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.
USD($)English
Transaction Hash
8acb6a9c3c378088dca6df3b71c97883498665fe3c4f2769622ce1bd5798d502
Summary
Height
695,642
Confirmations
169,311
Timestamp
2021-08-14 00:53:06
Size (rawtx)
8,982 Bytes
Virtual Size
4,797 Bytes
Weight
19,188
Status
Confirmed
Input
0.05294475 BTC
Output
0.05286649 BTC
Sigops
52
Fees
0.00007826 BTC
Fees Rate(BTC/kVB)
0.00001631 BTC
Other Explorers
BLOCKCHAIR
Transaction
Input (52)0.05294475 BTC
Output (2)0.05286649 BTC
169,311 Confirmations
Input Scripts
P2SH
160014bfe56584e2630a29a58066fd46ee0cbcecefd322
��e��c )��f�F� ����"
(witness)
304402206dbf3ede58ee96f018876027193a649ce39991d24d5d46ed05908364dd176f5c022077ee5a6bfdb66efb976526ec1b2e37059bf62365f7424a3d862b96d8f5f1589b01
03ab0a4f9e9563d5b18324059dc0e5e20929e81749292a6453826e2bd2686829be
P2SH
160014bfe56584e2630a29a58066fd46ee0cbcecefd322
��e��c )��f�F� ����"
(witness)
3044022004806e8b85969d7e61b9bf02d3ce1f5e853e90e498aa122315d9cdedffc87b90022021bf2b11b2fd4a1186377b8d2b47a7424d339fab1ca9a6b42db9ac60ec8edc9501
03ab0a4f9e9563d5b18324059dc0e5e20929e81749292a6453826e2bd2686829be
P2SH
160014a055c54fb6d1687b08dc1875e560b020ee2cc24a
�U�O��h{�u�`� �,�J
(witness)
3044022021f7e68a725cbbfbc84a81ec3e782951abc9327fe8edbbab482dfe504bc4fe5402200ce982b1f7f304af14f0d366c3a73af4bf78f8b4a4cc5a791fabc19875e447c201
03280a766368ce691202e8c26f5a0cb1bfadcbeb491bbfdf362bc195cdb1736e67
P2SH
160014a055c54fb6d1687b08dc1875e560b020ee2cc24a
�U�O��h{�u�`� �,�J
(witness)
304402204fd71e2e337722be49793224058be10eddc7a96c17d1927df7a26543181650fc022019c480af19dd99859c888aadb97d64aab153ea07587c417a65fbc3a65a6af5c701
03280a766368ce691202e8c26f5a0cb1bfadcbeb491bbfdf362bc195cdb1736e67
P2SH
1600148666271d0eecd89ecd6e6a239a81ee75f47b9da7
�f'�؞�nj#���u�{��
(witness)
3044022071398418c91a7490f93c369e8ff95fb35d986d64f80ae91c84eb817a50e20f420220369049545d1af23fc6fd4f8de21b11ab59eef1b764f0433f60101d73059d2b5501
02bf7d2693c3331db564ccb2d76fb8bba5b860f5960528db37054bb8f4eb06ed3b
P2SH
16001423841ea4758cd076fcf56fc836c1095687f0d74d
#��u��v��o�6� V���M
(witness)
3045022100a02aecc5c221baf25b11efc3f21a50b994e1622703c77bce93e80b69c2be79d0022022a7a44a9c0fe982deaf01d273ea47737ea41764effd6c212e0cdddb6367754101
0353e3ee75ccd36c561064f034665186fe6308f0adeef3678b38ff597d182bfcc5
P2SH
160014e2579b3273b57edb118f3e8522c4b2575393b5d8
�W�2s�~��>�"IJWS���
(witness)
304402205d8c96718eba3991948870c2fed5288f6421aaf88fcb934a275ef2e231a7172c02206e597e72b2e6ea4c391a23676b92d8f7d6ec70b9974ed1db1ba2cfbac820350c01
022c51d56bc9788b5d28ce6140278d83a8d507817c69d1547d5117b75b15497982
P2SH
16001481ed43c036d15137938cc4f976f64318591c97d2
