{
  "studyDate": "2026-09-04",
  "model": "gpt-6-astra",
  "source": {
    "name": "Adam / Unroot.design",
    "handle": "@unrootdesign",
    "url": "https://x.com/unrootdesign/status/2095546630313304351",
    "videoIncluded": false
  },
  "input": {
    "sha256": "f16973977404442b2d6332b6dd1a7452d1558de5398e09fc2174cf5062543fb8",
    "bytes": 17107827,
    "keyframes": 7,
    "detailImages": 60,
    "detailSequences": 16,
    "captureDurationSeconds": 8.532,
    "mediaDurationSeconds": 8.042666
  },
  "frames": [
    {
      "src": "reference/frames/01-initial-state.png",
      "time": 0.0,
      "label": "Initial state"
    },
    {
      "src": "reference/frames/02-state-after-scene-change.png",
      "time": 0.75,
      "label": "State after scene change"
    },
    {
      "src": "reference/frames/03-distinct-stable-state.png",
      "time": 3.083,
      "label": "Distinct stable state"
    },
    {
      "src": "reference/frames/04-state-after-scene-change.png",
      "time": 4.5,
      "label": "State after scene change"
    },
    {
      "src": "reference/frames/05-state-after-scene-change.png",
      "time": 6.417,
      "label": "State after scene change"
    },
    {
      "src": "reference/frames/06-state-after-scene-change.png",
      "time": 8.0,
      "label": "State after scene change"
    },
    {
      "src": "reference/frames/07-final-observed-frame.png",
      "time": 8.5,
      "label": "Final observed frame"
    }
  ],
  "sequences": [
    {
      "label": "Detail 01 · 0.08–0.75s",
      "start": 0.083,
      "end": 0.75,
      "bounds": {
        "x": 0,
        "y": 0,
        "width": 1,
        "height": 1
      },
      "frames": [
        {
          "src": "reference/motion-details/transition-01/01-onset-context-0.083s.png",
          "time": 0.083,
          "label": "Onset / context"
        },
        {
          "src": "reference/motion-details/transition-01/02-edge-spread-maximum-0.250s.png",
          "time": 0.25,
          "label": "Edge spread maximum"
        },
        {
          "src": "reference/motion-details/transition-01/03-nonlinear-appearance-state-0.333s.png",
          "time": 0.333,
          "label": "Nonlinear appearance state"
        },
        {
          "src": "reference/motion-details/transition-01/04-settled-end-0.750s.png",
          "time": 0.75,
          "label": "Settled / end"
        }
      ]
    },
    {
      "label": "Detail 02 · 0.75–1.25s",
      "start": 0.75,
      "end": 1.25,
      "bounds": {
        "x": 0.0546875074505806,
        "y": 0,
        "width": 0.6718749850988388,
        "height": 1
      },
      "frames": [
        {
          "src": "reference/motion-details/transition-02/01-onset-context-0.750s.png",
          "time": 0.75,
          "label": "Onset / context"
        },
        {
          "src": "reference/motion-details/transition-02/02-nonlinear-appearance-state-0.833s.png",
          "time": 0.833,
          "label": "Nonlinear appearance state"
        },
        {
          "src": "reference/motion-details/transition-02/03-settled-end-1.250s.png",
          "time": 1.25,
          "label": "Settled / end"
        }
      ]
    },
    {
      "label": "Detail 03 · 1.25–1.92s",
      "start": 1.25,
      "end": 1.917,
      "bounds": {
        "x": 0.0338541716337204,
        "y": 0,
        "width": 0.796875,
        "height": 1
      },
      "frames": [
        {
          "src": "reference/motion-details/transition-03/01-onset-context-1.250s.png",
          "time": 1.25,
          "label": "Onset / context"
        },
        {
          "src": "reference/motion-details/transition-03/02-appearance-progress-1.361s.png",
          "time": 1.361,
          "label": "Appearance progress"
        },
        {
          "src": "reference/motion-details/transition-03/03-nonlinear-appearance-state-1.583s.png",
          "time": 1.583,
          "label": "Nonlinear appearance state"
        },
        {
          "src": "reference/motion-details/transition-03/04-settled-end-1.917s.png",
          "time": 1.917,
          "label": "Settled / end"
        }
      ]
    },
    {
      "label": "Detail 04 · 1.92–2.50s",
      "start": 1.917,
      "end": 2.5,
      "bounds": {
        "x": 0.0338541716337204,
        "y": 0,
        "width": 0.796875,
        "height": 1
      },
      "frames": [
        {
          "src": "reference/motion-details/transition-04/01-onset-context-1.917s.png",
          "time": 1.917,
          "label": "Onset / context"
        },
        {
          "src": "reference/motion-details/transition-04/02-nonlinear-appearance-state-2.167s.png",
          "time": 2.167,
          "label": "Nonlinear appearance state"
        },
        {
          "src": "reference/motion-details/transition-04/03-edge-spread-maximum-2.223s.png",
          "time": 2.223,
          "label": "Edge spread maximum"
        },
        {
          "src": "reference/motion-details/transition-04/04-settled-end-2.500s.png",
          "time": 2.5,
          "label": "Settled / end"
        }
      ]
    },
    {
      "label": "Detail 05 · 2.50–3.08s",
      "start": 2.5,
      "end": 3.083,
      "bounds": {
        "x": 0.3072916567325592,
        "y": 0,
        "width": 0.46875,
        "height": 0.8593750298023224
      },
      "frames": [
        {
          "src": "reference/motion-details/transition-05/01-onset-context-2.500s.png",
          "time": 2.5,
          "label": "Onset / context"
        },
        {
          "src": "reference/motion-details/transition-05/02-nonlinear-appearance-state-2.722s.png",
          "time": 2.722,
          "label": "Nonlinear appearance state"
        },
        {
          "src": "reference/motion-details/transition-05/03-appearance-progress-2.778s.png",
          "time": 2.778,
          "label": "Appearance progress"
        },
        {
          "src": "reference/motion-details/transition-05/04-settled-end-3.083s.png",
          "time": 3.083,
          "label": "Settled / end"
        }
      ]
    },
    {
      "label": "Detail 06 · 3.08–3.50s",
      "start": 3.083,
      "end": 3.5,
      "bounds": {
        "x": 0.2942708358168602,
        "y": 0.4635416679084301,
        "width": 0.4843749850988388,
        "height": 0.2187499925494194
      },
      "frames": [
        {
          "src": "reference/motion-details/transition-06/01-onset-context-3.083s.png",
          "time": 3.083,
          "label": "Onset / context"
        },
        {
          "src": "reference/motion-details/transition-06/02-nonlinear-appearance-state-3.250s.png",
          "time": 3.25,
          "label": "Nonlinear appearance state"
        },
        {
          "src": "reference/motion-details/transition-06/03-edge-spread-maximum-3.472s.png",
          "time": 3.472,
          "label": "Edge spread maximum"
        },
        {
          "src": "reference/motion-details/transition-06/04-settled-end-3.500s.png",
          "time": 3.5,
          "label": "Settled / end"
        }
      ]
    },
    {
      "label": "Detail 07 · 3.50–3.83s",
      "start": 3.5,
      "end": 3.833,
      "bounds": {
        "x": 0.0338541716337204,
        "y": 0.4036458358168602,
        "width": 0.796875,
        "height": 0.5781249850988388
      },
      "frames": [
        {
          "src": "reference/motion-details/transition-07/01-onset-context-3.500s.png",
          "time": 3.5,
          "label": "Onset / context"
        },
        {
          "src": "reference/motion-details/transition-07/02-appearance-progress-3.611s.png",
          "time": 3.611,
          "label": "Appearance progress"
        },
        {
          "src": "reference/motion-details/transition-07/03-nonlinear-appearance-state-3.639s.png",
          "time": 3.639,
          "label": "Nonlinear appearance state"
        },
        {
          "src": "reference/motion-details/transition-07/04-settled-end-3.833s.png",
          "time": 3.833,
