{"id":7744,"date":"2025-05-06T02:56:05","date_gmt":"2025-05-06T02:56:05","guid":{"rendered":"https:\/\/cryptozen.asia\/vn\/de-xuat-gay-tranh-cai-ve-bitcoin-op_return-tro-lai-tu-do-hay-gia-tang-tac-nghen\/"},"modified":"2025-05-06T02:56:05","modified_gmt":"2025-05-06T02:56:05","slug":"de-xuat-gay-tranh-cai-ve-bitcoin-op_return-tro-lai-tu-do-hay-gia-tang-tac-nghen","status":"publish","type":"post","link":"https:\/\/cryptozen.asia\/vn\/de-xuat-gay-tranh-cai-ve-bitcoin-op_return-tro-lai-tu-do-hay-gia-tang-tac-nghen\/","title":{"rendered":"\u0110\u1ec1 xu\u1ea5t g\u00e2y tranh c\u00e3i v\u1ec1 Bitcoin OP_RETURN: Tr\u1edf l\u1ea1i t\u1ef1 do hay gia t\u0103ng t\u1eafc ngh\u1ebdn?"},"content":{"rendered":"<p><strong>Bi\u00ean so\u1ea1n b\u1edfi GaryMa Wu \u2013 Chuy\u00ean gia v\u1ec1 Blockchain<\/strong><br \/>\nG\u1ea7n \u0111\u00e2y, Gi\u00e1m \u0111\u1ed1c Nghi\u00ean c\u1ee9u \u0110\u1ea7u t\u01b0 t\u1ea1i HashKey \u0111\u00e3 \u0111\u1ec1 c\u1eadp \u0111\u1ebfn b\u1ed1i c\u1ea3nh v\u00e0 c\u00e1c tranh c\u00e3i xung quanh \u0111\u1ec1 xu\u1ea5t t\u1eeb Bitcoin Core v\u1ec1 vi\u1ec7c &#8220;h\u1ee7y b\u1ecf h\u1ea1n ch\u1ebf d\u1eef li\u1ec7u OP_RETURN&#8221;. Wu t\u1ed5ng h\u1ee3p v\u00e0 ph\u00e2n t\u00edch quan \u0111i\u1ec3m c\u1ee7a c\u00e1c th\u00e0nh vi\u00ean trong c\u1ed9ng \u0111\u1ed3ng nh\u01b0 sau.<\/p>\n<blockquote><p>\n### Nh\u1eadn \u0111\u1ecbnh v\u1ec1 b\u1ed1i c\u1ea3nh: Tranh c\u00e3i xung quanh h\u1ea1n ch\u1ebf d\u1eef li\u1ec7u OP_RETURN<br \/>\nOP_RETURN l\u00e0 m\u1ed9t opcode trong ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh Bitcoin Script, cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng nh\u00fang m\u1ed9t l\u01b0\u1ee3ng nh\u1ecf th\u00f4ng tin v\u00e0o c\u00e1c giao d\u1ecbch. D\u1eef li\u1ec7u \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef d\u01b0\u1edbi d\u1ea1ng OP_RETURN s\u1ebd kh\u00f4ng l\u00e0m t\u0103ng g\u00e1nh n\u1eb7ng cho b\u1ed9 UTXO (\u0111\u1ea7u ra giao d\u1ecbch ch\u01b0a ti\u00eau d\u00f9ng), v\u00ec c\u00e1c \u0111\u1ea7u ra n\u00e0y kh\u00f4ng th\u1ec3 ti\u00eau d\u00f9ng. Hi\u1ec7n t\u1ea1i, gi\u1edbi h\u1ea1n m\u1eb7c \u0111\u1ecbnh c\u1ee7a Bitcoin Core l\u00e0 80 byte cho k\u00edch th\u01b0\u1edbc d\u1eef li\u1ec7u OP_RETURN, v\u00e0 vi\u1ec7c g\u1eedi c\u00e1c giao d\u1ecbch OP_RETURN l\u1edbn h\u01a1n 83 byte b\u1ecb c\u1ea5m b\u1edfi ch\u00ednh s\u00e1ch c\u1ee7a n\u00fat (kh\u00f4ng ph\u1ea3i l\u00e0 quy t\u1eafc \u0111\u1ed3ng thu\u1eadn).