HarnessFacts
Run evidence / community

PASS

MCP tool invocation and returned token verified.

codex v0.153.4 × mcp.stdio v1.0.0

Environment
linux 7.0.0-31-generic · x64 · Bun 1.3.10
Started
2026-09-08T10:23:08.702Z
Duration / exit code
27531 ms / 0
Provenance
community · self-reported, not a signed attestation
Download run JSONRead stdoutRead stderr

Evidence hashes

SHA-256 hashes refer to the saved, redacted evidence bytes.

stdout

690dd8cc6419836f08d962510de6f40ebb00e52a40fb1e6b123b1c29f3d4be8c

stderr

6882bd6e68163e85d5aa010c6c73344b985b48ae76b01f1f9123ac1f31e93f3f

mcp-receipt.jsonl ↗

e809be88dca1d8c404d1ce81ca1a20da4164c6c0a4213dedb0fa7d9200e1aeee

result.txt ↗

dc8d9364b072e7a5f46486564827dcb7a843d5e750d755a2533f797565153296
Complete result record
{
  "schema": "harnessfacts.run/v1",
  "runId": "aeae75c8-d993-4f06-81f4-3f4a05d01d8f",
  "agent": {
    "id": "codex",
    "version": "0.153.4"
  },
  "test": {
    "id": "mcp.stdio",
    "version": "1.0.0"
  },
  "environment": {
    "schema": "harnessfacts.environment/v1",
    "os": "linux",
    "osVersion": "7.0.0-31-generic",
    "arch": "x64",
    "runtime": {
      "bun": "1.3.10"
    }
  },
  "execution": {
    "startedAt": "2026-09-08T10:23:08.702Z",
    "durationMs": 27531.407780999987,
    "exitCode": 0
  },
  "result": {
    "status": "pass",
    "summary": "MCP tool invocation and returned token verified."
  },
  "evidence": {
    "stdoutSha256": "690dd8cc6419836f08d962510de6f40ebb00e52a40fb1e6b123b1c29f3d4be8c",
    "stderrSha256": "6882bd6e68163e85d5aa010c6c73344b985b48ae76b01f1f9123ac1f31e93f3f",
    "artifacts": [
      {
        "path": "mcp-receipt.jsonl",
        "sha256": "e809be88dca1d8c404d1ce81ca1a20da4164c6c0a4213dedb0fa7d9200e1aeee"
      },
      {
        "path": "result.txt",
        "sha256": "dc8d9364b072e7a5f46486564827dcb7a843d5e750d755a2533f797565153296"
      }
    ]
  },
  "provenance": {
    "kind": "community"
  }
}

What this observation means — and its limits →