Evidence row 752027

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://wafermap.xyz/v1/llama-4-scout"
    ]
  ],
  "name": "wafermap.xyz/v1/llama-4-scout",
  "owner_address": "0xefa0fdf4ca8fd79227fb9a19e5cfd24a2a864b81",
  "raw": {
    "accepts": [
      {
        "amount": "6000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:8453",
        "payTo": "0xefa0FDf4Ca8FD79227fb9A19E5CFd24a2A864B81",
        "scheme": "exact"
      },
      {
        "amount": "6000",
        "asset": "0x5fc5360D0400a0Fd4f2af552ADD042D716F1d168",
        "extra": {
          "name": "Global Dollar",
          "version": "1"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:4663",
        "payTo": "0xefa0FDf4Ca8FD79227fb9A19E5CFd24a2A864B81",
        "scheme": "exact"
      }
    ],
    "description": "Llama 4 Scout — Meta's multimodal MoE. Good general assistant.",
    "extensions": {
      "bazaar": {
        "category": "llm",
        "info": {
          "input": {
            "body": {
              "max_tokens": 1024,
              "prompt": "Explain x402 in two sentences."
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "receipt": {
                "amountUsd": 0.006,
                "asset": "USDC",
                "ms": 1200,
                "network": "eip155:8453",
                "payer": "0x…",
                "tx": "0x…"
              },
              "resource": "llama-4-scout",
              "result": "{ text, model, usage }"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "additionalProperties": false,
                  "properties": {
                    "max_tokens": {
                      "description": "Output cap. 2048 at most, 1024 by default.",
                      "exclusiveMinimum": 0,
                      "maximum": 2048,
                      "type": "number"
                    },
                    "prompt": {
                      "description": "What you want, in plain words.",
                      "maxLength": 24000,
                      "minLength": 1,
                      "type": "string"
                    },
                    "system": {
                      "description": "Optional instructions that shape every answer.",
                      "maxLength": 8000,
                      "minLength": 1,
                      "type": "string"
                    }
                  },
                  "required": [
                    "prompt"
                  ],
                  "type": "object"
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST",
                    "PUT",
                    "PATCH"
                  ],
                  "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"
        }
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1793166422/bazaar-icons/5ef39b93b2d49e3c.png",
    "lastUpdated": "2026-10-28T05:48:39.839Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-28T05:48:39.708Z"
    },
    "resource": "https://wafermap.xyz/v1/llama-4-scout",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Llama 4 Scout — Meta's multimodal MoE. Good general assistant."
}

What the leaf hashes

{"body":"cff8de519230825ee27da1ebd02a07aab350bae45b7fd911251203febedc412b","id":752027,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793178801022234,"prev":null,"subject":"x402_bazaar:https://wafermap.xyz/v1/llama-4-scout","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-28 (231336 rows).

1. 0xa7e3a3cd8d48a7e1efe469ab3d527022ab2c21bcad709efc43c40e6a0e0cabac
2. 0x6b9ce199cd0b4196c1a36374fe6c2a033ff8c1a17f18d71684d72d388ed2f70f
3. 0x6b6115f19f06bbf0ea1568a08fbafb0193d9cc67fe3a3cceae92c2cfc9ce8e01
4. 0xbd4ce6459c7cd439a60c70707b7c1d1e4d1109a652fabca57f60546f938bebde
5. 0x2b49b4babc2640be6063a03f845263810fae35f8a37838d53588d56f936c06b2
6. 0xa37f16b4754d8e777e3028542a1da6dbc7b8fd990a3438f9098ceb9ebd43eb9e
7. 0x254b1470fd7877c2ddd4548e5adea86e02aa1acea24fe7ceab558dd67254d204
8. 0x3fd55db347f5d3a8c988ef5994df777fcfe726ae0b8c777fbd1db49982198a32
9. 0xc9dded92768118542fe5ee9a51214de93732da705e7d3fa21b3a014ed6aba059
10. 0x8d54f6b1cfb70a2bf5974f1e0803d864f0d4ee3bc9eec3c6850ff5ed22f2534a
11. 0xf7aaedec2a0d8b7a885de980771e833233c9641fee2b7ab1466f0656e66784b6
12. 0xee12f2288f91eb25d39a7bd7d4e56092c3da09c0c48d73716d6c0b5682245861
13. 0x25ce3921a378a5ca7081b75efd44058d84ef243397958d9919be590e3c4f72f0
14. 0x518f746edef7675640c92fbe2c056392702ec8f1ebbb6ede597bd5f7c0c5aea1
15. 0xcd8084fb60eb6be382a8750a344eb425404f5162e8ae3db9a15ef555a7942b85
16. 0x0f8977bd16865247451d1ee836b084081d3d0cd17d6a07353fad0c70393c7403
17. 0xe08e8bd91858a8a10c46ecde9c29a6288b960987303173c5e882afb46ce91fa0
18. 0xe6cfe00ae4e02bc12327e45b5f3334ea5850ba3bcc8e3101d30a8189856a95af

Day root

0x2c19037464cc4c493624565f01775d6446fc78eaa118fc6865bfe2bfca9ff78e

Chained

0xd1d7dee8322ceff8f4c8d83aa1fe4a4466825c2af1c97dbde3d35db61234f7be

Published

On Arc Testnet, block 69584042: 0x8bae2b1d097834c8b458513862d70d29ee807e98dc2e863b27250131c15b35ae