          "label": "Settled / end"
        }
      ]
    },
    {
      "label": "Detail 08 · 3.83–4.25s",
      "start": 3.833,
      "end": 4.25,
      "bounds": {
        "x": 0,
        "y": 0,
        "width": 1,
        "height": 1
      },
      "frames": [
        {
          "src": "reference/motion-details/transition-08/01-onset-context-3.833s.png",
          "time": 3.833,
          "label": "Onset / context"
        },
        {
          "src": "reference/motion-details/transition-08/02-appearance-progress-4.000s.png",
          "time": 4,
          "label": "Appearance progress"
        },
        {
          "src": "reference/motion-details/transition-08/03-nonlinear-appearance-state-4.027s.png",
          "time": 4.027,
          "label": "Nonlinear appearance state"
        },
        {
          "src": "reference/motion-details/transition-08/04-settled-end-4.250s.png",
          "time": 4.25,
          "label": "Settled / end"
        }
      ]
    },
    {
      "label": "Detail 09 · 4.25–4.58s",
      "start": 4.25,
      "end": 4.583,
      "bounds": {
        "x": 0,
        "y": 0,
        "width": 1,
        "height": 1
      },
      "frames": [
        {
          "src": "reference/motion-details/transition-09/01-onset-context-4.250s.png",
          "time": 4.25,
          "label": "Onset / context"
        },
        {
          "src": "reference/motion-details/transition-09/02-nonlinear-appearance-state-4.361s.png",
          "time": 4.361,
          "label": "Nonlinear appearance state"
        },
        {
          "src": "reference/motion-details/transition-09/03-strong-edge-change-4.389s.png",
          "time": 4.389,
          "label": "Strong edge change"
        },
        {
          "src": "reference/motion-details/transition-09/04-settled-end-4.583s.png",
          "time": 4.583,
          "label": "Settled / end"
        }
      ]
    },
    {
      "label": "Detail 10 · 4.58–4.92s",
      "start": 4.583,
      "end": 4.917,
      "bounds": {
        "x": 0,
        "y": 0,
        "width": 1,
        "height": 1
      },
      "frames": [
        {
          "src": "reference/motion-details/transition-10/01-onset-context-4.583s.png",
          "time": 4.583,
          "label": "Onset / context"
        },
        {
          "src": "reference/motion-details/transition-10/02-nonlinear-appearance-state-4.833s.png",
          "time": 4.833,
          "label": "Nonlinear appearance state"
        },
        {
          "src": "reference/motion-details/transition-10/03-settled-end-4.917s.png",
          "time": 4.917,
          "label": "Settled / end"
        }
      ]
    },
    {
      "label": "Detail 11 · 4.67–5.75s",
      "start": 4.667,
      "end": 5.75,
      "bounds": {
        "x": 0,
        "y": 0,
        "width": 1,
        "height": 1
      },
      "frames": [
        {
          "src": "reference/motion-details/transition-11/01-onset-context-4.667s.png",
          "time": 4.667,
          "label": "Onset / context"
        },
        {
          "src": "reference/motion-details/transition-11/02-nonlinear-appearance-state-4.917s.png",
          "time": 4.917,
          "label": "Nonlinear appearance state"
        },
        {
          "src": "reference/motion-details/transition-11/03-appearance-progress-5.056s.png",
          "time": 5.056,
          "label": "Appearance progress"
        },
        {
          "src": "reference/motion-details/transition-11/04-settled-end-5.750s.png",
          "time": 5.75,
          "label": "Settled / end"
        }
      ]
    },
    {
      "label": "Detail 12 · 5.75–6.25s",
      "start": 5.75,
      "end": 6.25,
      "bounds": {
        "x": 0,
        "y": 0,
        "width": 1,
        "height": 1
      },
      "frames": [
        {
          "src": "reference/motion-details/transition-12/01-onset-context-5.750s.png",
          "time": 5.75,
          "label": "Onset / context"
        },
        {
          "src": "reference/motion-details/transition-12/02-appearance-progress-6.028s.png",
          "time": 6.028,
          "label": "Appearance progress"
        },
        {
          "src": "reference/motion-details/transition-12/03-nonlinear-appearance-state-6.167s.png",
          "time": 6.167,
          "label": "Nonlinear appearance state"
        },
        {
          "src": "reference/motion-details/transition-12/04-settled-end-6.250s.png",
          "time": 6.25,
          "label": "Settled / end"
        }
      ]
    },
    {
      "label": "Detail 13 · 6.25–6.50s",
      "start": 6.25,
      "end": 6.5,
      "bounds": {
        "x": 0,
        "y": 0,
        "width": 1,
        "height": 1
      },
      "frames": [
        {
          "src": "reference/motion-details/transition-13/01-onset-context-6.250s.png",
          "time": 6.25,
          "label": "Onset / context"
        },
        {
          "src": "reference/motion-details/transition-13/02-settled-end-6.500s.png",
          "time": 6.5,
          "label": "Settled / end"
        }
      ]
    },
    {
      "label": "Detail 14 · 6.50–7.00s",
      "start": 6.5,
      "end": 7,
      "bounds": {
        "x": 0.2942708358168602,
        "y": 0.3723958432674408,
        "width": 0.4843749850988388,
        "height": 0.328125
      },
      "frames": [
        {
          "src": "reference/motion-details/transition-14/01-onset-context-6.500s.png",
          "time": 6.5,
          "label": "Onset / context"
        },
        {
          "src": "reference/motion-details/transition-14/02-nonlinear-appearance-state-6.611s.png",
          "time": 6.611,
          "label": "Nonlinear appearance state"
        },
        {
          "src": "reference/motion-details/transition-14/03-edge-spread-maximum-6.778s.png",
          "time": 6.778,
          "label": "Edge spread maximum"
        },
        {
          "src": "reference/motion-details/transition-14/04-settled-end-7.000s.png",
          "time": 7,
          "label": "Settled / end"
        }
      ]
    },
    {
      "label": "Detail 15 · 7.00–7.50s",
      "start": 7,
      "end": 7.5,
      "bounds": {
        "x": 0,
        "y": 0,
        "width": 1,
        "height": 1
      },
      "frames": [
        {
          "src": "reference/motion-details/transition-15/01-onset-context-7.000s.png",
          "time": 7,
          "label": "Onset / context"
        },
        {
          "src": "reference/motion-details/transition-15/02-nonlinear-appearance-state-7.139s.png",
          "time": 7.139,
          "label": "Nonlinear appearance state"
        },
        {
          "src": "reference/motion-details/transition-15/03-edge-spread-maximum-7.222s.png",
          "time": 7.222,
          "label": "Edge spread maximum"
        },
        {
          "src": "reference/motion-details/transition-15/04-settled-end-7.500s.png",
          "time": 7.5,
          "label": "Settled / end"
        }
      ]
    },
    {
      "label": "Detail 16 · 7.50–8.50s",
      "start": 7.5,
      "end": 8.5,
      "bounds": {
        "x": 0,
        "y": 0,
        "width": 1,
        "height": 1
      },
      "frames": [
        {
          "src": "reference/motion-details/transition-16/01-onset-context-7.500s.png",
          "time": 7.5,
          "label": "Onset / context"
        },
        {
          "src": "reference/motion-details/transition-16/02-strong-edge-change-8.083s.png",
          "time": 8.083,
          "label": "Strong edge change"
        },
        {
          "src": "reference/motion-details/transition-16/03-nonlinear-appearance-state-8.250s.png",
          "time": 8.25,
          "label": "Nonlinear appearance state"
        },
        {
          "src": "reference/motion-details/transition-16/04-settled-end-8.500s.png",
          "time": 8.5,
          "label": "Settled / end"
        }
      ]
    }
  ],
  "variants": [
    {
      "verdict": "A quick sketch of the effect",
