01

Selected research

02

Research archive

222 publications · 1–24

PTD-RS-2026-24Operating EssayCapacity Without Permanent UrgencyTheo Ardent · 4 min · Revised 2026-10-16OpenPTD-RS-2026-23Research ArticlePreservation Begins at ProductionIdris Vale · 4 min · Revised 2026-10-16Investors OnlyPTD-RS-2026-22Operating EssayThe Versioned CityMaia Lorne · 4 min · Revised 2026-10-16OpenPTD-RS-2026-21Research ArticleOffline First Is an Operating DecisionMina Harrow · 4 min · Revised 2026-10-16OpenPTD-RS-2026-20Operating EssayRights Data Before DistributionIdris Vale · 4 min · Revised 2026-10-16Investors OnlyPTD-RS-2026-19Research ArticleThe Waiting-Time LedgerSelene Ibarra · 4 min · Revised 2026-10-16OpenPTD-RS-2026-17Operating EssayThe Technical Cost of an Unnamed Exception: Media Infrastructure Note 2026Noor Bellamy · 6 minInvestors OnlyPTD-RS-2026-18Research ArticleDesigning Systems for Work That Cannot Stay Online: Applied Software Note 2026Maia Lorne · 6 minOpenPTD-RS-2026-16Research ArticleMaintenance Windows and the Shape of an Ordinary Day: Urban Systems Note 2026Mina Harrow · 6 minOpenPTD-RS-2026-15Research ArticleThe Practical Limits of Real-Time Operations: Special Projects Note 2026Selene Ibarra · 6 minOpenPTD-RS-2026-14Research ArticleWhat Good Escalation Looks Like: Applied Software Note 2026Amara Voss · 6 minInvestors OnlyPTD-RS-2026-13Operating EssayScheduling Around Real Constraints: Media Infrastructure Note 2026Elias Corven · 6 minInvestors OnlyPTD-RS-2026-12Research ArticleAcceleration Without Permanent Urgency: Urban Systems Note 2026Theo Ardent · 6 minOpenPTD-RS-2026-11Research ArticleFrom Scheduled Work to Recorded Completion: Special Projects Note 2026Idris Vale · 6 minInvestors OnlyPTD-RS-2026-10Research ArticleSmall Delays, Large Coordination Surfaces: Applied Software Note 2026Léon Maren · 6 minInvestors OnlyPTD-RS-2026-09Operating EssayThe Queue Is Part of the Infrastructure: Media Infrastructure Note 2026Maia Lorne · 6 minOpenPTD-RS-2026-08Research ArticleManaging Capacity Before Adding Features: Urban Systems Note 2026Noor Bellamy · 6 minOpenPTD-RS-2026-07Research ArticleThe Case for Slower, Better Baselines: Special Projects Note 2026Mina Harrow · 6 minInvestors OnlyPTD-RS-2026-06Research ArticleThe Data Model Beneath a Service Promise: Applied Software Note 2026Selene Ibarra · 6 minOpenPTD-RS-2026-05Operating EssayThe Daily Work Behind a Continuous Service: Media Infrastructure Note 2026Amara Voss · 6 minInvestors OnlyPTD-RS-2026-04Research ArticleThe Quiet Economics of Preventive Work: Urban Systems Note 2026Elias Corven · 6 minOpenPTD-RS-2026-03Research ArticleA Practical Architecture for Everyday Reliability: Special Projects Note 2026Theo Ardent · 6 minOpenPTD-RS-2026-02Research ArticleWhat an Asset Register Is Actually For: Applied Software Note 2026Idris Vale · 6 minInvestors OnlyPTD-RS-2026-01Operating EssayThe Infrastructure Hidden in Metadata: Media Infrastructure Note 2026Léon Maren · 6 minInvestors Only