{"id":94857,"date":"2025-04-07T15:23:00","date_gmt":"2025-04-07T14:23:00","guid":{"rendered":"https:\/\/investx.fr\/pt\/?p=94857"},"modified":"2025-04-07T15:19:22","modified_gmt":"2025-04-07T14:19:22","slug":"taxa-hash-bitcoin-disparar-colocando-risco-mineiros","status":"publish","type":"post","link":"https:\/\/investx.fr\/pt\/noticias-cripto\/taxa-hash-bitcoin-disparar-colocando-risco-mineiros\/","title":{"rendered":"Bitcoin em alta na taxa de hash : os mineiros americanos v\u00e3o \u00e0 fal\u00eancia ?"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\" class=\"wp-block-heading\" id=\"o-aumento-exponencial-da-taxa-de-hash-do-bitcoin-mineiros-enfrentam-desafios\"><strong>O aumento exponencial da taxa de hash do Bitcoin : mineiros enfrentam desafios ?<\/strong><\/h2>\n\n\n\n<p>O <strong>mining de Bitcoin<\/strong> (BTC) est\u00e1 passando por uma transforma\u00e7\u00e3o sem precedentes. Os dados mais recentes mostram que a taxa de hash global da rede ultrapassou todos os recordes, atingindo pela primeira vez a marca simb\u00f3lica de <strong>1 Zetahash<\/strong> por segundo (ZH\/s).<\/p>\n\n\n\n<figure class=\"wp-block-embed aligncenter is-type-rich is-provider-twitter wp-block-embed-twitter\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"twitter-tweet\" data-width=\"500\" data-dnt=\"true\"><p lang=\"en\" dir=\"ltr\">New Record Bitcoin Network Hashrate<br>870,000,000,000,000,000,000x per second <a href=\"https:\/\/t.co\/62iqBzOm78\">pic.twitter.com\/62iqBzOm78<\/a><\/p>&mdash; Documenting \u20bfitcoin \ud83d\udcc4 (@DocumentingBTC) <a href=\"https:\/\/twitter.com\/DocumentingBTC\/status\/1909058945697595528?ref_src=twsrc%5Etfw\">April 7, 2025<\/a><\/blockquote><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script>\n<\/div><\/figure>\n\n\n\n<p>Embora essa consider\u00e1vel capacidade de processamento <strong>aumente a seguran\u00e7a<\/strong> da <strong>blockchain<\/strong>, ela coloca os mineiros americanos diante de<strong> um dilema cr\u00edtico<\/strong>, agravado pelas novas tarifas alfandeg\u00e1rias sobre seus equipamentos importados.<\/p>\n\n\n\n<p>Os n\u00fameros falam por si. De acordo com mempool.space, a taxa de hash chegou perto de <strong>1,025 ZH\/s<\/strong>, enquanto o <a href=\"https:\/\/investx.fr\/pt\/aprender-criptomoedas\/cripto\/bitcoin\/\">BTC<\/a> Frame e o Coinwarz relatam picos de 1,02 ZH\/s e 1,1 ZH\/s respectivamente no in\u00edcio de abril de 2025.<\/p>\n\n\n\n<p>Essa escalada reflete uma competi\u00e7\u00e3o por desempenho entre os mineiros em todo o mundo, tornando a valida\u00e7\u00e3o dos blocos \u2013 e as recompensas em BTC associadas a isso \u2013 <strong>cada vez mais desafiadoras<\/strong>. Para os atores do setor, cada terahash adicional <strong>complica a equa\u00e7\u00e3o<\/strong> da lucratividade, especialmente em regi\u00f5es onde a energia e o hardware s\u00e3o caros.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" class=\"wp-block-heading\" id=\"os-eua-lideram-o-setor\"><strong>Os EUA lideram o setor<\/strong><\/h2>\n\n\n\n<p>Os <strong>Estados Unidos <\/strong>dominam atualmente o cen\u00e1rio de <strong>minera\u00e7\u00e3o<\/strong>. De acordo com Mathew Sigel, analista da VanEck, as empresas americanas listadas controlam <strong>30%<\/strong> da taxa de hash global, uma participa\u00e7\u00e3o que aumentou 800 pontos base desde o \u00faltimo halving.