Due to the adjustment of the company's development strategy, CloverPool (formerly BTC.com) has started anew and has been fully updated to a new brand and new domain name to continue to provide high-quality services to our customers.
Hash de Tx
30e81372b653d944910dbf04d707234ab9b0445e0ab0612bfb1f9765563fed47
Resumen
Altura
Número de Confirmación
163,915
Marca de Fecha
2021-12-05 07:49:56
Tamaño (rawtx)
8,299 Bytes
Tamaño de Tx Virtual
3,564 Bytes
Weight
14,254
Eatado
Confirmado
Entrada
0.03011112 BTC
Salida
0.03007500 BTC
Sigops
75
Costos
0.00003612 BTC
Tarifa de Mineros(BTC/kVB)
0.00001013 BTC
Navegador de Otros Blockchains
Script de Entrada
P2SH
22002025a57e97aa62c93db33dd87170ec6c7f6496235b812ce3900242cb6a1322323b
" %�~��b�=�=�qp�ld�#[�,�B�j"2;
(witness)
304402203cdb198e83a98ebeff180ec8fc72235cb44fc16f7d65d3de1873a341ac23e4f20220355ffff9fce648e85db6ce42a1df0044059706fd6a1aad619d8be9b0846c6c9201
304402206052ffe2aec9ae59b3773c9484c4c752fa852265bbe31322484d91410c674c79022026d0e828b5421aa21679cfe6d50460c97ca2a26ce1255a8dc047f69b1d331f6401
522103b6046ce0febed6949c01a622183ffdb8564fba9151079bdd78a09adaedb2b94b21029a0fcc15496d87be60c352b59f21c12c1881e41417a60c3719422ab1fc89102021035c033afb90c01a263773d1a70fe2a251a553334bb337b2e258fdec9bd44d8ec453ae
P2SH
22002044ab469f3b521bf88f5eb433e3e54e343e0b3fae725ee10faf3ef2ef1fedd0fc
" D�F�;R��^�3��N4> ?�r^��>�����
(witness)
304402201f346cd802ed26d0682f41f7b221e10994675c45367048b1ff4054d66ffdda1e022004a9b3b24dd73b85dc50aa19a955d224a7fb7c7e6cc0b29a564983fa5d55fdd101
3044022058de550a0f51d960014b3ddaf5c95f38380ee69337987879073591d6464781c5022021dfbe49ba14a773056788983e1c8685b598b58d9a623ea3bf0cc35e0c3fdea901
522103c2c16c57b22f7df245805843573f7c0c5b85bc8e4ed09ef471e8a38cbb7d958a21036c860f1a76e6e1b83c506a3bab4edcc6ea03cd37303f9c84b8cb1f97b1b64b68210224c06c1dae0e1848577ba4c4cd73d7b84e0f81fb8407bc792270a9face541e7553ae
P2SH
22002025a57e97aa62c93db33dd87170ec6c7f6496235b812ce3900242cb6a1322323b
" %�~��b�=�=�qp�ld�#[�,�B�j"2;
(witness)
30440220074f88663e36e250f6771cf8bf7517c0a30b11fc60b7200afde7be00bf9dee1002201c233d1e503d46b514381924e5d729738a9a9d67375272ac4006cb33b5ac093301
3044022042be16d034d85c040dda58ca7b2af14d342bfab84c7f4d8923d3d810700d7f6b02201b65de788995d44969c3734f7cc355aad27c1033e5eec51dc85eb30387dc30e101
522103b6046ce0febed6949c01a622183ffdb8564fba9151079bdd78a09adaedb2b94b21029a0fcc15496d87be60c352b59f21c12c1881e41417a60c3719422ab1fc89102021035c033afb90c01a263773d1a70fe2a251a553334bb337b2e258fdec9bd44d8ec453ae
P2SH
22002025a57e97aa62c93db33dd87170ec6c7f6496235b812ce3900242cb6a1322323b
" %�~��b�=�=�qp�ld�#[�,�B�j"2;
(witness)
304402205903c9d1747004c3ee85f28a3cf0950e4516f4358c22ac7624eab43651d2681d0220588d87efff7e6e2930e946c09547ac7073d3637a43066e64c0a5fcf38f5f6cc001
