Library entry
Energy

Filed May 25, 2026

Community-scale solar accounting

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Mini-grids serve a few dozen households at a time. Operators track consumption and arrears in spiral notebooks; disputes follow, and trust frays. The model only scales with cleaner books. A small POS-style meter app, designed for an…

EnergyUrgency · MediumChristex research

01

The problem

What we found in the field.

Mini-grids serve a few dozen households at a time. Operators track consumption and arrears in spiral notebooks; disputes follow, and trust frays. The model only scales with cleaner books.

A small POS-style meter app, designed for an operator with a single phone, could carry the ledger reliably. The PRD identifies arrears workflows and dispute resolution as the hardest surface.

Proof of concept

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