{
  "schemaVersion": "ucr.live-handoff-smoke/1",
  "evidenceClass": "live-cross-model-executable-smoke-not-superiority-study",
  "executedAt": "2026-08-09T21:54:29.594Z",
  "taskId": "live-handoff-edc83d4d79cb354e",
  "taskHash": "9568590b5a0df1005638e972e259902b50362aab67b28c26b996350a6a2c0c80",
  "recoveryCodeHash": "8c8cdc3902bb8cadf12aa64c043ec861fc6370a94d815a7a3be7a358be760242",
  "sourceTreeHash": "5dd1b1811a20e77503e47776f04fc75341d55377550434eae1fe0f862a1b0d9e",
  "clients": {
    "producer": {
      "client": "codex",
      "version": "codex-cli 0.147.0",
      "model": "gpt-5.6-sol"
    },
    "consumer": {
      "client": "claude-code",
      "version": "2.1.225 (Claude Code)",
      "model": "sonnet"
    }
  },
  "arms": {
    "empty": {
      "exitCode": 0,
      "correct": false,
      "abstained": true,
      "usage": {
        "inputTokens": 2,
        "cachedInputTokens": 30804,
        "outputTokens": 20,
        "totalTokens": null,
        "costUsd": 0.028930200000000003
      },
      "latencyMs": 3697
    },
    "runtime": {
      "exitCode": 0,
      "correct": true,
      "delivered": true,
      "usage": {
        "inputTokens": 2,
        "cachedInputTokens": 59331,
        "outputTokens": 34,
        "totalTokens": null,
        "costUsd": 0.2040783
      },
      "latencyMs": 12024
    }
  },
  "producer": {
    "exitCode": 0,
    "recorded": true,
    "usage": {
      "inputTokens": 28930,
      "cachedInputTokens": 19968,
      "outputTokens": 684,
      "totalTokens": null,
      "costUsd": null
    },
    "latencyMs": 18814
  },
  "eventEvidence": {
    "canonicalEvents": 5,
    "activatedFindings": 1,
    "contextDeliveries": 1,
    "actorClients": [
      "claude-code",
      "codex"
    ],
    "eventStreamHash": "5d84035c64f370e55b32310f38fc18fec3758f9f1e2046f620e2dfc9ccf42578"
  },
  "transcriptPublished": false,
  "passed": true,
  "limitations": [
    "one task and one pair cannot establish a statistical effect",
    "the smoke measures cross-model transfer and abstention, not competitive superiority",
    "the consumer model alias must be resolved from provider-side run metadata before a model-version claim"
  ],
  "reportHash": "32cf870ffa29dcc76ef73656f395515c546506780eb10ed7a74bd41ecdab31d3"
}