3044022073fc501891813e74360a0eb0ee4bc530a48b89918d5ec940a8e9aef2625c6206022070bd053dfbb5f8d6dd41aec935aba3ca49a1819f482e98c6f7609b957337542501
522103b6046ce0febed6949c01a622183ffdb8564fba9151079bdd78a09adaedb2b94b21029a0fcc15496d87be60c352b59f21c12c1881e41417a60c3719422ab1fc89102021035c033afb90c01a263773d1a70fe2a251a553334bb337b2e258fdec9bd44d8ec453ae
P2SH
220020468fcaf251cf3bce52144c3c9bc25f6f7dc1635622ca0e29d40c4c66394703d8
" F���Q�;�RL<��_o}�cV"�)� Lf9G�
(witness)
304502210092903b6070f54fa4f5f9715572567c89c08027f9b34a0cd4fb498ab611837a1302203fc523770a34cda0bd718f20e12577385eb3a03ec0d38fbd7ec1eea6e5365f1201
30440220080f639967920b458f6637bb4f602ef3e1d56507610ef7cc67f27bcc7b25288a02207a81372130b93660457f8c21dc3c81e85bfb177911b4d37c482da56e2adbf92901
522102aa3b65c87bb2ea7d69a1acc8a8006e8baecbf2351cade16944b2e084beb78a282103a7214121a49127369817047a23edb597e4ab4f9ccdd57f66aa9ab0cf184c500c21032adbc6f6a8caed81af5eb9b3eabf7bb2ce0dd01cac773e10c90be3833f4601d153ae
P2SH
220020215f1e754ad05ad1c3aa39fd50326a7f1712d7ff4b0526d69213ec756d4ceac4
" !_uJ�Z�ê9�P2j��K&֒�umL��
(witness)
30440220452c5a72d83f6ec0bed3c59a16a9273bc6791f9754fe062afdcb0d63fb0e258402206aef283a5e7625e851e8f18c8d8eba7a12eb154159adf3488c33d409b849aa4e01
3044022070cd78ef89087954acc72411f7760fda4140e7270e7382cdd02c431f527f84b502205578ba623fa966e532389a250ce62c78781dccd65417f9592f5b60b421340e6a01
5221025b2dfb01dddd0c0f6c91e22ee63f71ed921c3d7892479a65bb96fb94f963b9f1210275712ba560024a19af61cf59ecc1d380f850eb5b1973433b1e13644c9b523e0f2102d4138e8bebdbcfdb349015d93e8615783c62f4266bd85381eb910f8b258e534f53ae
P2SH
22002025a57e97aa62c93db33dd87170ec6c7f6496235b812ce3900242cb6a1322323b
" %�~��b�=�=�qp�ld�#[�,�B�j"2;
(witness)
3044022002a4dc1d4a7aba0994187eeb6a441c2781a3d2ec1e874b0c853d76ee14db74d502205a2b0215a6f9b9e69a80be2bc3c53b105384f7afbbc40197a3a3a00d95f3cd9301
304402204a43d98ee4e48a81f58fc40ce08d4800aab47d55e48536b6ada48cf9c4e6cdf102205bc589dec031a3e1068d04b55e46122e3aec0d6b2e99d2403a12c6a57575441901
522103b6046ce0febed6949c01a622183ffdb8564fba9151079bdd78a09adaedb2b94b21029a0fcc15496d87be60c352b59f21c12c1881e41417a60c3719422ab1fc89102021035c033afb90c01a263773d1a70fe2a251a553334bb337b2e258fdec9bd44d8ec453ae
P2SH
220020809e2e2c4d6cd73490b540a5dcd89fbf440aa2f149445a7f33921277d859928d
" ��.,Ml�4��@��؟�D ��IDZ3�w�Y��
(witness)
3045022100d23f25c21dc510b4160900932e6d36271b6ad97fb034499d8146c9705889924102203d17b342caaf0caa04f355598757601057b041f68b9f1bc28b2b5091d5032df301
3044022070aff00db95caa5375df3b582b081eb74883b1d6d5e71940f04da71ae21e1207022052d175a5bb606f402e8677bf8c5f9ecbd284132d7853a98d3fbd79399cc4df0201
522103f6ba1d97a2e0544785bb47a9d40c3a7e20355da898d4c78452efafcc9b5993c721032d27b0f1e1e5a2ec769853ebd64ee491e00867fa99f4d0201b9c1ba5e32eb7682103605591b6830a554722ed8b879deb39ac75cdff4a5a76318cec258ad164875fe253ae
P2SH
220020215f1e754ad05ad1c3aa39fd50326a7f1712d7ff4b0526d69213ec756d4ceac4
" !_uJ�Z�ê9�P2j��K&֒�umL��
(witness)
304402203b12c8782806f6a49da6f75915fa2a98e6e52143049aa3c40a1924d492c6d17b022013e00023fdee21b761604e6949865e46c7963f1d7b1c33455afe8456d455654201
3044022070bbc9af971af82d36afa5bb0a7b6683c40baeeee89abfeb90a0b7959685dda102201337bdcaff20310ce4537aaaa614f312d026ce68c7a1407dcb5c2b96b685c02501
5221025b2dfb01dddd0c0f6c91e22ee63f71ed921c3d7892479a65bb96fb94f963b9f1210275712ba560024a19af61cf59ecc1d380f850eb5b1973433b1e13644c9b523e0f2102d4138e8bebdbcfdb349015d93e8615783c62f4266bd85381eb910f8b258e534f53ae
P2SH
220020f15bc1c348176c954f8061181bb3b76ab0a32e4b4deae3234134d3ad55a92edc
" �[��Hl�O�a��j��.KM��#A4ӭU�.�
(witness)
3045022100c5202d85e253abc1a2ef66a7a268bb041dcdddf436c962d3c01bdf4b84c0a66402200ccba04eca271868dbe0f92af9723ed6f3001b805bc9c148a4c7abe117c5454f01
30440220633e15e165506acedd16921676ab07f02af33fc9ce86a352465989dc8cc6c13f022020de2610658c679b71cc1827539b694e60ba3d520ca32e7e9edca5d80fea383301
5221038493618114964524488e459f817c6f2035bbcafdd4df3e9903a39e55d2e16acb21022f2cec1489d88393887ac330ac3dea9c08b0544cb4c813f6db4a12f9694ee08c2102cc57ad93b170a2d2c3092b50038e5c5b7db6eaf94763f786ac695838e6d9138953ae
P2SH
22002044ab469f3b521bf88f5eb433e3e54e343e0b3fae725ee10faf3ef2ef1fedd0fc
" D�F�;R��^�3��N4> ?�r^��>�����
(witness)
3045022100d1924a328115eb3defd9e310e0d6e12dfad6bbcaac10fa03d55311bfc3317c5d02204c214c1b94aaef84b7dab60e3f4b7d33d7d7c1825c16c1671e1b5fd0b1c9b22101
304402200d6b625077d8a46f42927c5b4c7950d201b649402b40afd20012a647be6005fa02200fa9d2bd7e6e1e9b518749dfd04241e8f7dd7329ec0753864d079e7a00ad8df301
522103c2c16c57b22f7df245805843573f7c0c5b85bc8e4ed09ef471e8a38cbb7d958a21036c860f1a76e6e1b83c506a3bab4edcc6ea03cd37303f9c84b8cb1f97b1b64b68210224c06c1dae0e1848577ba4c4cd73d7b84e0f81fb8407bc792270a9face541e7553ae
P2SH
220020215f1e754ad05ad1c3aa39fd50326a7f1712d7ff4b0526d69213ec756d4ceac4
" !_uJ�Z�ê9�P2j��K&֒�umL��
(witness)
3045022100e5ddb7bce54f0992bb42b35ee4da84f352f45611395fc84e373ebe4ea16348400220343d35f3a7a5550a6d01d9c26164425770e32e6714a1502acc7112a4a8b26cf301
304402200590e0b32f6a8b7e492d3acc2d34b1e447f3ba3ba57b7faa5c0874b88080971d0220244634e9f4751dd42a7e41a4c12f519667970172adae1c1daefb9997203c904001
5221025b2dfb01dddd0c0f6c91e22ee63f71ed921c3d7892479a65bb96fb94f963b9f1210275712ba560024a19af61cf59ecc1d380f850eb5b1973433b1e13644c9b523e0f2102d4138e8bebdbcfdb349015d93e8615783c62f4266bd85381eb910f8b258e534f53ae
P2SH
22002025605c23e38d82a8c8fb46134c7f4587a65328d8203227d696bdbf4fb63bebcd
