Due to the adjustment of the company's development strategy, in order to better serve our customers, our company has fully launched a new brand and new domain name CloverPool.View and Collect
Transaction Hash
b446d076191fb5b0d44fdc95dcda416e93ec7744713a2a923dc3eab76af222dd
Summary
Height
Confirmations
571,120
Timestamp
2022-01-09 16:36:36
Size (rawtx)
5,483 Bytes
Virtual Size
5,402 Bytes
Weight
21,605
Status
Confirmed
Input
4124.41656278 LTC
Output
4124.41602258 LTC
Sigops
389
Fees
0.00054020 LTC
Fees Rate(LTC/kVB)
0.00010000 LTC
Other Explorers
Transaction
Input (1)4,124.41656278 LTC
Output (161)4,124.41602258 LTC
Input Scripts
P2WPKH_V0
(witness)
3044022065a15fa0ee6aaeb3e4126ae1a938bf4f64524817ab312329c0b25761b2e77f8c0220011fc299d12dc2954e4a0101967164d6c671de62aa427d6bb5e4d4798e8fe42501
038fd469f98ccc7bf7d044a27d464ddfb4cb27b3fd741ebc6f5b61a77e59d5a47e
Output Scripts
P2PKH
OP_DUP OP_HASH160 69e779dce29721a1656976e505aecb428c978e7e OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 d33dd6e5dc0919113ebf53f0ac608351d05152b5 OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 4a85ab112672b825ca0583d6c2228ede6af76dfa OP_EQUAL
P2SH
OP_HASH160 710a3448c204d03934a5155eff0aed3f840c52fa OP_EQUAL
P2PKH
OP_DUP OP_HASH160 b36385b31a4c2dd413bd909153e9bb93317fc322 OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 12092fc5fbe22c1306f0d245fcf7cd1b5e09beb4 OP_EQUAL
P2PKH
OP_DUP OP_HASH160 7d939accdfd42dbc3777abd289e685299c9e05fc OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 d72e695577f35abf7ef8fbdf200eebcce644c67f OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 a951cc31a8b7f8d544beb7550fa211083b355c8a
P2PKH
OP_DUP OP_HASH160 b7f5253df55c8fbabbb04a90743b9dc2fed904b9 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 08d007575233d0a966f746c318fd5b36cab22419 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 3a98e8150973d93fce9a23a62039f91ade00d783 OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 48ff60aa63c371dea68a762117acaf1f52b84546
P2PKH
OP_DUP OP_HASH160 893a493cb661d67ea0f1fc9a2f23718b6a1ca71e OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 bf833c1998609269ab7858d12b9a89567cda2ab2 OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 77bf5da761982b5f1721ab659334a03eeae587d2
P2PKH
OP_DUP OP_HASH160 64c6ecf4a845ea3bcb0149647bb4c78d7142aade OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 232ddd25b28fa077791205412bc4de822f0f7163 OP_EQUAL
P2WPKH_V0
OP_0 192d1670071dcb54cd8e1ceaadeb5018f25f03dd
P2PKH
OP_DUP OP_HASH160 60a94d58403b9aad0b510bde4c5add73a95af2a0 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 bd15e78e52424aae9132cc39b98b06b555c45803 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 5c9411eacdbc5f1b37ee4c79d846d580550fd2cd OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 146f656bbc11176e86437839c2fb04423feb6b21 OP_EQUAL
P2WPKH_V0
OP_0 a0d5bf6e03c8bd19921141418ba10756cc369415
P2PKH
OP_DUP OP_HASH160 c192111818463a4a0931a948a65bd73368064484 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 fef8892ecef64daaad6457fee32f7a8c753169b3 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 66a0e36b78c0471bafd3f74e7b0b20354c5963eb OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 3cdc7c0b434e7a94af3d2976106dd92aadfbbe28 OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 d13a9c733ed6f8e7d3b2543b14e6350b5209f177 OP_EQUAL
P2PKH
OP_DUP OP_HASH160 7f40ec9eb84e7f6751d0c1c6ca7eae17e0c174b8 OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 d64df10264b008a457cce3728ffeec6371fa414d
P2PKH
OP_DUP OP_HASH160 a4df7060a929e6e7afecd531822d0e7b6660ce39 OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 0c9d4fee5d7dbddb57b63c19f2b68a029c8d1c86 OP_EQUAL
