Evidence row 752029

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://wafermap.xyz/v1/gpt-oss-120b"
    ]
  ],
  "name": "wafermap.xyz/v1/gpt-oss-120b",
  "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": "GPT-OSS 120B — OpenAI's open-weight 120B. Reasoning at a low price.",
    "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": "gpt-oss-120b",
              "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": "2026-10-28T05:48:20.92Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-28T05:48:20.774Z"
    },
    "resource": "https://wafermap.xyz/v1/gpt-oss-120b",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "GPT-OSS 120B — OpenAI's open-weight 120B. Reasoning at a low price."
}

What the leaf hashes

{"body":"0eab99b01d1e191ebd20a94808ab170ba2e34f2b525ee05e585610e3c6c39ef7","id":752029,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793178801028572,"prev":null,"subject":"x402_bazaar:https://wafermap.xyz/v1/gpt-oss-120b","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. 0x902ec3e6d3b91e78e622f6c23c5f5670d5a8f9dfc5f101f989f90de98e205d41
2. 0xd8eee0f8cb500a8ccedad21f814b0b30f66bcc0bf8327c2fc2172ba37b57e74f
3. 0x0f99d8b413e57affdbed6f1173a747db9a2d3bf8acc924deec77399275d66b90
4. 0x88e46c5124440416127ed73fd7ab138fe05dcd3d2dbe842d30f18e3112c040fc
5. 0xa7408b4e7932b7c89d1460794406bc273f010bc222c22e3ebd4e4b6dc7312844
6. 0xa8a410196f20694265d0d4302dd1a118d03746c815b429164d9d415d0d98e8ff
7. 0x18eb23789ebfc362d9015ac1ebf15d2dfd12e0677ccbd77b6486c3ad5f6d4451
8. 0x6fcac93bba9c195b4d42046b482ed290ccf4cbf03db449f9199e45a43dafe3ab
9. 0x7a7e5f2762e27778137f2fca6ebcac6d98b7ed9ecb41e2c940a4bf1fec032437
10. 0x1e152d1d8bf32e8c03beaf761d270264a375b6e6fcb4a831aabc6ac4d567e10f
11. 0xa2130986109f7d6f254fe8168051d73759bbcf412451a788952e9a00b12f9cab
12. 0x7b0c5cabdc5cb3b796f2c10fe1e0fe947814d67a034f0fa630e562156fb3e98c
13. 0xdbb215681a11fa9a73d4086f7e02f913b35a590ef20bcbcc46a343cbef08a9da
14. 0x115e196b75a0422533397227b51b9c807591ec2574919c03800bb0d253f110e8
15. 0xe2f9c120d14f36fdddf9b4e605c5d0b8a13b835e2380472255dc22e14b93e84e
16. 0x74cf00e07b52415c2184cf20be69d195ed2725497a6892c2f3e449497c17d0ec
17. 0x7a743a0a09057bae687051274e1d45bf973bd36a1a4ba16a191b5d29e3bdfa2a
18. 0xe027395fafb7fc41921c42ca0542524ea22204cbd5908b70b27f3d5fb26f5d0f

Day root

0x2c19037464cc4c493624565f01775d6446fc78eaa118fc6865bfe2bfca9ff78e

Chained

0xd1d7dee8322ceff8f4c8d83aa1fe4a4466825c2af1c97dbde3d35db61234f7be

Published

On Arc Testnet, block 69584042: 0x8bae2b1d097834c8b458513862d70d29ee807e98dc2e863b27250131c15b35ae