Commit: Digital pipette: open hardware for liquid transfer in self-driving laboratories
Open hardware for accurate liquid transfer in self-driving labs; reports accuracy within ISO 8655-2 permissible error.
- Year
- 2026
- Skill
- high
- Docs
- moderate
- Rubric
- 3.4 / 5
Implementation assessment
Scoring by criterion
Scores describe accessibility and implementation characteristics reported in the reviewed source. They are not a measure of scientific quality.
Resolution
Minimum volume evidence about 200 uL.
Scalability/Throughput
Moderate scalability via modularity, batching, or partial automation.
Build and Part Sourcing Complexity
Mix of common parts and custom/printed components.
Skill Complexity
Build/operation described as low-skill or basic assembly.
Equipment/Cosumable/Facility Requirement Accessibility
Requires specialized facilities, equipment, or consumables.
Application Level
Presented as modular or usable across multiple workflows.
Accessibility to documentation
Open resources include several build or operation artifacts.
Validation/Troubleshooting Complexity
Validation includes standards, benchmarking, replicates, or multi-condition tests.
Speed/Cycle Time
Speed evidence suggests rapid, real-time, or automated operation.
Build Time
Build/setup evidence indicates same-day or <4 h setup.
Linked tools
Record metadata
Publication data
Crossref and OpenAlex
Publication record
Abstract
We present an updated version of the digital pipette, an economical 3D-printed device for accurate liquid transfers by robotic arms. The new version supports disposable tip replacement to reduce contamination while maintaining high accuracy.
Bibliographic details
Access and metrics
Topics and keywords
Funding
- Canada First Research Excellence Fund · CFREF-2022-00042
- Japan Society for the Promotion of Science · JP25K21333
Perspective and practical signals
Why it matters
Open hardware for accurate liquid transfer in self-driving labs; reports accuracy within ISO 8655-2 permissible error.
Limitations
Requires a robot arm/gripper to operate -- not a standalone bench tool