从OP_CAT到状态证明和BitVM，如何让比特币支持ZK？

长文源：区块律动Published on 2011-08-24Last updated on 2024-08-11

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Zcash's 10x Growth in a Year Fails to Save Mining Company Fortitude from Losses

Despite a 1000% annual increase in the price of Zcash (ZEC), mining company Fortitude Mining Holdings, owned by Barry Silbert's Digital Currency Group, is facing significant losses and debt issues. According to an SEC filing, Fortitude took on a $26 million loan in June 2026, with over $8.3 million borrowed before issuing an investment prospectus that claimed no outstanding debt. The company positions itself as a leader in Zcash mining, but only 28% of its $89 million 2025 mining revenue came from ZEC, with 65% derived from Bitcoin. Fortitude reported net losses of $14.3 million in 2024, $12.6 million in 2025, and $4.6 million in Q1 2026. It presented a positive adjusted EBITDA of $20 million by adding substantial depreciation costs, which in mining represent real equipment wear-and-tear expenses. Furthermore, its merger partner, AI software developer HeartSciences Inc., reported only $4,000 in revenue over a recent 12-month period and has seen its stock decline by 34% from June highs after an initial spike. Upon merger completion, the combined entity will trade under the ticker "TUDE," with DCG retaining a majority stake.

cryptonews.ru19m ago

Zcash's 10x Growth in a Year Fails to Save Mining Company Fortitude from Losses

cryptonews.ru19m ago

Galaxy Digital makes a major bet on AI, creating a 500-acre campus in Texas, while GLXY stock plunged 17%

Galaxy Digital is making a major AI and high-performance computing bet with a new 500-acre campus in McGregor, Texas. The development agreement, which brought the city roughly $7.5 million, expands Galaxy's data center footprint from its existing 1.6-gigawatt Helios campus. The McGregor site is planned to start operations in 2028, initially targeting 74 megawatts with potential to scale to hundreds of megawatts by 2030. The project will use a water-saving closed-loop cooling system. Galaxy will fund its own private electrical substation and pay full taxes from the start, estimated to add at least $130 million to the local tax base and create hundreds of construction and permanent jobs. Despite this long-term strategic move, Galaxy's stock (GLXY) has been volatile, falling 17% over the past month and 27% over the past year, reflecting its high correlation to crypto market sentiment. The company ties the investment to a structural, not cyclical, demand shift for AI computing power.

cryptonews.ru19m ago

Galaxy Digital makes a major bet on AI, creating a 500-acre campus in Texas, while GLXY stock plunged 17%

cryptonews.ru19m ago

Major Zcash Cryptocurrency Miner Opens New Farm in Nebraska

Major Zcash miner Fortitude has opened a new mining farm in Nebraska, expecting to slash its direct mining costs per ZEC coin from $70 to $40. This forecast depends on successful equipment deployment, stable power supply, and minimal market volatility. Zcash currently trades at $462 with a market cap of $7.7 billion. The projected savings are attributed to lower electricity costs, secured at about $0.045 per kWh, and next-generation, more efficient mining hardware. The facility's location near two solar farms and a substation with excess capacity allows for load interruption during peak grid times to further reduce costs. Established in January 2025 as a Foundry (Digital Currency Group) project, Fortitude practices venture mining, reinvesting all profits into new equipment and infrastructure. CEO Andrea Childs stated that while Bitcoin's mining economy is mature and saturated, Zcash is at a different developmental stage, presenting a growth opportunity. Controlling owned sites helps manage electricity costs directly amid increasing competition for power. In a related development, Zcash developers pledged in May to offer quantum-attack-resistant wallets within a month and to fully transition to post-quantum cryptography by the end of 2027.

cryptonews.ru24m ago

Major Zcash Cryptocurrency Miner Opens New Farm in Nebraska

cryptonews.ru24m ago

Emirates Airlines Begins Accepting Cryptocurrency for Flight Tickets

Emirates airline has launched a service for purchasing flight tickets using cryptocurrency via Crypto.com Pay. The new payment method is available to residents of the United Arab Emirates through Emirates' official website and mobile app. Transactions are settled in UAE dirhams (AED). This initiative, stemming from a July 2025 memorandum of understanding, offers two payment methods: via the Emirates app, which redirects users to their crypto wallet for confirmation, or by scanning a QR code on the Emirates website with the Crypto.com app. The integration is facilitated through Crypto.com's Dubai unit, which holds a license from the UAE Central Bank. Emirates leadership stated the move expands customer payment options and caters to digitally savvy, younger generations. It also aligns with Dubai's Cashless Strategy, aiming to digitize 90% of all financial transactions by year-end as part of the D33 economic program. The article further notes regulatory context, referencing a framework issued in April by Dubai's Virtual Assets Regulatory Authority (VARA) that categorizes token issuance, requiring full licensing and 100% reserves for fiat-backed stablecoins.

cryptonews.ru27m ago

Emirates Airlines Begins Accepting Cryptocurrency for Flight Tickets

cryptonews.ru27m ago

In 2026, Over 60 Cryptocurrency Companies and Projects Ceased Operations Amid Bankruptcies, Bear Market, and Hacker Attacks Tearing the Industry Apart

In 2026, over 60 cryptocurrency companies and projects ceased operations due to bankruptcies, a bear market, and hacker attacks that fragmented the industry. The downturn began after Bitcoin retreated from its October 2025 all-time high, leading to deteriorating finances, widespread layoffs, and stalled funding rounds. Closures affected all sectors, including exchanges, blockchains, wallets, NFT platforms, DeFi protocols, and gaming projects. Reasons cited included security vulnerabilities, failed license applications, unsustainable tokenomics, and simply failing to find a market. Key closures included derivatives exchange BitMEX, institutional platform Blockfills, and miner Poolin filing for bankruptcy. Several Layer 1 and 2 blockchains (e.g., Powerloom, Botanix, Sophon) shut down due to lack of user demand. Major DeFi protocols like Radiant Capital and Carrot Finance halted operations following major hacks. Multiple wallets (Secondfi, Ctrl Wallet) closed after security breaches. NFT marketplace Foundation and several blockchain games also terminated services. Analysis points to three recurring pressures: security vulnerabilities, regulatory hurdles (e.g., MiCA license rejections), and economic unsustainability where products failed to attract sufficient users or revenue despite initial funding. This wave of shutdowns highlights a market-wide consolidation driven by a harsh economic climate and operational failures.

cryptonews.ru28m ago

In 2026, Over 60 Cryptocurrency Companies and Projects Ceased Operations Amid Bankruptcies, Bear Market, and Hacker Attacks Tearing the Industry Apart

cryptonews.ru28m ago

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7.4k Total ViewsPublished 2024.03.29Updated 2026.06.02

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