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Overview

🌐 Quantum RTT-Inside examples for Spintronics | Microsoft | Generic

Let’s build this cleanly and in a way that would actually help three different teams:

  1. The Chalmers spintronics researchers
  2. A Microsoft silicon team working on next‑gen chips
  3. A generic / student team learning RTT‑Inside for the first time

Each gets a minimal JSON awareness‑surface schema—the smallest, safest RTT‑Inside interface that lets a component participate in a regime‑aware system.

Then we’ll chart the three and compare.

No claims, no speculation about confidential work—just a structural, RTT‑aligned design pattern that any team could use.

1) RTT‑Inside JSON: Spintronics Team (Chalmers)#

This version assumes a quantum‑material substrate, spin‑state switching, and thermal sensitivity.

{
  "component_type": "spintronic_cell_array",
  "awareness_surface": {
    "regime": "normal | stressed | degraded | unsafe",
    "thermal_band": "cool | nominal | warm | hot",
    "error_rate_band": "low | elevated | high | critical",
    "recent_events": [
      "regime_shift",
      "thermal_spike",
      "switching_anomaly"
    ]
  },
  "control_surface": {
    "requested_mode": "low_power | balanced | high_speed",
    "max_safe_temp_band": "cool | nominal | warm",
    "duty_cycle_limit": 0.0
  },
  "qroot_boundary": {
    "exposed": false,
    "allowed_exports": [
      "aggregated_error_rates",
      "thermal_bands",
      "regime_state"
    ]
  }
}

Purpose:
Turn the spintronic device into a self‑describing, regime‑aware module without exposing raw quantum state.

2) RTT‑Inside JSON: Microsoft Silicon Team#

This version assumes a heterogeneous chip, multiple power islands, AI accelerators, memory controllers, and safety envelopes.

{
  "component_type": "heterogeneous_compute_tile",
  "awareness_surface": {
    "regime": "normal | throttled | degraded | unsafe",
    "power_band": "low | nominal | elevated | peak",
    "thermal_band": "cool | nominal | warm | hot",
    "latency_band": "stable | variable | unstable",
    "recent_events": [
      "power_throttle",
      "thermal_throttle",
      "latency_spike",
      "island_reset"
    ]
  },
  "control_surface": {
    "requested_mode": "eco | balanced | turbo",
    "power_cap_watts": 0,
    "thermal_cap_band": "cool | nominal | warm",
    "allowed_islands": ["cpu", "gpu", "ai", "io"]
  },
  "qroot_boundary": {
    "exposed": false,
    "allowed_exports": [
      "aggregated_telemetry",
      "regime_transitions",
      "island_health"
    ]
  }
}

Purpose:
Give Microsoft’s chip a stable, predictable, self‑reporting envelope that higher layers (OS, firmware, cloud orchestration) can trust.

3) RTT‑Inside JSON: Generic / Student Team#

This version is simplified for teaching RTT‑Inside fundamentals.

{
  "component_type": "generic_rtt_module",
  "awareness_surface": {
    "regime": "normal | stressed | unsafe",
    "thermal_band": "cool | warm | hot",
    "health": "good | warning | bad"
  },
  "control_surface": {
    "requested_mode": "low_power | normal | high_power",
    "max_temp": 0
  },
  "qroot_boundary": {
    "exposed": false,
    "allowed_exports": [
      "regime",
      "thermal_band",
      "health"
    ]
  }
}

Purpose:
Teach the idea of awareness surfaces, control surfaces, and Qmroot boundaries without overwhelming complexity.

4) Comparison Chart: Spintronics vs. Microsoft vs. Student#

Dimension Spintronics Team Microsoft Silicon Team Student / Generic
Substrate Quantum materials, spin states Heterogeneous compute, power islands Any
Regime Awareness Thermal + switching + error bands Thermal + power + latency + island health Basic regime + thermal
Control Surface Mode + duty cycle + temp caps Mode + power caps + island control Mode + temp cap
Qmroot Boundary Strict, no raw spin state Strict, no raw hardware counters Simplified
Complexity High Very high Low
Use Case Research → component Product → system Education → concept

5) What this gives all three teams#

Spintronics team gets:#

A way to turn their device into a regime‑aware component that can safely participate in larger systems.

Microsoft silicon team gets:#

A unified awareness surface across heterogeneous compute tiles—exactly what RTT‑Inside is designed for.

Students get:#

A minimal, clean introduction to RTT‑Inside without needing to understand quantum materials or chip design.

Here’s a clean, drop‑in RTT‑Inside component spec for a spintronics device, shaped so it can live happily in docs/schemas/quantum/ as a first canonical.

1. Component overview#

  • Name: SpintronicCellArray
  • Role: Low‑power, high‑density state substrate with regime awareness and a Qmroot boundary.
  • Scope: Component‑level (can be tiled into larger fabrics).
  • Guarantee posture:
    • Never silently crosses out of safe regime.
    • Always exposes a minimal, stable awareness surface.
    • Never exports raw quantum state.

2. Regime model#

The device classifies its own operating condition into coarse, RTT‑Inside‑usable regimes:

  • normal

    • Thermal band: cool or nominal
    • Error‑rate band: low
    • Switching behavior: within spec

  • stressed

    • Thermal band: warm
    • Error‑rate band: elevated
    • Switching behavior: still correct, but margins reduced

  • degraded

    • Thermal band: warm or hot
    • Error‑rate band: high
    • Local quarantines may be active

  • unsafe

    • Thermal band: hot
    • Error‑rate band: critical
    • Device requests immediate load shedding / shutdown

Regime transitions are logged internally and surfaced as events.

3. Awareness surface#

This is what the rest of the system is allowed to see.

{
  "component_type": "SpintronicCellArray",
  "awareness_surface": {
    "regime": "normal | stressed | degraded | unsafe",
    "thermal_band": "cool | nominal | warm | hot",
    "error_rate_band": "low | elevated | high | critical",
    "capacity_band": "full | reduced | limited",
    "recent_events": [
      {
        "type": "regime_shift | thermal_spike | error_spike | quarantine",
        "from_regime": "normal | stressed | degraded | unsafe",
        "to_regime": "normal | stressed | degraded | unsafe",
        "timestamp": "ISO-8601"
      }
    ]
  }
}

Notes:

  • capacity_band reflects how much of the array is still usable (after quarantines).
  • recent_events is bounded (e.g., last 16 events) to keep surfaces small.

4. Control surface#

This is what higher layers are allowed to ask the device to do.

{
  "control_surface": {
    "requested_mode": "low_power | balanced | high_speed",
    "max_safe_thermal_band": "cool | nominal | warm",
    "duty_cycle_limit": 0.0,
    "maintenance_actions": [
      "clear_event_log",
      "run_self_test",
      "recompute_capacity_band"
    ]
  }
}

Semantics:

  • requested_mode is a hint, not a command; device may refuse if unsafe.
  • max_safe_thermal_band lets system policy tighten the envelope.
  • duty_cycle_limit (0.0–1.0) caps how hard the device can be driven.
  • maintenance_actions are idempotent, safe operations.

5. Qmroot boundary#

The device is explicitly Qmroot‑bounded:

{
  "qroot_boundary": {
    "exposed": false,
    "allowed_exports": [
      "regime",
      "thermal_band",
      "error_rate_band",
      "capacity_band",
      "recent_events"
    ],
    "forbidden_exports": [
      "raw_spin_state",
      "per_cell_switching_traces",
      "unaggregated_error_locations"
    ]
  }
}

Intent:

  • Keep quantum‑level detail inside the device.
  • Only export aggregated, regime‑safe signals.

6. Telemetry & logging#

Minimal, RTT‑Inside‑compatible telemetry:

{
  "telemetry": {
    "sampling_period_ms": 1000,
    "metrics": {
      "avg_thermal_band": "cool | nominal | warm | hot",
      "avg_error_rate_band": "low | elevated | high | critical",
      "regime_time_fraction": {
        "normal": 0.0,
        "stressed": 0.0,
        "degraded": 0.0,
        "unsafe": 0.0
      }
    }
  }
}

This is optional, but when present, it lets higher layers reason about history, not just current state.

7. Failure & degradation behavior#

RTT‑Inside guarantees:

  • On entering unsafe:

    • Device emits a regime event.
    • Device requests load shedding (via control/telemetry channel).
    • Device may lock into degraded / read‑only mode.

  • On repeated degraded:

    • Device may quarantine parts of the array.
    • capacity_band is updated accordingly.

