Evidence row 123892

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://visual.hugen.tokyo/visual/pdf"
    ]
  ],
  "name": "visual.hugen.tokyo/visual/pdf",
  "owner_address": "0x29322ea7ecb34aa6164cb2ddeb9ce650902e4f60",
  "raw": {
    "accepts": [
      {
        "amount": "20000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x29322Ea7EcB34aA6164cb2ddeB9CE650902E4f60",
        "scheme": "exact"
      },
      {
        "amount": "20000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "Hc3sdEAsCGQcpgfivywog9uwtk8gUBUZgsxdME1EJy88"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "4du4AfkjJEwch2zk3shkPJVZfyJHNDnNjEWC6AboaS5Z",
        "scheme": "exact"
      }
    ],
    "description": "Render any URL into a clean A4 PDF with print-quality graphics. Auto-removes ads, cookie banners, and overlays. Returns base64-encoded PDF with metadata. No browser infrastructure or PDF library needed — pay per render. Accepts USDC payments on Base and Solana",
    "extensions": {
      "bazaar": {
        "category": "visual-capture",
        "discoverable": true,
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "url": "https://example.com"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "file_size_bytes": 92160,
              "format": "pdf",
              "page_title": "GitHub - coinbase/x402: An open protocol for internet-native payments",
              "render_time_ms": 2340,
              "url": "https://github.com/coinbase/x402"
            },
            "type": "json"
          }
        },
        "schema": {
          "properties": {
            "input": {
              "required": [
                "method"
              ]
            }
          }
        },
        "tags": [
          "screenshot",
          "pdf",
          "rendering"
        ]
      }
    },
    "lastUpdated": "2026-10-21T03:24:21.371Z",
    "quality": {
      "l30DaysTotalCalls": 3,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-21T03:24:20.652Z"
    },
    "resource": "https://visual.hugen.tokyo/visual/pdf",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Render any URL into a clean A4 PDF with print-quality graphics. Auto-removes ads, cookie banners, and overlays. Returns base64-encoded PDF with metadata. No browser infrastructure or PDF library needed — pay per render. Accepts USDC payments on Base and Solana"
}

What the leaf hashes

{"body":"fbbea5efbcb9d9a7c051c6b4c42be6d21e315ca7a6c4d344f7e3cdf7d55ba76b","id":123892,"kind":"listing","method":"baseline/1","observed_us":1793025623833476,"prev":null,"subject":"x402_bazaar:https://visual.hugen.tokyo/visual/pdf","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. 0xe37fef468ba67b9caae7ab540946842e9e2111d8635677e489ac318960299ca1
2. 0x72548bf69d68f695ad6b5ac655ed4605b1f2f2ca96322547266d110222f3d07b
3. 0xec31662bf07d204f424729b62f242e2d7698ff4658829981a9080991f24eec9d
4. 0x5e50266acadbe73c7797f2c00f3d4db0fde49888de43377edfe518f9c42d1887
5. 0x3fd963051fbc9206e36e4c5b8ad92814bcf9f9812ef9c7465b60c67864962058
6. 0xc1df9b59df195ee7ffc42389d6da60ef43db10301010bc9f91e614731e9135d7
7. 0x213c6d1914c42cfbcd735e03fcc4978fbd315ae0949ad7e08d79a97c709f44d9
8. 0xb8bc27f00b9db2462a938f0bc0e80a908623dcc9cfdca2828fda588c58395d1f
9. 0xf64d68c7513850f261db3fb5e203dff7235733de2dda42d2f91ab2886967fe21
10. 0x524cdad3ff21631a037fd9cf4afb42f4fe79c72ee7a2da0b514327762fb35ecc
11. 0xb545b804be0d2933a674be6ac915c6c6235897d0274e66143aa7cf879b9d86a3
12. 0x8e135936797442c4eea61915f2c9f8f6df06e1322204cd0e6986ada3e54c77cc
13. 0xc0924a0807e534382f518663123231c317124338831a2b310de2c17b09677086
14. 0x9bc5fc98278b9f6dc18c66c6e162aefd5244be03170d41bc5161f58ad11beed7
15. 0x95657a7d540ed6cac0bde9995782333b2562a9a6641853269ac95148827410f0
16. 0x5fb5dda563336cd1bc1b9f44c52b76237ae72ed2145cb9290f39f304ca7dd678
17. 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae