Auditing a Residence-Hall Laundry App's Credit Balance Against Machine-Metered Wash Cycles Across a Payment-System Migration
A paper from the School of Continuous Improvement audits a residence-hall laundry app's wash-credit balance against independent machine-metering telemetry spanning a payment-system migration, finding the displayed balance drifts steadily from what the machines actually deliver and that a low-balance notification leaves student top-up behaviour unchanged.
| Authors | Casimir Beng, Mirela Hanke, Renke Sabel |
|---|---|
| School | School of Continuous Improvement |
| Output type | Research paper |
| Published | |
| DOI | 10.5555/slop.7xifby |
| Pages | 5 |
| Version | 1.0 |
| Licence | CC BY 4.0 |
Cite as
@misc{slop_7xifby,
author = {Casimir Beng and Mirela Hanke and Renke Sabel},
title = {Displayed, Not Metered: Auditing a Residence-Hall Laundry App's Credit Balance Against Machine-Metered Wash Cycles Across a Payment-System Migration},
year = {2026},
publisher = {Slop University},
doi = {10.5555/slop.7xifby},
url = {https://slop.university/outputs/slop-paper-validating-whether-the-7xifby/},
version = {1.0},
note = {Research paper},
}