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Notes from the team building Stealth.

Shipping notes, technical writeups, and release announcements. Short, substantive, unscheduled — posted when there's something worth posting.

Latest

Stealth gets blockchain snapshots.

Official snapshot support ships this week. Launch a fully functional Stealth client in under an hour instead of the days or weeks a fresh sync from genesis has historically required. The implementation covers both stealthCORE (blocks + txleveldb) and stealthPRIVATE, with a GPG-signed manifest that lets operators verify snapshot integrity against the development key before the client touches a single byte.

Inside: the five-step install flow, what a snapshot actually contains, where it sits between “full genesis sync” and “trust a third party,” and the download-stealth-snapshot helper that will ship with the next build.

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2026

2026-03-08 SDBS #35 Major Improvements to RAM Efficiency 6 min

2024

2024-02-27 · How Stealth Defeats Precomputed Spam Attacks 4 min

2022

2022-06-06 · Stealth's Network Clock in Feeless Transactions and Spam Resistance 11 min 2022-01-24 · Stealth Feeless Transactions: Implementation and Benefits 29 min

2021

2021-08-05 · Junaeth Series #4 — Hybrid Ledger 4 min 2021-07-30 · Junaeth Series #3 — Reputation System 5 min 2021-07-22 · Junaeth Series #2 — Novel Timekeeping 5 min 2021-07-15 · Junaeth Series #1 — Economic System 5 min 2021-07-08 · An Introduction to the Junaeth Network 5 min 2021-07-01 · XST — The Only BTC Descendant with True Feeless Transactions 5 min 2021-06-24 · XST Beats Ethereum to Bonded PoS 5 min 2021-06-16 · Junaeth: The New Standard 5 min 2021-04-08 SDBS #34 Final Testnet Push before Mainnet Junaeth 10 min 2021-03-09 SDBS #33 Feeless Multi-Signature Transactions 4 min 2021-03-03 SDBS #32 Mainnet StealthNode Price Update 3 min 2021-02-20 SDBS #31 Stealth Feeless Transactions 14 min 2021-01-02 SDBS #30 Privacy Plan in Wake of Recent Bittrex Delistings 3 min

2020

2020-03-07 SDBS #29 StealthExplore Performance Improvements 6 min 2020-02-22 SDBS #28 First Look at StealthExplore 5 min 2020-01-24 SDBS #27 StealthExplore Real-Time Rich List 7 min

2019

2019-12-31 SDBS #26 Complete Story of the Stealth Premine 3 min 2019-12-21 SDBS #25 Testnet Competition Results and Stealth Explore API 3 min 2019-10-24 SDBS #24 Public Testnet Launch Update 4 min 2019-10-10 · The Dawn of Blockchain Meritocracy: Junaeth 1 min 2019-09-14 SDBS #23 QPoS Testnet Tutorial 6 min 2019-09-07 SDBS #22 Announcing Stealth qPoS Public Testnet 2 min 2019-08-26 SDBS #21 StealthNode Extensible Attributes: A major protocol addition 8 min 2019-08-17 SDBS #20 Stealth qPoS Certified Nodes 5 min 2019-05-05 · Stealth Community Competition 2 min 2019-04-27 SDBS #19 Tuning qPoS Blockchain Reorganizations 5 min 2019-04-20 SDBS #18 A Working qPoS Prototype with the Asynchronous Network Clock 3 min 2019-04-13 SDBS #17 The Stealth qPoS Distributed Clock 8 min 2019-03-29 SDBS #16 Power: A Metric for Fork Participation 8 min 2019-03-23 SDBS #15 Stabilizing the Network: Asynchronous Block Validation 8 min 2019-03-15 SDBS #14 Stealth qPoS Testnet Is Moving Blocks and Transactions 6 min 2019-03-09 SDBS #13 Internal Testnet: Staker Registrations and Client Restarts 7 min 2019-03-02 SDBS #12 Stealth qPoS Internal Testnet Week 1 6 min 2019-02-22 SDBS #11 Stealth qPoS Enters Testing 7 min 2019-02-15 SDBS #10 Essential qPoS RPC Commands and Their Implementation 7 min 2019-02-08 SDBS #9 QPoS Development Review and Staker Economics 6 min 2019-02-01 SDBS #8 Block and Transaction-level Validation of qPoS State Transitions 6 min 2019-01-26 SDBS #7 Finishing up Registry Housekeeping and Starting Registry User Operations 8 min 2019-01-19 SDBS #6 Registry Persistence: Serialization and Storage 5 min 2019-01-12 SDBS #5 Multithreaded Techniques for Registry Synchronization · Using Leveldb for Registry Persistence 7 min 2019-01-05 SDBS #4 Developing the Block Production and Registry Sync Loops 7 min

2018

2018-12-21 SDBS #3 Formalizing Validation • Disabling and Enabling Stakers • Staker Termination 7 min 2018-12-15 SDBS #2 Cryptocurrencies as Capital 8 min 2018-12-07 SDBS #1 Starting Development: Data Structures 7 min 2018-12-02 SDBS Stealth Development Blog Series: An Introduction 4 min 2018-11-12 · Stealth Release v2.2.0.0 6 min