docs/evidence/xgd1/FRIIDUMP_XGD1_CLOSURE_EVIDENCE.json

   1 {
   2   "schema": "project-frankenstein-friidump-xgd1-closure.v1",
   3   "generated_utc": "2026-07-18T17:00:00Z",
   4   "software": {
   5     "friidump_version_under_test": "0.5.3.14",
   6     "cleanup_release_candidate": "0.5.3.15",
   7     "base_commit_before_cleanup": "6e43cd3fd4f7324a177331a01d653b4c19c4bca7"
   8   },
   9   "hardware": {
  10     "drive_model": "HL-DT-ST DVD-ROM GDR8050L",
  11     "firmware_revision": "0012",
  12     "modified_firmware_e7_memdump": true
  13   },
  14   "logical_boundary_probe": {
  15     "locked_visible_sectors": 6992,
  16     "unlocked_visible_sectors": 3431264,
  17     "read10_read12_successful_pairs": 17,
  18     "read10_read12_all_equal": true,
  19     "ordinary_reads_expose_pregame_or_postgame_filler": false
  20   },
  21   "physical_geometry_probe": {
  22     "schema_version": 2,
  23     "required_states_verified": true,
  24     "geometry_validation_failures": 0,
  25     "physical_geometry_resolved": true,
  26     "geometry_model": {
  27       "dvd_start_psn": 196608,
  28       "game_output_start_lba": 198144,
  29       "layer_break_lba": 1913776,
  30       "layer_zero_last_normalized_psn": 2110383,
  31       "layer_one_raw_psn_is_24bit_complement": true
  32     },
  33     "sample_count": 13,
  34     "samples": [
  35       {
  36         "state": "locked_video",
  37         "lba": 0,
  38         "label": "locked_logical_start",
  39         "cache_fill_lba": 0,
  40         "cache_index": 0,
  41         "layer_number": 0,
  42         "physical_sector_number": 196608,
  43         "normalized_physical_sector_number": 196608,
  44         "output_lba": 0,
  45         "expected_layer_number": 0,
  46         "expected_physical_sector_number": 196608,
  47         "expected_normalized_physical_sector_number": 196608,
  48         "geometry_matches_expected": true,
  49         "logical_sha1": "605db3fdbaff4ba13729371ad0c4fbab3889378e",
  50         "raw_header_hex": "20030000d6f5000000000000",
  51         "raw_edc_hex": "0560250d"
  52       },
  53       {
  54         "state": "locked_video",
  55         "lba": 31,
  56         "label": "locked_early_lba_31",
  57         "cache_fill_lba": 16,
  58         "cache_index": 15,
  59         "layer_number": 0,
  60         "physical_sector_number": 196639,
  61         "normalized_physical_sector_number": 196639,
  62         "output_lba": 31,
  63         "expected_layer_number": 0,
  64         "expected_physical_sector_number": 196639,
  65         "expected_normalized_physical_sector_number": 196639,
  66         "geometry_matches_expected": true,
  67         "logical_sha1": "605db3fdbaff4ba13729371ad0c4fbab3889378e",
  68         "raw_header_hex": "2003001ff7cb000000000000",
  69         "raw_edc_hex": "83903453"
  70       },
  71       {
  72         "state": "locked_video",
  73         "lba": 32,
  74         "label": "locked_early_lba_32",
  75         "cache_fill_lba": 32,
  76         "cache_index": 0,
  77         "layer_number": 0,
  78         "physical_sector_number": 196640,
  79         "normalized_physical_sector_number": 196640,
  80         "output_lba": 32,
  81         "expected_layer_number": 0,
  82         "expected_physical_sector_number": 196640,
  83         "expected_normalized_physical_sector_number": 196640,
  84         "geometry_matches_expected": true,
  85         "logical_sha1": "3e4eb33f37c052df89b0ccc4e239828c3b9556aa",
  86         "raw_header_hex": "20030020b6b5000000000000",
  87         "raw_edc_hex": "0b23613f"
  88       },
  89       {
