Issue dossier
The 37C3 workshop advertised a TVOC air-quality sensor, but RIOT OS notes that the SGP30 sensor was only populated on some boards.
A linkable camp-impact record with badge context, severity, evidence confidence, and source notes.
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sensor population caveat · RIOT OS board documentation · documented
The hardware description keeps the TVOC claim tied to source context and records that not every physical badge necessarily carried the same populated sensor set.
- Badge
- HiP Berlin 2022 Badge
- Category
- sensor population caveat
- Severity
- note
- Confidence
- RIOT OS board documentation
- Status
- documented
- Timeframe
- 2022 badge build
- Source note
- 37C3 Hacking the HiP Badge page and RIOT OS HiP Badge docs.
badge workshop
Primary HiP schedule session describing the badge as a powerful lanyard device programmable from a laptop and USB cable.
Badge: HiP Berlin 2022 Badge
board support
RIOT OS board documentation for ESP32-C3FH4AZ, SAO/I2C, UART, 16 WS2812B LEDs, USB-C Serial/JTAG, buttons, ST25DV04K, flashing flow, and known hardware bugs.
Badge: HiP Berlin 2022 Badge
design files
Public GitLab project linked as design-file evidence by the RIOT OS board documentation.
Badge: HiP Berlin 2022 Badge
event context
CCC Event Blog source positioning Hacking in Parallel as a decentralized year-end event after the large Congress cancellation, with Berlin location and organizer context.
Badge: HiP Berlin 2022 Badge
image-rights reference
HOPE wiki file metadata identifies a HiP Berlin badge photo and copyright holder, but does not provide a reusable image license for this catalogue.
Badge: HiP Berlin 2022 Badge
official event page
Primary event page for the December 27-30, 2022 dates, ETI Schauspielschule Berlin venue, c-base adjacency, organizer communities, tickets, and workshop/stage context.
Badge: HiP Berlin 2022 Badge
official schedule
Schedule source for event days, ETI/c-base rooms, opening event, and the badge-hacking session added during the event.
Badge: HiP Berlin 2022 Badge
reuse workshop
37C3 Hardware Hacking Area source documenting that all HiP attendees received an electronic badge and listing RGB LEDs, USB, battery charging, NFC, TVOC sensor, and take-home workshop reuse.
Badge: HiP Berlin 2022 Badge
37C3 Hardware Hacking Area · retrieved 2026-05-15
Primary post-event source saying all HiP attendees received an electronic badge and documenting RGB LEDs, USB, battery charging, NFC radio, TVOC sensor, free team hardware, and take-home reuse.
Badge: HiP Berlin 2022 Badge
CCC Event Blog · retrieved 2026-05-15
CCC context source for the cancelled large year-end event, the decentralized HiP Berlin gathering, ETI/c-base location, and chaos-community framing.
Badge: HiP Berlin 2022 Badge
GitLab · retrieved 2026-05-15
Public design-file repository identified from the RIOT OS board documentation.
Badge: HiP Berlin 2022 Badge
HOPE Wiki · retrieved 2026-05-15
Image-provenance source showing a real badge photo and copyright metadata while also leaving the catalogue without a reusable license basis.
Badge: HiP Berlin 2022 Badge
Hacking in Parallel · retrieved 2026-05-15
Primary event source for dates, venue, Berlin location, organizing communities, ticketing, and workshop-stage infrastructure.
Badge: HiP Berlin 2022 Badge
Hacking in Parallel schedule · retrieved 2026-05-15
Primary badge-use source for the lanyard device, laptop/USB development workflow, and badge-hacking workshop at HiP.
Badge: HiP Berlin 2022 Badge
RIOT OS documentation · retrieved 2026-05-15
Board-support source for exact ESP32-C3FH4AZ, SAO/I2C, UART, WS2812B, USB-C Serial/JTAG, button, NFC EEPROM, flashing, and hardware-bug claims.
Badge: HiP Berlin 2022 Badge
pretalx / c3voc · retrieved 2026-05-15
Official schedule source for the Dec. 27-30 event days and venue-room context.
Badge: HiP Berlin 2022 Badge