P2PKH
OP_DUP OP_HASH160 6b0686fc184bfdd4043108a4a1200d5e886b54a0 OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 43aa2270db7f83600a0d7c708e77d8504d970da5
P2WPKH_V0
OP_0 11b60d6c48c1f56fee0b0c160aecb36d8635480b
P2SH
OP_HASH160 51db0ec38f516ef620ba150c599a607953c5cd5a OP_EQUAL
P2PKH
OP_DUP OP_HASH160 99b52aed1f34b3aa094cd9808a75e9ef6f3eac9c OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 9155500707ca410669b8aa1d83586eb98f6e5a62 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 c254d94c36a9b2502b5b33d71507d2c0fffe920a OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 8b4cf2ba79b92d0155f16781a640f261f9e78b9c OP_EQUAL
P2SH
OP_HASH160 5d62bdb26584c4cea3bd6bc13b3a169c53991fe2 OP_EQUAL
P2PKH
OP_DUP OP_HASH160 4c0f5b0dcc206727b3626a6ce14113b0c053ad29 OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 ba3de616193785e9bdfd899384452b675cf8a261 OP_EQUAL
P2SH
OP_HASH160 33d3515f55e4e3d6552bc76eae9cc2f884f38259 OP_EQUAL
P2PKH
OP_DUP OP_HASH160 b84723b9231cc8ef86c429a655722bb3a01b75a1 OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 b258fe03e2a10691c5365a59a03e3a0af84389bb OP_EQUAL
P2WPKH_V0
OP_0 1146f60b81cfe81f94821f33377ffd28a9f486ed
P2PKH
OP_DUP OP_HASH160 a17c38a37b7bc214e7cd199d5b453d22c43140a6 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 50de55f064920faf204fd2257c80f859ee99de72 OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 201b3fdf21d839366d18288556525b1a2a98c70b
P2PKH
OP_DUP OP_HASH160 707266ed6f5578f54d78cf2b6d07defa0500b4fe OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 9971cd454684ac36f75eb1822205efb5cdb6b428 OP_EQUAL
P2PKH
OP_DUP OP_HASH160 693a51cb698dc8d56c8f1537c2fc7224757118a5 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 79633908e39829e24b0c0538a4e32fd1c584e81c OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 66003476cd9ad1311c1b24d15b1f74d113146ef1 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 6fa5ff8d349ad07aa175ffee87865f810b8c0da5 OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 759bb72b534084385f5d8f205049f82796089cfe OP_EQUAL
P2SH
OP_HASH160 3d6bafe2a3c781ccea9b5b3268a77833a60aeebf OP_EQUAL
P2PKH
OP_DUP OP_HASH160 26e31d1022d37a61014861796ce81411fc345e1b OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 96069947253ad7b20e1e7e5823f10874d623cf24
P2PKH
OP_DUP OP_HASH160 2810c21be7da171f8e982be037d0f2f0be49b3ac OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 66a13b2381058ed54a9b85c7677ce5470bbf79b5 OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 a76a7a399dbfdd91b59a8821ad3a1088312c484c OP_EQUAL
P2PKH
OP_DUP OP_HASH160 e79bf29db054be2475cf974fffb474e8f6b88e92 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 1a5bf87bc595ec60699a7f88925b80e5e1058381 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 1d9fc691f691338c7679b8fd23eb88e925cae665 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 43fba5555097946cdedb3fbc0189f62ea1939c0d OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 b2c8d52549b83d84d29261f80ef31e8cecbd7f6c OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 3641c38ae7b64734fec9fa95025f49422ca8df12
P2PKH
OP_DUP OP_HASH160 3200efc32974c7e442ed4bb42e21ecc1a36a55e7 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 ba7b192909632367727674232dd91c8e76d506a2 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 e2b62186d46df87468bbf68f239278c2775e6c55 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 e55964bde907baf8e7a08a1a030ac91e2e7060e5 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 372f31b577b210b94f5a56e7522b6844b1a82531 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 a05653d962f62dc5d03bfd745035c4eee1249f99 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 cde6c15e666cd644ec35a36541a872b8a0c824cc OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 e3629c6b87fcf66a235459fafe95616a95aab32f