" %`\#㍂���FLE��S(� 2'֖��O�;��
(witness)
3045022100844d2a6035ef19c154300f4f2967553a16e72c2e09c8fdf8f5d20fe145fbde0702207e0581d7e64eef5f56cf9ae5dde58cea53d38880569175095dbf327d5a0d9d3701
304402202df3ffded7b11cc49d8acba0867c96e62f6d96d5d35890d45f4328ae93923531022003af98c4d2c0cef8c6870d5d23c8ceb77bb0d9772d76cd9acaccca166c7149e101
5221024a087938bccf602d690b457d79c6cedd413669c1b7aedefc3b88ca1c0ce80d272103c8cd4c2633a24f56b6823b3ea8995b93287e77d6967f12edc16e4be9083232612103bcb455c232a5241c644efd73c9b51c3be2cfb34c1aca40745efa84cdac9fe00f53ae
P2SH
22002050db8bb559fd4953cdc25e85eccb4b95d66a399be0d608f70b1b4936000586c6
" Pۋ�Y�IS��^���K��j9���� I6��
(witness)
3045022100a25480ef5eb2e2e9d2745078b1ca7edfacbc9439f65c5d748b4936d90908a6bd0220236261f711768473134c71e51b75a3e36711ff75250d4d8d3a5353af730e1fde01
30440220787a9ad85a9a643c303ccca687329bf796c4d32b8734e1d292587992443dff0202203b6ba1f992b96a266817968bb1f9760239dd948de5e58de623d7432ca5ba926901
522103caad3c25ab4f26552c123e94df90fe661c45fd2cdbe6506dbdef587f4348192221039775b76ef14adfe3eab3d0f8f9a2ab6832f888691a8c30238c9a1a9c81d3deed2102ee545339b3365dedb23006be0d58d360cdd0e76fbf19333f91f7e40fceea948153ae
P2SH
220020468fcaf251cf3bce52144c3c9bc25f6f7dc1635622ca0e29d40c4c66394703d8
" F���Q�;�RL<��_o}�cV"�)� Lf9G�
(witness)
3045022100caa9f9bc20d1257c9c4d878f49274c4b76576c6a05c6b634422d9f283a02df2f02202845c9ae797e2ccf4f6bc7a4e9e8ea6ef2578dd88004cfd8d54cfb4c921c436801
304402204d6121e39db7f719448cb2f6840a1e7558fbcaae15ffde1312a026e1947d4c79022076243589269b1f534f899efb35b2e4967a3b92faa2d24eeef2f606fdae22641f01
522102aa3b65c87bb2ea7d69a1acc8a8006e8baecbf2351cade16944b2e084beb78a282103a7214121a49127369817047a23edb597e4ab4f9ccdd57f66aa9ab0cf184c500c21032adbc6f6a8caed81af5eb9b3eabf7bb2ce0dd01cac773e10c90be3833f4601d153ae
P2SH
22002025a57e97aa62c93db33dd87170ec6c7f6496235b812ce3900242cb6a1322323b
" %�~��b�=�=�qp�ld�#[�,�B�j"2;
(witness)
3044022069bfe13ebbb3b1491b84b29d2251828300f51d985401108acfb2c55b66a12a9102203c42011077acd41054cb52fd8368b378757dd3ef8224fdfaf21e8d31bb8805a901
3044022000b34d8df16aebc9b1e783a390bee4ecc3d3320ace00fb0edf4cba1d3877560e02206b10c9ab6ba79c6e3c022da165b45a11615d3a631fc5ec35a902484e55952cfe01
522103b6046ce0febed6949c01a622183ffdb8564fba9151079bdd78a09adaedb2b94b21029a0fcc15496d87be60c352b59f21c12c1881e41417a60c3719422ab1fc89102021035c033afb90c01a263773d1a70fe2a251a553334bb337b2e258fdec9bd44d8ec453ae
P2SH
220020869169e57669c1f6761f97c08b9e488f4edb10ed904ef6693e2126adc762fb69
" ��i�vi��v����H�N��N�i>!&��b�i
(witness)
304402206447cef7b075221cb013ef44994c01223df0c173df237ee93ee00256f91bd2eb022051fe39e454faa63bd842f5c91269f4edf48f71ecf51b47bb4e9a422414b5c83401