  90         "state": "locked_video",
  91         "lba": 6831,
  92         "label": "video_l0_last",
  93         "cache_fill_lba": 6816,
  94         "cache_index": 15,
  95         "layer_number": 0,
  96         "physical_sector_number": 203439,
  97         "normalized_physical_sector_number": 203439,
  98         "output_lba": 6831,
  99         "expected_layer_number": 0,
 100         "expected_physical_sector_number": 203439,
 101         "expected_normalized_physical_sector_number": 203439,
 102         "geometry_matches_expected": true,
 103         "logical_sha1": "36661a56261adccc33185e383fb022c0e36da109",
 104         "raw_header_hex": "20031aaf7cea000000000000",
 105         "raw_edc_hex": "cf771b52"
 106       },
 107       {
 108         "state": "locked_video",
 109         "lba": 6832,
 110         "label": "video_l1_first",
 111         "cache_fill_lba": 6832,
 112         "cache_index": 0,
 113         "layer_number": 1,
 114         "physical_sector_number": 16573776,
 115         "normalized_physical_sector_number": 203439,
 116         "output_lba": 3820720,
 117         "expected_layer_number": 1,
 118         "expected_physical_sector_number": 16573776,
 119         "expected_normalized_physical_sector_number": 203439,
 120         "geometry_matches_expected": true,
 121         "logical_sha1": "605db3fdbaff4ba13729371ad0c4fbab3889378e",
 122         "raw_header_hex": "01fce550135b000000000000",
 123         "raw_edc_hex": "d8734d6e"
 124       },
 125       {
 126         "state": "locked_video",
 127         "lba": 6991,
 128         "label": "locked_video_last",
 129         "cache_fill_lba": 6976,
 130         "cache_index": 15,
 131         "layer_number": 1,
 132         "physical_sector_number": 16573935,
 133         "normalized_physical_sector_number": 203280,
 134         "output_lba": 3820879,
 135         "expected_layer_number": 1,
 136         "expected_physical_sector_number": 16573935,
 137         "expected_normalized_physical_sector_number": 203280,
 138         "geometry_matches_expected": true,
 139         "logical_sha1": "775869f6db440ccfd5f1cc826a725c745ffda9d4",
 140         "raw_header_hex": "01fce5efcf38000000000000",
 141         "raw_edc_hex": "84c7dc79"
 142       },
 143       {
 144         "state": "unlocked_game",
 145         "lba": 0,
 146         "label": "unlocked_source_start",
 147         "cache_fill_lba": 0,
 148         "cache_index": 0,
 149         "layer_number": 0,
 150         "physical_sector_number": 394752,
 151         "normalized_physical_sector_number": 394752,
 152         "output_lba": 198144,
 153         "expected_layer_number": 0,
 154         "expected_physical_sector_number": 394752,
 155         "expected_normalized_physical_sector_number": 394752,
 156         "geometry_matches_expected": true,
 157         "logical_sha1": "22815399cde9e12d539d64cec38f332830994614",
 158         "raw_header_hex": "6e060600deb0000000000000",
 159         "raw_edc_hex": "60ae4fb1"
 160       },
 161       {
 162         "state": "unlocked_game",
 163         "lba": 31,
 164         "label": "unlocked_leadin_last",
 165         "cache_fill_lba": 16,
 166         "cache_index": 15,
 167         "layer_number": 0,
 168         "physical_sector_number": 394783,
 169         "normalized_physical_sector_number": 394783,
 170         "output_lba": 198175,
 171         "expected_layer_number": 0,
 172         "expected_physical_sector_number": 394783,
 173         "expected_normalized_physical_sector_number": 394783,
 174         "geometry_matches_expected": true,
 175         "logical_sha1": "b9aee89323d1fa0071c13d736b3536251a4773d2",