��C�6�Q7����v�CY��
(witness)
3045022100ee2be59021a57912bae96fd92ded4905736c8fab4a087560c1e5485c9fd150d40220466e2235e07bd8b5fde617ae1b5cd149aa1d4d8e225e244ef4435268b75ae87801
0303a197b9df1c089dbbdf9106c571edc2384699426108f9e35f82946209e8d318
P2SH
160014330b9b94564a1574dcfa62c31b3a7ea4e6c08127
3 ��VJt��b�:~����'
(witness)
3044022001e11e9fa6bedf6804a31abc7161f98818275f8e95f174294ea581992307591402202d6f73f72192302c42c5e126b51bdf33fe67cbca4fd617665395aab62779a82e01
0206d68a23c279410d576bcd6355bcd8f99ce70b7ec150f7ff4050cf3a556f421c
P2SH
160014cef4a2e1e27e443cb808f0c08fb0b4eba98818ef
�����~D<������멈�
(witness)
304402202ed1930819ccb776f828602b622a5212bc8ff2ab80fe83e38102a6d3b42b4347022079ce87821d26ea39c6939aa29304bac87b413103117a61ff408c070ecb530bde01
02190ddf370d1c5f5182ef3080ddd696427d6cc9eb9e2fa27398dc9514a00e6b1f
P2SH
1600149075239a1fc0a45d670002f584d8517494b0ed41
�u#���]g���Qt���A
(witness)
3045022100c665dd8e94c2a800cb65ef7d8bd2f07ae1f7ac3c1d49b4d8453e25ab7286e6cd0220534109ece7e278dc3625af5339fe1a821e4f6c7ef03c145ff5dce3ae982a27b501
03c2ad383a8b82d3d1c3b2a9643a771e59aa1251794179265294216bcbdc700691
P2SH
16001405293fd52a5a5cf1a98b53bcc479127cb0402150
)?�*Z\�S��y|�@!P
(witness)
3044022078d1010158800ff34b4a9ddba509d9ffdd680d82a4c314eac595788fee4946e602200d23aa49de79beef651008d906ae277b081c50f1573f74ad16cb2ddf900d83d901
0397bf760f63388b6ae38bc691d5170a370a754c8385f727b87fb47886cdb47a0f
P2SH
1600148d1666f41ceaf3dde52d4efa5ffdead0e9c5aa5c
�f�����-N�_����Ū\
(witness)
304402201963d1c85f2cb7ab42d3c612cf6bce44c99eca3d0554ff16dcb9de89dbc9902a0220343f364a311613cc59de597bbc8cafe336aa858e9b8cd3e85929d5fbb97d2e7a01
036ac132a740a640dfbd31d72c88c15a4e444ddf893c90c5f9acc721b899e18085
P2SH
160014d750dd59d2eaefbcfaf49417f51281b3970a3184
�P�Y���������� 1�
(witness)
304402200e894a6afe02edd911bbb5b646ab8f6c4c61474ed4a5deebaaf8c3ef4cafc86602201ed46afdabd8eec1b31d6899cec79f92efc3826d546b4a2560c2266ec40ba23c01
030c6050f38c8bf11130ee486952c116345329a0cb47855c4025b8a631777e27ff
P2SH
16001429cacc8fbef888e37a0c27f6ca24dc3b384361de
)�̏����z '��$�;8Ca�
(witness)
30440220237bd4c9f3bfec6157492edd532d055699019e5b30daa704ff8fdb3a5db7fb4202206b8443ab1ca3d40984f70e33b2ea184f6714d1828469cac55c8dcbfc3f8f0e7501
036b911640d78805bc476e5cc7ee2e30587157a6425d127ce13bd1b2ee690b110e
P2SH
16001476b042dd059fe6e2295491af7ded8c2a0fac6df7
v�B����)T��}�*�m�
(witness)
3044022031a3a49048b9ae8f32a259d603f48179f11d9ed4a91da40bdd987bd8d9c6bba202205c9ba3ec5e103c7fb0dd4fe8f2f75abdf12fc88ed46e601c25f1150bf2027bab01
032fa757c4186655f3508cda82818531bf229fda4b630da056b9310bed2d570920
P2SH
16001412335a9f24d9087c2214d316bb666409c8a1c00d
3Z�$�|"��fd ȡ�
(witness)
3044022072700288606f49bd2785dc5995a2893a70bf98be00afd1c5e4be00f423b38cfa02204dfd933cc6904ea7826df0f04d8db88e104327978311c07a02dda70a54d7991801
035d69c1cbd42c039406e7932cdb03eb76b8f18b9a2af555784667c488dfa4b1dc
P2SH
160014414db6ed26db1b5d312971cc21a267ee6f48eda1
AM��&�]1)q�!�g�oH��
(witness)
30440220113b263725dacfc2cc76871eaaf8a89c82b269fbb707c78d97828b9eb5229fea0220040b0904546d19f2fd53fa93cb92e10db95e89572db9588456a75825a08e9a5b01
03b69c9db2ce91ab128e908613bdcdd71e8b0c800a92ddde085f9853851a8f262c
P2SH
16001402bcfbd41a0e6357e49c8ef706cc3f4045133a11
���cW䜎��?@E:
(witness)
304402204857cf4adc0571293d6c1e2fcf499c3c0d4167b5f73b04b169ec10283c9ecd1c02202b064418f3687de4ebb6f3078c6cc81344e37eaf9b991bc7af17f96932725c8801
02a7538a2635ea5817742d509a90d69bad24a86fbb3615ff3aef9fcdecfabedb3e
P2SH
16001402bcfbd41a0e6357e49c8ef706cc3f4045133a11
���cW䜎��?@E:
(witness)
304402204ea19c15d7726b344367c51abe07d02949fe5cadbf136560c9dae55a5df33f490220300afe3229800bd5d4d11706147e6e1fb6c190893f78fbdef612b5066a9cafeb01
02a7538a2635ea5817742d509a90d69bad24a86fbb3615ff3aef9fcdecfabedb3e
P2SH
16001490f63b947731d5d80e319aa293d4eb58af8d72db
��;�w1��1�����X��r�
(witness)
304402205206c3687214e1158904f3e4b617e3b9d1ed2bc1b76ab94b3d16a40b7a95974f02207c5c3c1bf505ab737bab880cede9a563a16ed58633c3fbdee5695faf9118be9501
02fcdb1ba588fd5b8ba77e1282a8a623152b04b87659cfd0b945300972ffa12f38
P2SH
16001460d5eac5a0e12f64b657eed6f297abbe9211e79d
`��Š�/d�W��򗫾��
(witness)
304402207344452e81584783c77e8b720fbc155f9609c25bad56b3188cf509eac12b007a022046b794e215721819f88e3c117bfa1ac3613c412c9e8f7f3c5643ee5fe070d3d101
0244a8884f62f942744c82b6ec4174103ba4372e42b2a2972dce33b0c3a743c67a
P2SH
1600140ac9db888f5dac7d8d80d4e445fbf2cc2b4c181c
 �ۈ�]�}����E���+L
(witness)
3045022100ad6410913363ddb829a70127eb0e264ed1cf15414038a67318e002462557de8b02202b0307d0a4310e87703746d5ae1e6bcb7c65c808c71e2cf14eb0ba221f5b07a801
0283c41d09262566d137f68c5353e6d3d9e8bfa0c34d5fa335b5bec4e12f5cba49
P2SH
16001465bbc6bad9770a65b473e04d9516c396f2a7e57d
e�ƺ�w e�s�M�Ö��}
(witness)
3044022018751e00bc34772785adb9dc5d04fb854e64c974583d705ff8f0407a9887e22902207338dcf07a64b2318e88c603905cfd7dadc5edf423f21c7a91cb9d306b774acb01
02dabdf55b950601b6efd4ab7f8d083e3feb7b619d3e1a81c2b4f88edcf89c43ad
P2SH
16001465bbc6bad9770a65b473e04d9516c396f2a7e57d
e�ƺ�w e�s�M�Ö��}
(witness)
304402207e4ef74f0d90003174c1c2d9e6c133a0f77ce233bbe22448c4906c40d69090b902204baa3f750f5be122d48e569f4f9252b85ee0c40e02575778cd386171f29999f001
02dabdf55b950601b6efd4ab7f8d083e3feb7b619d3e1a81c2b4f88edcf89c43ad
P2SH
160014c34250a96430937c10626ce1a602b33c36226a8a
�BP�d0�|bl��<6"j�
(witness)