<\/p>\n<p>Nh\u00e0 ph\u00e1t tri\u1ec3n Peter Todd \u0111\u00e3 \u0111\u1ec1 xu\u1ea5t PR #32359, g\u1ee3i \u00fd vi\u1ec7c lo\u1ea1i b\u1ecf c\u00e1c h\u1ea1n ch\u1ebf v\u00e0 x\u00f3a c\u00e1c t\u00f9y ch\u1ecdn c\u1ea5u h\u00ecnh li\u00ean quan (nh\u01b0 -datacarrier v\u00e0 -datacarriersize), \u0111i\u1ec1u n\u00e0y g\u00e2y ra nhi\u1ec1u cu\u1ed9c th\u1ea3o lu\u1eadn s\u00f4i n\u1ed5i trong c\u1ed9ng \u0111\u1ed3ng.\n<\/p><\/blockquote>\n<blockquote><p>\n### Quan \u0111i\u1ec3m kh\u00e1c nhau<br \/>\n#### Quan \u0111i\u1ec3m \u1ee7ng h\u1ed9<br \/>\n&#8211; <strong>Hi\u1ec7u qu\u1ea3 k\u00e9m c\u1ee7a c\u00e1c gi\u1edbi h\u1ea1n hi\u1ec7n t\u1ea1i<\/strong>: C\u00f3 th\u1ec3 v\u01b0\u1ee3t qua b\u1eb1ng vi\u1ec7c g\u1eedi d\u1eef li\u1ec7u tr\u1ef1c ti\u1ebfp v\u00e0o mempool c\u1ee7a th\u1ee3 m\u1ecf (v\u00ed d\u1ee5: MARA Slipstream) ho\u1eb7c th\u00f4ng qua c\u00e1c n\u00fat kh\u00f4ng h\u1ea1n ch\u1ebf (v\u00ed d\u1ee5: \u0111\u1ea7u ra OP_RETURN l\u1edbn nh\u1ea5t \u0111\u00e3 bi\u1ebft l\u00ean t\u1edbi 79,870 byte).<br \/>\n&#8211; <strong>S\u1eed d\u1ee5ng OP_RETURN nh\u01b0 m\u1ed9t b\u1ea3ng tin<\/strong>: M\u1ed9t s\u1ed1 ng\u01b0\u1eddi d\u00f9ng t\u1eadn d\u1ee5ng OP_RETURN \u0111\u1ec3 truy\u1ec1n t\u1ea3i th\u00f4ng tin, v\u1edbi s\u1ef1 h\u1ed7 tr\u1ee3 t\u1eeb c\u00e1c c\u00f4ng c\u1ee5 \u0111\u1ec3 \u0111\u00f3ng g\u00f3i v\u00e0 t\u1ea3i d\u1eef li\u1ec7u l\u00ean chu\u1ed7i (nh\u01b0 opreturnbot.com), mi\u1ec5n l\u00e0 c\u00f3 ph\u00ed.<br \/>\n&#8211; <strong>Ph\u00f9 h\u1ee3p v\u1edbi \u0111\u1ed9ng l\u1ef1c c\u1ee7a th\u1ee3 m\u1ecf<\/strong>: Vi\u1ec7c lo\u1ea1i b\u1ecf gi\u1edbi h\u1ea1n cho ph\u00e9p th\u1ee3 m\u1ecf c\u00f3 th\u1ec3 ki\u1ebfm th\u00eam doanh thu b\u1eb1ng c\u00e1ch c\u1ea1nh tranh cho kh\u00f4ng gian kh\u1ed1i.\n<\/p><\/blockquote>\n<blockquote><p>\n#### Quan \u0111i\u1ec3m ph\u1ea3n \u0111\u1ed1i<br \/>\n&#8211; <strong>T\u0103ng d\u1eef li\u1ec7u kh\u00f4ng giao d\u1ecbch v\u00e0o chu\u1ed7i<\/strong>: Vi\u1ec7c lo\u1ea1i b\u1ecf gi\u1edbi h\u1ea1n c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn nhi\u1ec1u d\u1eef li\u1ec7u kh\u00f4ng c\u00f3 gi\u00e1 tr\u1ecb \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef tr\u00ean chu\u1ed7i (nh\u01b0 shitcoin), chi\u1ebfm d\u1ee5ng kh\u00f4ng gian kh\u1ed1i v\u00e0 l\u00e0m t\u0103ng ph\u00ed giao d\u1ecbch.