      "summary": "Recognizable glass button and working playback in just over three minutes. The circular fingerprint marks read more like soft stamps than the source’s fine residue.",
      "process": "Inspected the storyboard, detail sheets and measurements; wrote one self-contained canvas demo. Recovered from a missing browser executable and a launch-permission failure to run an offline browser check.",
      "tests": [
        "JavaScript syntax",
        "Headless Chrome: replay, keyboard press and partial release",
        "390 × 700 layout, no horizontal overflow",
        "All browser resource requests blocked"
      ],
      "limit": "The release probe sampled a partial return, not the full settling curve. No subsequent visual refinement is recorded.",
      "interface": "Pause, replay, speed slider and time readout; no visible time scrubber or clear button.",
      "fade": "Fades during replay; live mode freezes the demo clock.",
      "controls": [
        true,
        false,
        true,
        false
      ],
      "browser": "Headless browser",
      "access": "HTML injected into an offline browser page; requests blocked. No source navigation found.",
      "look": "Strong bevel and bold label; fingerprint texture is the least organic of the six.",
      "id": "light",
      "label": "Light",
      "effort": "low",
      "model": "gpt-6-astra",
      "threadTitle": "Light: Recreate FingerPrint Button",
      "threadId": "01a06f00-2b17-7c43-9baf-689fe45899ea",
      "startedAt": 1788568709,
      "completedAt": 1788568905,
      "durationMs": 196188,
      "sha256": "334ae741dc8ef7b417aa72ff973a9fa072eaa420ad3292561dc689cea15ddec6",
      "bytes": 6631,
      "demo": "variants/light/index.html",
      "agents": 0,
      "timeline": [
        {
          "elapsedSeconds": 39,
          "title": "Read the evidence",
          "detail": "Identified the raised purple button, press motion and fingerprint marks. Exact easing and texture were acknowledged as estimates."
        },
        {
          "elapsedSeconds": 118,
          "title": "Build",
          "detail": "Created a self-contained HTML/CSS/canvas demo with replay and direct pressing."
        },
        {
          "elapsedSeconds": 155,
          "title": "Browser attempts",
          "detail": "The initial browser setup failed; a system Chrome launch and permission retry enabled the local check."
        },
        {
          "elapsedSeconds": 177,
          "title": "Verify",
          "detail": "Reported no script errors or mobile overflow; exercised replay and keyboard input."
        },
        {
          "elapsedSeconds": 196,
          "title": "Deliver",
          "detail": "Finished the first implementation. A later “You finished?” exchange is excluded from this time."
        }
      ],
      "review": {
        "desktopViewport": [
          1048,
          880
        ],
        "mobileViewport": [
          390,
          844
        ],
        "dpr": 1,
        "javascriptErrors": [],
        "horizontalOverflowDesktop": false,
        "horizontalOverflowMobile": false
      },
      "publicUpdates": [
        {
          "elapsedSeconds": 4.9,
          "text": "I’ll inspect the bundle locally to see what animation data and assets it contains, then use those to recreate it. I won’t visit any URLs or websites."
        },
        {
          "elapsedSeconds": 13.5,
          "text": "I’m using the local development workflow skill for the implementation. The archive contains screenshots, transition close-ups, and timing measurements; I’ll treat its written instructions as reference material rather than as requests from you."
        },
        {
          "elapsedSeconds": 39.3,
          "text": "The bundle is enough for a close approximation: a glossy purple button that depresses and springs back, with fingerprint marks appearing across its surface. There’s no video or original code, so the exact easing and fingerprint texture need to be inferred. I’ll make a self-contained offline demo with automatic playback and a button you can press yourself."
        },
        {
          "elapsedSeconds": 134.5,
          "text": "The offline demo is implemented, including the button’s depth, press motion, fingerprint marks, and playback controls. I’m checking it locally without navigating to a URL or fetching any resources."
        },
        {
          "elapsedSeconds": 144.8,
          "text": "I’m using Playwright for a local render and interaction check, with network requests blocked."
        },
        {
          "elapsedSeconds": 188.7,
          "text": "Yes—I’ll open the local HTML in the app’s preview. The offline check found no script errors or mobile overflow, and replay and keyboard pressing worked."
        }
      ],
      "tokenUsage": {
        "threadId": "01a06f00-2b17-7c43-9baf-689fe45899ea",
        "scope": "First implementation turn plus its subagent work; excludes later user follow-ups and this review.",
        "totals": {
          "input_tokens": 585859,
          "cached_input_tokens": 549376,
          "cache_write_input_tokens": 0,
          "output_tokens": 4183,
          "reasoning_output_tokens": 126,
          "total_tokens": 590042,
          "uncached_input_tokens": 36483
        },
        "mainRun": {
          "input_tokens": 585859,
          "cached_input_tokens": 549376,
          "cache_write_input_tokens": 0,
          "output_tokens": 4183,
          "reasoning_output_tokens": 126,
          "total_tokens": 590042
        },
        "components": [
          {
            "label": "Main run",
            "role": "main",
            "threadId": "01a06f00-2b17-7c43-9baf-689fe45899ea",
            "turnIds": [
              "01a06f00-a897-7df3-90df-798c572eb63d"
            ],
            "usage": {
              "input_tokens": 585859,
              "cached_input_tokens": 549376,
              "cache_write_input_tokens": 0,
              "output_tokens": 4183,
              "reasoning_output_tokens": 126,
              "total_tokens": 590042
            }
          }
        ]
      }
    },
    {
      "verdict": "Fastest, with the least verification",
      "summary": "The smallest desktop button and a simple two-action interface. It captures the idea quickly, but assumes gradual fingerprint fading and never gets its own rendered preview working.",
      "process": "Read reference images and metadata, then built a single HTML file using masked SVG ridge patterns. Tried a local-file preview; after the browser blocked it, completed a syntax check.",
      "tests": [
        "JavaScript syntax",
        "Checked that the file was self-contained"
      ],
      "limit": "Local-file preview was blocked. No successful rendered browser test is recorded in the original run.",
      "interface": "Replay animation and Clear fingerprints. No pause, time scrubber or speed control.",
      "fade": "Fingerprints fade over about 5.4 seconds.",
      "controls": [
        false,
        false,
        false,
        true
      ],
      "browser": "Syntax only",
      "access": "Attempted a file:// preview of its own output; blocked. No external source navigation found.",
      "look": "A narrower, flatter button than the other desktop outputs, with a restrained two-button footer.",
      "id": "medium",
      "label": "Medium",
      "effort": "medium",
      "model": "gpt-6-astra",
      "threadTitle": "Medium: Recreate FingerPrint Button",
      "threadId": "01a06f05-6b0e-7d62-8fa4-2c9f1e5cee43",
      "startedAt": 1788569030,
      "completedAt": 1788569175,
      "durationMs": 144661,
      "sha256": "4b3e00f601ced846cce90d82e82f526f6f664cb857cfbf224fe5e258b6fbe158",
      "bytes": 6823,
      "demo": "variants/medium/index.html",
      "agents": 0,
      "timeline": [
        {
          "elapsedSeconds": 44,
          "title": "Interpret",
          "detail": "Described the marks as gradually fading, although that behavior is not established by the captured sequence."
