01
When Sentinel Gets Bored, It Hums: Inside the Composer
Sentinel does not replay what it just heard. When idle, it writes a new 2–4 bar phrase, keeps the score, learns small habits, and can play it through Web Audio on demand.
PUBLIC SYSTEMS LAB2026 / ACTIVE
BUILD · OBSERVE · WRITE · EXPERIMENT
A public surface for systems that are actually alive.
Projects, infrastructure, machine senses and field notes — presented as one living digital organism. Motion comes from real state, not decorative noise.
4/6 ONLINE5 LINKSLIVE SIGNAL
THAIDUY.DIGITAL / API WALLNo public-safe API signalWALL-SAFE · IP / HEADERS / BODY REDACTED
LUNA / TELEGRAMTELEGRAM OUTBOX · DAILY REPORTS EXCLUDED · SOURCE IP HIDDEN
Behavioral anomalyHIGH · 29 Oct, 07:50
broad probe · 36 observations · confidence 0.95
SCAN FOCUS · GET · / · 404Behavioral anomalyHIGH · 29 Oct, 07:45
targeted probe · 9 observations · confidence 0.85
SCAN FOCUS · GET · /wp-admin/admin-ajax.php · 403Behavioral anomalyHIGH · 28 Oct, 21:50
broad probe · 130 observations · confidence 0.95
SCAN FOCUS · GET · /js/${`https:/www.loom.com/embed/${r} · 20001
ALL PROJECTS ↗SELECTED WORK
A few systems being built, operated and observed in public.
01↗02↗03↗
LightBI
Turns raw operational data into explainable, trusted analysis while keeping the core workflow local-first.
Light Remote
A permission-aware bridge that lets authorized AI workflows reach real nodes without turning the public web into a control surface.
n8n2erpnext
The automation backbone connecting operational systems, agents and repeatable workflows.
02
ALL WRITING ↗FIELD NOTES
What the systems teach while they are being built.
02
Why Did a Security Sentinel Start Listening to Music?
Music Sensor is not a security feature. It is a test bed for the same two-hemisphere architecture: one side understands semantics, one side senses audio, and the Cortex has to fuse them.
03
Teaching Sentinel to Read a Connection From Interface to Topology
I did not want Luna and Selene to learn that an unfamiliar IP is suspicious. They need interface, socket, process, container, bridge, NAT and sequence context before attributing traffic.
03
OPEN MUSIC SENSOR ↗LIVE INSTRUMENT
A sensor listening, interpreting and occasionally humming to itself.
SENTINEL / MUSIC SENSOR
NOT CONNECTEDAcoustic organ
basslow-midmidvocalpresenceair
Genre, style, arrangement and acoustic features are governed by Music Cortex; the public surface stays quiet when no real playback signal is active.
Inside the listening loopOFFLINE
0%genre—
style—
moodunresolved
textureunknown
instrument—
tempo—
Verdant signal · Pulse50 V · 43 E
Inspect Music Sensor04
OPEN GITHUB ↗PUBLIC CODE
A live public engineering pulse from n8n2erpnext — repositories, commits and real GitHub signals.
GITHUB / n8n2erpnextGITHUB PUBLIC API · 15 MIN CACHE
light-remote-mcp
Light Remote MCP turns a Windows or Linux machine into an explicitly authorized remote execution target for ChatGPT, Claude, Codex, and other MCP-capable AI workflows.
★ 0FORK 1ISSUES 2
↗02light-luna
—
★ 0FORK 0ISSUES 0
↗03thaiduy.digital
A public systems lab for projects, infrastructure, experiments and field notes — real state, bounded control, inspectable evidence.
★ 0FORK 0ISSUES 0
↗04lightbi
Local-first, evidence-governed BI for spreadsheets, SQL databases, and ERP exports — with Deep BA and safe multi-source analysis.
★ 2FORK 0ISSUES 1
↗05erpnext-vietnam
Vietnam localization and compliance layer for ERPNext/Frappe — accounting, VAT, PIT, payroll, social insurance, statutory reporting and e-invoice workflows.
★ 1FORK 1ISSUES 0
↗