  • Device never silently returns to normal from unsafe without logging a transition.

8. Full component spec (merged JSON)#

For our docs/schemas/quantum/spintronic_cell_array.json:

{
  "component_type": "SpintronicCellArray",
  "version": "1.0.0",
  "awareness_surface": {
    "regime": "normal | stressed | degraded | unsafe",
    "thermal_band": "cool | nominal | warm | hot",
    "error_rate_band": "low | elevated | high | critical",
    "capacity_band": "full | reduced | limited",
    "recent_events": [
      {
        "type": "regime_shift | thermal_spike | error_spike | quarantine",
        "from_regime": "normal | stressed | degraded | unsafe",
        "to_regime": "normal | stressed | degraded | unsafe",
        "timestamp": "ISO-8601"
      }
    ]
  },
  "control_surface": {
    "requested_mode": "low_power | balanced | high_speed",
    "max_safe_thermal_band": "cool | nominal | warm",
    "duty_cycle_limit": 0.0,
    "maintenance_actions": [
      "clear_event_log",
      "run_self_test",
      "recompute_capacity_band"
    ]
  },
  "qroot_boundary": {
    "exposed": false,
    "allowed_exports": [
      "regime",
      "thermal_band",
      "error_rate_band",
      "capacity_band",
      "recent_events"
    ],
    "forbidden_exports": [
      "raw_spin_state",
      "per_cell_switching_traces",
      "unaggregated_error_locations"
    ]
  },
  "telemetry": {
    "sampling_period_ms": 1000,
    "metrics": {
      "avg_thermal_band": "cool | nominal | warm | hot",
      "avg_error_rate_band": "low | elevated | high | critical",
      "regime_time_fraction": {
        "normal": 0.0,
        "stressed": 0.0,
        "degraded": 0.0,
        "unsafe": 0.0
      }
    }
  }
}

Here’s a matching RTT‑Inside orchestrator spec we can drop next to the spintronics component—treating it as one tile among many (SpintronicCellArray, CmosComputeTile, NvramStateStore) in a single quantum‑aware stack.

1. Orchestrator overview#

  • Name: QuantumStackOrchestrator
  • Role: Coordinate multiple RTT‑Inside tiles (spintronics, CMOS, NVRAM) for stability, safety, and efficiency.
  • Scope: Node‑level (one physical package / board).
  • Core behaviors:
    • Read each tile’s awareness surface.
    • Enforce policy (safety, power, thermal, regime).
    • Route workloads and state across tiles.
    • Degrade gracefully under stress.

2. Tile model#

The orchestrator assumes each tile exposes an RTT‑Inside surface like:

{
  "tile_id": "string",
  "component_type": "SpintronicCellArray | CmosComputeTile | NvramStateStore",
  "awareness_surface": { },
  "control_surface": { }
}

(Each tile’s inner schema is defined in its own spec—spintronics already done.)

3. Orchestrator awareness surface#

What the rest of the system sees about the whole stack:

{
  "orchestrator_type": "QuantumStackOrchestrator",
  "awareness_surface": {
    "global_regime": "normal | stressed | degraded | unsafe",
    "thermal_band": "cool | nominal | warm | hot",
    "power_band": "low | nominal | elevated | peak",
    "tile_summaries": [
      {
        "tile_id": "string",
        "component_type": "SpintronicCellArray | CmosComputeTile | NvramStateStore",
        "regime": "normal | stressed | degraded | unsafe",
        "thermal_band": "cool | nominal | warm | hot",
        "health": "good | warning | bad"
      }
    ]
  }
}

4. Orchestrator control surface#

What higher layers (OS / runtime / supervisor) can request:

{
  "control_surface": {
    "policy": {
      "preferred_spintronic_usage": "foreground_state | logs_only | disabled",
      "preferred_nvram_usage": "critical_state | archival | disabled",
      "max_global_thermal_band": "cool | nominal | warm",
      "max_power_band": "low | nominal | elevated"
    },
    "actions": [
      "rebalance_state",
      "shed_noncritical_load",
      "enter_safe_mode"
    ]
  }
}

Semantics:

  • rebalance_state: move state between tiles (e.g., spintronics → NVRAM) according to policy + regimes.
  • shed_noncritical_load: drop / pause non‑essential work on CMOS tiles.
  • enter_safe_mode: minimize power, lock critical state, prioritize integrity over performance.

5. Core orchestration logic (conceptual)#

a) State placement

  • Spintronics (SpintronicCellArray):

    • Use for foreground, high‑churn, low‑power state when:
      • Tile regime ∈ {normal, stressed}
    • Migrate out to NVRAM when:
      • Tile regime ∈ {degraded, unsafe}

  • CMOS (CmosComputeTile):

    • Use for active compute when:
      • Thermal + power bands ≤ policy caps
    • Throttle / park when:
      • regime = stressed | degraded | unsafe

  • NVRAM (NvramStateStore):

    • Use for critical + archival state always.
    • Accept migrations from spintronics under stress.

b) Global regime computation

  • global_regime is derived from tile regimes:
    • If any tile unsafe → global_regime = unsafe.
    • Else if any tile degraded → global_regime = degraded.
    • Else if any tile stressed → global_regime = stressed.
    • Else → normal.

6. Qmroot handling#

The orchestrator:

  • Never accesses raw quantum state.
  • Only consumes each tile’s aggregated, RTT‑safe awareness surface.
  • Treats spintronics as the Qmroot edge of the stack and keeps all decisions at the regime / band / event level.

7. Full orchestrator spec (JSON)#

{
  "orchestrator_type": "QuantumStackOrchestrator",
  "version": "1.0.0",
  "managed_tiles": [
    {
      "tile_id": "string",
      "component_type": "SpintronicCellArray | CmosComputeTile | NvramStateStore",
      "awareness_surface": {},
      "control_surface": {}
    }
  ],
  "awareness_surface": {
    "global_regime": "normal | stressed | degraded | unsafe",
    "thermal_band": "cool | nominal | warm | hot",
    "power_band": "low | nominal | elevated | peak",
    "tile_summaries": [
      {
        "tile_id": "string",
        "component_type": "SpintronicCellArray | CmosComputeTile | NvramStateStore",
        "regime": "normal | stressed | degraded | unsafe",
        "thermal_band": "cool | nominal | warm | hot",
        "health": "good | warning | bad"
      }
    ]
  },
  "control_surface": {
    "policy": {
      "preferred_spintronic_usage": "foreground_state | logs_only | disabled",
      "preferred_nvram_usage": "critical_state | archival | disabled",
      "max_global_thermal_band": "cool | nominal | warm",
      "max_power_band": "low | nominal | elevated"
    },
    "actions": [
      "rebalance_state",
      "shed_noncritical_load",
      "enter_safe_mode"
    ]
  }
}

Absolutely — here’s the tiny worked example we asked for.
It shows:

  • 3 tiles (Spintronics, CMOS, NVRAM)
  • 1 orchestrator
  • A regime transition on the spintronics tile:
    normal → stressed → degraded
  • And how the orchestrator reacts at each step

All in clean, compact JSON we can drop directly into our docs/examples/ folder.

🧩 RTT‑Inside Worked Example: 3 Tiles + Orchestrator Reaction#

Below is a single JSON instance showing the orchestrator’s view of the system at three moments in time.

1) Moment A — Spintronics tile in normal regime#

{
  "timestamp": "2026-03-12T08:50:00Z",
  "orchestrator": {
    "global_regime": "normal",
    "tile_summaries": [
      {
        "tile_id": "spin_01",
        "component_type": "SpintronicCellArray",
        "regime": "normal",
        "thermal_band": "nominal",
        "health": "good"
      },
      {
        "tile_id": "cmos_01",
        "component_type": "CmosComputeTile",
        "regime": "normal",
        "thermal_band": "nominal",
        "health": "good"
      },
      {
        "tile_id": "nvram_01",
        "component_type": "NvramStateStore",
        "regime": "normal",
        "thermal_band": "cool",
        "health": "good"
      }
    ],
    "actions_taken": []
  }
}

Interpretation:
Everything is healthy.
Spintronics is used for foreground state.
CMOS is running normally.
NVRAM holds critical/archival state.