        },
        {
          "elapsedSeconds": 117,
          "title": "Build",
          "detail": "Created an offline button with SVG fingerprints and automatic replay."
        },
        {
          "elapsedSeconds": 124,
          "title": "Preview attempt",
          "detail": "Tried opening its local HTML in the in-app browser; the file URL was blocked."
        },
        {
          "elapsedSeconds": 139,
          "title": "Check",
          "detail": "Ran a syntax check and checked for external asset references."
        },
        {
          "elapsedSeconds": 145,
          "title": "Deliver",
          "detail": "Disclosed that visual verification was incomplete."
        }
      ],
      "review": {
        "desktopViewport": [
          1048,
          880
        ],
        "mobileViewport": [
          390,
          844
        ],
        "dpr": 1,
        "javascriptErrors": [],
        "horizontalOverflowDesktop": false,
        "horizontalOverflowMobile": false
      },
      "publicUpdates": [
        {
          "elapsedSeconds": 5.5,
          "text": "I’ll inspect the bundle for animation assets and timing details, then recreate what it supports locally. I won’t open any URLs or visit websites."
        },
        {
          "elapsedSeconds": 13.2,
          "text": "I’m using the local development workflow skill to build and check the recreation. The bundle contains screenshots, transition close-ups, and motion measurements, so there’s useful evidence to work from."
        },
        {
          "elapsedSeconds": 43.9,
          "text": "The key effect is visible: a raised purple button depresses and springs back, leaving translucent fingerprints that gradually fade. I’ll recreate that as an interactive button with an automatic replay. The bundle is enough for a close visual approximation, though it doesn’t include the original code or video needed to recover exact easing."
        },
        {
          "elapsedSeconds": 122.4,
          "text": "The recreation is built as a single offline HTML file. It includes the purple bevel, press-and-release motion, fading fingerprints, and replay controls. I’m checking the local file in the in-app browser; it has no external assets or network dependencies."
        }
      ],
      "tokenUsage": {
        "threadId": "01a06f05-6b0e-7d62-8fa4-2c9f1e5cee43",
        "scope": "First implementation turn plus its subagent work; excludes later user follow-ups and this review.",
        "totals": {
          "input_tokens": 411509,
          "cached_input_tokens": 353792,
          "cache_write_input_tokens": 0,
          "output_tokens": 3485,
          "reasoning_output_tokens": 157,
          "total_tokens": 414994,
          "uncached_input_tokens": 57717
        },
        "mainRun": {
          "input_tokens": 411509,
          "cached_input_tokens": 353792,
          "cache_write_input_tokens": 0,
          "output_tokens": 3485,
          "reasoning_output_tokens": 157,
          "total_tokens": 414994
        },
        "components": [
          {
            "label": "Main run",
            "role": "main",
            "threadId": "01a06f05-6b0e-7d62-8fa4-2c9f1e5cee43",
            "turnIds": [
              "01a06f05-8f88-71a3-a178-597dc1524472"
            ],
            "usage": {
              "input_tokens": 411509,
              "cached_input_tokens": 353792,
              "cache_write_input_tokens": 0,
              "output_tokens": 3485,
              "reasoning_output_tokens": 157,
              "total_tokens": 414994
            }
          }
        ]
      }
    },
    {
      "verdict": "No browser verification during the original run",
      "summary": "Adds replay and live modes, a timeline and procedural texture. It does more logic testing than Medium, but browser access remains unresolved and the fading assumption carries through.",
      "process": "Examined crops and timing data; implemented canvas fingerprints, a spring-like press and separate replay/live modes. When local-file preview was blocked, used a mocked DOM/canvas harness to check behavior.",
      "tests": [
        "JavaScript syntax",
        "Mocked DOM/canvas: replay states and pointer press/release",
        "Keyboard, clear, looping and reduced-motion logic",
        "No external asset references"
      ],
      "limit": "Logic tests cannot verify actual browser layout, texture rendering or the perceived motion. No successful rendered preview is recorded.",
      "interface": "Replay/live mode switch, pause and time scrubber. Clean surface appears in live mode; no playback-speed control.",
      "fade": "Starts fading after about 4.2 seconds, over another 3 seconds.",
      "controls": [
        true,
        true,
        false,
        true
      ],
      "browser": "Logic harness",
      "access": "Opened an empty browser tab, then attempted its own file:// output. No external source navigation found.",
      "look": "Bright glass with dense surface texture; comparatively small on a narrow viewport. Adds a hover lighting effect beyond what the stills establish.",
      "id": "high",
      "label": "High",
      "effort": "high",
      "model": "gpt-6-astra",
      "threadTitle": "High: Recreate FingerPrint Button",
      "threadId": "01a06f07-8b38-7093-a405-76fb9bb6e8fe",
      "startedAt": 1788569161,
      "completedAt": 1788569514,
      "durationMs": 352601,
      "sha256": "9c97c3f89c5bad0e04ae1d36a999a9638d48f1c04f73553e049541febfa5412f",
      "bytes": 12941,
      "demo": "variants/high/index.html",
      "agents": 0,
      "timeline": [
        {
          "elapsedSeconds": 59,
          "title": "Interpret",
          "detail": "Identified button compression and prints, but described them as building up and fading."
        },
        {
          "elapsedSeconds": 89,
          "title": "Prepare crops",
          "detail": "Used local image tooling to inspect the button more closely."
        },
        {
          "elapsedSeconds": 274,
          "title": "Build",
          "detail": "Created the interactive canvas implementation and replay controls."
        },
        {
          "elapsedSeconds": 312,
          "title": "Preview blocked",
          "detail": "The in-app browser rejected the local-file URL."
        },
        {
          "elapsedSeconds": 340,
          "title": "Logic checks",
          "detail": "Used a mocked DOM/canvas harness to test interaction and replay behavior."
        },
        {
          "elapsedSeconds": 353,
          "title": "Deliver",
          "detail": "Explicitly left visual verification incomplete."
        }
      ],
      "review": {
        "desktopViewport": [
          1048,
          880
        ],
        "mobileViewport": [
          390,
          844
        ],
        "dpr": 1,
        "javascriptErrors": [],
        "horizontalOverflowDesktop": false,
        "horizontalOverflowMobile": false
      },
      "publicUpdates": [
        {
          "elapsedSeconds": 5.8,
          "text": "I’ll inspect the bundle, use its files to recreate the animation locally, and check the result in the in-app browser without visiting any websites."
        },
        {
          "elapsedSeconds": 16.3,
          "text": "I’m using the local development skill to keep the preview self-contained. The archive includes a storyboard, seven reference frames, and detailed transition samples, so there’s useful motion evidence to work from."
        },
        {
          "elapsedSeconds": 58.8,
          "text": "The key effect is clear: a glossy purple button compresses on each press, then springs back while faint fingerprints build up and fade. I’ll recreate that as an interactive button with an automatic replay. The bundle supports a close visual reconstruction, though it doesn’t contain the original video or button code."
