A timestamped series of immutable records of data that are managed by a cluster of computers as a distributed ledger that is not owned by any single entity. The blocks of data are secured and bound to each other using cryptographic principles.

Build-operate-transfer (BOT)

A project delivery method where a private entity receives a concession from the public sector to finance, design, construct, own, and operate a facility stated in the concession contract. This enables the project proponent to recover its investment, operating and...

Barcode –linear

A series of vertical printed black bars of controlled thickness and separation representing variable data information in a linear, one-dimensional format (eg. UPC, EAN).

Barcode – matrix

A two-dimensional barcode (eg. datamatrix, QR Code, dotcode), typically square-shaped, capable of representing more data per unit area than a linear barcode.