111 lines
5.2 KiB
Markdown
111 lines
5.2 KiB
Markdown
# Tick 37 — 2026-05-22 11:15 UTC
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**Thread:** R20 (quantum sensing integration) — 8th exotic vertical
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**Verdict:** Recovers what R13 NEGATIVE physically excluded. Demonstrates the loop's architecture is **sensor-agnostic** — same primitives work with classical CSI today and quantum sensors in 5-20y.
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## What shipped
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- `docs/research/sota-2026-05-22/R20-quantum-sensing-integration.md` — full vertical sketch with quantum-vs-classical comparison table + `nvsim` integration sketch.
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## Why this tick
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User opened `docs/research/quantum-sensing/11-quantum-level-sensors.md` — explicit signal toward quantum-sensing integration. The repo already has `nvsim` (NV-diamond magnetometer simulator, ADR-089) as a standalone leaf crate.
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## Four quantum modalities catalogued
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| Sensor | Sensitivity | Edge deployment |
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|---|---|---|
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| NV-diamond magnetometer | 1 pT/√Hz | 5-10y |
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| Atomic clock (Cs/Rb chip-scale) | 10⁻¹⁵ stability | 5-10y |
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| SQUID magnetometer | 1 fT/√Hz | 15-20y (cryo) |
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| Quantum-illuminated radar | +6 dB SNR | 15-20y |
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## Classical vs quantum loop primitive comparison
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| Capability | Classical | Quantum (5-15y) | Improvement |
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|---|---|---|---|
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| Breathing rate | ±1 BPM | ±0.1 BPM | 10× |
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| HR rate | ±5 BPM | ±0.5 BPM | 10× |
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| **HRV contour** | **NOT possible (R13)** | NV-magnetometer | **enables what was impossible** |
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| **BP estimation** | **NOT possible (R13)** | atomic-ToA PWV | **enables what was impossible** |
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| Position precision | 25 cm | 3 mm | 80× |
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| Multi-scatterer penalty | 4.7 dB (R6.1) | ~1 dB | 3.7 dB recovery |
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| Through-rubble | 2 m (R18) | 5 m+ | 2.5× |
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## What R13 NEGATIVE no longer rules out (with quantum)
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R13 ruled out HRV contour + BP from CSI due to 5 dB SNR shortfall. **NV-diamond cardiac magnetometry resolves this** — magnetic fields from heart contractions (~50 pT) are detectable, contour-preserving, and penetrate through clothing/rubble. R20 explicitly identifies which R13 conclusions are physics-bound vs sensor-bound.
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## Five-cog speculative roadmap
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| Cog | Timeline | Primitive |
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| cog-quantum-vitals | 5y | nvsim + R14 + R15 |
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| cog-mm-position | 10y | atomic clock + R1 + R3.2 |
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| cog-deep-rubble-survivor | 15y | nvsim + R18 + drone |
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| cog-quantum-illuminated-pose | 15y | quantum illum + R6.1 + ADR-079 |
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| cog-ICU-meg | 20y | SQUID + R14 V3 |
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## Three deployment scenarios
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| Scenario | Timeline | Cost note |
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| Hybrid quantum-classical ICU bed | 5y | $50/bed (4× ESP32 + NV-diamond ~$200) vs $3,000 monitor |
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| Atomic-clock mm-precision multistatic | 10y | high-security access control without biometric capture |
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| NV-drone disaster magnetometry | 15y | 2.5× rubble depth over R18's classical estimate |
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## Integration with existing `nvsim` (ADR-089)
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`nvsim` is the repo's NV-diamond simulator (standalone leaf, WASM-ready per CLAUDE.md). R20 sketches three integration points:
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| `nvsim` output | Loop primitive |
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| Magnetic-field time series | R14 V1 vitals fusion (replaces HRV-contour stub) |
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| Field map | R12 PABS structural-anomaly extension |
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| Stability indicator | R7 mincut additional consistency channel |
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Future cog: `cog-quantum-fusion` or `cog-quantum-vitals`.
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## The cleanest "loop is sensor-agnostic" demonstration
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R20 says: even when classical CSI hits its physics floors (R13 5-dB shortfall, R1 bandwidth-bound CRLB, R6.1 multi-scatterer penalty), the **architecture stays the same**; only the sensor swaps in. R6 forward model, R12 PABS, R7 mincut, R3 cross-room re-ID, R14 V1/V2/V3 framework — all apply to quantum sensors with parameter swaps.
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This is **the loop's architectural value proposition** stated in its most explicit form.
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## Honest scope (very important)
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- Most quantum tech is 10-20y from edge deployment ($200 / 1 cm³ NV-diamond requires 5-10y MEMS work)
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- Atomic clocks at 10⁻¹⁵ in 1 cm³ require breakthrough integration
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- SQUID at room temp needs room-temp superconductors (may not happen)
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- Quantum-illuminated radar at edge needs room-temp single-photon detectors
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- All "improvement" numbers are theoretical bounds; real-world 30-70%
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- `nvsim` is a SIMULATOR, not real hardware
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- Loop has NO real quantum sensor on bench
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## R20 special status
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- **8th exotic vertical**
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- **First requiring quantum hardware** for full realisation
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- **Most explicitly 10-20y horizon** matching cron prompt criteria
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- **Recovers R13 NEGATIVE** via different sensing modality (sensor-bound, not physics-bound after all)
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## Composes with every loop thread
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R1 / R3 / R6 / R6.1 / R12 / R12.1 / R13 NEGATIVE (recovered) / R14 V1/V2/V3 / R15 / R16-R19 verticals / ADR-089 nvsim / ADR-113 placement.
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## Coordination
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`ticks/tick-37.md`. No PROGRESS.md edit. Branch `research/sota-r20-quantum-sensing`.
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## Loop status (~37 ticks, ~45 minutes to cron stop)
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- 18 research threads (R1, R3, R5-R15, R16, R17, R18, R19, R20)
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- 8 exotic verticals (R10, R11, R14, R16, R17, R18, R19, **R20**)
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- 6 loop ADRs (105-109, 113) + 3 existing
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- 3 negative result categories (R12 revisited POSITIVE, R13 floor, R3.1 architecture)
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- R13 negative result **conditionally recoverable** via R20 quantum
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- Production roadmap shipped
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- 2 self-corrections, 3 honest-scope findings
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00-summary.md to follow at 12:00 UTC stop.
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