Evidence row 72462

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://cloudprice.genexxis.com/gpu"
    ]
  ],
  "name": "cloudprice.genexxis.com/gpu",
  "owner_address": "0x9287e3102d411029025c7617d75245bfc7920f17",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x9287e3102D411029025C7617d75245BFc7920f17",
        "scheme": "exact"
      }
    ],
    "description": "Cheapest cloud GPU-hour for a GPU model (H100, H200, B200, A100, MI300X, L40S, L4, A10G, A10, V100, T4) across AWS and Azure regions, on-demand or spot, plus per-provider summary and 30-day price history.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "limit": "5",
              "model": "H100",
              "type": "on-demand"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "cheapest": [
                {
                  "gpu": "H100",
                  "gpuCount": 8,
                  "instance": "p5.48xlarge",
                  "priceType": "on-demand",
                  "provider": "aws",
                  "region": "us-east-1",
                  "usdPerGpuHour": 6.88,
                  "usdPerHour": 55.04
                }
              ],
              "gpu": [
                "H100"
              ],
              "summary": {
                "aws on-demand": {
                  "minUsdPerGpuHour": 6.88,
                  "offers": 12,
                  "regions": 12
                }
              }
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "limit": {
                      "description": "1-50, default 15",
                      "type": "string"
                    },
                    "model": {
                      "description": "GPU model, e.g. H100, A100, L40S",
                      "type": "string"
                    },
                    "type": {
                      "description": "on-demand | spot | any (default any)",
                      "type": "string"
                    }
                  },
                  "required": [
                    "model"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      },
      "builder-code": {
        "info": {
          "s": [
            "cdp_sdk_server"
          ]
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "additionalProperties": false,
          "properties": {
            "a": {
              "description": "App builder code",
              "pattern": "^[a-z0-9_]{1,32}$",
              "type": "string"
            },
            "s": {
              "description": "Service builder codes",
              "items": {
                "pattern": "^[a-z0-9_]{1,32}$",
                "type": "string"
              },
              "maxItems": 11,
              "type": "array"
            },
            "w": {
              "description": "Wallet builder code",
              "pattern": "^[a-z0-9_]{1,32}$",
              "type": "string"
            }
          },
          "type": "object"
        }
      },
      "eip2612GasSponsoring": {},
      "erc20ApprovalGasSponsoring": {}
    },
    "lastUpdated": "2026-10-24T12:47:27.695Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-24T12:47:27.216Z"
    },
    "resource": "https://cloudprice.genexxis.com/gpu",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Cheapest cloud GPU-hour for a GPU model (H100, H200, B200, A100, MI300X, L40S, L4, A10G, A10, V100, T4) across AWS and Azure regions, on-demand or spot, plus per-provider summary and 30-day price history."
}

What the leaf hashes

{"body":"f8a4fa892133a6f112e5c5cb5818815c65f74aa5f38d46852cc2094489c068c9","id":72462,"kind":"listing","method":"baseline/1","observed_us":1793025486084991,"prev":null,"subject":"x402_bazaar:https://cloudprice.genexxis.com/gpu","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. 0x5179a0511bd9702e63093c04c53421abff8af562266bbdc4c61ac2f81df6c4d5
2. 0xd73168b0bf4c10e7874ef5bfbc835acc6af751e036e34532df7c46551495f1a5
3. 0x3be835578061b49a6b2c80d2aac9bc6f0d087c04fa52988448f1412e72aabd9e
4. 0xd0cb057bffa53c33c14d410ce18612bfb0739c79b3faf334bf51a897803fcffc
5. 0xf1738b9ad8ec94b6871bb192a9ae7d6458274560512571430cd219541ac33cd2
6. 0xde591d363edf92a4a473b0d0a839c74c035d003e14aa8a0a566c381c25d463c7
7. 0x026767132b6976d5d9692c03ac92b8bf964e234f05708b774e38676e85479e9f
8. 0xd91b6144bf38d656b3167412a1d78b66870b31c5ae0b6209ac36d86684a42d6c
9. 0xa52d42a5346e0512b6ec1b03939534597318bcf354b17a7f65bcc9fd29d6855a
10. 0x645ef58b69b469e4c309b22dfe9ca3f972fe60aa617a1dcb95a02418c0d9270c
11. 0xfa039eb62e5d0ae9f7aaaafb0fcbceacfa661b07228233046b9a9af94e547a55
12. 0xecaf47ba75097c34f2d3c4d62539dace0db8b484bf08941a9259e2d1e8ccea77
13. 0xf7d2cf278e5d2768b8bdb70730c378877cf7165d8efcbec8bcd3282fdc50d177
14. 0x0733993143f0230e79482cef2c38e95d98f9eafbe64a43cdc74a4545938a4167
15. 0x2be1e80e065dd6b2cc75a7142be22225acd144ac975d70bf24b4f01fd76dc497
16. 0x2e6a32eb32761c210560e852405e2f865f958ddbe01027894f8b9c1b3433b9f0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae