Writings

Where I gather videos, posts, and papers in order. I add the newest ones at the top as I make them.

2026 — Papers

2026.05 XMR — unified paper (TACL, under review) paper
2026.03 HCCA (preprint) arXiv:2603.21454
2026.03 D-CCR (preprint) arXiv:2603.16244
2026.03 CCR (preprint) arXiv:2603.12123

2026 — Open-source PRs

2026.05 brotli — size computation bounds DCHECK PR #1472
2026 snappy / protobuf-c / jansson — memory-safety PRs under review PR submitted

2026 — Posts

2026.05 What I learned from 76 days working alongside AI Velog (KO)

2025–2026 — Videos

Sapjil Coding When AI verifies AI — proving it in a paper cross-model verification, on video (KO)
Sapjil Coding Does AI remember yesterday? Building a memory system (Song-bot EP01) memory system (KO)
Sapjil Coding Can AI lie, too? The pink-whale secret (Song-bot EP02) hallucination & verification (KO)
Data Lab 8 years of settlement data + wholesale-market intelligence — a system that runs every morning wholesale-market data (KO)
Data Lab Electricity rates changed — what should greenhouse farms prepare? farm information (KO)

The channels are in Korean. Full channels: Sapjil Coding → · Daejeon Central Produce Data Lab →

2024–2025 — Turning point

2024 Joined Daejeon Jungang Cheonggua Co., Ltd. — managing director career move
2025 Started the Sapjil Coding channel YouTube

Before

2014–2024 KAIST NNFC — MXene synthesis / properties / applications academic papers separate

Per-item links are being filled in as I go; it takes a while. If a particular area interests you, please get in touch.