{
  "registry_version": "2026.08.2",
  "data": {
    "title": "Strict Take-Home Timebox & Blinded Evaluation Rubric",
    "status": "active",
    "evidence_ids": [
      "EVD-006"
    ],
    "content": "# Strict Take-Home Timebox & Blinded Evaluation Rubric\n\nEnforce strict 3-hour scope limits on take-homes, compensate candidates for extended samples, and grade submissions blind.\n\n### Expected Effects\n- Prevent reviewer fatigue and asymmetric code evaluation\n- Respect candidate time investment and eliminate IP exploitation concerns\n\n### Measurements\n- `take_home_completion_rate`\n- `inter_rater_rubric_correlation`",
    "id": "I-006",
    "type": "intervention",
    "summary": "Enforce strict 3-hour scope limits on take-homes, compensate candidates for extended samples, and grade submissions blind.",
    "targets": [
      "M-019",
      "L-002",
      "B-006"
    ],
    "actor": "hiring-manager",
    "scope": "organizational",
    "cost": "medium",
    "evidence_level": "supported",
    "expected_effects": [
      "Prevent reviewer fatigue and asymmetric code evaluation",
      "Respect candidate time investment and eliminate IP exploitation concerns"
    ],
    "measurements": [
      "take_home_completion_rate",
      "inter_rater_rubric_correlation"
    ],
    "specimens": [
      {
        "kind": "note",
        "label": "The brief and the review record, both bounded",
        "subject": "Take-home — Senior Backend Engineer",
        "lines": [
          {
            "text": "Scope: one endpoint with persistence and tests. Hard timebox: 3 hours. Submit whatever you have at the three-hour mark.",
            "tell": true
          },
          {
            "text": "Anything beyond three hours is paid at our contractor rate; tell us in advance if you want that option.",
            "tell": false
          },
          {
            "text": "Review: submissions are anonymised before grading and scored against the published rubric by two reviewers, minimum 20 minutes each.",
            "tell": true
          }
        ],
        "reading": "Both halves of the asymmetry are addressed at once: the candidate hours are capped and the reviewer minutes have a floor. Capping only one side moves the problem rather than closing it."
      }
    ]
  }
}