3045022100c094636928501cf07bca98d0ed852a1a2072429a4b6f05b440cb52eb53d7615b022002efe884f53eace7e37b7bd7bf8b6517e08d557a2328242b6d857c0cd1f889b701
028decf2322569c4ae0d1aa5c507aa434ae0c00201de83ab5522b038021ea34817
P2SH
160014168bd50f38c6ab698eb6b34c1fd22644f88f4c54
��8ƫi���L�&D��LT
(witness)
30440220748b5cf0d6a03e822cd5bac6f50ef7f7ab508213750d2ee2bbeb2403a12e4cf802202188c00abea0f3ec6962066be4b340462efb31c3736e1bfd68ef8381a5316ab101
028e579ecb65e8e43b0d840943c19c53eca25e4d3a19ebdb3453348b2a8eb00667
P2SH
1600142477aafb099a4e0376fb745aa8124862cd508e16
$w�� �Nv�tZ�Hb�P�
(witness)
304402203ecfdc372e71596e6909c07d394e2f42b9456c67e30fa4e204d115b95d5db0aa0220661900539ab589f6e3f5b60d80c6e77a60e71e5ad37616afeb29cef272e1867601
038a11d78502877894389bf1725c3b2e12896acec737b44853baa03e975002456c
P2SH
160014e608ac53bf3ca8558f66d7aeef71cc012d8212b0
��S�<�U�f׮�q�-��
(witness)
3045022100ca69522e171e6530b644a808eb78c0955ce65988678bc4b0323bc27cc748cb6e02206997dcf90129c9e9536c28b3535c4dad2fe4e0004adc1165e90c8e6b76d713f101
03e241961620ceb3e2a81028eaf6715ea8171eb2bf58fce24f19f36ab0c1acc1e7
P2SH
160014e608ac53bf3ca8558f66d7aeef71cc012d8212b0
��S�<�U�f׮�q�-��
(witness)
304402207909178cce1ef521f45a5887c63c418bc75ed8d6a8d167eaf8833b532b587f5902207aa9e743ca657384c0874f2f0e6dca1a2f5211f1951dfd223d2f9ed8618b5f0701
03e241961620ceb3e2a81028eaf6715ea8171eb2bf58fce24f19f36ab0c1acc1e7
P2SH
16001410996476f9bf45052940b3674a31019903ca26bf
�dv��E)@�gJ1��&�
(witness)
3045022100f0b0a74ea17d241f02e3659cb432de6acc8641104d966da55cea9c2388629732022030395358d2bfd152b63371c599f1a1a1823b13845de962cf3b5124d49f3849f401
02e7c76389519b913a72c107c8ea0d29a2e66c134220ba6fcbbf8d6add56a4d451
P2SH
160014cdfffbaf6d95302f94d217e4abf9b2e9003a6b77
����m�0/������:kw
(witness)
3045022100b735fc37f6cd93cefa05e25cfb621c71462c34aed3f873bff3ec545667aa31d602201d0372f907ca7c9c6e83ccfe69fe94fccf16898694c33db7e501c243e8ba9e4f01
02f10e42eabb46f0235ea2832ffb6faf1c39d63b9e53c7fca24a30735ab53a4761
P2SH
160014c553c7ac96aa3f3797459083903379d8d03bd6ad
�SǬ��?7�E���3y��;֭
(witness)
3044022043f4b21b92cc5648f895ad329e1054a54a1f5a7d6b9d18f7a5421f6838464fce022051646ae1cf7352d501d053831b5dda24bd64d06fefec8c669611e377efddacd401
0330c26547bd30cf4d06f040eb376e3479b153964c66b6755b1b46275c556a41a9
P2SH
160014508fcff2bf38ab41eb9be0a9bec59d5950a634f9
P���8�A�੾ŝYP�4�
(witness)
30440220414600025c790cd5a23ea96b340afd705c63a3c6e4060dc40ca038061bdae98502202fcbc7fd68e0e36750fa55ae09d356bff6f5e27344c9a85aa2f72125ae9b0c3901
03130f6764cd42bd5fa303725c52781001853a987b664fbf6fe48f8523225986d9
P2SH
160014df8e4bddff24bf4c7b19183fa2b80a548b1ec2a4
ߎK��$�L{?�� T�¤
(witness)
