Evidence row 119555

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://saylorinnovations.com/api/code/verify"
    ]
  ],
  "name": "Saylor Code Verifier",
  "owner_address": "0xa2a8df0f7caabea4e120a2568118f141569fc8aa",
  "raw": {
    "accepts": [
      {
        "amount": "250000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "assetTransferMethod": "eip3009",
          "facilitatorOnly": true,
          "memo": "saylor:code-verifier:repository",
          "name": "USD Coin",
          "note": "Base settles through an x402 facilitator. Send payload.signature and payload.authorization (EIP-3009); there is no self-submitted path on this network.",
          "version": "2"
        },
        "maxTimeoutSeconds": 120,
        "network": "eip155:8453",
        "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa",
        "scheme": "exact"
      },
      {
        "amount": "250000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "BFK9TLC3edb13K6v4YyH3DwPb5DSUpkWvb7XnqCL9b4F",
          "memo": "saylor:code-verifier:repository",
          "reference": "8NzSimwriYVcXbxeF6x1jWG6NSehtMUw1spgNuLuZyKw",
          "session": "eyJhcnRpY2xlSWQiOiJjb2RlLXZlcmlmaWVyOnJlcG9zaXRvcnkiLCJyZWZlcmVuY2UiOiI4TnpTaW13cmlZVmNYYnhlRjZ4MWpXRzZOU2VodE1VdzFzcGdOdUx1WnlLdyIsInJlY2lwaWVudCI6IjdMU2pmckpmOGZOc0I4VkE5dTdOM1dFbjI1c21RTHBvYjNTdnlVdlhhY3k3IiwibWludCI6IkVQakZXZGQ1QXVmcVNTcWVNMnFOMXh6eWJhcEM4RzR3RUdHa1p3eVREdDF2IiwibWluQW1vdW50IjoyNTAwMDAsImV4cCI6MTc5MjExMzU1ODQ0N30.0vWN0wK6XVnz0PM2xaV9JblKL4RK_LI3rUfRF1Aq9Xw"
        },
        "maxTimeoutSeconds": 120,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
        "scheme": "exact"
      }
    ],
    "description": "Run a public GitHub repo's test, lint or build script in a disposable microVM and return structured logs and the commit",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "packageManager": "auto",
              "ref": "master",
              "repository": "https://github.com/octocat/Hello-World",
              "task": "test",
              "timeoutSeconds": 60
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "finishedAt": "2026-09-24T00:00:01.000Z",
              "isolation": "Disposable Vercel Sandbox microVM",
              "limitations": [
                "Example only; use the paid endpoint for a live run."
              ],
              "packageManager": "npm",
              "repository": "https://github.com/octocat/Hello-World",
              "resolvedCommit": "7fd1a60b01f91b314f59955a4e4d92f11bf82b32",
              "startedAt": "2026-09-24T00:00:00.000Z",
              "steps": [],
              "task": "test",
              "verdict": "pass",
              "verificationId": "vrf_example"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "additionalProperties": false,
                  "properties": {
                    "packageManager": {
                      "default": "auto",
                      "description": "Version 0.1 supports npm projects; auto selects npm.",
                      "enum": [
                        "auto",
                        "npm"
                      ],
                      "type": "string"
                    },
                    "ref": {
                      "description": "Optional branch or tag to verify.",
                      "type": "string"
                    },
                    "repository": {
                      "description": "Public GitHub HTTPS repository URL.",
                      "format": "uri",
                      "type": "string"
                    },
                    "task": {
                      "description": "Bounded package script to run.",
                      "enum": [
                        "test",
                        "lint",
                        "build"
                      ],
                      "type": "string"
                    },
                    "timeoutSeconds": {
                      "default": 60,
                      "maximum": 120,
                      "minimum": 15,
                      "type": "integer"
                    }
                  },
                  "required": [
                    "repository",
                    "task"
                  ],
                  "type": "object"
                },
                "bodyType": {
                  "const": "json",
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "GET",
                    "POST",
                    "PUT",
                    "PATCH",
                    "DELETE",
                    "HEAD"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "finishedAt": {
                      "description": "Finished at (UTC unless a time zone is given)",
                      "format": "date-time",
                      "type": "string"
                    },
                    "isolation": {
                      "type": "string"
                    },
                    "limitations": {
                      "description": "Known limits of this result",
                      "items": {
                        "type": "string"
                      },
                      "type": "array"
                    },
                    "packageManager": {
                      "description": "Package manager",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "repository": {
                      "description": "Source repository URL",
                      "format": "uri",
                      "type": "string"
                    },
                    "resolvedCommit": {
                      "description": "Resolved commit",
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "startedAt": {
                      "description": "Started at (UTC unless a time zone is given)",
                      "format": "date-time",
                      "type": "string"
                    },
                    "steps": {
                      "items": {
                        "properties": {
                          "durationMs": {
                            "description": "Duration, in milliseconds",
                            "type": "integer"
                          },
                          "exitCode": {
                            "description": "Exit code",
                            "type": [
                              "integer",
                              "null"
                            ]
                          },
                          "name": {
                            "description": "Name",
                            "type": "string"
                          },
                          "stderr": {
                            "type": "string"
                          },
                          "stdout": {
                            "type": "string"
                          },
                          "truncated": {
                            "description": "True when the list was cut at the limit",
                            "type": "boolean"
                          }
                        },
                        "required": [
                          "name",
                          "exitCode",
                          "durationMs"
                        ],
                        "type": "object"
                      },
                      "type": "array"
                    },
                    "task": {
                      "type": "string"
                    },
                    "verdict": {
                      "description": "Overall assessment derived from the listed reasons",
                      "enum": [
                        "pass",
                        "fail",
                        "error"
                      ],
                      "type": "string"
                    },
                    "verificationId": {
                      "description": "Verification id identifier",
                      "type": "string"
                    }
                  },
                  "required": [
                    "verificationId",
                    "verdict",
                    "repository",
                    "task",
                    "steps",
                    "startedAt",
                    "finishedAt"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "json",
                  "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/v1791811517/bazaar-icons/bc5e2b3d111ebbef.jpg",
    "lastUpdated": "2026-10-16T01:17:18.816Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-16T01:17:17.569Z"
    },
    "resource": "https://saylorinnovations.com/api/code/verify",
    "serviceName": "Saylor Code Verifier",
    "tags": [
      "code-verification",
      "testing",
      "build",
      "sandbox",
      "github"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Run a public GitHub repo's test, lint or build script in a disposable microVM and return structured logs and the commit"
}