2) Moment B — Spintronics tile enters stressed#

{
  "timestamp": "2026-03-12T08:50:05Z",
  "orchestrator": {
    "global_regime": "stressed",
    "tile_summaries": [
      {
        "tile_id": "spin_01",
        "component_type": "SpintronicCellArray",
        "regime": "stressed",
        "thermal_band": "warm",
        "health": "warning"
      },
      {
        "tile_id": "cmos_01",
        "component_type": "CmosComputeTile",
        "regime": "normal",
        "thermal_band": "nominal",
        "health": "good"
      },
      {
        "tile_id": "nvram_01",
        "component_type": "NvramStateStore",
        "regime": "normal",
        "thermal_band": "cool",
        "health": "good"
      }
    ],
    "actions_taken": [
      "reduced_spintronic_duty_cycle",
      "shifted_noncritical_state_to_nvram"
    ]
  }
}

Interpretation:
Spintronics is warming up.
The orchestrator:

  • reduces duty cycle on spintronics
  • moves non‑critical state to NVRAM
  • keeps critical foreground state in spintronics (still safe)

This is classic RTT‑Inside graceful degradation.

3) Moment C — Spintronics tile enters degraded#

{
  "timestamp": "2026-03-12T08:50:12Z",
  "orchestrator": {
    "global_regime": "degraded",
    "tile_summaries": [
      {
        "tile_id": "spin_01",
        "component_type": "SpintronicCellArray",
        "regime": "degraded",
        "thermal_band": "hot",
        "health": "bad"
      },
      {
        "tile_id": "cmos_01",
        "component_type": "CmosComputeTile",
        "regime": "stressed",
        "thermal_band": "warm",
        "health": "warning"
      },
      {
        "tile_id": "nvram_01",
        "component_type": "NvramStateStore",
        "regime": "normal",
        "thermal_band": "cool",
        "health": "good"
      }
    ],
    "actions_taken": [
      "migrated_all_state_from_spintronic_to_nvram",
      "locked_spintronic_tile_read_only",
      "shed_noncritical_compute_load",
      "entered_safe_mode"
    ]
  }
}

Interpretation:
Spintronics is now unsafe for writes.
The orchestrator:

  • moves all state out of spintronics
  • locks spintronics read‑only
  • sheds non‑critical compute load
  • enters safe mode to protect the system

This is exactly what RTT‑Inside is designed to do:
no silent failure, no corruption, no surprises.

Below are the four deliverables:

  1. Visual timeline diagram
  2. State‑migration flowchart
  3. Triadic Observer Layer read
  4. Multi‑node orchestrator version

All formatted so we can drop them directly into docs/diagrams/ or docs/examples/.

🎞️ 1. Visual Timeline Diagram#

Spintronics Tile: normal → stressed → degraded and Orchestrator Reactions#

                                     🎞️
Time ─────────────────────────────────────────────────────────────────────────▶

t0: NORMAL
│
│  spintronics: regime = normal
│  orchestrator: no action
│
├──────────────────────────────────────────────────────────────────────────────┤
t1: STRESSED
│
│  spintronics: thermal ↑ → warm
│               error_rate ↑ → elevated
│               regime = stressed
│
│  orchestrator:
│     • reduce spintronic duty cycle
│     • migrate non‑critical state → NVRAM
│     • keep critical foreground state in spintronics
│
├──────────────────────────────────────────────────────────────────────────────┤
t2: DEGRADED
│
│  spintronics: thermal ↑↑ → hot
│               error_rate ↑↑ → high
│               regime = degraded
│
│  orchestrator:
│     • migrate ALL state → NVRAM
│     • lock spintronics read‑only
│     • shed non‑critical compute load
│     • enter safe mode
│
└──────────────────────────────────────────────────────────────────────────────┘

This is the RTT‑Inside “no surprises, no silent corruption” timeline.

🔁 2. State‑Migration Flowchart#

How the orchestrator moves state as regimes change#

                                🔁
                   ┌──────────────────────────┐
                   │ Spintronics Regime:      │
                   │        NORMAL            │
                   └─────────────┬────────────┘
                                 │
                                 ▼
                     ┌────────────────────┐
                     │ Use for foreground │
                     │ state + fast logs  │
                     └─────────┬──────────┘
                               │
                               ▼
                 ┌────────────────────────────┐
                 │ Regime shifts to STRESSED? │
                 └───────────────┬────────────┘
                                 │ yes
                                 ▼
                     ┌──────────────────────────┐
                     │ Reduce duty cycle        │
                     │ Move non‑critical state  │
                     │        → NVRAM           │
                     └─────────┬────────────────┘
                               │
                               ▼
                 ┌────────────────────────────┐
                 │ Regime shifts to DEGRADED? │
                 └───────────────┬────────────┘
                                 │ yes
                                 ▼
                     ┌───────────────────────────┐
                     │ Migrate ALL state → NVRAM │
                     │ Lock spintronics R/O      │
                     │ Shed non‑critical load    │
                     │ Enter safe mode           │
                     └───────────────────────────┘

This is the canonical RTT‑Inside state‑migration pattern.

