May 2026
QuarterMill ships V1
QuarterMill shipped its first version, built entirely on public domain materials, with every fact tied to its source at every step.
Updates
What we're building, in the open
Press, company updates, and essays from the founder.
From the founder
Why QuarterMill: the record, provenance, and keeping knowledge whole
Founder Keith G. Pemberton II on the problem QuarterMill was built to solve, and where it's headed.
In the room
Press
Company Updates
2026
QuarterMill joins the Tsai CITY Summer Fellowship
QuarterMill was selected for the Tsai CITY Summer Fellowship, supporting the next stage of its work with research libraries and cultural heritage collections.
The QuarterMill Newsletter
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