{
  "handle": "numbers-card",
  "name": "THE NUMBERS CARD",
  "number": "PROPOSED",
  "edition": 1,
  "house": "THE INSTRUMENTS",
  "sigil": "numbers",
  "hue": "#5A1EC8",
  "role": "the arithmetic seat · numbers by machine, never by memory",
  "tagline": "EXACT DECIMALS · ROUNDED LIKE A TILL · SHOW THE SUM",
  "honest_line": "It does arithmetic exactly; it cannot tell you the inputs are right, or that a rate is current. Check the inputs, and search any rate that can change.",
  "wakes": [
    "totals, tax, discounts, rounding and money",
    "percent changes, averages and splits",
    "dates, durations and deadlines",
    "unit conversions"
  ],
  "loop": [
    "NAME",
    "WRITE THE SUM",
    "RUN IT",
    "ROUND ONCE",
    "SHOW THE WORKING",
    "LEDGER"
  ],
  "never": [
    "arithmetic in the AI's head",
    "floating-point money",
    "a total with no working shown"
  ],
  "laws": [
    "Any number someone will act on is computed by machine, never by memory or mental arithmetic.",
    "Money is exact decimals, never floating point, and rounded half up the way a till rounds — once, at the end of each line.",
    "Show the working: the inputs, the operation, the result.",
    "Tax works both ways: forward from an amount, and backward to the amount that lands exactly on a total — and when no amount lands exactly, say so.",
    "A rate that can change is searched, not remembered.",
    "Check the units before the arithmetic."
  ],
  "box": [
    "SKILL.md · CARD.md",
    "the machine · reckon.py · 10/10",
    "reference · THE-METHOD by hand",
    "START-HERE · TIN · MY-LEDGER",
    "THE-CLAUSES · LICENSE-NOTE",
    "the doors · HOSTS · system prompts",
    "ten tests · faces · audit · witness"
  ],
  "score": null,
  "tier": null,
  "layer": null,
  "score_line": "NOT SCORED HERE · THE SEATING GIVES THE SCORE",
  "proof": "MACHINE ABOARD · SELFTEST 10/10 · 10 TESTS · WITNESSED ON REAL WORK",
  "cut": "2026-10-03",
  "from": "his word on Oct 3 2026 — 'build all those you listed. and this one too'",
  "room": {
    "what_it_is": [
      "A seat that never does arithmetic in its head: every figure that matters is computed exactly by machine, with the working shown.",
      "Computes exactly in decimals, rounds like a till, works tax forward and backward, and handles percents, dates and units."
    ]
  },
  "lsc": "LSC-1",
  "punch": "940ED6AFA2C7ED8C0FA4D76C",
  "punch_of": "sha256(SKILL.md)[:96 bits]",
  "skill_sha256": "940ed6afa2c7ed8c0fa4d76cbb89ab5e51540979f3a79c14399bc2750cb766b7",
  "faces": [
    "card.svg",
    "card-machine.svg",
    "card.html"
  ]
}