2026-07-29 Quarta

Notícias de cripto - Página 1134

Mantenha-se a par do mercado de cripto. Notícias em tempo real, análises, preços, histórias em alta e análise de especialistas — tudo num só lugar.

GOAT Network Launches GOAT BitVM2 Testnet

GOAT Network has launched the GOAT BitVM2 Testnet V3, a Bitcoin-native zkRollup solution designed to enable BTC participation in financial activities without relying on custodians, committees, or multi-signature trust assumptions. This testnet addresses the core challenge of whether Bitcoin can act as the ultimate arbiter for off-chain computations, ensuring security and trust in extreme scenarios like attacks or system failures. Unlike existing Bitcoin L2 solutions that depend on trusted bridges, honest majority assumptions, or external chain settlements, GOAT’s approach leverages BitVM2 technology. BitVM2 uses Bitcoin’s existing primitives—pre-signed transactions, one-time signatures, and Taproot—to create a challenge-based execution mechanism. This allows Bitcoin to enforce correctness and resolve disputes without requiring protocol upgrades. Key features of the testnet include: - Off-chain execution with zkVM-based validity proofs. - Transaction ordering anchored to Bitcoin. - Withdrawals and disputes ultimately settled by Bitcoin’s consensus rules. - Permissionless participation for challengers and verifiers. GOAT has enhanced BitVM2 for practical deployment by improving Bitcoin-anchored sequencing, enabling efficient withdrawals, reducing fraud-proof data volume by ~1000x via Garbled Circuits and DV-SNARKs, and implementing a 1-of-n honest security model. The system also includes a Type-1 zkEVM, decentralized sequencer architecture, and an audited zkVM (Ziren) proof engine. This testnet is a significant step toward validating whether Bitcoin can support a trustless financial ecosystem. It allows users to experience Bitcoin-guaranteed exits, developers to deploy EVM dApps and participate in optimistic challenges, and the industry to evaluate Bitcoin’s capacity as a foundational layer for decentralized finance.

marsbit01/29 09:50

GOAT Network Launches GOAT BitVM2 Testnet

marsbit01/29 09:50

Reviewing Arthur Hayes' 2025: All Hype Calls Ultimately Lead to Cashing Out

Arthur Hayes, the founder of BitMEX and a prominent crypto influencer, had a highly profitable yet controversial 2025. While his public calls, such as predicting "$1 million Bitcoin" and "$10,000 ETH," attracted retail traders, his on-chain actions often contradicted his bullish narratives, resulting in gains for him and losses for followers. His strategies fell into three main categories: 1. **"Pump and Dump" of VC Coins**: Hayes frequently promoted tokens like Hyperliquid (HYPE), where he held early, low-cost shares. He would build hype with ambitious predictions, then sell near peaks. For instance, he sold HYPE just before a price drop, citing "unlock risks," only to buy back months later. 2. **Failed Revival of "Old Narratives"**: Attempts to boost outdated sectors like DeSci (e.g., BIO) and metaverse projects (e.g., WILD) largely failed. His investments in these areas saw significant losses, with some tokens dropping over 85%. 3. **The ZEC "Smokescreen"**: Hayes aggressively promoted Zcash (ZEC), claiming a "$10,000 target," while simultaneously selling ETH and other assets to fund ZEC purchases. This move allowed him to shift transparent assets (ETH) into privacy-focused ZEC, obscuring his true position. He later sold ETH again to reinvest in other areas, using ZEC’s volatility to divert market attention. Hayes operates as a pragmatic trader, not a steadfast "HODLer." His public analyses are valuable for macro insights, but his on-chain activity reveals a pattern of leveraging influence for personal profit. The key lesson: monitor his wallet actions, not just his words, to understand his true moves in a volatile crypto market.

marsbit01/29 09:50

Reviewing Arthur Hayes' 2025: All Hype Calls Ultimately Lead to Cashing Out

marsbit01/29 09:50

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