Evidence row 752030

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://wafermap.xyz/v1/nemotron-3"
    ]
  ],
  "name": "wafermap.xyz/v1/nemotron-3",
  "owner_address": "0xefa0fdf4ca8fd79227fb9a19e5cfd24a2a864b81",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:8453",
        "payTo": "0xefa0FDf4Ca8FD79227fb9A19E5CFd24a2A864B81",
        "scheme": "exact"
      },
      {
        "amount": "10000",
        "asset": "0x5fc5360D0400a0Fd4f2af552ADD042D716F1d168",
        "extra": {
          "name": "Global Dollar",
          "version": "1"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:4663",
        "payTo": "0xefa0FDf4Ca8FD79227fb9A19E5CFd24a2A864B81",
        "scheme": "exact"
      }
    ],
    "description": "Nemotron 3 120B — NVIDIA's open MoE model tuned for agent workflows.",
    "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": 0.01,
                "asset": "USDC",
                "ms": 1200,
                "network": "eip155:8453",
                "payer": "0x…",
                "tx": "0x…"
              },
              "resource": "nemotron-3",
              "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": "2026-10-28T05:48:09.393Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-28T05:48:09.239Z"
    },
    "resource": "https://wafermap.xyz/v1/nemotron-3",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Nemotron 3 120B — NVIDIA's open MoE model tuned for agent workflows."
}

What the leaf hashes

{"body":"f751d5bc45ece54b2925788d411a5c0d2392e32ec94897beb3695ac1fe2c0e7a","id":752030,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793178801031208,"prev":null,"subject":"x402_bazaar:https://wafermap.xyz/v1/nemotron-3","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. 0x8d6648dd1b8ca07293119efa9f41383da2fe403b8eaa29461bb14c214e99d669
2. 0x3ed4fb3d11d37e0db1ae22fc2b8722d707e3711497d2b22e9014783534750826
3. 0x5a52855f2c46d389dc8e6e8a6b62be800a2cb3d5ef34d1266d1aed54e4970ed2
4. 0xaf7d692f1a9b839f274e734dee0889f91e93773cba1eb06e8bffd1ae95e15a29
5. 0xa82530a9370baa37497293b8c78289d0b656bb01aa327cfb703469bc2ecf935f
6. 0x51115adfb728c6ef9d6f7d649b8b0dc3e65b5c7f70407c3f83ffe278ed08f19e
7. 0x449a45bfef9d730585d2211fc82d8067d140e0b3156e75957f6bd6f01d1fb2f1
8. 0x422fc553538574b16ab4556a63f347c37dcdd7b7accc4a852abdb9a29ee347d3
9. 0x7a1b462e6a981de54a5bb672d464bba4d292cfc87372fda05110825a216ce52b
10. 0x47ff20cd129da085ca6381c81d9770f5f9a0ded26e77072b6ffa4226e22c826e
11. 0x629019a302eb28956efe0ab26b14729dbeb5be95de1124d8372526c03892aeaf
12. 0x9560e0a6c078eef64083ffc1591f9aab803bac81e1815abba76b7711510818cb
13. 0xdbb215681a11fa9a73d4086f7e02f913b35a590ef20bcbcc46a343cbef08a9da
14. 0x115e196b75a0422533397227b51b9c807591ec2574919c03800bb0d253f110e8
15. 0xe2f9c120d14f36fdddf9b4e605c5d0b8a13b835e2380472255dc22e14b93e84e
16. 0x74cf00e07b52415c2184cf20be69d195ed2725497a6892c2f3e449497c17d0ec
17. 0x7a743a0a09057bae687051274e1d45bf973bd36a1a4ba16a191b5d29e3bdfa2a
18. 0xe027395fafb7fc41921c42ca0542524ea22204cbd5908b70b27f3d5fb26f5d0f

Day root

0x2c19037464cc4c493624565f01775d6446fc78eaa118fc6865bfe2bfca9ff78e

Chained

0xd1d7dee8322ceff8f4c8d83aa1fe4a4466825c2af1c97dbde3d35db61234f7be

Published

On Arc Testnet, block 69584042: 0x8bae2b1d097834c8b458513862d70d29ee807e98dc2e863b27250131c15b35ae