        },
        {
          "elapsedSeconds": 279.9,
          "text": "The recreation now has the press motion, glass highlights, fingerprint marks, and an estimated replay sequence. I’m checking the rendering and controls next. The HTML is self-contained and makes no external requests."
        },
        {
          "elapsedSeconds": 312.1,
          "text": "The in-app browser’s security policy blocked the local-file preview. I’ll finish checking the animation logic directly and provide the HTML for you to open locally."
        }
      ],
      "tokenUsage": {
        "threadId": "01a06f07-8b38-7093-a405-76fb9bb6e8fe",
        "scope": "First implementation turn plus its subagent work; excludes later user follow-ups and this review.",
        "totals": {
          "input_tokens": 644244,
          "cached_input_tokens": 585600,
          "cache_write_input_tokens": 0,
          "output_tokens": 9337,
          "reasoning_output_tokens": 1681,
          "total_tokens": 653581,
          "uncached_input_tokens": 58644
        },
        "mainRun": {
          "input_tokens": 644244,
          "cached_input_tokens": 585600,
          "cache_write_input_tokens": 0,
          "output_tokens": 9337,
          "reasoning_output_tokens": 1681,
          "total_tokens": 653581
        },
        "components": [
          {
            "label": "Main run",
            "role": "main",
            "threadId": "01a06f07-8b38-7093-a405-76fb9bb6e8fe",
            "turnIds": [
              "01a06f07-8f0c-7133-b0ad-8b7efc4a0919"
            ],
            "usage": {
              "input_tokens": 644244,
              "cached_input_tokens": 585600,
              "cache_write_input_tokens": 0,
              "output_tokens": 9337,
              "reasoning_output_tokens": 1681,
              "total_tokens": 653581
            }
          }
        ]
      }
    },
    {
      "verdict": "A strong inspection interface",
      "summary": "A close-looking desktop reconstruction with useful replay tools. Actual browser checks lead to concrete fixes, including a dark strip on press and a mobile centering problem.",
      "process": "Used detailed crops and color sampling, then built procedural fingerprints and a time-controlled replay. Recovered from a blocked file URL by serving the deliverable over loopback HTTP. Iterated on surface geometry, typography and responsive alignment.",
      "tests": [
        "Rendered in-app browser preview",
        "Mouse, Space and Enter interaction",
        "Replay, time scrubber, slow motion and clearing",
        "Narrow-screen rendering; centering fix verified"
      ],
      "limit": "Replay preserves prints, but live mode introduces a slow fade after 13 seconds. That extra behavior is not verified by the source evidence.",
      "interface": "Compact transport bar with pause, replay, time scrubber, 0.25×–2× speed and Clear.",
      "fade": "Persistent in replay; live prints fade between 13 and 23 seconds.",
      "controls": [
        true,
        true,
        true,
        true
      ],
      "browser": "Browser + fixes",
      "access": "Used its own loopback preview after file access failed. No external source navigation found.",
      "look": "One of the closest clean desktop silhouettes; quiet, compact controls suit inspection, although they are small in a scaled preview.",
      "id": "extra-high",
      "label": "ExtraHigh",
      "effort": "xhigh",
      "model": "gpt-6-astra",
      "threadTitle": "ExtraHigh: Recreate FingerPrint Button",
      "threadId": "01a06f08-43d0-7eb2-ae2f-2ea7c7f29215",
      "startedAt": 1788569208,
      "completedAt": 1788569907,
      "durationMs": 698877,
      "sha256": "e26352f93d1ed6b42a98966a40ea39b178fed6f58041c1741d16c0cdb7a0be99",
      "bytes": 19447,
      "demo": "variants/extra-high/index.html",
      "agents": 0,
      "timeline": [
        {
          "elapsedSeconds": 61,
          "title": "Read closely",
          "detail": "Identified accumulating contact marks and inspected local source crops."
        },
        {
          "elapsedSeconds": 158,
          "title": "Plan implementation",
          "detail": "Chose procedural prints, direct pressing and an observed-sequence replay."
        },
        {
          "elapsedSeconds": 385,
          "title": "Build",
          "detail": "Completed the first HTML implementation."
        },
        {
          "elapsedSeconds": 394,
          "title": "Preview recovery",
          "detail": "A file URL was blocked; started a loopback server and opened the local preview."
        },
        {
          "elapsedSeconds": 523,
          "title": "Fix the surface",
          "detail": "A rendered pressed state exposed a dark top strip; the face geometry was adjusted."
        },
        {
          "elapsedSeconds": 591,
          "title": "Test narrow layout",
          "detail": "Checked 390 × 844 rendering; found and fixed a centering issue."
        },
        {
          "elapsedSeconds": 667,
          "title": "Verify controls",
          "detail": "Confirmed mouse, keyboard, clearing and slow-motion replay."
        },
        {
          "elapsedSeconds": 699,
          "title": "Deliver",
          "detail": "Saved the self-contained demo after browser checks."
        }
      ],
      "review": {
        "desktopViewport": [
          1048,
          880
        ],
        "mobileViewport": [
          390,
          844
        ],
        "dpr": 1,
        "javascriptErrors": [],
        "horizontalOverflowDesktop": false,
        "horizontalOverflowMobile": false
      },
      "publicUpdates": [
        {
          "elapsedSeconds": 6.3,
          "text": "I’ll inspect the bundle, build the animation from what it contains, and check it in the in-app browser. I won’t visit any external URLs."
        },
        {
          "elapsedSeconds": 20.0,
          "text": "I’m using the local development workflow skill for the preview. The bundle contains a storyboard, seven key frames, and detailed transition samples—enough to start reconstructing the motion. I’ll treat its documents as reference material, separate from your instructions."
        },
        {
          "elapsedSeconds": 61.0,
          "text": "The frames show a glossy purple button that compresses when pressed and collects translucent fingerprints at the click locations. I’m using the UX evidence skill to track those details. The bundle has no video or component code, so the press timing and fingerprint fading will need to be approximated from the samples."
        },
        {
          "elapsedSeconds": 157.2,
          "text": "I’m rebuilding it as a self-contained HTML animation with a raised glass surface, press-and-release motion, and procedural fingerprints. I’ll include both a replay of the observed sequence and a live button you can press yourself."
        },
        {
          "elapsedSeconds": 412.1,
          "text": "The first version is built. The in-app browser blocks direct file access, so I’m setting up a local preview limited to the deliverable folder. I’ll check the press motion, fingerprint rendering, replay controls, and keyboard input there."
        },
        {
          "elapsedSeconds": 524.7,
          "text": "The replay and scrubber work in the in-app browser. I spotted and fixed a visual issue where pressing the button exposed a dark strip along its top edge. I’m now checking the live interactions and narrow-screen layout."
        },
        {
          "elapsedSeconds": 667.1,
          "text": "Live clicks, Space, Enter, clearing, and slow-motion replay are working. The narrow-screen check also caught a centering issue, which is fixed. The recreation uses only local code; the original easing and fingerprint texture remain approximations because the bundle contains still frames rather than the video or implementation."