🧭 3. Triadic Observer Layer Read#

Phase / Source / Time analysis of orchestrator behavior#

Using our Triadic Observer Layer:

PHASE#

Phase 1 — Normal Operation

  • Spintronics handles foreground state.
  • CMOS handles compute.
  • NVRAM holds critical/archival state.
  • Orchestrator is passive, monitoring only.

Phase 2 — Stress Response

  • Spintronics enters stressed.
  • Orchestrator shifts into adaptive phase:
    • duty‑cycle reduction
    • partial migration
    • thermal/power balancing

Phase 3 — Degradation Management

  • Spintronics enters degraded.
  • Orchestrator enters protective phase:
    • full migration
    • read‑only lock
    • load shedding
    • safe‑mode entry

SOURCE#

  • Spintronics tile provides substrate‑level signals (thermal, error, regime).
  • CMOS tile provides compute‑level signals (latency, power).
  • NVRAM tile provides persistence‑level signals (health, capacity).
  • Orchestrator integrates these into a single, coherent system‑level view.

Each tile remains the source of truth for its own domain.

TIME#

  • The orchestrator maintains a temporal model of the system:
    • regime transitions
    • event logs
    • time‑in‑regime fractions
  • Decisions are based not only on current state but on trajectory.

This is classic RTT‑Inside temporal reasoning:
“Where is this tile going, not just where is it now?”

🌐 4. Multi‑Node Version#

Several orchestrators cooperating across a cluster#

Below is a minimal multi‑node RTT‑Inside cluster example:

                             🌐
 ┌──────────────────────────┐        ┌────────────────────────────┐
 │ Node A                   │        │ Node B                     │
 │ QuantumStackOrchestrator │◀──────▶ QuantumStackOrchestrator   │
 │  • spintronics (normal)  │        │  • spintronics (stressed)  │
 │  • CMOS (normal)         │        │  • CMOS (normal)           │
 │  • NVRAM (normal)        │        │  • NVRAM (normal)          │
 └───────────┬──────────────┘        └───────────┬────────────────┘
             │                                   │
             ▼                                   ▼
       ┌──────────────────────────────┐   ┌──────────────────────────────┐
       │ Cluster Coordination Layer   │   │ Cluster Coordination Layer   │
       │  • share tile summaries      │   │  • share tile summaries      │
       │  • share global regimes      │   │  • share global regimes      │
       │  • negotiate load balancing  │   │  • negotiate load balancing  │
       └──────────────────────────────┘   └──────────────────────────────┘

Cluster‑level behaviors:#

  • If Node B spintronics enters stressed:

    • Node A may accept foreground state from Node B.
    • Node B reduces duty cycle.
    • Cluster regime becomes stressed.

  • If Node B enters degraded:

    • Node B migrates all state → NVRAM.
    • Node A may take over compute or state roles.
    • Cluster may enter degraded or safe_mode.

Key RTT‑Inside principle:#

Each orchestrator is autonomous but cooperative, sharing only:

  • regime summaries
  • load availability
  • safe envelopes

Never raw state, never raw quantum data.