3045022100a81238c65c477610299824e5180643985d21575a695abedf5e4587503560f64402200f44608c7948e2d3f40dc6f4d9abf3fa8774f6fce34f18ef137f858fd088c5b201
031d69a0e635573514179ce61a5624f77dfbdb0a06f06b1507461b7a7c259f483e
P2SH
16001481742f9736d6971fbebfdb30eecb5404bb074ed7
�t/�6֗���0��T�N�
(witness)
304402200c59dd2f316a2f45c5884044349d77ef219ec9547ed6555414b51c68cca80538022050b54f51eef395bf58342b6deb843bea2519c5b9f4b35d2f139de7a8990b79b001
02eb9fb4d5522640c122e9272b3abc82aa6f4a84ede1770552e36c513b9e1d0da9
P2SH
1600140983640298c83cdba720c6b27f570cb6984810e8
 �d��<ۧ ƲW ��H�
(witness)
30450221009d79e3da65b0d12efc1c5124eac7fe5cbd331ee03692a3ac308f4cdf41e2e3f002205f462649c19619d10826a67688fd4e13d139cb1cb9ed4f638ead9d06dc8b704001
034483c1f55d39e407d61a61c242981059b63e5798a4c03deb606ec6a419e9c2d0
P2SH
1600147cbd792f67f2cf70831f238b06b911b6e4a4fd14
|�y/g��p�#�����
(witness)
304402204b63144a8fea2b17c677dd04e53a0f04419d1f89f6d5357531a06039ac0645e002200c7d8d59710fd5fd3a07d6063f5c847e3737fa16e85ad8d2e189d8baa363d7ec01
02beb96f7a88b7cc3126ad99ab8f1a3ddfc8a391c1e0de3758b75190be798315de
P2SH
1600147cbd792f67f2cf70831f238b06b911b6e4a4fd14
|�y/g��p�#�����
(witness)
3045022100e6db5e1e70382f0995fa403f8e7b1f661c9adfcf3488d1bae0a4b02246521625022003355c83e65b9f4212a8ee662f354c87b12f4d8f30a4399d5952947b8a3d513c01
02beb96f7a88b7cc3126ad99ab8f1a3ddfc8a391c1e0de3758b75190be798315de
P2SH
160014f98354c4e4b9bb83aa32ed3db653dfd1bf456596
��T�乻��2�=�S�ѿEe�
(witness)
304402203e56d5b8bd447faf5fec012f422f8e66bcecb5af41707c34b5dcfafdfebbbad702205cc335be60259c10014bd9bbb149af51045210b65d41c7cf5ee7573769a2a88a01
023dc820eb4f55b7057483ff25734878655ecae89e2c8f2b523d24181e214034da
P2SH
160014619542de524b6bf86aca03f8b0c637a73fa46a65
a�B�RKk�j����7�?�je
(witness)
3044022026560abfcfd436fb54fec16932c04a432eaae5eb253e7cf3ccc74d088034e9c902206459625269c42a60da6b094151706308f1d067041fb22dd25ef19dec5b26cacc01
021e6afcfd0b93dbd0122836a5e3de12bad815ebb467da8039d595a1de25496790
P2SH
1600145609e3dce992fc7cf38f1fb036fa4bcfa53c32d6
V ����|��6�Kϥ<2�
(witness)
30440220304707c5f87e2f56895856e2abc859d601297ad6abb23b2affb11bedd3236c6002207930f999b048e20e01caea67f20e0ccabf584afe7a89f9a663b5dfbc9046199101
03a492017eef5c4f9f440f2987daf05f812de9bd455aa7effc65ff810bbd715659
P2SH
1600145609e3dce992fc7cf38f1fb036fa4bcfa53c32d6
V ����|��6�Kϥ<2�
(witness)
30440220072232c5187c42bbdb02a5116684dc11c23897f32734df58f2266b59459fdeaa02203644aea7d810c4a23fecda095b3cbe846b068c785c0c6c5afb02e3286777bd1601
03a492017eef5c4f9f440f2987daf05f812de9bd455aa7effc65ff810bbd715659
P2SH
160014f66239f1b104d1bc4bd9b2282741e6e9e52559a0
�b9�ѼKٲ('A���%Y�
(witness)