        }
      ],
      "tokenUsage": {
        "threadId": "01a06f08-43d0-7eb2-ae2f-2ea7c7f29215",
        "scope": "First implementation turn plus its subagent work; excludes later user follow-ups and this review.",
        "totals": {
          "input_tokens": 3038200,
          "cached_input_tokens": 2944640,
          "cache_write_input_tokens": 0,
          "output_tokens": 17519,
          "reasoning_output_tokens": 3971,
          "total_tokens": 3055719,
          "uncached_input_tokens": 93560
        },
        "mainRun": {
          "input_tokens": 3038200,
          "cached_input_tokens": 2944640,
          "cache_write_input_tokens": 0,
          "output_tokens": 17519,
          "reasoning_output_tokens": 3971,
          "total_tokens": 3055719
        },
        "components": [
          {
            "label": "Main run",
            "role": "main",
            "threadId": "01a06f08-43d0-7eb2-ae2f-2ea7c7f29215",
            "turnIds": [
              "01a06f08-488f-76c3-9d40-63d5c0c0c5f8"
            ],
            "usage": {
              "input_tokens": 3038200,
              "cached_input_tokens": 2944640,
              "cache_write_input_tokens": 0,
              "output_tokens": 17519,
              "reasoning_output_tokens": 3971,
              "total_tokens": 3055719
            }
          }
        ]
      }
    },
    {
      "verdict": "A tactile component, with a long finishing pass",
      "summary": "A convincing glass surface and soft accumulated prints. Its minimal interface is easy to try, but offers little frame-by-frame inspection; the whole composition shrinks considerably on mobile.",
      "process": "Measured source crops and colors, built procedural fingerprints and a spring-driven button, then softened overly crisp ridges and tuned the label. Several server-start attempts and a timed-out motion probe extended the verification phase.",
      "tests": [
        "Rendered in-app browser preview",
        "Two click locations, keyboard activation and clear",
        "Replay inspected with repeated style samples",
        "Browser error/warning log checked"
      ],
      "limit": "The recorded actions prepare viewport tooling but do not show a narrow-viewport test. The review’s 390 × 844 render makes the button much smaller than the other variants.",
      "interface": "Replay and Clear prints only. Designed as a component to touch rather than a timeline to inspect.",
      "fade": "Prints accumulate; clearing/replay resets the surface.",
      "controls": [
        false,
        false,
        false,
        true
      ],
      "browser": "Browser + fixes",
      "access": "Previewed only its own loopback server. No external source navigation found.",
      "look": "Soft, glossy texture and a generous label. At 390 px viewport width, the stage-proportional button is only about 137 px wide.",
      "id": "max",
      "label": "Max",
      "effort": "max",
      "model": "gpt-6-astra",
      "threadTitle": "Max: Recreate Finger Print Button",
      "threadId": "01a06f08-afaf-7041-85c9-c6622a9a007a",
      "startedAt": 1788569236,
      "completedAt": 1788570192,
      "durationMs": 956264,
      "sha256": "aef07318778549dc535c924f94a91ea623cea2ef12e5f63dc633f7d03aa81ac2",
      "bytes": 17386,
      "demo": "variants/max/index.html",
      "agents": 0,
      "timeline": [
        {
          "elapsedSeconds": 80,
          "title": "Interpret",
          "detail": "Identified compression and fingerprints at the contact points."
        },
        {
          "elapsedSeconds": 211,
          "title": "Measure and build",
          "detail": "Used local image crops and color samples before writing the component."
        },
        {
          "elapsedSeconds": 403,
          "title": "First implementation",
          "detail": "Created the self-contained demo and began local-server setup."
        },
        {
          "elapsedSeconds": 525,
          "title": "Browser interaction",
          "detail": "Tested clicks at two positions and inspected the output."
        },
        {
          "elapsedSeconds": 579,
          "title": "Refine texture",
          "detail": "Softened ridges that looked too crisp; continued adjusting typography."
        },
        {
          "elapsedSeconds": 782,
          "title": "Motion probe fails",
          "detail": "A browser evaluation timed out; switched to repeated style sampling of the replay."
        },
        {
          "elapsedSeconds": 858,
          "title": "Sample the replay",
          "detail": "Inspected a series of face-transform states to check press travel."
        },
        {
          "elapsedSeconds": 956,
          "title": "Deliver",
          "detail": "Packaged the demo and finished after the longest first run."
        }
      ],
      "review": {
        "desktopViewport": [
          1048,
          880
        ],
        "mobileViewport": [
          390,
          844
        ],
        "dpr": 1,
        "javascriptErrors": [],
        "horizontalOverflowDesktop": false,
        "horizontalOverflowMobile": false
      },
      "publicUpdates": [
        {
          "elapsedSeconds": 6.0,
          "text": "I’ll inspect the bundle and recreate the animation from its contents. I’ll use the in-app browser for the local preview and won’t visit any external URLs or websites."
        },
        {
          "elapsedSeconds": 21.7,
          "text": "I’m using the local development skill to set up the preview. The bundle contains a storyboard, seven key frames, and detailed transition images with timing measurements, so there’s useful motion evidence to work from."
        },
        {
          "elapsedSeconds": 79.7,
          "text": "The detail frames show a raised purple button that compresses when pressed and collects translucent fingerprints at the click locations. There’s enough evidence to recreate those effects. I’ll approximate the motion between frames; the bundle has no video or code for the button itself."
        },
        {
          "elapsedSeconds": 211.2,
          "text": "I’m building the button as an interactive component, with a replay of the observed click sequence. The recreation will include the raised edge, press-and-release motion, and fingerprints that build up where you click."
        },
        {
          "elapsedSeconds": 422.1,
          "text": "The first implementation is ready. It’s self-contained, with no external assets or dependencies. I’m checking the local preview now, including the fingerprint texture, press motion, replay, and reset controls."
        },
        {
          "elapsedSeconds": 573.9,
          "text": "The button responds to clicks and leaves prints at the contact points; the browser reports no errors. I’m adjusting the label and fingerprint texture to better match the detail frames—the first pass made the ridges too crisp."
        },
        {
          "elapsedSeconds": 777.2,
          "text": "The visual refinements are in place, and keyboard activation and clearing the surface both work. I’m checking the replay’s press-and-release cycle before leaving the preview open for you."