 176         "raw_header_hex": "6e06061fff8e000000000000",
 177         "raw_edc_hex": "e873673b"
 178       },
 179       {
 180         "state": "unlocked_game",
 181         "lba": 32,
 182         "label": "xdfs_source_start",
 183         "cache_fill_lba": 32,
 184         "cache_index": 0,
 185         "layer_number": 0,
 186         "physical_sector_number": 394784,
 187         "normalized_physical_sector_number": 394784,
 188         "output_lba": 198176,
 189         "expected_layer_number": 0,
 190         "expected_physical_sector_number": 394784,
 191         "expected_normalized_physical_sector_number": 394784,
 192         "geometry_matches_expected": true,
 193         "logical_sha1": "827a963f0b7db9749bf127525c45f84cf18ef666",
 194         "raw_header_hex": "6e060620bef0000000000000",
 195         "raw_edc_hex": "5f747f7e"
 196       },
 197       {
 198         "state": "unlocked_game",
 199         "lba": 33,
 200         "label": "xdfs_source_next",
 201         "cache_fill_lba": 32,
 202         "cache_index": 1,
 203         "layer_number": 0,
 204         "physical_sector_number": 394785,
 205         "normalized_physical_sector_number": 394785,
 206         "output_lba": 198177,
 207         "expected_layer_number": 0,
 208         "expected_physical_sector_number": 394785,
 209         "expected_normalized_physical_sector_number": 394785,
 210         "geometry_matches_expected": true,
 211         "logical_sha1": "cdda4c9956920f00e23cea7a48a4e7a74244b565",
 212         "raw_header_hex": "6e060621bdf2000000000000",
 213         "raw_edc_hex": "fe1f7ff9"
 214       },
 215       {
 216         "state": "unlocked_game",
 217         "lba": 1715631,
 218         "label": "mapped_layer_break_source_minus_one",
 219         "cache_fill_lba": 1715616,
 220         "cache_index": 15,
 221         "layer_number": 0,
 222         "physical_sector_number": 2110383,
 223         "normalized_physical_sector_number": 2110383,
 224         "output_lba": 1913775,
 225         "expected_layer_number": 0,
 226         "expected_physical_sector_number": 2110383,
 227         "expected_normalized_physical_sector_number": 2110383,
 228         "geometry_matches_expected": true,
 229         "logical_sha1": "ad29c120fb69e05dceec32ef76674d8d4c38c739",
 230         "raw_header_hex": "6e2033af66b4000000000000",
 231         "raw_edc_hex": "8fc60c80"
 232       },
 233       {
 234         "state": "unlocked_game",
 235         "lba": 1715632,
 236         "label": "mapped_layer_break_source",
 237         "cache_fill_lba": 1715632,
 238         "cache_index": 0,
 239         "layer_number": 1,
 240         "physical_sector_number": 14666832,
 241         "normalized_physical_sector_number": 2110383,
 242         "output_lba": 1913776,
 243         "expected_layer_number": 1,
 244         "expected_physical_sector_number": 14666832,
 245         "expected_normalized_physical_sector_number": 2110383,
 246         "geometry_matches_expected": true,
 247         "logical_sha1": "99b55f2cc7da36729f1597a5f6b28131e8be6417",
 248         "raw_header_hex": "4fdfcc500905000000000000",
 249         "raw_edc_hex": "f420ba4b"
 250       },
 251       {
 252         "state": "unlocked_game",
 253         "lba": 3431263,
 254         "label": "unlocked_source_last",
 255         "cache_fill_lba": 3431248,
 256         "cache_index": 15,
 257         "layer_number": 1,
 258         "physical_sector_number": 16382463,
 259         "normalized_physical_sector_number": 394752,
 260         "output_lba": 3629407,
 261         "expected_layer_number": 1,
 262         "expected_physical_sector_number": 16382463,