<br \/>\n&#8211; <strong>Ch\u00ednh s\u00e1ch n\u00fat v\u1eabn h\u1eefu \u00edch<\/strong>: D\u00f9 gi\u1edbi h\u1ea1n c\u00f3 th\u1ec3 b\u1ecb v\u01b0\u1ee3t qua, ch\u00ednh s\u00e1ch n\u00e0y v\u1eabn gi\u00fap gi\u1ea3m \u00e1p l\u1ef1c t\u1eeb d\u1eef li\u1ec7u r\u00e1c l\u00ean m\u1ea1ng.\n<\/p><\/blockquote>\n<blockquote><p>\n### \u00dd ki\u1ebfn c\u00e1 nh\u00e2n<br \/>\n<strong>Nothing Nghi\u00ean c\u1ee9u Hoa vi\u1ec7n<\/strong>: \u1ee6ng h\u1ed9 vi\u1ec7c lo\u1ea1i b\u1ecf gi\u1edbi h\u1ea1n 80 byte c\u1ee7a OP_RETURN. H\u1ecd cho r\u1eb1ng gi\u1edbi h\u1ea1n hi\u1ec7n t\u1ea1i kh\u00f4ng c\u00f2n hi\u1ec7u qu\u1ea3, v\u00e0 vi\u1ec7c lo\u1ea1i b\u1ecf c\u00f3 th\u1ec3 mang l\u1ea1i l\u1ee3i \u00edch nh\u01b0 tr\u1edf v\u1ec1 v\u1edbi thi\u1ebft k\u1ebf ban \u0111\u1ea7u c\u1ee7a Bitcoin, gi\u1ea3m t\u1ea3i cho m\u1ea1ng, h\u1ed7 tr\u1ee3 ph\u00e1t tri\u1ec3n h\u1ec7 sinh th\u00e1i v\u00e0 t\u0103ng thu nh\u1eadp cho th\u1ee3 m\u1ecf.<\/p>\n<p>1. <strong>Tr\u1edf v\u1ec1 thi\u1ebft k\u1ebf c\u1ed5 \u0111i\u1ec3n<\/strong>: Trong th\u1eddi k\u1ef3 Satoshi Nakamoto, OP_RETURN kh\u00f4ng c\u00f3 gi\u1edbi h\u1ea1n byte. N\u0103m 2014, gi\u1edbi h\u1ea1n 40 byte (sau \u0111\u00f3 l\u00e0 80 byte) \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp nh\u1eb1m duy tr\u00ec &#8220;s\u1ef1 thu\u1ea7n khi\u1ebft&#8221; c\u1ee7a Bitcoin.<br \/>\n2. <strong>Gi\u1edbi h\u1ea1n hi\u1ec7n t\u1ea1i d\u1ec5 b\u1ecb v\u01b0\u1ee3t qua<\/strong>: Gi\u1edbi h\u1ea1n 80 byte gi\u1ed1ng nh\u01b0 m\u1ed9t &#8220;h\u00e0ng r\u00e0o cao 10 cm&#8221; kh\u00f4ng th\u1ec3 ng\u0103n c\u1ea3n ng\u01b0\u1eddi d\u00f9ng l\u01b0u tr\u1eef d\u1eef li\u1ec7u l\u1edbn.<br \/>\n3. <strong>Gi\u1ea3m g\u00e1nh n\u1eb7ng cho Inscriptions<\/strong>: Vi\u1ec7c lo\u1ea1i b\u1ecf gi\u1edbi h\u1ea1n gi\u00fap gi\u1ea3m thi\u1ec3u s\u1ed1 l\u01b0\u1ee3ng giao d\u1ecbch kh\u00f4ng c\u1ea7n thi\u1ebft v\u00e0 \u00e1p l\u1ef1c l\u00ean m\u1ea1ng.