74e9bde7edc8f28962e0a21313f5339952d64803
12. 0xb288b591f483370463f2cb819636251f83f80924cd2bf8511441413218f647fb
13. 0x9284dae9a7e06f703013033011cfbc40fdf815bacecff8ae80861ffbba56d6d6
14. 0x4ac91605f15503f7d7aa9a25d4e54c100a1a62c26e93a7ed87049569e871a9a4
15. 0xa0b1f6bc1eecfaf70581673c1a7f638b96d1769a5c578c460337f7db0dbe963e
16. 0x0c59b8770d2782eb535aefbb9b2f6810bab4757f51b37e00f5147713a1de9481
17. 0x61ef83255d34604cb052882568ca1d1386ac3cfb8284509715bc1734cff77831
18. 0x0c43c73b62a5d49ee1444b5dc4195fc5b16b141d3f4458e2e9fbd5fd6ecb367d

Day root

0x0826c7ad6039e06a2360ca0a4a3a4fe7f2626c6dc19f71a37599386f78b39875

Chained

0x36b4c8a1063758f0b8765fa1bdf75fa92fb543cc183add3e261880ee2bd1f822

Published

On Arc Testnet, block 69923247: 0x8704744146c6967c8abc9e9a99de4db7283b29e840922ea83a69b6fe776e6861