Exploring the public blockchain

Let’s dive deep into what SAS is, how it works, why it matters, and how it redefines identity in a decentralized world.What is Solana Attestation Service (SAS)?At its core, SAS is an open, permissionless protocol designed to enable secure, verifiable on-chain credentials without exposing sensitive personal data. It allows trusted third parties ("issuers") to create attestations about a user’s identity or qualifications, which are then stored in the user’s wallet. These attestations can verify...

From 38.5 ETH to 0.22 ETH—and Then Back Again Moonbirds, the 8-bit owl PFP collection, has already lived three distinct lives.April 2022: Kevin Rose launches the series; floor rockets to 38.5 ETH.August 2022: Rose unilaterally flips Moonbirds to CC0; trust collapses, floor falls to 2 ETH.May 2025: Spencer Tucker (Orange Cap Games) buys the project; floor rebounds from 0.3 ETH to 4 ETH in three months—a 1 000 %+ “birb bounce.”How Spencer Pulled It OffNo grand roadmap, just radical transparency...

BTCFi is set to become an inevitable trend driven by improved capital efficiency, institutional adoption, and advancements in technical infrastructure. Summary Bitcoin’s massive capital base remains underutilized, but BTCFi is poised to change this: Over 14 million BTC are currently idle, as Bitcoin lacks the capital efficiency seen in Ethereum’s DeFi ecosystem. BTCFi unlocks liquidity by transforming BTC into interest-bearing assets, enabling its use in lending, staking, insurance, and other...

The Revenue Champion of L2s Over the past 180 days Coinbase’s Layer-2, Base, has averaged $185 k in daily profit, more than triple second-place Arbitrum ($55 k) and greater than the combined haul of the next fourteen roll-ups. The secret is not volume alone; it is how transactions are ordered and priced.A Two-Variable Auction for Block Space Base’s sequencer ranks every incoming transaction by:Submission time (latency)Economic incentive (priority fee per unit of gas)Think of it like a courier...

Introduction: The Digital Gold Rush Since Bitcoin’s birth in 2009, the machines that secure blockchains have evolved from household PCs to warehouse-scale super-rigs. This article walks through every leap—CPU, GPU, FPGA, ASIC—and shows how to pick the right miner in 2025.1. The CPU Era (2009–2010): Mining on a LaptopSetting: Bitcoin’s first blocks were mined by Satoshi with an ordinary CPU.Reality: A 2009 MacBook could mine thousands of BTC—today worth hundreds of millions.Limit: Hash-rate so...

1. The Dark Ages of Stablecoin Swaps (2018-2019)The early DeFi ecosystem relied on crude AMM designs where:Uniswap V2's x*y=k curve wasted >99% of stablecoin liquidityTrading $1M USDC→USDT could incur $100k+ in slippageLPs earned 0.3% fees on

Yash, lead organizer of the Solana AI Hackathon by SendAI, argues that the first hype cycle of crypto × AI agents is ending—with most AI agent tokens down >95%—making this the perfect time to reflect and prepare for what's next. In this article, Yash analyzes lessons from crypto × AI's journey so far and predicts key trends for the next 6–12 months and beyond.Phase 1: Speculation, Bubble, and ExperimentsThe frenzy began with Truth Terminal ($GOAT) in October 2024, peaking from November to Jan...

Core Thesis This essay unpacks the valuation logic of MicroStrategy (MSTR) and, by extension, every corporation that treats bitcoin as its primary treasury asset. It argues that traditional metrics fall short and proposes mNAV—market-to-net-asset-value ratio—as the new yardstick for these “bitcoin-native” balance sheets.Traditional Yardsticks vs. Bitcoin Companies In legacy equities, free-cash-flow-per-share (FCF/Share) is the North Star. In bitcoin-treasury companies, the equivalent is bitco...

Following its successful takeover of the majority hashrate in the Monero (XMR) network, the Qubic community has voted to target Dogecoin (DOGE) as the next victim of a 51% attack, with over 300 community members supporting the decision. Key Developments:The attack on Monero led Kraken exchange to suspend deposits, raising concerns about the security of Proof-of-Work (PoW) systems, though Monero’s core functionality remains unaffected.Qubic’s founder claims the motivation is to redirect electr...

The Ethereum ecosystem is undergoing a dual upgrade in security and user experience, propelling it toward becoming a trillion-dollar settlement layer. The Ronin sidechain’s announcement of transitioning from an independent blockchain to an Ethereum L2 solution marks the beginning of a "great return," reflecting Ethereum’s growing appeal in liquidity, security, and developer tools. Simultaneously, the Ethereum Foundation’s "Trillion-Dollar Security Plan" (1TS) has entered its second phase, shi...