<\/p>\n\n\n\n<figure class=\"wp-block-embed aligncenter is-type-rich is-provider-twitter wp-block-embed-twitter\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"twitter-tweet\" data-width=\"500\" data-dnt=\"true\"><p lang=\"en\" dir=\"ltr\">US-listed Bitcoin Miners Control 30% of Network Hashrate, All-Time High<br><br>These 14 miners have gained 800bps of market share collectively since the Halving <a href=\"https:\/\/t.co\/LcgcyZ3lar\">pic.twitter.com\/LcgcyZ3lar<\/a><\/p>&mdash; matthew sigel, recovering CFA (@matthew_sigel) <a href=\"https:\/\/twitter.com\/matthew_sigel\/status\/1901592710630248573?ref_src=twsrc%5Etfw\">March 17, 2025<\/a><\/blockquote><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script>\n<\/div><\/figure>\n\n\n\n<p>No entanto, essa supremacia est\u00e1 amea\u00e7ada. As recentes medidas comerciais da <strong><a href=\"https:\/\/investx.fr\/pt\/noticias-cripto\/trump-anuncia-novas-tarifas-importacao-bitcoin\/\">administra\u00e7\u00e3o Trump<\/a><\/strong> imp\u00f5em altas taxas sobre os ASIC, essas m\u00e1quinas especializadas principalmente provenientes da \u00c1sia. O resultado \u00e9 um <strong>aumento nos custos<\/strong> que enfraquece as margens dos operadores locais.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" class=\"wp-block-heading\" id=\"uma-rentabilidade-que-coloca-em-risco-a-rede-bitcoin\"><strong>Uma rentabilidade que coloca em risco a rede Bitcoin<\/strong><\/h2>\n\n\n\n<p>A situa\u00e7\u00e3o \u00e9 alarmante. Pierre Rochard, ex-executivo da Riot Platforms, observa uma queda na receita marginal por megawatt-hora, passando de <strong>200 $ para 150 $<\/strong> em 2025 para os equipamentos mais eficientes. Essa queda se explica por um conjunto explosivo: uma taxa de hash em disparada, um <a href=\"https:\/\/investx.fr\/pt\/investir-criptomoedas\/comprar\/bitcoin\/\">Bitcoin<\/a> caindo para cerca de <strong>77.000 $<\/strong> ap\u00f3s uma queda de <strong>10%<\/strong> em 30 dias, e custos de importa\u00e7\u00e3o em alta. Os mineiros americanos, j\u00e1 em uma competi\u00e7\u00e3o acirrada, veem seu modelo econ\u00f4mico amea\u00e7ado.<\/p>\n\n\n\n<figure class=\"wp-block-embed aligncenter is-type-rich is-provider-twitter wp-block-embed-twitter\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"twitter-tweet\" data-width=\"500\" data-dnt=\"true\"><p lang=\"en\" dir=\"ltr\">Tariffs have MASSIVE implications for Bitcoin Miners.<br><br>Except off-shore supply to get squeezed, increasing demand for on-shore miners.<br><br>If this is coupled with a BTC run we could see ASIC prices rip 5 to 10x like they did in 2021.<br><br>See this slide from the <a href=\"https:\/\/twitter.com\/BlockwareTeam?ref_src=twsrc%5Etfw\">@BlockwareTeam<\/a> 2025\u2026 <a href=\"https:\/\/t.co\/IZk6dIa3xW\">https:\/\/t.co\/IZk6dIa3xW<\/a> <a href=\"https:\/\/t.co\/Y16uEJM7i5\">pic.twitter.com\/Y16uEJM7i5<\/a><\/p>&mdash; Mitchell \u271d\ufe0f\ud83c\uddfa\ud83c\uddf8 (@MitchellHODL) <a href=\"https:\/\/twitter.com\/MitchellHODL\/status\/1907550255438049743?ref_src=twsrc%5Etfw\">April 2, 2025<\/a><\/blockquote><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script>\n<\/div><\/figure>\n\n\n\n<p>Para amortecer o impacto, alguns optaram por uma abordagem de urg\u00eancia, <strong>importando massivamente ASICs<\/strong> antes da entrada em vigor das taxas. Uma solu\u00e7\u00e3o de curto prazo. A longo prazo, as solu\u00e7\u00f5es passam por inova\u00e7\u00f5es: produzir m\u00e1quinas localmente, estabelecer parcerias com fabricantes fora da China ou apostar em <strong>energias renov\u00e1veis<\/strong> para reduzir a conta de eletricidade. Apenas os mais \u00e1geis sobreviver\u00e3o.<\/p>\n\n\n\n<p>Al\u00e9m disso, alguns mineiros optaram por colaborar <strong>com empresas de <a href=\"https:\/\/investx.fr\/pt\/noticias-cripto\/top-3-criptomoedas-ia-explosao-mes-2025\/\">IA<\/a><\/strong> para compartilhar o poder de processamento de suas fazendas de minera\u00e7\u00e3o. Uma inova\u00e7\u00e3o que pode permitir ao Bitcoin se beneficiar de outro setor em crescimento.<\/p>\n\n\n\n<p>No entanto, essa combina\u00e7\u00e3o de recordes e restri\u00e7\u00f5es pode redesenhar o mapa da minera\u00e7\u00e3o de <strong>Bitcoin<\/strong>. Ap\u00f3s a sa\u00edda dos mineiros <strong>chineses <\/strong>em 2021, os Estados Unidos assumiram a lideran\u00e7a, mas sua posi\u00e7\u00e3o est\u00e1 agora <strong>em risco<\/strong>.