This document Specifies Reputation Management in a PDL. Ways to define reputation, value of reputation as a proportion of the company shareholding . Reputation management over time. Use of reputation (e.g. prefered vendor). Collection of data to determine score. Timelines of objectives. Value of data (proximity of source to objective being measured). Strategies of detecting falacies. GDPR compliance. The breadth is not limited to blockchain nodes/chains but blockchain's inherent immutability prevents misinformation.