 263         "expected_normalized_physical_sector_number": 394752,
 264         "geometry_matches_expected": true,
 265         "logical_sha1": "de52cf1b22c636d9f360e4faeaad55271dff459d",
 266         "raw_header_hex": "4ff9f9ffb101000000000000",
 267         "raw_edc_hex": "79dfff25"
 268       }
 269     ]
 270   },
 271   "drive_captured_game_leadin": {
 272     "unlocked_source_start_lba": 0,
 273     "sector_count": 32,
 274     "output_start_lba": 198144,
 275     "output_end_lba": 198175,
 276     "nonzero_bytes": 65266,
 277     "sha1": "e5cd93fe0f7c11c93878d2cb9d909de1c333978c",
 278     "sha256": "0ada0cffb6fe9ff506955cb2a16a7f33a4ff9ae8360e9c352a4fcc843abf5af2",
 279     "first_sector_sha1": "22815399cde9e12d539d64cec38f332830994614",
 280     "last_sector_sha1": "b9aee89323d1fa0071c13d736b3536251a4773d2",
 281     "xdfs_output_lba": 198176,
 282     "xdfs_first_sector_sha1": "827a963f0b7db9749bf127525c45f84cf18ef666",
 283     "xdfs_magic": "MICROSOFT*XBOX*MEDIA",
 284     "source": "drive_read10",
 285     "verified": true
 286   },
 287   "full_output": {
 288     "title": "Red Faction II",
 289     "media_id": "TQ00501A",
 290     "sector_size": 2048,
 291     "sector_count": 3820880,
 292     "byte_count": 7825162240,
 293     "hashes": {
 294       "crc32": "cc5f0e71",
 295       "md5": "1207b2090701ba1f221d486c83c863e7",
 296       "sha1": "5ea9b2262ba951afd9a5d2d44cd2b62a4d9decc7",
 297       "sha256": "5995f823c6d67b9e3e3b3e1c2b54e1e036793188bec6b5be4220f559305f53b9"
 298     },
 299     "layout": {
 300       "layout_type": "original_xbox_xgd1_redump_style_2048",
 301       "layers": 2,
 302       "layer_break_lba": 1913776,
 303       "video_l0_start_lba": 0,
 304       "video_l0_sector_count": 6832,
 305       "pregame_padding_start_lba": 6832,
 306       "pregame_padding_sector_count": 191312,
 307       "game_output_start_lba": 198144,
 308       "game_leadin_unlocked_source_start_lba": 0,
 309       "game_leadin_source_sector_count": 32,
 310       "game_leadin_source": "drive_read10",
 311       "game_unlocked_source_start_lba": 32,
 312       "game_unlocked_source_sector_count": 3431232,
 313       "game_xiso_leadin_sector_count": 32,
 314       "xdfs_volume_lba_within_game_region": 32,
 315       "game_sector_count": 3431264,
 316       "postgame_padding_start_lba": 3629408,
 317       "postgame_padding_sector_count": 191312,
 318       "video_l1_start_lba": 3820720,
 319       "video_l1_sector_count": 160,
 320       "legacy_contiguous_visible_sector_count": 198144,
 321       "drive_locked_visible_sector_count": 6992,
 322       "drive_reported_unlocked_sector_count": 3431264,
 323       "reconstructed_output_sector_count": 3820880
 324     }
 325   },
 326   "redump_verification": {
 327     "dat_name": "Microsoft - Xbox.dat",
 328     "dat_sha256": "e7a76ba732b7b978148e93ecd92befd3b59ef8e850eca10241390d405f7f4116",
 329     "entries_scanned": 2689,
 330     "status": "NO MATCH",
 331     "overall": "NO EXACT MATCH",
 332     "exact_matches": 0,
 333     "size_matches": 2626,
 334     "crc32_matches": 0,
 335     "md5_matches": 0,
 336     "sha1_matches": 0,
 337     "detail": "No entry matched all required fields and no hash-correlated candidate was found."
 338   },
 339   "evidence_boundary": {
 340     "pregame_physical_geometry_resolved": true,
 341     "postgame_physical_geometry_resolved": true,
 342     "pregame_content_resolved": false,
 343     "postgame_content_resolved": false,
 344     "current_filler_policy": "zero-filled unresolved placeholder",
 345     "exact_redump_identity_established": false
 346   }
 347 }