<\/p>\n\n\n\n<p>Os especialistas preveem uma consolida\u00e7\u00e3o, com gigantes como <strong>MARA Holdings<\/strong> (50 EH\/s) prontos para <strong>absorver os mais fracos<\/strong>. No entanto, o entusiasmo dos mineiros permanece. Esse paradoxo \u2013 uma taxa de hash em alta apesar de um mercado agitado \u2013 ilustra a f\u00e9 inabal\u00e1vel no <a href=\"https:\/\/investx.fr\/pt\/noticias-cripto\/bitcoin-btc-ultrapassara-recorde-historico-2025\/\">potencial do Bitcoin<\/a>, mesmo \u00e0s custas de uma adapta\u00e7\u00e3o abrupta. E, principalmente, em detrimento dos pequenos mineiros de Bitcoin. Um golpe duro para a descentraliza\u00e7\u00e3o da rede.<\/p>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-16018d1d wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/www.weex.com\/pt\/newbieActivities?id=520&amp;type=BEGINNER_TASK&amp;vipCode=ku3x\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Fa\u00e7a sua KYC na Weex e receba 10 d\u00f3lares<\/a><\/div>\n<\/div>\n\n\n\n<p><strong>Sobre o mesmo assunto :<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/investx.fr\/pt\/noticias-cripto\/trump-guerra-comercial-causas-queda-mercado-criptomoedas\/\">Trump e sua guerra comercial : Causas da queda no mercado de criptomoedas ?<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/investx.fr\/pt\/noticias-cripto\/precos-btc-eth-sol-doge-estao-queda-hoje\/\">Por que os pre\u00e7os do BTC, ETH, SOL e DOGE est\u00e3o em queda hoje ?<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/investx.fr\/pt\/noticias-cripto\/hong-kong-permite-staking-criptomoedas-certificadas\/\">Hong Kong autoriza empresas cripto certificadas a oferecer servi\u00e7os de staking<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>O Bitcoin atinge marco hist\u00f3rico com taxa de hash acima de 1 Zetahash por segundo, enquanto nos EUA, tarifas aduaneiras amea\u00e7am os mineradores. A competi\u00e7\u00e3o intensifica-se num cen\u00e1rio de desafios econ\u00f3micos, colocando em risco o futuro do mining nos Estados Unidos.<\/p>\n","protected":false},"author":32,"featured_media":94856,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":"","faq_titre":"","questions_frequentes":"","custom_permalink":""},"categories":[42,6],"tags":[],"class_list":["post-94857","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bitcoin","category-noticias-cripto"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Bitcoin: taxa de hash em alta coloca mineradores em perigo<\/title>\n<meta name=\"description\" content=\"Taxa de hash do Bitcoin dispara, mas mineradores dos EUA enfrentam risco com novas tarifas. 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Je suis \u00e9galement form\u00e9 au trading et \u00e0 l\u2019analyse technique depuis plus d\u2019un an sur le march\u00e9 des cryptomonnaies, mais \u00e9galement sur le forex et les m\u00e9taux pr\u00e9cieux comme l\u2019or ou le silver. J\u2019ai obtenu un dipl\u00f4me de la Crypto Academy sur les fondamentaux techniques du Bitcoin et poss\u00e8de une exp\u00e9rience de plus de 5 ans dans le journalisme et l\u2019\u00e9criture d\u2019articles p\u00e9dagogiques. J\u2019ai notamment \u00e9crit de nombreuses masterclass pour \u00e9duquer les nouveaux venus dans l'industrie et plus de 10 000 articles et news.J\u2019ai \u00e9galement pu interviewer de nombreux fondateurs et cr\u00e9ateurs de projets dans la crypto comme Marc Lebreton (chef marketing de la blockchain SUI), EJ Ayala (Coinbase US et Draftkings), et d\u2019autres projets comme Polyhedra (Eric Vreeland), Usual (Adli Takkal Bataille), ou encore Humanity Protocol (Jade Gu). 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