{
  "id": "composer-token",
  "title": "From a filtered mention menu to an inline token",
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  "source": {
    "title": "Introducing Sites in Codex",
    "url": "https://www.youtube.com/watch?v=VRvC5smyzso",
    "publicationDate": "2026-06-05",
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    "posters": {
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        "derivedFrom": "source master",
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      "method": "Existing handoff-hash-bound native PNGs at the same local frame; PNG bytes and dimensions verified. No new extraction or pixel-equivalence claim."
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    "method": "Native PTS measured with ffprobe. No interpolated timing, extra holds or audio streams."
  },
  "units": [
    "Inherited source observation: stationary composer/control strip throughout local [0,33).",
    "Inherited boundary measurements: filtered menu starts at local 10, with result replacements at 13, 15 and 17; query resolves to a token at 21.",
    "Inherited boundary measurements: caret changes across local 3/4 and 28/29. No pointer, added fade or hold."
  ],
  "limitations": [
    "Drafts only. These selected candidates are not independently cleared or quality-approved. No completion, moving-review, temporal-fidelity, blind-win or complete-coverage claim.",
    "Frame PTS, endpoints and hashes are mechanical measurements, not a visual or perceptual review.",
    "Original and Adaptation are two fictional-content renders of one treatment, not official product demos or two treatments.",
    "The silent source excerpt is an encoded research derivative; it is not included in the editable addon.",
    "The addon needs an existing matching toolkit, browser and runtime; it is not a standalone installation or a clean-machine reproducibility certificate.",
    "Inherited G02 remains open: the constructed @ counter and optical edge do not have source-fidelity acceptance.",
    "V01 upper-edge repair is author-observed only and remains unaccepted independently.",
    "The r02 menu gaps, hierarchy, footer icons, top-row reframe and lighter lower edge are adaptations. They do not close the prior piece-specific losses or ties without fresh review.",
    "Exact source font, icon curves and optical softness are unknown or estimated; encoded stationary pixels are not claimed identical.",
    "Parent verification binds the available public core source to the installed toolkit source. Runtime dependencies and Chromium remain external requirements; this is not a clean-install reproduction claim.",
    "Replay prerequisite: create an empty bindings output directory before running the unchanged addon adapter. The original ZIP is unmodified; the bounded shared-toolkit replay is not clean-machine reproduction.",
    "Parent-reported r03 bolt-only review rejected both candidates: optical footprint about 28\u00d731 px versus 34\u00d739 px in the source, with pinched clearance. These are reported static findings, not new measurements by this verifier.",
    "R04 is a separate bounded bolt candidate, not an accepted fix. Non-bolt r02 static findings and all inherited source-fidelity gaps remain open; there is no transfer of overall preference into unit or treatment credit.",
    "Builder-reported r04 optical footprint is 33\u00d739 px versus 34\u00d739 px in the source. This reported static measurement does not establish silhouette or clearance acceptance; fresh independent bolt-only review is separate.",
    "Recipe IDs retain their r02 lineage names; exact versioned recipe bytes, handoff, archive replay and movies require separate hash bindings."
  ],
  "review": "Draft. All inherited findings remain open. Completion, moving-review and blind-win credits: 0.",
  "construction": "Adaptation: fictional Plots/maps and Tiles/clay copy, licensed Geist and editable paths. A measured 28 px ink-edge gap, 44/40/36 px hierarchy, bounded ellipsis, 2 px border and lighter shadow replace estimated menu styling; the lower-band treatment deliberately departs from the source. These are authored choices, not recovered source specifications. R04 changes only the bolt path, 32\u00d741 viewBox and 3.2 viewBox-unit outline. Its existing box, position, color, visibility and other visuals are retained. This optical adaptation carries no source-fidelity or review acceptance.",
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}