Engineering
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Dispatches from the OpenCastor team on robots, AI, and distributed systems.
March 26, 2026 · Release
RCAN v2.1 is Here: Firmware Attestation, EU AI Act Compliance, and Fleet Orchestration
rcan-py 1.1.0, rcan-ts 1.1.0, OpenCastor v2026.3.26.1, and RRF v2.1 are all shipping today. Migration guide, what changed, and what to do before August 2026.
Read more →March 24, 2026
RCAN v2.1 Specification: Signed Firmware, Supply Chain Attestation, M2M_TRUSTED Fleet Orchestration, and EU AI Act Compliance
The first major version bump of the RCAN protocol introduces breaking wire-format changes to address firmware integrity, ISO/TC 299 alignment, and regulatory compliance for high-risk AI systems.
Read more →March 19, 2026
From Robot Runtime to Climate Sensor: How OpenCastor Robots Are Donating Idle Compute to Science
A tweet from Chris Albon asked when someone would build SETI@Home for the AGI era. It turns out the hardware already exists — we just had to connect the idle cycles to the people who need them.
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