<br \/>\n4. <strong>Cung c\u1ea5p thu nh\u1eadp cho th\u1ee3 m\u1ecf<\/strong>: Vi\u1ec7c cho ph\u00e9p giao d\u1ecbch OP_RETURN l\u1edbn h\u01a1n c\u00f3 th\u1ec3 t\u1ea1o ra doanh thu b\u1ed5 sung cho th\u1ee3 m\u1ecf, khuy\u1ebfn kh\u00edch h\u1ecd duy tr\u00ec ho\u1ea1t \u0111\u1ed9ng v\u00e0 c\u1ee7ng c\u1ed1 an ninh cho m\u1ea1ng Bitcoin.\n<\/p><\/blockquote>\n<blockquote><p>\n<strong>Gi\u00e1m \u0111\u1ed1c Nghi\u00ean c\u1ee9u \u0110\u1ea7u t\u01b0 HashKey<\/strong>: Ph\u1ea3n \u0111\u1ed1i vi\u1ec7c lo\u1ea1i b\u1ecf gi\u1edbi h\u1ea1n 80 byte cho OP_RETURN. \u00d4ng l\u1eadp lu\u1eadn r\u1eb1ng vi\u1ec7c n\u00e0y c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn nh\u1eefng t\u00e1c \u0111\u1ed9ng ti\u00eau c\u1ef1c nh\u01b0 gia t\u0103ng d\u1eef li\u1ec7u kh\u00f4ng c\u00f3 giao d\u1ecbch, \u0111\u1ed3ng th\u1eddi nh\u1ea5n m\u1ea1nh t\u1ea7m quan tr\u1ecdng c\u1ee7a t\u1ef1 do ng\u01b0\u1eddi d\u00f9ng.<\/p>\n<p>1. <strong>L\u00fd do l\u1ecbch s\u1eed<\/strong>: M\u1eb7c d\u00f9 kh\u00f4ng c\u00f3 gi\u1edbi h\u1ea1n trong th\u1eddi k\u1ef3 Nakamoto, \u0111i\u1ec1u \u0111\u00f3 kh\u00f4ng c\u00f3 ngh\u0129a l\u00e0 m\u1ecdi thi\u1ebft k\u1ebf c\u1ee7a \u00f4ng v\u1eabn c\u00f2n h\u1ee3p l\u00fd h\u00f4m nay.<br \/>\n2. <strong>Quan \u0111i\u1ec3m c\u1ee7a Peter Todd<\/strong>: \u0110\u1ec1 xu\u1ea5t lo\u1ea1i b\u1ecf gi\u1edbi h\u1ea1n ch\u1ec9 l\u00e0 \u00fd ki\u1ebfn t\u1eeb m\u1ed9t ph\u1ea7n c\u1ee7a Bitcoin Core v\u00e0 kh\u00f4ng ph\u1ea3n \u00e1nh \u00fd ki\u1ebfn to\u00e0n b\u1ed9 m\u1ea1ng.<br \/>\n3. <strong>V\u1ea5n \u0111\u1ec1 Inscriptions<\/strong>: Vi\u1ec7c d\u1ee1 b\u1ecf gi\u1edbi h\u1ea1n kh\u00f4ng gi\u1ea3i quy\u1ebft \u0111\u01b0\u1ee3c v\u1ea5n \u0111\u1ec1 li\u00ean quan \u0111\u1ebfn Inscriptions v\u00e0 c\u00e1ch th\u1ee9c c\u00e1c d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c \u0111\u01b0a l\u00ean chu\u1ed7i.<br \/>\n4. <strong>T\u1ef1 do ng\u01b0\u1eddi d\u00f9ng quan tr\u1ecdng h\u01a1n<\/strong>: \u00d4ng nh\u1ea5n m\u1ea1nh quy\u1ec1n c\u1ee7a ng\u01b0\u1eddi d\u00f9ng trong vi\u1ec7c quy\u1ebft \u0111\u1ecbnh li\u1ec7u c\u00f3 n\u00ean ph\u00e1t t\u00e1n d\u1eef li\u1ec7u hay kh\u00f4ng, thay v\u00ec \u0111\u1ec3 Bitcoin Core quy \u0111\u1ecbnh.\n<\/p><\/blockquote>\n<blockquote><p>\n<strong>Ng\u01b0\u1eddi s\u00e1ng l\u1eadp UTXO Stack<\/strong>: \u1ee6ng h\u1ed9 vi\u1ec7c lo\u1ea1i b\u1ecf gi\u1edbi h\u1ea1n, cho r\u1eb1ng vi\u1ec7c m\u1edf r\u1ed9ng s\u1ebd t\u1ed1t h\u01a1n so v\u1edbi vi\u1ec7c \u0111\u1ec3 ng\u01b0\u1eddi kh\u00e1c v\u01b0\u1ee3t qua.