{
  "title": "Down the Pipe",
  "edition": "Original 128K C071",
  "platform": "sam",
  "conversion_credit": "2026 by Outsoftware using ChatGPT & Codex",
  "source": {
    "url": "https://df-design.itch.io/down-the-pipe",
    "archive_url": null,
    "evidence_files": [
      "resume1130/review-downpipe-v13/ACCEPTANCE-V14.json",
      "resume1130/review-downpipe-v14-independent/REPORT.json"
    ],
    "source_sha256": "4ea61d818ab816b25836af8fd45ee3960f47c2e37aa3bde11fd3d8bec98d93f3",
    "free_basis": "Original DTP_128K.tap remains offered on official page; this release uses128K C071, not Reflushed or48K easier edition.",
    "licence": "Free official name-your-price release; no additional licence asserted",
    "licence_url": null,
    "availability_is_not_a_new_licence": true
  },
  "limits": [
    "SimCoupe disk boot and ordinary inputs, bounded first-stage gameplay and natural GameOver/restart; no later-level, ending, hardware or full-game proof.",
    "Tune duration+2.407673%,32event windows−7.84039..+10.69853%; source/native phases not aligned. Speech+0.2288%,noise+0.984..+3.052%,chirps+0.375..+3.118%,GameOver+2.9688%; short chirp2windows−22.46..+34.30%. No PCM equality.",
    "SAA1099 cannot directly reproduce ultrasonic AY tones. Titleperiod0 envelopeC uses declared half-level adaptation;26 additional observations at periods5/7 saturate at physical tone maximum7812.5Hz. Representable tones about−3.009..+2.886cents. All original voices and event sequences retained; noise/envelope timbre differs.",
    "FinalV14 5000frames natural3→2→1→0/GameOver→restart3→2;1098observed game loops, only first54 source-aligned states/cadence−0.595258% qualified.",
    "V13 Sinclair/M/H/ESC and centered credit inherited because code/AUTO/COVER unchanged; V14 keyboard and complete boot rechecked. No claim newV14 Sinclair/M/H/ESC run.",
    "Original ignored-ROM-write renderer guarded;1081boundary fixtures and bounded native lowwrite checks are not global ROM independence. Loader still markedPRIVATE until future release preparation."
  ],
  "media": [
    {
      "filename": "Down_The_Pipe (Mode 1).mgt",
      "sha256": "6163525175386fa46bad1a3352d59d14ffa7c422c226db7d18ac76d4def7e7bd",
      "part": null
    }
  ]
}