{"id":104,"date":"2026-07-26T20:32:39","date_gmt":"2026-07-26T12:32:39","guid":{"rendered":"https:\/\/bitcointoolkit.top\/coins\/polkadot\/"},"modified":"2026-07-29T01:35:33","modified_gmt":"2026-07-28T17:35:33","slug":"polkadot","status":"publish","type":"crypto_coin","link":"https:\/\/bitcointoolkit.top\/vi\/coins\/polkadot\/","title":{"rendered":"Polkadot (DOT): C\u00e1ch Parachains v\u00e0 B\u1ea3o m\u1eadt Chia s\u1ebb Ho\u1ea1t \u0111\u1ed9ng"},"content":{"rendered":"<p>Polkadot l\u00e0 m\u1ed9t giao th\u1ee9c \u0111a chu\u1ed7i trong \u0111\u00f3 chu\u1ed7i chuy\u1ec3n ti\u1ebfp ph\u1ed1i h\u1ee3p b\u1ea3o m\u1eadt chia s\u1ebb v\u00e0 kh\u1ea3 n\u0103ng t\u01b0\u01a1ng t\u00e1c cho c\u00e1c system chain v\u00e0 parachain. DOT l\u00e0 t\u00e0i s\u1ea3n g\u1ed1c \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho staking, qu\u1ea3n tr\u1ecb, gi\u00e1 tr\u1ecb chuy\u1ec3n nh\u01b0\u1ee3ng v\u00e0 c\u00e1c ch\u1ee9c n\u0103ng m\u1ea1ng li\u00ean quan \u0111\u1ebfn coretime. Validator b\u1ea3o m\u1eadt chu\u1ed7i chuy\u1ec3n ti\u1ebfp theo Nominated Proof of Stake, collator t\u1eadp h\u1ee3p c\u00e1c \u1ee9ng vi\u00ean parachain, v\u00e0 XCM \u0111\u1ecbnh ngh\u0129a c\u00e1c th\u00f4ng \u0111i\u1ec7p gi\u1eefa c\u00e1c h\u1ec7 th\u1ed1ng \u0111\u1ed3ng thu\u1eadn. BABE h\u1ed7 tr\u1ee3 s\u1ea3n xu\u1ea5t kh\u1ed1i trong khi GRANDPA cung c\u1ea5p t\u00ednh cu\u1ed1i c\u00f9ng, do \u0111\u00f3 vi\u1ec7c th\u1ef1c thi parachain v\u00e0 b\u1ea3o m\u1eadt chu\u1ed7i chuy\u1ec3n ti\u1ebfp c\u00f3 vai tr\u00f2 ri\u00eang bi\u1ec7t. S\u1eed d\u1ee5ng trang n\u00e0y \u0111\u1ec3 ph\u00e2n bi\u1ec7t Polkadot, Polkadot Hub v\u00e0 c\u00e1c parachain ri\u00eang l\u1ebb, hi\u1ec3u n\u01a1i DOT \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u, v\u00e0 chu\u1ea9n b\u1ecb c\u00e1c h\u00e0nh \u0111\u1ed9ng staking ho\u1eb7c xuy\u00ean chu\u1ed7i an to\u00e0n h\u01a1n.<\/p>","protected":false},"excerpt":{"rendered":"<p>Hi\u1ec3u v\u1ec1 parachains c\u1ee7a Polkadot, staking DOT, qu\u1ea3n tr\u1ecb v\u00e0 nh\u1eafn tin xuy\u00ean chu\u1ed7i tr\u01b0\u1edbc khi s\u1eed d\u1ee5ng m\u1ea1ng ho\u1eb7c \u0111\u1ec1 c\u1eed validator.<\/p>","protected":false},"author":0,"featured_media":0,"template":"","meta":{"footnotes":""},"class_list":["post-104","crypto_coin","type-crypto_coin","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Polkadot (DOT): Network Transaction Fees and Execution | BitcoinToolkit<\/title>\n<meta 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