# Day Cluster The set of structured notes and artifacts generated for a single day within the PKM system, organized into core, support, health, and visual groupings. > [!info]- Canonical definition > This term is maintained in the [[vocab|PKM Vocabulary]] SKOS source, not here. > `pkmv:DayCluster` · [term page](https://w3id.org/pkm/vocab/DayCluster) · [Turtle](https://w3id.org/pkm/vocab/terms/DayCluster.ttl) ## Scope The central organizing pattern of this system. Narrower concepts (DayClusterCore, DayClusterHealth, DayClusterSupport, DayClusterVisual) partition each day's artifacts; mirrors the Week/Month clusters at other granularities. ## Broader - [[Calendar Folder (Term)|Calendar Folder]] — partitive (ISO 25964) - [[Time Cluster (Term)|Time Cluster]] — generic (ISO 25964) ## Narrower - [[Day Cluster Core (Term)|Day Cluster Core]] - [[Day Cluster Health (Term)|Day Cluster Health]] - [[Day Cluster Support (Term)|Day Cluster Support]] - [[Day Cluster Visual (Term)|Day Cluster Visual]] ## Related - [[Day (Term)|Day]] ## Collections - [[Day Collection (Collection)|Day Collection]] --- #vocab/term · created 2026-08-26 · modified 2026-08-29