How the evidence log stays honest

How the evidence log stays honest A data-flow diagram generated by Archify. 01 / Something happens 02 / Fingerprint 03 / Chain 04 / Store 05 / Check New event · message, payment, download · 01 / Something happens New event message, payment, download Payload hash · SHA-256, canonical JSON · 02 / Fingerprint Payload hash SHA-256, canonical JSON Last entry · its entry hash · 02 / Fingerprint Last entry its entry hash Entry hash · prev hash + all fields · 03 / Chain Entry hash prev hash + all fields Postgres log · no update, no delete · 04 / Store Postgres log no update, no delete Check this log · first broken entry · 05 / Check Check this log first broken entry Evidence packet · hash list, chain head · 05 / Check Evidence packet hash list, chain head payload payload hash previous hash append row whole chain chain head Legend primary data policy / PII data store data flow