304402202921382af9346d0ed51a53debe0ca074ee1de54cd9dfbb71e9153bc32e42685502202fb8674f1e42840a0f8e62364d8517b28738c6f2b6720148dc3bada8428c858b01
5221026904fdd72e98e22462ec25c042f364942ee22254ce89e82fee005b6cf8e21c3d21029b43978028ba3b776297b0c17d91188495b7b9038750b6d88b59932786ee30a521028f92c1ed452b1165506c00c82f0b7b6295e15dd58047cb3ee104bad4d0737bd653ae
P2SH
22002025a57e97aa62c93db33dd87170ec6c7f6496235b812ce3900242cb6a1322323b
" %�~��b�=�=�qp�ld�#[�,�B�j"2;
(witness)
30450221009243546ce4cbd1a5b506fbd6b2aec81904a9c92812593710321d56620b025d2902201cec09b61d045142f31a7d47e645894f9927b961f8c209032d87c06d6cf7692901
30440220064cc6f147dce640ce939b8d35e12934f8d250cd89db6dea879cd6528766a4bf0220214fa13d3b90a3d95d8130724d6f1d63e2b512a7cf8dd9d1a383a0a10fab2a6301
522103b6046ce0febed6949c01a622183ffdb8564fba9151079bdd78a09adaedb2b94b21029a0fcc15496d87be60c352b59f21c12c1881e41417a60c3719422ab1fc89102021035c033afb90c01a263773d1a70fe2a251a553334bb337b2e258fdec9bd44d8ec453ae
P2SH
22002050db8bb559fd4953cdc25e85eccb4b95d66a399be0d608f70b1b4936000586c6
" Pۋ�Y�IS��^���K��j9���� I6��
(witness)
30450221009145b8392e361c6aa136b85b17fb128ae3aa596ccb9d847b997a1366f9ee695b0220224ee62542748774ade81d8859506a986b0d303fb2065ae13de48d44989822d201
304402204f2ed6ea24191fe85906f6680505c370e4a73e7a915c0094366d842c2185bc7e02206a7603565b5bf167e6f4a153af44fb6d8a599f4670932818e48e67bae9256f1601
522103caad3c25ab4f26552c123e94df90fe661c45fd2cdbe6506dbdef587f4348192221039775b76ef14adfe3eab3d0f8f9a2ab6832f888691a8c30238c9a1a9c81d3deed2102ee545339b3365dedb23006be0d58d360cdd0e76fbf19333f91f7e40fceea948153ae
P2SH
220020221049ec8ebfeed0665a51c776406c839715498a4176bea640cbb0511e0d489a
" "I쎿��fZQ�v@l��I�Av��@˰Q H�
(witness)
3044022023236d44c8557cb1ec8d6f563c018a6a7d1dbd82dd49dab431d4ba3e4d3c62fb022034297eedb7a6fcd0a4aecb4e6b186f0991e1c604046ad2c283c1a7fa4b9087c001
3044022019dab46f1e42ce2b45326aa40329ef90ddfa38f6e89cb3cad1788090e2234c6a02205a1f4be1ce7c36838cc13fa2ef926a394e8ac0f4e7373784f7a5b9f85cf2a31f01
522103b66eeea1527a82147c6498b668e58b6ee54ded0dbf905c0c3504e49945f7836021036ed739933ed394e76d292240f1bf13dd4673b994c1a5929923884b74fa925b77210261b1b3421358c110d7ec1e23ccd1836724ca131b55d4ffc4fc93d1cbee9b89aa53ae
P2SH
220020869169e57669c1f6761f97c08b9e488f4edb10ed904ef6693e2126adc762fb69
" ��i�vi��v����H�N��N�i>!&��b�i
(witness)
3045022100f7543893863fb685d937140048d1f168eb21a286c9eab9a89c7234f6f797d99702203aa4973d900e17f7590f794202bb3bd2541092726132b09c8bea1df262e7520601
30440220462a62b98673d9da15d510609e5b42e4503177192e6905f5b7dcff05287c7ac602203e02d1a5b36623c8f345c65ad0732970a512423eb26a8190061d7d6b5f624f6501
5221026904fdd72e98e22462ec25c042f364942ee22254ce89e82fee005b6cf8e21c3d21029b43978028ba3b776297b0c17d91188495b7b9038750b6d88b59932786ee30a521028f92c1ed452b1165506c00c82f0b7b6295e15dd58047cb3ee104bad4d0737bd653ae