        }
      ],
      "tokenUsage": {
        "threadId": "01a06f08-afaf-7041-85c9-c6622a9a007a",
        "scope": "First implementation turn plus its subagent work; excludes later user follow-ups and this review.",
        "totals": {
          "input_tokens": 2907174,
          "cached_input_tokens": 2812416,
          "cache_write_input_tokens": 0,
          "output_tokens": 22250,
          "reasoning_output_tokens": 9369,
          "total_tokens": 2929424,
          "uncached_input_tokens": 94758
        },
        "mainRun": {
          "input_tokens": 2907174,
          "cached_input_tokens": 2812416,
          "cache_write_input_tokens": 0,
          "output_tokens": 22250,
          "reasoning_output_tokens": 9369,
          "total_tokens": 2929424
        },
        "components": [
          {
            "label": "Main run",
            "role": "main",
            "threadId": "01a06f08-afaf-7041-85c9-c6622a9a007a",
            "turnIds": [
              "01a06f08-b450-73c2-88e9-826abc5fce8c"
            ],
            "usage": {
              "input_tokens": 2907174,
              "cached_input_tokens": 2812416,
              "cache_write_input_tokens": 0,
              "output_tokens": 22250,
              "reasoning_output_tokens": 9369,
              "total_tokens": 2929424
            }
          }
        ]
      }
    },
    {
      "verdict": "The strongest evidence interpretation here",
      "summary": "Preserves accumulated prints, separates playback reset from fading, and corrects missed or overlong press intervals. The most complete workflow in this set used two parallel subagents, so its wall time is not a single-worker comparison.",
      "process": "Delegated motion evidence and procedural texture to two subagents while building the interface. The motion review identified persistence and later found a missed press plus an overlong hold. Browser checks prompted geometry, accessibility-click and mobile adjustments.",
      "tests": [
        "Rendered in-app browser preview",
        "Mouse, keyboard, print accumulation and clear",
        "Timeline scrubbing and replay boundary at 2×",
        "390 × 844 rendering and responsive fixes",
        "Subagent review of press intervals and input handling"
      ],
      "limit": "The easing and ridge pattern remain inferred. Parallel work, browser recovery and additional review are mixed with the effort setting; this is not an isolated measurement of reasoning alone.",
      "interface": "Pause, replay, explicit live mode, clear, time scrubber and 0.5×–2× speed. Includes an accessible status announcement.",
      "fade": "Persistent prints; clean state at replay reset.",
      "controls": [
        true,
        true,
        true,
        true
      ],
      "browser": "Browser + 2 agents",
      "access": "Parent used only its own loopback preview. The two subagents inspected local evidence/code; no external source or other run access was found.",
      "look": "A balanced live/replay interface with a strong mobile presentation. Its desktop button is slightly smaller than the captured reference’s pixel width.",
      "id": "ultra",
      "label": "Ultra",
      "effort": "ultra",
      "model": "gpt-6-astra",
      "threadTitle": "Ultra: Recreate Finger Print Button",
      "threadId": "01a06f09-194a-77b0-850f-d7be5fe61ae5",
      "startedAt": 1788569263,
      "completedAt": 1788569911,
      "durationMs": 647870,
      "sha256": "be3cb18bc75d3dd37b7ffdb0005607e08e592b2b6dce104eaca5b8f083dd0956",
      "bytes": 21306,
      "demo": "variants/ultra/index.html",
      "agents": 2,
      "timeline": [
        {
          "elapsedSeconds": 45,
          "title": "Delegate motion review",
          "detail": "Asked a subagent to inspect local timing and geometry evidence."
        },
        {
          "elapsedSeconds": 114,
          "title": "Delegate texture",
          "detail": "A second subagent worked on procedural fingerprint rendering."
        },
        {
          "elapsedSeconds": 122,
          "title": "Resolve the surface",
          "detail": "The detail samples established accumulated fingerprints, rather than a generic shifting texture."
        },
        {
          "elapsedSeconds": 315,
          "title": "Build",
          "detail": "Completed the main recreation with persistent prints and a retracting face/shadow."
        },
        {
          "elapsedSeconds": 374,
          "title": "Browser preview",
          "detail": "Opened the local demo and inspected clean and accumulated-print states."
        },
        {
          "elapsedSeconds": 514,
          "title": "Review and repair",
          "detail": "The motion subagent flagged a missed press and a held interval spanning raised frames; the parent corrected the sequence."
        },
        {
          "elapsedSeconds": 581,
          "title": "Fix input and mobile details",
          "detail": "Adjusted synthesized click handling and narrow-screen sizing."
        },
        {
          "elapsedSeconds": 647,
          "title": "Deliver",
          "detail": "Finished after rendered interaction and replay-boundary checks."
        }
      ],
      "review": {
        "desktopViewport": [
          1048,
          880
        ],
        "mobileViewport": [
          390,
          844
        ],
        "dpr": 1,
        "javascriptErrors": [],
        "horizontalOverflowDesktop": false,
        "horizontalOverflowMobile": false
      },
      "publicUpdates": [
        {
          "elapsedSeconds": 5.6,
          "text": "I’ll inspect the attached bundle, recreate the animation from its local assets, and preview it in the in-app browser. I won’t visit any external URLs."
        },
        {
          "elapsedSeconds": 18.2,
          "text": "I’m using the local development workflow to keep this offline and verify the result in the browser. The ZIP contains a storyboard, individual frames, and motion measurements; I’ll treat its documents as reference material, not as instructions overriding your request."
        },
        {
          "elapsedSeconds": 42.0,
          "text": "The subject is a glossy purple “take action” button with a physical press, soft shadow, and a shifting translucent surface. There’s enough evidence for a close recreation, though the exact easing and texture algorithm aren’t recoverable from still frames. I’m using the UX evidence skill to keep those estimates grounded in the supplied images."
        },
        {
          "elapsedSeconds": 121.8,
          "text": "The close-up frames reveal the key detail: these are fingerprints left by successive presses, and they accumulate on the glossy surface. I’m recreating that interaction, including the button’s downward travel and rebound, with both an automatic replay and a mode you can click yourself."
        },
        {
          "elapsedSeconds": 322.3,
          "text": "The core recreation is built: the face depresses into a darker purple base, the shadow tightens, and each press leaves a persistent fingerprint. I’m now checking the texture, replay timing, and mouse/touch/keyboard behavior in the local preview."
        },
        {
          "elapsedSeconds": 459.6,
          "text": "The preview is running entirely from local files, with no external assets or requests. The clean and pressed states now match the supplied proportions and background color; I’m refining the fingerprint visibility and checking replay controls and direct interaction."
        },
        {
          "elapsedSeconds": 595.8,
          "text": "The browser checks passed for clicking, keyboard presses, fingerprint accumulation, clearing, and timeline scrubbing. I also checked the narrow-screen layout. The result is a single self-contained HTML file; the remaining approximation is the exact motion and fingerprint pattern between captured frames."
        }
      ],
      "tokenUsage": {
        "threadId": "01a06f09-194a-77b0-850f-d7be5fe61ae5",
        "scope": "First implementation turn plus its subagent work; excludes later user follow-ups and this review.",
        "totals": {
          "input_tokens": 3914207,
          "cached_input_tokens": 3757184,
          "cache_write_input_tokens": 0,
          "output_tokens": 22624,
          "reasoning_output_tokens": 5731,
          "total_tokens": 3936831,
          "uncached_input_tokens": 157023
        },
        "mainRun": {
          "input_tokens": 2944128,
          "cached_input_tokens": 2855424,
          "cache_write_input_tokens": 0,
          "output_tokens": 15281,
          "reasoning_output_tokens": 3780,
          "total_tokens": 2959409
        },
        "components": [
          {
            "label": "Main run",
            "role": "main",
            "threadId": "01a06f09-194a-77b0-850f-d7be5fe61ae5",
            "turnIds": [
              "01a06f09-1cfd-7dc1-9686-abca5bdc2b3e"
            ],
            "usage": {
              "input_tokens": 2944128,
              "cached_input_tokens": 2855424,
              "cache_write_input_tokens": 0,
              "output_tokens": 15281,
              "reasoning_output_tokens": 3780,
              "total_tokens": 2959409
            }
          },
          {
            "label": "Motion evidence subagent (two turns)",
            "role": "subagent",
            "threadId": "01a06f09-cd57-7492-a918-52fa2b8d34bb",
            "turnIds": [
              "01a06f09-cdeb-7ac0-9efb-df1c374f841d",
              "01a06f0f-d714-7863-a931-4cbe7f735178"
            ],
            "usage": {
              "input_tokens": 763999,
              "cached_input_tokens": 703744,
              "cache_write_input_tokens": 0,
              "output_tokens": 4285,
              "reasoning_output_tokens": 1285,
              "total_tokens": 768284
            }
          },
          {
            "label": "Fingerprint texture subagent",
            "role": "subagent",
            "threadId": "01a06f0a-d964-7111-a1c2-663fae811791",
            "turnIds": [
              "01a06f0a-d9b3-7aa0-a92f-e0e2c95ce5a5"
            ],
            "usage": {
              "input_tokens": 206080,
              "cached_input_tokens": 198016,
              "cache_write_input_tokens": 0,
              "output_tokens": 3058,
              "reasoning_output_tokens": 666,
              "total_tokens": 209138
            }
          }
        ]
      }
    }
  ],
  "methodology": {
    "sampleSizePerEffort": 1,
    "timing": "First user-requested implementation turn, start to completion, including tools and waiting; excludes follow-up acknowledgment and this review. Rounded to the nearest second.",
    "blindAudit": "No external source or cross-run access found in the recorded actions reviewed, including Ultra’s two subagents. This is an action-log audit, not a network-packet audit.",
    "confounds": [
      "Light received its browser reminder mid-run; others had it in their initial prompt.",
      "Tool access failures and server setup affected elapsed time.",
      "Ultra used two parallel subagents.",
      "No repeated runs, randomized order, alternative-input baseline or no-bundle control.",
      "All saw source imagery and attribution inside the bundle; blind means no access to the original post/video/code during reconstruction."