P2PKH
OP_DUP OP_HASH160 38fcd7eed50062e09a18c26896f4893cae3d2bc3 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 cbd545c0ee43d2e86d10f8282e5b8ce9c16c30c9 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 006f261848e412a10e9e4a51c4f103dc38556ef7 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 a437d6602ebc5f029aa0e87b28872c4a5b9949da OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 2f801fe09bd3c48c8327b3da3caa1b2538835bb8 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 a4720fb418a38b8be614dce597e11783853db896 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 2224b31df2af574dad2f728331d983e14ac28acf OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 d11b492704baf7ed226f5996fc046d83c1a23cf0 OP_EQUAL
P2SH
OP_HASH160 2ed7dab6b2c6ca12688f76bacb10acc6991334f5 OP_EQUAL
P2SH
OP_HASH160 f5491b9a53fed4e741b8790c1caa88bd29ce0706 OP_EQUAL
P2PKH
OP_DUP OP_HASH160 89082677242ba487a6ffb2a965716b4dda77590e OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 08ac74c9cc926d435ea2dcdcd45e237bafffcc5e OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 8c5f6249f192c991b4e5db2f0d798c41c7d2c25f OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 48a4a11f4ee8fa15c9f1bdc815f33d5982eedad8
P2SH
OP_HASH160 dacb1017b03c972387dbe26a6dfd7b8ffffbe47f OP_EQUAL
P2PKH
OP_DUP OP_HASH160 df439c1d2ec19faf31c53c96d36957d2fbc63b31 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 29ba21f76f67b46a10c9514b75e21b6e9f147e71 OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 6ccc7806c977affe3acd320d3f8268a308e6ef42 OP_EQUAL
P2WPKH_V0
OP_0 5bfba14a583cae3101e5c47cfb0dce9fa27b7dbd
P2SH
OP_HASH160 de11b24fa7b2deccf74d45ef52cb810eb56fac22 OP_EQUAL
P2PKH
OP_DUP OP_HASH160 7887ba84a63eec5fa2dfad06420fdc2f25ebaf7f OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 fa88561e1e9a7d417d007997b92fb43b0eca346a OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 926cabaabb4188567cccba1290e4c83a3b869512
P2SH
OP_HASH160 7d1629ec85bf04350e8e8a26d28cb20548d995b0 OP_EQUAL
P2PKH
OP_DUP OP_HASH160 4a95607cb0496b993f1969182a71685ec6e55e8b OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 b60ea4ce805d1c21ff2110523dea8301756f38b1 OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 77c5566f251a4469a2fbb4d4415dd08cc335689d OP_EQUAL
P2WPKH_V0
OP_0 4dead2d6481e30cbde12fd3c11cc905427b42d3e
P2PKH
OP_DUP OP_HASH160 fbd73593052b0cb77f7eb0a6b355afca893139aa OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 80a2cbb4eee356635f0a870725b0cc20ed44346d OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 cabf1f2f1c7f2236a8b9facfe41478f70c6a0778 OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 6ff572494fa26a7a320503797599d8e017d17234 OP_EQUAL
P2WPKH_V0
OP_0 cd55b722e9e79c4e2c1947ceb3811fa368517fad
P2SH
OP_HASH160 62269e6cc65aa0fa986308e3672b5c03e42a4d9e OP_EQUAL
P2PKH
OP_DUP OP_HASH160 08785ebf085a6fdfad47201b645b740550bab9b2 OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 6da7eb3732b27987e3e7a353aaf1c4aeb6b37e74 OP_EQUAL
P2SH
OP_HASH160 98818d456ec4e917af9f6cd6d9a643e4ce3236e4 OP_EQUAL
P2WPKH_V0
OP_0 ec8727151a68d6ac15a9ec1eeff33a1555d81a99
P2WPKH_V0
OP_0 1b9a1c8263a0d559f591d0ee4f31049a8284fc47
P2PKH
OP_DUP OP_HASH160 bb8ef521b84642c4748b082089238e190c2e4ed5 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 40d0ab27df7123d97c2349d8359ab5e7b985ed9b OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 d0fb6e37599b1e4bc0eb85911546a5a660ae7570 OP_EQUAL
