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Stephen Sookra (stephensookra)

SWE @ XR DOJO | CS TA @ SMASH | 7x Hackathon Winner, Watch NY Giants, Knicks and boxing in my free time.

GravitonKV: KV-Cache Quantization on AWS Graviton4
GravitonKV: KV-Cache Quantization on AWS Graviton4

First public reproducible KV-cache quantization tradeoff study on an AWS Graviton4 CPU. Prefill roughly doubles, decode drops about 25%, memory falls about 10%, quality holds. Reproduce it.

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Silent-Drift Sentinel
Silent-Drift Sentinel

An on-call AI agent that catches a silently degrading ML model, traces it through DataHub lineage to the upstream column that broke it, and writes the cause back so the next agent inherits it.

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CornerCheck
CornerCheck

The agent that refuses to guess: fail-closed fighter-safety clearance inside Slack. Mathematically proven rule core, statistically certified identity, and an audit trail you can hand to a commission.

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Rooted
Rooted

An open, vendor-neutral C2PA provenance-recovery server on Backblaze B2. When an AI image is stripped of its credential, Rooted brings back the signed origin by watermark or perceptual-hash match.

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Custody
Custody

A neutral system of record for parental consent and minor spend, strongly consistent across regions on commit, backed by Amazon Aurora DSQL, with a tamper-evident audit trail you can verify live.

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REWEAR-FUSED
REWEAR-FUSED

Elastane is in 80% of clothing; 1% makes recyclers reject the whole garment. REWEAR-FUSED co-designs a cleavable elastane and a matched enzyme to close the loop, plus a live passport.

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ContextMod — Devvit port of FoxxMD's PRAW mod bot
ContextMod — Devvit port of FoxxMD's PRAW mod bot

FoxxMD's PRAW mod bot, ported to Reddit Devvit Web. JSON5 wiki rules, live Observatory dashboard, per-sub install — no hosting, no tokens, no shared bottleneck. Codex-hardened. 15+ communities ready.

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Hometown Pathway Atlas
Hometown Pathway Atlas

Per-capita parity. County granularity. Audit-grade. A live county-level Olympic and Paralympic representation lens with judge-visible AI safety. On Google Cloud.

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NeoGuide
NeoGuide

NeoGuide is a smart intubation guidance system designed to reduce life-threatening errors during neonatal intubation.

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Hexbear
Hexbear

A magical spellbook for real-world climate action.

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Horizon
Horizon

“Seeing outbreaks before they appear.”

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