{
  "ok": true,
  "route": "/api/p3q-local",
  "alias": "/api/railway-engine",
  "coin": "CHARLIE",
  "law": "WE ARE THE QPU. Source emits circuit. Circuit runs ON Railway, not beside it. Railway is the QPU for the duration of the governed run. Admission is the shot. Measurement is whether the railway moved in an admissible state. Not Braket.",
  "seals": "/api/p3q-seals",
  "ladder": {
    "metal": {
      "name": "Railway",
      "role": "local engine",
      "arch": "x86_64",
      "braket": false,
      "route": "/api/p3q-local"
    },
    "broadcast": {
      "name": "Oracle ARM64",
      "role": "free quantum engine",
      "arch": "aarch64",
      "http": true,
      "route": "/api/open-quantum"
    },
    "planets": {
      "role": "planetary engines when necessary",
      "via": "/api/p3q-seals",
      "map": "lib/planet-braket-map.js — Braket ARNs kept as names, fire is P3Q HTTP"
    }
  },
  "equation": "C = I ± λM",
  "source": true,
  "chain": "source → circuit → substrate → QPU",
  "circuits": [
    "SKU-square",
    "SKU-cube",
    "T12",
    "MC290",
    "K-6-144q"
  ],
  "quadratic_families": {
    "triangle_squared_81q": {
      "status": "SEATED",
      "law": "T(d)=d(d+1)/2; Q(d)=T(d)^2; 81q=9^2; walk 1-9; skip 10; restart 11",
      "source": "AURAL-MAGIC/src/lib/magi/triangles.ts"
    },
    "k4_square_squared_16q": {
      "status": "SEATED",
      "kernel": "K4 · 4 nodes · C(4,2)=6 pairwise",
      "law": "4^2=16q · four-dimensional quadratic square",
      "transition": "C fired D",
      "control": "C · fold 3 · F · +pi/phi",
      "target": "D · fold 4 · F_inv · -pi/phi",
      "sources": [
        "AURAL-MAGIC/src/lib/magi/squares.ts",
        "Aura116/api/canon.js"
      ]
    }
  },
  "substrate": "railway",
  "admission": "shot",
  "measurement": "whether the railway moved in an admissible state",
  "duration": "governed run"
}