---
id: "papers-keri-design-and-build-v1-62"
type: "paper"
type_label: "Papers and paper collections"
title: "Key Event Receipt Infrastructure (KERI) Design and Build"
maintainer: "Samuel M. Smith"
authors:
  - "Samuel M. Smith"
date: "2020-02-11"
year: 2020
reading_level: "practitioner"
reading_level_label: "Practitioner"
reading_level_meaning: "architects, product people and adopters who know identity systems"
evidence: "informative"
evidence_meaning: "an author's paper, deck, tutorial or post explaining the suite"
status: "superseded"
status_meaning: "replaced by a named successor; kept for history"
access: "public"
access_meaning: "anyone with the link"
topics:
  - "history"
  - "theory"
roles:
  - "security-architect"
  - "researcher"
source_url: "https://github.com/SmithSamuelM/Papers/blob/master/whitepapers/keri_archive/KERI_WP_1.62_Web.pdf"
source_license: null
source_license_note: null
found_on: "smith-papers"
kerisse_credit: false
abstract_license: "CC BY 4.0"
abstract_license_url: "https://creativecommons.org/licenses/by/4.0/"
abstract_attribution: "KSKB, the KERISuite Knowledge Base (https://kskb.dev/)"
last_checked: "2026-10-15"
kskb_url: "https://kskb.dev/cards/papers-keri-design-and-build-v1-62/"
kskb_app_url: "https://kskb.dev/#item/papers-keri-design-and-build-v1-62"
kskb_record_url: "https://kskb.dev/data/kskb/resources/papers-keri-design-and-build-v1-62"
kskb_markdown_url: "https://kskb.dev/export/cards/papers-keri-design-and-build-v1-62.md"
---

# Key Event Receipt Infrastructure (KERI) Design and Build

Version 1.62 (2020/02/11) of the KERI white paper, presenting a decentralized key management infrastructure (DKMI) built on key pre-rotation and witnessed key event receipt logs, with direct and indirect trust modes. Archived; kept for history.

Labels: reading level Practitioner; evidence informative (an author's paper, deck, tutorial or post explaining the suite).
Source: https://github.com/SmithSamuelM/Papers/blob/master/whitepapers/keri_archive/KERI_WP_1.62_Web.pdf (license not recorded).
The abstract is KSKB's own text under Creative Commons Attribution 4.0 (CC BY 4.0), https://creativecommons.org/licenses/by/4.0/; credit KSKB, the KERISuite Knowledge Base (https://kskb.dev/).