P2SH
22002050db8bb559fd4953cdc25e85eccb4b95d66a399be0d608f70b1b4936000586c6
" Pۋ�Y�IS��^���K��j9���� I6��
(witness)
304402204f5500d4a8a83a5165441bd15a1044858db028e437347f89a88f572470ed82700220742f474fd4ea7e5d28d472940caf11a1f87661f6ccef0a6e28541cffd6cf8d2a01
304402203cc49bcd070526ea652bd56f439920c230e7f31dce2099f8a659bcf7ac5a21480220436aedb51d48cde2e0a542d031ff499a05efa62402c942dabe93c14ee98ea6e101
522103caad3c25ab4f26552c123e94df90fe661c45fd2cdbe6506dbdef587f4348192221039775b76ef14adfe3eab3d0f8f9a2ab6832f888691a8c30238c9a1a9c81d3deed2102ee545339b3365dedb23006be0d58d360cdd0e76fbf19333f91f7e40fceea948153ae
P2SH
2200203a06d5eed5fc99d6f1999c5521c9284d5ba84e2011597343edb482ced93880d8
" :�������U!�(M[�N YsC�����8��
(witness)
30440220505a43ad454c9ce9d9282de249b8ef905f626fbabc67d919701c68b57dc7e21102201421cce39b6f1a59c338997dfd8b7c5a6ede8e1bcbdb71d662c253a31c52610901
30440220398c845ed80f7a8e1500efd6f952c56c019698258f8ffc83efad57693bf48f090220155434c35503b503bfaf800604bce16af75ecb12c89ebe190a9317e7c50fecc801
5221035aa0f9c0fc0fc3fe1d6ed188554f47da7c0508c09c351c4e617426648d61f2b321036a927994cf2885c45b4e0399397c49b24b3d2a36d3539d1718993116b34283b62102cb33c6c2e24618e0d07c0b8686f3f8a1d955380078d8b2911cf3da90c6e2eb9353ae
P2SH
22002050db8bb559fd4953cdc25e85eccb4b95d66a399be0d608f70b1b4936000586c6
" Pۋ�Y�IS��^���K��j9���� I6��
(witness)
30440220780de73507bc99f1db43e9cd126f698ab0df33279861383d83011830309ad4bf02200230fca5e47e469d206f478e857932ddcd3b328af3f30879ca4312a5c2b562be01
304402203d839cd477cd7d5c516f0e1042672f69703f3119f8afa80c1210a1bd26a7a03a022038d2428c836b098fc152fdaacf876acfeb541682e667ef32b6cc766b894ebb1301
522103caad3c25ab4f26552c123e94df90fe661c45fd2cdbe6506dbdef587f4348192221039775b76ef14adfe3eab3d0f8f9a2ab6832f888691a8c30238c9a1a9c81d3deed2102ee545339b3365dedb23006be0d58d360cdd0e76fbf19333f91f7e40fceea948153ae
P2SH
2200205f1032f8479e7c3f05e791c582fa98c2704881cdf9c3f3c14d9ee3a8f900702b
" _2�G�|?�ł���pH������M���p+
(witness)
3045022100cb0df2e0d42680db14daf90f1ee1be845a6c2dcc6ff3904a79bfd282b40a1092022046650a72e8a7ab090f2061465d628b9ec3407e80fca2a84197caff51c81b45a901
304402207a2fc289669dbb4ad38c6488b2feafbf06377a9843015475bdf45261e1fb4eb2022075ad001961d514f21fbb8441e81c88b3deaafc17f76e5a5ff097f7f62a47b83401
5221021cd4e316b30e66c9cade721d4bc58a87efcf559beaeaf6afcd7c4a193d031177210332ecdbacfc740bb44171d306c569452121d31408a6ac20ff68416030da8150812103dc82ef37198be12b269d07f21cd6be97245a1da0cf0ee1571664bb28f4153cdb53ae
Script de Salida
P2WSH_V0
OP_0 9b2e2c4918aa58b22b3701948612dedf9064e458be0597a77b6a486d296ce08e
P2SH
OP_HASH160 fec4be8a3a02d58cd0ff1fb2623fec2d8ec3bc95 OP_EQUAL