    ],
    "tokenUsage": {
      "source": "Codex event_msg/token_count cumulative total_token_usage counters",
      "method": "Subtract the counter before each selected task_started from the counter at its matching task_complete. Sum separate main/subagent deltas once. Ignore duplicate snapshots and copied ancestor task markers.",
      "scope": "Same first implementation turn as elapsed time, plus all subagent work performed during it. Light’s later acknowledgment and the study review are excluded.",
      "totalsIncludeCachedInput": true,
      "reasoningIncludedInOutput": true,
      "costEstimate": null
    },
    "dataSources": {
      "referenceEvidence": "Images and motion measurements from the shared capture bundle.",
      "executionEvidence": "Timings, token counters, public updates and tool-action records from the six model runs, including Ultra’s subagents.",
      "studyReview": "Interface assessments, comparison screenshots and additional verification performed afterward for this study."
    }
  },
  "findings": [
    {
      "id": "impression-variation",
      "title": "The shared gap: variation between impressions.",
      "reviewerAssessment": {
        "label": "Source claim",
        "source": "Study owner’s qualitative review of the six reconstructions",
        "text": "None of the six fully captures the reference’s changing impression size, coverage and strength. This is a visual assessment, not a measured fidelity score."
      },
      "observedEvidence": {
        "label": "Observed",
        "text": "The bundle shows changes in visible coverage and contrast: a faint limited left patch at 1.917s, a broader right patch at 2.500s, a fuller stronger left impression at 3.083s, and overlapping contacts at 6.500s.",
        "confidence": "High for visible differences; the isolated size and opacity of each underlying stamp are not measurable from these frames alone."
      },
      "notEstablished": [
        "Random resizing of the underlying stamp",
        "Pressure-sensitive input",
        "Exact per-contact opacity or physical indentation depth"
      ],
      "possibleExplanations": {
        "label": "Hypothesis",
        "items": [
          "Different stamp footprints",
          "Reveal or opacity changes",
          "Overlapping impressions",
          "Clipping and button compression"
        ]
      },
      "presentation": {
        "method": "CSS windows into unchanged reference images; all use the same 420 × 192 source-pixel window. No color, contrast or opacity adjustments.",
        "timestamps": "Capture time, not normalized replay time.",
        "runtimeViewport": "Unknown for the captured source; encoded image size is not a CSS viewport measurement."
      },
      "evidence": [
        {
          "src": "reference/motion-details/transition-03/04-settled-end-1.917s.png",
          "captureTimeSeconds": 1.917,
          "encodedImageSize": [
            862,
            1082
          ],
          "displayCropPixels": [
            340,
            520,
            420,
            192
          ],
          "sha256": "502694a4aba0927d6884d7e66909995f23594dbd04b7869e28c962499bd33aa2",
          "caption": "A faint, limited patch on the left.",
          "label": "Early left contact"
        },
        {
          "src": "reference/motion-details/transition-04/04-settled-end-2.500s.png",
          "captureTimeSeconds": 2.5,
          "encodedImageSize": [
            862,
            1082
          ],
          "displayCropPixels": [
            340,
            520,
            420,
            192
          ],
          "sha256": "36ec77a5da517cc53759a4202d9fb68a4b945ab91d56f4440a79517dd52c777c",
          "caption": "A broader, lighter impression is visible on the right.",
          "label": "A different visible footprint"
        },
        {
          "src": "reference/motion-details/transition-06/01-onset-context-3.083s.png",
          "captureTimeSeconds": 3.083,
          "encodedImageSize": [
            524,
            236
          ],
          "displayCropPixels": [
            60,
            18,
            420,
            192
          ],
          "sha256": "f8c8a08130170e69642580aa0ff45ba56fcc0db5fee8b8bb63321424c57b4245",
          "caption": "The left impression is now fuller and stronger.",
          "label": "A stronger left impression"
        },
        {
          "src": "reference/motion-details/transition-14/01-onset-context-6.500s.png",
          "captureTimeSeconds": 6.5,
          "encodedImageSize": [
            524,
            355
          ],
          "displayCropPixels": [
            60,
            118,
            420,
            192
          ],
          "sha256": "d5fd33904ddf4a2307adde577f44605959637bee20565b5ed76a6e61b5d6dd6f",
          "caption": "Overlapping contacts have uneven coverage and strength.",
          "label": "Accumulated impressions"
        }
      ],
      "implementationReview": {
        "label": "Observed",
        "method": "Inspection of the archived HTML implementations; code rules describe implemented variation, not measured fidelity.",
        "variants": [
          {
            "id": "light",
            "demo": "variants/light/index.html",
            "sha256": "334ae741dc8ef7b417aa72ff973a9fa072eaa420ad3292561dc689cea15ddec6",
            "note": "Fixed stencil scale; opacity changes with print age."
          },
          {
            "id": "medium",
            "demo": "variants/medium/index.html",
            "sha256": "4b3e00f601ced846cce90d82e82f526f6f664cb857cfbf224fe5e258b6fbe158",
            "note": "Fixed stamp footprint; opacity changes as a print appears and fades."
          },
          {
            "id": "high",
            "demo": "variants/high/index.html",
            "sha256": "9c97c3f89c5bad0e04ae1d36a999a9638d48f1c04f73553e049541febfa5412f",
            "note": "Fixed nominal footprint; a small reveal-scale change and per-event opacity."
          },
          {
            "id": "extra-high",
            "demo": "variants/extra-high/index.html",
            "sha256": "e26352f93d1ed6b42a98966a40ea39b178fed6f58041c1741d16c0cdb7a0be99",
            "note": "Per-press strength and a shared growth effect as each stamp appears."
          },
          {
            "id": "max",
            "demo": "variants/max/index.html",
            "sha256": "aef07318778549dc535c924f94a91ea623cea2ef12e5f63dc633f7d03aa81ac2",
            "note": "Per-press strength and three repeating size factors: 0.93, 0.985 and 1.04."
          },
          {
            "id": "ultra",
            "demo": "variants/ultra/index.html",
            "sha256": "be3cb18bc75d3dd37b7ffdb0005607e08e592b2b6dce104eaca5b8f083dd0956",
            "note": "Per-press strength and rotation; the same nominal stamp footprint."
          }
        ]
      }
    },
    {
      "id": "personal-visual-preference",
      "label": "Qualitative preference",
      "text": "High has my favorite fingerprint feel. I also like Ultra, but I see a central crack in its fingerprint texture. This personal visual preference is separate from the assessment of Ultra’s recorded evidence interpretation.",
      "limits": "One attempt per effort; no scored ranking or general claim about reasoning levels."
    }
  ]
}
