Add-on dossier
A linkable lifecycle record for hardware expansions, app ecosystems, firmware upgrades, cases, radio parts, and post-event badge experiments.
OSHWA and repository documentation describe CAN 2.0B/NMEA-2000, NMEA-0183, and Modbus RTU transceiver modes with software-controlled half- and full-duplex behavior.
Badge context
Repository contributor file naming development, hardware, firmware, routing, design, graphics, project-management, logistics, and silkscreen roles.
Primary technical documentation for the board hardware, Rust firmware, Rhai scripting engine, Trx/Rx controls, CAN helpers, safety warnings, and firmware TODOs.
Repository license source for the CERN Open Hardware Licence Version 2 - Weakly Reciprocal; no repository image is reused in this catalogue pass.
OSHWA source identifying Differential Destroyer as Maritime Hacking Village's official DEF CON 33 badge, certification UID US002786, certification date, country, features, and hardware/software/documentation license summary.
Public repository for the official MHV 2025 badge, including KiCad, firmware, software, README, contributors, and CERN-OHL-W license material.
Source trail
Primary contributor source naming Nicholas Haltmeyer, Duncan Woodbury, Marco Casaroli, @blenster, @mothball, and @vrllrv with their project roles.
Primary badge documentation source for Pico 2 bundle/distribution language, display, controls, NeoPixels, accelerometer, SAO, SD, battery, differential protocol ports, MCP2518FD, injector behavior, Rust/Embassy firmware, Rhai scripting, and safety warnings.
Public repository source for the official MHV 2025 badge hardware, firmware, software, documentation, license, and contributor files.
Open-hardware certification source proving the Maritime Hacking Village official DEF CON 33 badge status, US002786 UID, October 24, 2025 certification, CAN/NMEA/Modbus/glitching feature summary, and license metadata.