\n<\/p><\/blockquote>\n<blockquote><p>\n### K\u1ebft lu\u1eadn<br \/>\n\u0110\u1ec1 xu\u1ea5t v\u1ec1 OP_RETURN hi\u1ec7n \u0111ang thu h\u00fat nhi\u1ec1u tranh lu\u1eadn s\u00f4i n\u1ed5i trong c\u1ed9ng \u0111\u1ed3ng Bitcoin, v\u1edbi nhi\u1ec1u quan \u0111i\u1ec3m kh\u00e1c nhau. Li\u1ec7u vi\u1ec7c lo\u1ea1i b\u1ecf gi\u1edbi h\u1ea1n d\u1eef li\u1ec7u c\u00f3 th\u1ef1c s\u1ef1 l\u00e0m t\u0103ng t\u1ef1 do cho ng\u01b0\u1eddi d\u00f9ng v\u00e0 l\u1ee3i \u00edch cho m\u1ea1ng l\u01b0\u1edbi, hay ch\u1ec9 \u0111\u01a1n thu\u1ea7n d\u1eabn \u0111\u1ebfn gia t\u0103ng t\u1eafc ngh\u1ebdn v\u00e0 ph\u00ed giao d\u1ecbch? C\u00e2u h\u1ecfi n\u00e0y ch\u01b0a c\u00f3 \u0111\u00e1p \u00e1n r\u00f5 r\u00e0ng v\u00e0 c\u00f2n c\u1ea7n nhi\u1ec1u nghi\u00ean c\u1ee9u v\u00e0 th\u1ea3o lu\u1eadn trong t\u01b0\u01a1ng lai.\n<\/p><\/blockquote>\n","protected":false},"excerpt":{"rendered":"<p>Bi\u00ean so\u1ea1n b\u1edfi GaryMa Wu \u2013 Chuy\u00ean gia v\u1ec1 Blockchain G\u1ea7n \u0111\u00e2y, Gi\u00e1m \u0111\u1ed1c Nghi\u00ean c\u1ee9u \u0110\u1ea7u t\u01b0 t\u1ea1i HashKey \u0111\u00e3 \u0111\u1ec1 c\u1eadp \u0111\u1ebfn b\u1ed1i c\u1ea3nh v\u00e0 c\u00e1c tranh c\u00e3i xung quanh \u0111\u1ec1 xu\u1ea5t t\u1eeb Bitcoin Core v\u1ec1 vi\u1ec7c &#8220;h\u1ee7y b\u1ecf h\u1ea1n ch\u1ebf d\u1eef li\u1ec7u OP_RETUR&#8230;<\/p>\n","protected":false},"author":3,"featured_media":7743,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[42],"tags":[4225,4613,4417,4338],"class_list":["post-7744","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bitcoin","tag-bitcoin","tag-hashkey","tag-peter-todd","tag-satoshi-nakamoto"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u0110\u1ec1 xu\u1ea5t g\u00e2y tranh c\u00e3i v\u1ec1 Bitcoin OP_RETURN: Tr\u1edf l\u1ea1i t\u1ef1 do hay gia t\u0103ng t\u1eafc ngh\u1ebdn? - CryptoZen<\/title>\n<meta name=\"description\" content=\"Kh\u00e1m ph\u00e1 tranh lu\u1eadn xung quanh \u0111\u1ec1 xu\u1ea5t OP_RETURN c\u1ee7a Bitcoin: C\u00f3 n\u00ean lo\u1ea1i b\u1ecf gi\u1edbi h\u1ea1n k\u00edch th\u01b0\u1edbc d\u1eef li\u1ec7u nh\u1eb1m mang l\u1ea1i 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