What the leaf hashes

{"body":"59d90b045825edd80016162d91892f1ca2e4088fee7b71e7c547455839002194","id":119555,"kind":"listing","method":"baseline/1","observed_us":1793025615894095,"prev":null,"subject":"x402_bazaar:https://saylorinnovations.com/api/code/verify","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. 0x3b8b395f5b302aee5377beb331cda383bc13e557a3ff5f51a8ecb38303100ac4
2. 0xd577a6045883910fd53de9d28c5f1deda104ade1034eeab606c549f4f4fb2beb
3. 0x7de4179865b775bdd96afc8e59f3361dbb0a29d7b867b11b821e475a12039fcc
4. 0x2e4b2ffff12f67aee35b9816fdd058f241822003da9ce5d4d19ecfdfaa13cc8f
5. 0x75a8aaf750900f58c383ef82d055788738bedcddecacee239d6813d894177219
6. 0x4e45bafb034f68cbc8d6ec028a9fbd90abc7147a77ba906be3d6317c9c42fb4e
7. 0x1aaf85082dcb9840aab7e4a49431004e1c7da9e7895cef330783794d52a9bd86
8. 0x2e92c97ccf9de031ae1c05f48fa8ac972e8c88636d7f4b814c8d8e6919c2d70c
9. 0x1608d625f56402919eb22cf3a3709873aaa4a7af02acd46f3413eff84f561869
10. 0x2e8a687ff66d8afe58fa1b3504a221aae25ce629dbb3718301a0d0479898a139
11. 0x876d91ae08f3c341c1d9ba4ed92a9c937c054b5c7d6cd935bb21dda6fb029cac
12. 0xdb4b9388e3fe1df4b04e149e559f925fb354066ae1d2537fd6f918162716fadf
13. 0xe2214b3d6a48396930d1739b02ea366de2aac5337c9b9ff2aff28cecf6518139
14. 0x7f594f5609f388d64d3cda87b5631d393ee8300bb09bad71f150113a5886ee33
15. 0x4b52a97f7a80ff7778a702b85267b8d2e5c93ce160942656435c29ae7be68bf4
16. 0x2e6a32eb32761c210560e852405e2f865f958ddbe01027894f8b9c1b3433b9f0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae