{
  "version": 1,
  "sources": [
    {
      "id": 1,
      "url": "https://ntsc.rs",
      "title": "ntsc-rs - an accurate VHS video effect",
      "accessed": "2026-09-26",
      "retrieval_url": "https://ntsc.rs/",
      "status": "discovery-only",
      "rights": "Not evaluated for redistribution; no payload bundled."
    },
    {
      "id": 2,
      "url": "https://github.com/ntsc-rs/ntsc-rs",
      "title": "GitHub - ntsc-rs/ntsc-rs: Free, open-source VHS effect. Standalone application + plugin (After Effects, Premiere, and OpenFX). · GitHub",
      "accessed": "2026-09-26",
      "retrieval_url": "https://github.com/ntsc-rs/ntsc-rs",
      "status": "discovery-only",
      "rights": "Not evaluated for redistribution; no payload bundled."
    },
    {
      "id": 3,
      "url": "https://www.avartifactatlas.com/preservation_glossary.html",
      "title": "Glossary | AVAA",
      "accessed": "2026-09-26",
      "retrieval_url": "https://www.avartifactatlas.com/preservation_glossary.html",
      "status": "discovery-only",
      "rights": "Not evaluated for redistribution; no payload bundled."
    },
    {
      "id": 4,
      "url": "https://www.avartifactatlas.com/tags.html",
      "title": "Browse by Tags | AVAA",
      "accessed": "2026-09-26",
      "retrieval_url": "https://www.avartifactatlas.com/tags.html",
      "status": "discovery-only",
      "rights": "Not evaluated for redistribution; no payload bundled."
    },
    {
      "id": 5,
      "url": "https://docs.libretro.com/shader/crt_royale",
      "title": "CRT-Royale documentation",
      "accessed": "2026-09-26",
      "quotes": [
        {
          "text": "Gaussian and generalized Gaussian scanline beam properties/distribution, including convergence offsets",
          "added": "2026-09-26"
        },
        {
          "text": "Realistically, the \"phosphor bloom\" blurs bright phosphors significantly more than your eyes would bloom the brighter phosphors on a real CRT.",
          "added": "2026-09-26"
        }
      ],
      "retrieval_url": "https://docs.libretro.com/shader/crt_royale/",
      "creator": "TroggleMonkey; Libretro documentation",
      "rights": "Documentation license not independently verified; shader licensing is a separate scope (sources 23,33).",
      "inspection": "Read parameters, display sampling and realism caveat; shader not executed.",
      "status": "retrieved-and-used"
    },
    {
      "id": 6,
      "url": "https://www.moma.org/collection/works/292736",
      "title": "Carlton Room Divider, 1981",
      "accessed": "2026-09-26",
      "quotes": [
        {
          "text": "Ettore Sottsass. 'Carlton' Room Divider. 1981",
          "added": "2026-09-26"
        }
      ],
      "retrieval_url": "https://www.moma.org/collection/works/292736",
      "creator": "Ettore Sottsass; manufacturer Memphis, Milan; MoMA collection",
      "rights": "MoMA page directs image reproduction requests to Art Resource or Scala Archives; no reuse permission acquired.",
      "inspection": "Object metadata and full image inspected.",
      "status": "retrieved-and-used",
      "visual_evidence": {
        "image_url": "https://www.moma.org/media/W1siZiIsIjUzOTkxNSJdLFsicCIsImNvbnZlcnQiLCItcXVhbGl0eSA5MCAtcmVzaXplIDIwMDB4MjAwMFx1MDAzZSJdXQ.jpg?sha=ae646b218d5166a0",
        "method": "vision_analyze native image load; static observation",
        "observation": "Flat-colored shelves/supports, diagonal/orthogonal structure, roughly bilateral arrangement, localized speckled base. Material identification comes from museum metadata, not image inference.",
        "bundled": false
      }
    },
    {
      "id": 7,
      "url": "https://www.w3.org/WAI/WCAG22/Understanding/three-flashes-or-below-threshold.html",
      "title": "WCAG 2.3.1 — Three Flashes or Below Threshold",
      "accessed": "2026-09-26",
      "quotes": [
        {
          "text": "Web pages do not contain anything that flashes more than three times in any one second period, or the flash is below the general flash and red flash thresholds.",
          "added": "2026-09-26"
        }
      ],
      "retrieval_url": "https://www.w3.org/WAI/WCAG22/Understanding/three-flashes-or-below-threshold.html",
      "creator": "W3C WAI",
      "rights": "Standards guidance cited; no full page redistributed.",
      "inspection": "Level A; flash frequency/threshold alternatives; no medical safety certification.",
      "status": "retrieved-and-used"
    },
    {
      "id": 8,
      "url": "https://www.w3.org/WAI/WCAG22/Understanding/pause-stop-hide.html",
      "title": "WCAG 2.2.2 — Pause, Stop, Hide",
      "accessed": "2026-09-26",
      "quotes": [
        {
          "text": "lasts more than five seconds",
          "added": "2026-09-26"
        }
      ],
      "retrieval_url": "https://www.w3.org/WAI/WCAG22/Understanding/pause-stop-hide.html",
      "creator": "W3C WAI",
      "rights": "Standards guidance cited; no full page redistributed.",
      "inspection": "Automatic moving and auto-updating branches distinguished; pause cannot prevent an already-seen flash.",
      "status": "retrieved-and-used"
    },
    {
      "id": 9,
      "url": "https://www.w3.org/WAI/WCAG22/Understanding/animation-from-interactions.html",
      "title": "WCAG 2.3.3 — Animation from Interactions",
      "accessed": "2026-09-26",
      "quotes": [
        {
          "text": "Motion animation triggered by interaction can be disabled, unless the animation is essential to the functionality or the information being conveyed.",
          "added": "2026-09-26"
        }
      ],
      "retrieval_url": "https://www.w3.org/WAI/WCAG22/Understanding/animation-from-interactions.html",
      "creator": "W3C WAI",
      "rights": "Standards guidance cited; no full page redistributed.",
      "inspection": "Level AAA; nonessential interaction-triggered motion can be disabled.",
      "status": "retrieved-and-used"
    },
    {
      "id": 10,
      "url": "https://ntsc.rs/docs/getting-started",
      "title": "Getting Started · ntsc-rs",
      "accessed": "2026-09-26",
      "retrieval_url": "https://ntsc.rs/docs/getting-started/",
      "status": "discovery-only",
      "rights": "Not evaluated for redistribution; no payload bundled."
    },
    {
      "id": 11,
      "url": "https://ntsc.rs/docs/faq",
      "title": "ntsc-rs FAQ",
      "accessed": "2026-09-26",
      "quotes": [
        {
          "text": "on-screen displays are unique to each model of VCR.",
          "added": "2026-09-26"
        }
      ],
      "retrieval_url": "https://ntsc.rs/docs/faq/",
      "creator": "ntsc-rs maintainers / valadaptive",
      "rights": "Documentation reuse rights not independently verified.",
      "inspection": "Model-specific OSD; no universal overlay assumed.",
      "status": "retrieved-and-used"
    },
    {
      "id": 12,
      "url": "https://www.avartifactatlas.com/artifacts/head_switching_noise.html",
      "title": "Head Switching Noise",
      "accessed": "2026-09-26",
      "quotes": [
        {
          "text": "Head switching noise is commonly seen at the bottom of video display during VHS playback.",
          "added": "2026-09-26"
        },
        {
          "text": "This artifact is not viewable in overscan on a broadcast monitor, but it is viewable in underscan and in full-raster digitized video and un-cropped digital derivatives.",
          "added": "2026-09-26"
        }
      ],
      "retrieval_url": "https://www.avartifactatlas.com/artifacts/head_switching_noise.html",
      "creator": "AV Artifact Atlas / BAVC contributors; individual butterfly image creator not established",
      "rights": "Atlas CC BY-NC-SA 3.0; underlying media may have separate rights (source 28). Image not bundled.",
      "inspection": "Description and butterfly still inspected; embedded clips not played.",
      "status": "retrieved-and-used",
      "visual_evidence": {
        "image_url": "https://www.avartifactatlas.com/images/HeadSwitch_Butterfly_SLV-779HF_Sharp1_XCard.jpg",
        "method": "vision_analyze native image load; static observation",
        "observation": "Butterfly on green field; a narrow displaced/noisy band at the bottom. A still cannot establish frequency or movement.",
        "bundled": false
      }
    },
    {
      "id": 13,
      "url": "https://www.avartifactatlas.com/artifacts/time_base_error.html",
      "title": "Time Base Error",
      "accessed": "2026-09-26",
      "quotes": [
        {
          "text": "A Time Base Corrector (TBC) will help counteract time base error by storing lines of video and retrieving them again at a rate matching a signal’s “correct” horizontal sync.",
          "added": "2026-09-26"
        }
      ],
      "retrieval_url": "https://www.avartifactatlas.com/artifacts/time_base_error.html",
      "creator": "AV Artifact Atlas / BAVC contributors; diagram credited to Global Village flyer ca. 1980",
      "rights": "Atlas CC BY-NC-SA 3.0; diagram underlying rights not established; not bundled.",
      "inspection": "Description, TBC explanation and three-error diagram inspected.",
      "status": "retrieved-and-used",
      "visual_evidence": {
        "image_url": "https://www.avartifactatlas.com/images/FlagwavingSkewErrorTearing.png",
        "method": "vision_analyze native image load; static observation",
        "observation": "Labeled diagram: top-edge flagwaving, bottom skew, horizontal separated strips. It is an illustration, not a measured video trace.",
        "bundled": false
      }
    },
    {
      "id": 14,
      "url": "https://www.avartifactatlas.com/artifacts/video_dropout.html",
      "title": "Video Dropout",
      "accessed": "2026-09-26",
      "quotes": [
        {
          "text": "A video dropout is displayed as white and/or black lines of missing information in the picture.",
          "added": "2026-09-26"
        }
      ],
      "retrieval_url": "https://www.avartifactatlas.com/artifacts/video_dropout.html",
      "creator": "AV Artifact Atlas / BAVC contributors",
      "rights": "Atlas CC BY-NC-SA 3.0; media rights caveat source 28.",
      "inspection": "Description read; animated dropout example not analyzed.",
      "status": "retrieved-and-used"
    },
    {
      "id": 15,
      "url": "https://www.avartifactatlas.com/artifacts/macroblocking.html",
      "title": "Guessed macroblocking path — 404",
      "accessed": "2026-09-26",
      "retrieval_url": "https://www.avartifactatlas.com/artifacts/macroblocking.html",
      "status": "rejected-404",
      "rights": "Not evaluated for redistribution; no payload bundled.",
      "inspection": "Extractor error:null but content is a 404 page; not evidence. Recovered actual links from tag index (sources 26,27)."
    },
    {
      "id": 16,
      "url": "https://www.sony.com/en/SonyInfo/design/gallery/WM-2",
      "title": "WM-2 Stereo Cassette Player (1981)",
      "accessed": "2026-09-26",
      "quotes": [
        {
          "text": "The direct drive mechanism enabled the designer to arrange control buttons on the front surface",
          "added": "2026-09-26"
        }
      ],
      "retrieval_url": "https://www.sony.com/en/SonyInfo/design/gallery/WM-2/",
      "creator": "Sony Design; individual designer not named on retrieved page",
      "rights": "No open image reuse license verified; photo creator not established.",
      "inspection": "Text verified; image live 403 and archive not a decoded image.",
      "status": "retrieved-and-used",
      "visual_gap": {
        "live_image_url": "https://www.sony.com/en/SonyInfo/design/gallery/img/012_WM-2_01.jpg",
        "live_result": "HTTP 403 in native vision and request retry",
        "archive_url": "https://web.archive.org/web/20260706200925/https://www.sony.com/en/SonyInfo/design/gallery/img/012_WM-2_01.jpg",
        "archive_result": "Recovery reported snapshot; vision rejected body as not a recognized image. Not treated as visual evidence."
      }
    },
    {
      "id": 17,
      "url": "https://signalnoise.com/signalnoise-playlists-spotify",
      "title": "Signalnoise Playlists — Playlist 1 inspected",
      "accessed": "2026-09-26",
      "quotes": [
        {
          "text": "where I explore the synthwave music scene, piece together 11-track playlists and create original cover art.",
          "added": "2026-09-26"
        }
      ],
      "retrieval_url": "https://signalnoise.com/signalnoise-playlists-spotify",
      "creator": "James White / Signalnoise Studio",
      "rights": "No open artwork reuse grant found on retrieved page; reference image not bundled.",
      "inspection": "Creator text and first linked playlist cover inspected.",
      "status": "retrieved-and-used",
      "visual_evidence": {
        "image_url": "https://cdn.myportfolio.com/1fabf4ed77f805d754b14c5b7b6b7fb1/08196ebf3a4ad86ddbd1057860ae28c9caae76ca0f80fb65e035d8696cc58e354b3de0fde9bbfb6b_rw_1200.jpg?h=5e43ffa86778caa3e87507b8eb4338fd",
        "method": "vision_analyze native image load; static observation",
        "observation": "Cyan-edged faceted palm, large yellow/warm disk, blue field/ground, horizontal stripes, grain and intentional block interruptions. Specific cover observation, not genre taxonomy.",
        "bundled": false
      }
    },
    {
      "id": 18,
      "url": "https://www.roncobb.net/05-Alien_Nostromo.html",
      "title": "Alien Nostromo — The story behind the design",
      "accessed": "2026-09-26",
      "quotes": [
        {
          "text": "I tend to subscribe to the idea that form follows function.",
          "added": "2026-09-26"
        }
      ],
      "retrieval_url": "https://www.roncobb.net/05-Alien_Nostromo.html",
      "creator": "Ron Cobb",
      "rights": "No film/art reproduction grant established.",
      "inspection": "Creator account read; no interface drawing claim made from exterior images.",
      "status": "retrieved-and-used"
    },
    {
      "id": 19,
      "url": "https://raw.githubusercontent.com/ntsc-rs/ntsc-rs/main/crates/ntscrs/src/ntsc.rs",
      "title": "ntsc-rs core processing source",
      "accessed": "2026-09-26",
      "quotes": [
        {
          "text": "// TODO: use a better filter! this effect's output looks way more smear-y than real VHS",
          "added": "2026-09-26"
        }
      ],
      "retrieval_url": "https://raw.githubusercontent.com/ntsc-rs/ntsc-rs/main/crates/ntscrs/src/ntsc.rs",
      "creator": "ntsc-rs contributors / valadaptive",
      "rights": "Core manifest MIT OR ISC OR Apache-2.0 (source 21); imported code would need file/dependency notice review. No code copied into lab.",
      "inspection": "Read apply_effect_to_yiq_field and filter caveat. No runtime execution.",
      "status": "retrieved-and-used"
    },
    {
      "id": 20,
      "url": "https://raw.githubusercontent.com/ntsc-rs/ntsc-rs/main/crates/ntscrs/src/settings/settings.rs",
      "title": "Raw implementation/discovery source",
      "accessed": "2026-09-26",
      "retrieval_url": "https://raw.githubusercontent.com/ntsc-rs/ntsc-rs/main/crates/ntscrs/src/settings/settings.rs",
      "status": "discovery-only",
      "rights": "Not evaluated for redistribution; no payload bundled."
    },
    {
      "id": 21,
      "url": "https://raw.githubusercontent.com/ntsc-rs/ntsc-rs/main/crates/ntscrs/Cargo.toml",
      "title": "ntsc-rs core Cargo.toml",
      "accessed": "2026-09-26",
      "quotes": [
        {
          "text": "license = \"MIT OR ISC OR Apache-2.0\"",
          "added": "2026-09-26"
        }
      ],
      "retrieval_url": "https://raw.githubusercontent.com/ntsc-rs/ntsc-rs/main/crates/ntscrs/Cargo.toml",
      "creator": "ntsc-rs contributors",
      "rights": "Explicit package license: MIT OR ISC OR Apache-2.0. Not a repository-wide license.",
      "inspection": "Raw manifest retrieved HTTP 200.",
      "status": "retrieved-and-used"
    },
    {
      "id": 22,
      "url": "https://raw.githubusercontent.com/ntsc-rs/ntsc-rs/main/crates/gui/LICENSE",
      "title": "Raw implementation/discovery source",
      "accessed": "2026-09-26",
      "retrieval_url": "https://raw.githubusercontent.com/ntsc-rs/ntsc-rs/main/crates/gui/LICENSE",
      "status": "discovery-only",
      "rights": "Not evaluated for redistribution; no payload bundled."
    },
    {
      "id": 23,
      "url": "https://raw.githubusercontent.com/libretro/slang-shaders/master/crt/shaders/crt-royale/LICENSE.TXT",
      "title": "CRT-Royale LICENSE.TXT",
      "accessed": "2026-09-26",
      "quotes": [
        {
          "text": "Version 2, June 1991",
          "added": "2026-09-26"
        }
      ],
      "retrieval_url": "https://raw.githubusercontent.com/libretro/slang-shaders/master/crt/shaders/crt-royale/LICENSE.TXT",
      "creator": "TroggleMonkey / libretro shader contributors",
      "rights": "GPL v2 license text; source header specifies v2 or later (source 33).",
      "inspection": "Raw license retrieved HTTP 200.",
      "status": "retrieved-and-used"
    },
    {
      "id": 24,
      "url": "https://www.avartifactatlas.com",
      "title": "Raw implementation/discovery source",
      "accessed": "2026-09-26",
      "retrieval_url": "https://www.avartifactatlas.com/",
      "status": "discovery-only",
      "rights": "Not evaluated for redistribution; no payload bundled."
    },
    {
      "id": 25,
      "url": "https://signalnoise.com/info",
      "title": "About Signalnoise",
      "accessed": "2026-09-26",
      "quotes": [
        {
          "text": "Through his work, he ultimately aims to pay homage to the vibrant spirit of his 1980s childhood.",
          "added": "2026-09-26"
        }
      ],
      "retrieval_url": "https://signalnoise.com/info",
      "creator": "James White / Signalnoise Studio",
      "rights": "No general reuse grant found on retrieved page.",
      "inspection": "Creator self-description supports 1980s-inspired modern practice; no genre-origin date claimed.",
      "status": "retrieved-and-used"
    },
    {
      "id": 26,
      "url": "https://www.avartifactatlas.com/artifacts/block_noise.html",
      "title": "Block Noise",
      "accessed": "2026-09-26",
      "quotes": [
        {
          "text": "In footage with very fast motion, block noise can occur when the difference between two fields creates deficiencies in encoding.",
          "added": "2026-09-26"
        }
      ],
      "retrieval_url": "https://www.avartifactatlas.com/artifacts/block_noise.html",
      "creator": "AV Artifact Atlas / BAVC contributors",
      "rights": "Atlas CC BY-NC-SA 3.0; media caveat source 28.",
      "inspection": "Digital description only; not used as a universal explanation of every codec.",
      "status": "retrieved-and-used"
    },
    {
      "id": 27,
      "url": "https://www.avartifactatlas.com/artifacts/dv_quilting.html",
      "title": "DV Quilting",
      "accessed": "2026-09-26",
      "quotes": [
        {
          "text": "discontinuities between adjacent DCT blocks.",
          "added": "2026-09-26"
        }
      ],
      "retrieval_url": "https://www.avartifactatlas.com/artifacts/dv_quilting.html",
      "creator": "AV Artifact Atlas / BAVC contributors; cites Adam Wilt",
      "rights": "Atlas CC BY-NC-SA 3.0; embedded clip underlying rights not established.",
      "inspection": "DV-specific block-boundary description; no clip analysis or universal codec block-size claim.",
      "status": "retrieved-and-used"
    },
    {
      "id": 28,
      "url": "https://www.avartifactatlas.com/copyrights.html",
      "title": "Copyrights",
      "accessed": "2026-09-26",
      "quotes": [
        {
          "text": "Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License",
          "added": "2026-09-26"
        },
        {
          "text": "The very brief clips of audio and video available on this site were drawn from larger works that may contain copyrighted material.",
          "added": "2026-09-26"
        }
      ],
      "retrieval_url": "https://www.avartifactatlas.com/copyrights.html",
      "creator": "AV Artifact Atlas / BAVC",
      "rights": "CC BY-NC-SA 3.0 Unported; clips may contain third-party copyrighted works claimed as educational fair use.",
      "inspection": "License scope and clip caveat read separately.",
      "status": "retrieved-and-used"
    },
    {
      "id": 29,
      "url": "https://raw.githubusercontent.com/ntsc-rs/ntsc-rs/main/crates/ntscrs/src/settings/standard.rs",
      "title": "ntsc-rs standard effect settings",
      "accessed": "2026-09-26",
      "quotes": [
        {
          "text": "Emulate VHS head-switching artifacts at the bottom of the image.",
          "added": "2026-09-26"
        },
        {
          "text": "Horizontal waving of the image, in pixels.",
          "added": "2026-09-26"
        }
      ],
      "retrieval_url": "https://raw.githubusercontent.com/ntsc-rs/ntsc-rs/main/crates/ntscrs/src/settings/standard.rs",
      "creator": "ntsc-rs contributors / valadaptive",
      "rights": "Core manifest MIT OR ISC OR Apache-2.0 (source 21); no implementation payload redistributed.",
      "inspection": "Read actual descriptors and ranges. Our proposed lab controls are not equivalent upstream units/defaults.",
      "status": "retrieved-and-used"
    },
    {
      "id": 30,
      "url": "https://raw.githubusercontent.com/ntsc-rs/ntsc-rs/main/crates/gui/Cargo.toml",
      "title": "ntsc-rs GUI Cargo.toml",
      "accessed": "2026-09-26",
      "quotes": [
        {
          "text": "license = \"GPL-3.0\"",
          "added": "2026-09-26"
        }
      ],
      "retrieval_url": "https://raw.githubusercontent.com/ntsc-rs/ntsc-rs/main/crates/gui/Cargo.toml",
      "creator": "ntsc-rs contributors",
      "rights": "Manifest literal GPL-3.0; accompanying GPL v3 text at source 22.",
      "inspection": "GUI license distinct from core; manifest version does not claim runtime test.",
      "status": "retrieved-and-used"
    },
    {
      "id": 31,
      "url": "https://raw.githubusercontent.com/libretro/slang-shaders/master/crt/shaders/crt-royale/src/crt-royale-scanlines-horizontal-apply-mask.slang",
      "title": "Raw implementation/discovery source",
      "accessed": "2026-09-26",
      "retrieval_url": "https://raw.githubusercontent.com/libretro/slang-shaders/master/crt/shaders/crt-royale/src/crt-royale-scanlines-horizontal-apply-mask.slang",
      "status": "discovery-only",
      "rights": "Not evaluated for redistribution; no payload bundled."
    },
    {
      "id": 32,
      "url": "https://www.walkerart.org/reader/design-quarterly-andrew-blauvelt",
      "title": "A Selection of Design Quarterly",
      "accessed": "2026-09-26",
      "quotes": [
        {
          "text": "merging type, still frames captured from video, digitized photographs, and computer-aided illustrations using MacDraw software",
          "added": "2026-09-26"
        }
      ],
      "retrieval_url": "https://www.walkerart.org/reader/design-quarterly-andrew-blauvelt/",
      "creator": "Andrew Blauvelt / Walker Art Center; referenced designer April Greiman",
      "rights": "No image/publication reuse grant verified; downloadable PDF availability is not a redistribution grant.",
      "inspection": "Publisher text and April Greiman poster image inspected; full PDF not downloaded.",
      "status": "retrieved-and-used",
      "visual_evidence": {
        "image_url": "https://walker-web.imgix.net/cms/April_Greiman_Design_Quarterly_W.jpg",
        "method": "vision_analyze native image load; static observation",
        "observation": "Upper pale/dark-blue raster self-portrait collage; lower colored photographic blocks and small typography. Composition inspection, not a license grant.",
        "bundled": false
      }
    },
    {
      "id": 33,
      "url": "https://raw.githubusercontent.com/libretro/slang-shaders/master/crt/shaders/crt-royale/src/crt-royale-scanlines-horizontal-apply-mask.h",
      "title": "CRT-Royale scanlines apply-mask source header",
      "accessed": "2026-09-26",
      "quotes": [
        {
          "text": "//  Software Foundation; either version 2 of the License, or any later version.",
          "added": "2026-09-26"
        }
      ],
      "retrieval_url": "https://raw.githubusercontent.com/libretro/slang-shaders/master/crt/shaders/crt-royale/src/crt-royale-scanlines-horizontal-apply-mask.h",
      "creator": "TroggleMonkey; Libretro shader contributors",
      "rights": "GPL-2.0-or-later explicitly in inspected source header.",
      "inspection": "Source header read; do not transfer docs/API license to shader code.",
      "status": "retrieved-and-used"
    }
  ],
  "scope": "Retro-effects/style-selection task only; citation IDs are local to these two references, not a shared project numbering scheme.",
  "retrieval_date_utc": "2026-09-27",
  "retrieval_local_date": "2026-09-26",
  "method": "Primary publisher pages, raw implementation files, and bounded static image inspection. Search results were discovery only.",
  "claim_status": "Researched guidance. Proposed lab ranges are authored choices, not source measurements or runtime evidence.",
  "rights_policy": "Links and bounded quotations only; no third-party image, code or font payloads bundled by this task. Unknown rights are not a grant.",
  "limitations": [
    "No VCR/CRT hardware comparison, temporal clip analysis, codec execution or shader render performed.",
    "Canvas2D recipes are deliberately approximate and require parent implementation/verification.",
    "Unversioned upstream raw files reflect retrieval, not a stable release guarantee.",
    "Sony WM-2 image returned HTTP 403; a Wayback recovery reported success but did not decode as an image. No visual claims made about that photograph.",
    "Guessed macroblocking path returned a 404 page despite extractor error:null; replaced by linked Block Noise and DV Quilting entries."
  ]
}