Satisfies the Phase 1 Definition of Done: - content/ validates cleanly against the frozen schema. `make validate` reports OK: 40 document(s) validated, 0 violations. - Six areas exist, each with an L1 entry: ai-overview, platform-overview, edge-overview, products-overview, history-overview, about-overview. - All six areas have an L2 entry: ai-systems, platform-estate, edge-fleet, products-business, history-engagements, about-narrative. - 28 L3 artefact stubs under content/<area>/l3/. Every artefacts[].url in every document resolves to one of them; the validator proves there are no dangling references (and a deliberately broken copy exits 1). - Every metric value traces to a source line in the evidence notes or the approved metric set in reference/content-map.md (per-metric citations are recorded in the AUD-131 completion comment). - Every document carries confidence and last_verified=2026-10-26; the validator rejects a missing or non-canonical value. - docs/content-redaction.md records the redaction pass: identifiers, third party personal data, credentials and infrastructure detail excluded, with reasons, plus the two numbers that are reported rather than smoothed. Honesty positions held: 3 businesses active (12 adoptions over time), Where-Woof deployed and pre-market, failures kept in (edge-failures), no promotion of in-progress work to delivered. No site code, no templates, no CSS, no rendering (Phase 2).
32 lines
1.3 KiB
Markdown
32 lines
1.3 KiB
Markdown
---
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id: edge-sensors
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area: edge
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level: 3
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title: "Artefact — Sensors and actuation"
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claim: "Movement · presence · weight · temperature · water and mechanical actuation — chosen per job and integrated into one automation layer."
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confidence: running
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period: "2020–"
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tech: [ESP32, PIR, Radar, mmWave, Load cell, Servo, Solenoid, MQTT]
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metrics: [{label: "automations", value: 20}, {label: "PWM channels on the feeder driver", value: 16}]
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artefacts: []
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public: true
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last_verified: 2026-10-26
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tags: [edge, sensors, actuation, artefact]
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---
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# Artefact — Sensors and actuation
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**Status: stub.** A sensor and actuator table lands in Phase 7.
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## What the artefact is
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The parts list of the fleet in the way an engineer would want it: what is sensed, which device senses it, what is actuated, and how the decision reaches a physical action — a relay, a solenoid, a servo, a step-down converter switching 240V, a wheel that flicks food into a tank, an auger that dispenses it, a load cell that decides when to top up water.
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## What it proves
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Range across the awkward middle of embedded work: not just reading a sensor but choosing an actuator, sizing its driver, and making the whole loop recoverable when the network is absent.
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## When it is delivered
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Phase 7. Source: evidence notes section 1.
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