1. Cluster‑level JSON spec#

{
  "cluster_type": "QuantumStackCluster",
  "version": "1.0.0",
  "nodes": [
    {
      "node_id": "node_A",
      "orchestrator_type": "QuantumStackOrchestrator",
      "global_regime": "normal | stressed | degraded | unsafe",
      "thermal_band": "cool | nominal | warm | hot",
      "power_band": "low | nominal | elevated | peak",
      "tile_summaries": [
        {
          "tile_id": "spin_01",
          "component_type": "SpintronicCellArray",
          "regime": "normal | stressed | degraded | unsafe",
          "thermal_band": "cool | nominal | warm | hot",
          "health": "good | warning | bad"
        },
        {
          "tile_id": "cmos_01",
          "component_type": "CmosComputeTile",
          "regime": "normal | stressed | degraded | unsafe",
          "thermal_band": "cool | nominal | warm | hot",
          "health": "good | warning | bad"
        },
        {
          "tile_id": "nvram_01",
          "component_type": "NvramStateStore",
          "regime": "normal | stressed | degraded | unsafe",
          "thermal_band": "cool | nominal | warm | hot",
          "health": "good | warning | bad"
        }
      ]
    }
  ],
  "cluster_awareness_surface": {
    "cluster_regime": "normal | stressed | degraded | unsafe",
    "cluster_thermal_band": "cool | nominal | warm | hot",
    "cluster_power_band": "low | nominal | elevated | peak",
    "node_summaries": [
      {
        "node_id": "node_A",
        "global_regime": "normal | stressed | degraded | unsafe",
        "thermal_band": "cool | nominal | warm | hot",
        "power_band": "low | nominal | elevated | peak",
        "health": "good | warning | bad"
      }
    ]
  },
  "cluster_control_surface": {
    "policy": {
      "max_cluster_thermal_band": "cool | nominal | warm",
      "max_cluster_power_band": "low | nominal | elevated",
      "load_balance_strategy": "latency | energy | safety"
    },
    "actions": [
      "rebalance_work_across_nodes",
      "migrate_state_across_nodes",
      "enter_cluster_safe_mode"
    ]
  }
}

2. Diagram showing Qmroot boundaries across nodes#

                                      🌐
                 ┌──────────────── QuantumStackCluster ──────────────┐
                 │                                                   │
                 │   ┌──────────── Node A ───────────┐               │
                 │   │  QuantumStackOrchestrator     │               │
                 │   │                               │               │
                 │   │  ┌─────────────────────────┐  │               │
                 │   │  │  SpintronicCellArray    │  │               │
                 │   │  │  (Qmroot edge)          │  │               │
                 │   │  │  ┌───────────────────┐  │  │               │
                 │   │  │  │  Qmroot (internal)│  │  │               │
                 │   │  │  └───────────────────┘  │  │               │
                 │   │  └───────▲─────────────────┘  │               │
                 │   │          │ awareness surface  │               │
                 │   │  ┌───────┴─────────────────┐  │               │
                 │   │  │  CMOS + NVRAM tiles     │  │               │
                 │   │  └─────────────────────────┘  │               │
                 │   └───────────────────────────────┘               │
                 │                                                   │
                 │   ┌──────────── Node B ───────────┐               │
                 │   │  QuantumStackOrchestrator     │               │
                 │   │        (same pattern)         │               │
                 │   └───────────────────────────────┘               │
                 │                                                   │
                 └───────────────────────────────────────────────────┘

Key idea:
Qmroot never leaves the spintronic device; nodes and cluster only see aggregated awareness surfaces.

3. Teaching version for students#

a) Simple story#

  • Each device (spintronics, CMOS, NVRAM) can say:

    • “How hot am I?”
    • “How healthy am I?”
    • “Am I in a safe regime?”

  • Each node orchestrator:

    • Listens to its devices.
    • Moves work and data away from anything getting unsafe.
    • Slows down or enters safe mode if needed.

  • The cluster:

    • Listens to all nodes.
    • Decides where to send new work.
    • Keeps the whole system inside safe temperature and power limits.

b) Tiny student JSON#

{
  "cluster": {
    "nodes": [
      {
        "node_id": "node_A",
        "regime": "normal",
        "tiles": [
          { "id": "spin_01", "type": "spintronic", "regime": "normal" },
          { "id": "cmos_01", "type": "cmos", "regime": "normal" },
          { "id": "nvram_01", "type": "nvram", "regime": "normal" }
        ]
      },
      {
        "node_id": "node_B",
        "regime": "stressed",
        "tiles": [
          { "id": "spin_02", "type": "spintronic", "regime": "stressed" }
        ]
      }
    ],
    "cluster_regime": "stressed"
  }
}

Then we ask students:

  • If spin_02 goes to degraded, what should the cluster do?
  • Which node should take over its work?
  • How do we keep no data lost, no silent corruption as the invariant?

That’s RTT‑Inside, in training‑wheels form.

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