304402205f022ca70d24297b5e0711cdc0f9eaf00a35378c75149e36ca25c8819a21d7ff0220120e2234d65f21c673142e632faebc4909e9182f448ca779b955877b43acd74001
02d32c0823267f876817232ff64bd4961bf6e4bf7f15f60ff7d57dccf7da323f18
P2SH
160014e7f9dcc2d9eeef383138d87d285174e811d0a4a1
�������818�}(Qt��
(witness)
3044022001af1e843a5aef3987d1175c27c811fb2cfbb3815b87113500142c2b3d92f4e102202d483cea0195586f3504a8a2458bed95ef1115a20cbee4b889338afe8ec5ee3001
02b48412f4171dd0379daaa9ad8d2467f23e04977cec4788ee94b21051a9efa38f
P2SH
1600147866e50a69608600bc9fad926c1bb412244371c8
xf� i`�����l�$Cq�
(witness)
3044022043661c20c3e01f7f0889b9b7a74b32c4efaa8a2b87f4d87f0d24d847f01816df02202f76ddbf5c565f797d689ed25addb447b00dc6ebd70c4b2c2db35860d1318db801
03c7c83e17a11aa1832ec72311cf4a879dc7493bd2dd9687ad60987c4f0542a5d4
P2SH
160014473a2ccf658dba1a0e9a4bd239bc3299c620d2fe
G:,�e���K�9�2�� ��
(witness)
3045022100874134fa11b24d42def47c1091db55d8cdeeb1fa49d4032969cc23815498834502204f531826fbe31bd226e0555cf852819400f269fd3f41282992cee74f4324cbe401
029d2cbfa507ab141f28f6ef5a7da5660d904058c0b4a7e14bc2c9775e6320f3de
P2SH
1600144e0fd7b2ed9ae54a0fdbf0b3a5f2a9dfd92ff342
Nײ��J�����/�B
(witness)
3044022055f58d26100ed17ff23bd8a0df128ecbd7b0b5e83745f2c5aa00bf17c76ef5a20220479fe79bafdeeec8bdf7f7fa47f775e06d7e015715d81af3b4d39a5166a157dd01
0276f208f880f2f44ad55cd7f2f9d28ed4124e93fabd2e69017e6e21fceb335b41
P2SH
160014f9aa9f62f204b4ebdc3e8809a41470c954749da2
���b����>� �p�Tt��
(witness)
3045022100e380f98743ccdcd688b6c067c612e00eafca59171cd6997a73ba2c08ef590dba02202cf48bdf639595f4325481e71846f089a39255aa62156b81c899d17e46eb679001
0386a866f5210ae87ee47cedb8861b9ca92c22512ab1011d2a293de236d8879d7b
P2SH
160014c1aa234fbfe1d057c085c371c581d4e138aa49b7
��#O���W���qŁ��8�I�
(witness)
304502210090a668f684053bc7bef021d20d6273aa092b986d9f38d849db078bbe9212c611022052afc057f2b58e26e358ff086774f5553c105aeba8dba5faa916832bc34a077701
02ebabf8f705b18dab41e771f105560ece6a9268d54808c97013f8ff03bafadd72
P2SH
16001471836cd03005e7dcf3a2f5cf67a4b37cfafcb8bd
q�l�0�����g��|����
(witness)
3044022016eed7cefbf5f8122a47c6d8c328c061b9bec3564cabcf50d69b6fae8b0de4be02206f4b9afb3f3da8cbe619b8d6c3fbfdddcf46462be8fc404332084def359e627201
02ec5dc933959ab8bc563701f65e860d45980fd2d9095a6c556a20fd4c5d3b630b
P2SH
160014ae76bb7c773cd3ec709d84e0ad855096dd62bd4a
�v�|w<��p��୅P��b�J
(witness)
304402200318fe2b18903b44b085b1cf56cd5dd9a56cbb404dd990ffcad8c0b5dd48541a02205c128e92a73942c764d28f5d0861d015f322085e72f3307c11c8e3c8ae05205901
030b90c492ebe5f0bc650b26f4fedfb423d5955f5ad7d28d99ed6e7114a174d3aa
Output Scripts
P2SH
OP_HASH160 bd4ffdc82c0c8f9e8302f075c27abbaba25f3ce5 OP_EQUAL
P2SH
OP_HASH160 3d39f9699eca2f1b1c526c71f01ebc5dbbfb8b34 OP_EQUAL