Early access is open. Bring one real project and we will build its breakdown, vocabulary and workflow live in the session. Request a demo →

Throw the switch
Engineers working in a data hall aisle during fit-out, cable containment still being dressed.

Data centres · Starter pack shipped

Hall after hall.The same shape, already built.

Multi-stage colour-tag flows, high client scrutiny, and repeated builds where blueprint reuse compounds with every hall. Register a CRAH unit and its airflow, loop-check and IST records exist before anyone opens a laptop.

Records on this shape

1,920

Generated automatically on registration

Stages
FAT INSTALLED QA-QC START-UP FUNCTIONAL IST
Destination DATA CENTRES
Level 1 SYSTEM
Level 2 SUB-SYSTEM
Item TAG
Record ITR
Stage STAGE
01 · What it is

Project management with a full audit trail for every item, in one place.

Cairn OS is for work that has to be proven, not just reported. A project is broken down into every individual item it contains. Each item carries the records that prove it reached each stage, and each record carries who signed it and when.

The engine holds no vocabulary of its own. You define what your levels, items, records and stages are called, and every screen, dashboard and export uses your words. That is how one system fits any project shape without being rebuilt for it, and how progress, sign-off and traceability end up in one place rather than three.

In plain words
Item
The smallest thing you track. You decide what it is and what it is called.
Record
The form that proves an item reached a stage. You define its fields and its rules.
Stage
How far along an item is. You define the sequence, and what each stage holds shut.
Roll-up
Completion added up from single items to the whole project, recomputed as records are signed.
Audit trail
Every record, signature and revision, kept immutably and queryable.
02 · The register

Column positions never move. Only what the headers say.

That is the whole argument. Change the vocabulary and every screen, dashboard and export follows, because the shape of the data never depended on the words in the first place.

Live register of tracked items, their records and current status. The column headings change with the project language configured for the project.
Tag Equipment Type Sub-system System ITR Stage Status
MSB-01-A SWITCHBOARD LV DISTRIBUTION ELECTRICAL ITR-04 INSULATION FUNCTIONAL SIGNED
CRAH-03-12 CRAH UNIT HALL 3 COOLING MECHANICAL ITR-11 AIRFLOW START-UP IN PROGRESS
UPS-02-B UPS CRITICAL POWER ELECTRICAL ITR-07 LOAD BANK FUNCTIONAL VERIFIED
FA-L2-118 FIRE DETECTOR LEVEL 2 DETECTION FIRE SYSTEMS ITR-02 POINT TEST QA-QC ISSUE
PDU-03-07 PDU HALL 3 POWER ELECTRICAL ITR-05 POLARITY INSTALLED OPEN
CHW-P-04 PUMP CHILLED WATER MECHANICAL ITR-09 FLOW RATE START-UP IN PROGRESS

Demonstration data · in data centres vocabulary

What this shape gives you

38 equipment types configured

12,480 records generated

6 stages, gated at 80% energisation

See it on your own project's shape.

Bring one real data centre project. In one session we build its breakdown, its vocabulary and its workflow live, and you watch a tag go from registered to signed with the dashboard moving behind it.

Request a demo →

No seats to count during early access · trycairn@cairn-os.com