benchmark_report.json

{
    "timestamp": "Tue Mar 31 06:15:50 2026",
    "total_samples": 3,
    "correct": 3,
    "accuracy_pct": 100.0,
    "results": [
        {
            "filename": "real_closeup.mp4",
            "ground_truth": "REAL",
            "verdict": "LIKELY_REAL",
            "score": 32.2,
            "is_correct": true,
            "elapsed_sec": 282.6,
            "signal_scores": {
                "temporal_core": 2.0,
                "spatial": 62.2,
                "identity": 50.0,
                "flow": 50.8,
                "blink": 45.0,
                "consistency": 39.5,
                "biological": 50.0,
                "audio": 50.0,
                "lipsync": 50.0
            },
            "robustness": {
                "original_score": 0.622,
                "compressed_score": 0.691,
                "score_delta": 0.069,
                "jpeg_quality": 70,
                "frames_tested": 8,
                "flip_threshold": 0.25
            },
            "provenance": {
                "codec": "mov,mp4,m4a,3gp,3g2,mj2",
                "bit_rate": "4540587",
                "tags": {
                    "major_brand": "mp42",
                    "minor_version": "0",
                    "compatible_brands": "mp42mp41isomavc1",
                    "creation_time": "2017-06-04T15:18:09.000000Z"
                }
            }
        },
        {
            "filename": "sora_claymation.mp4",
            "ground_truth": "AI",
            "verdict": "AI_GENERATED",
            "score": 95.0,
            "is_correct": true,
            "elapsed_sec": 0.07,
            "signal_scores": {},
            "robustness": {},
            "provenance": {
                "definitive": true,
                "reason": "AI provenance detected in metadata: {'ai_tool_found': 'sora', 'c2pa_ai_credential': True, 'codec': 'mov,mp4,m4a,3gp,3g2,mj2', 'bit_rate': '4052790', 'tags': {'major_brand': 'isom', 'minor_version': '512', 'compatible_brands': 'isomiso2avc1mp41', 'encoder': 'Lavf60.16.100'}}"
            }
        },
        {
            "filename": "sora_donuts.mp4",
            "ground_truth": "AI",
            "verdict": "AI_GENERATED",
            "score": 95.0,
            "is_correct": true,
            "elapsed_sec": 0.07,
            "signal_scores": {},
            "robustness": {},
            "provenance": {
                "definitive": true,
                "reason": "AI provenance detected in metadata: {'ai_tool_found': 'sora', 'c2pa_ai_credential': True, 'codec': 'mov,mp4,m4a,3gp,3g2,mj2', 'bit_rate': '4740571', 'tags': {'major_brand': 'isom', 'minor_version': '512', 'compatible_brands': 'isomiso2avc1mp41', 'encoder': 'Lavf60.16.100'}}"
            }
        }
    ]
}