P2WPKH_V0
OP_0 5b215e9953555572b1007df0000deb12f4943447
P2PKH
OP_DUP OP_HASH160 8ee9938d0573331443e05501fe2bad687b029a23 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 5e99c799b0f6f7151a393c34cdb2156bebe0d759 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 1f1118b18d451fc8c66211e8f3c7bad0660f0aa8 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 60f971b6e357f203e6b96a1f1f7e03a7d5303eaa OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 f364900a0a80193bd3c8d6b0099e953680d1fea5 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 ac83fd74ed4acb60a0ad71461f683ca608ca124f OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 44b0c24f792e8ccd5ca1a373fb203ef30dd554aa OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 303547b5e8f35327b4f3b15d400f35780e1aef81 OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 bd5f647c873fb277cfdb4dc6eed9b343ed105760 OP_EQUAL
P2SH
OP_HASH160 eb53d0e6e498eff26424462aaeda8249b37d1914 OP_EQUAL
P2SH
OP_HASH160 6e5358b80985fd557a1b0ab3efd276ded3a3d9a2 OP_EQUAL
P2PKH
OP_DUP OP_HASH160 8c16b9915e2b179348112135d29dd0b7d508e2d2 OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 b54f0ebf99c33106730d2c20d24919694aac0523
P2PKH
OP_DUP OP_HASH160 b38ce0ba00f223a5cf5facde041235c134482b09 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 47307c74b894250aa807379ff589a06046aa4031 OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 b91f9ab14b173c4f0aaa7d6424f97c2ebed58722 OP_EQUAL
P2PKH
OP_DUP OP_HASH160 8509cf1a26fd6fa87dcc5e6072635b3629cf2e1d OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 3aea32c43781ebd901c6342903c841ef598adb90 OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 c9944bff89c7f3dfa5ca3adcd0966acb32019047 OP_EQUAL
P2SH
OP_HASH160 e902a2673fd73fe6a4a5878297657a961b693624 OP_EQUAL
P2PKH
OP_DUP OP_HASH160 029f5c211a057c68f43254564a9a7caddadea133 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 4ae8e6ad4e2947051cff0f013683a6f5888c18e2 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 12ecd8e80c010f458d5276d9a896dbd8db3f0115 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 7b3922cf5742cc86e21bdf4b8de22b02ff7308c5 OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 2021f65b41c33c0747c3eb18a849f4cd33aa0df5 OP_EQUAL
P2WPKH_V0
OP_0 d0832098be4aba16c7eacd77f7e7828cf88dfc88
P2PKH
OP_DUP OP_HASH160 a893ff885a639ee082d14f573e58109490580b3c OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 abefcd5a90b3bf727a72ccdbb1955abf203e15e0 OP_EQUAL
P2PKH
OP_DUP OP_HASH160 81506c88ae0ae926cb7d8f6d391018f8943bd8cf OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 58bdb8cca9d2d7e85b165470b45a9a78d6c79feb OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 b666443b3de7ef00e79ffea5c1d7a2a3e6933ab3 OP_EQUAL
P2PKH
OP_DUP OP_HASH160 83b61b1587d374d4b5c5c20a7f480ead76c691f0 OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 89ae7c71e7b17463dd6b6cede6aadeb4e5095e39 OP_EQUAL
P2PKH
OP_DUP OP_HASH160 52646267f393605fb9ea3253992ac86c46a58a98 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 6dd24cc76649f0500627aa5722a4059aceb5ba38 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 e157c088cd9370133f0c313ed7869c690f988871 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 a15024f857ef6a8d1dbe2e206157a9a5af78e403 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 c728c8ee88a657a4bd178fd8a1806d9206f2f1b0 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 e35c5b7ebaad5903a126cf59e74d5306f85bfa5a OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 3a2e610b2c5f25f97d43e69b68c6a09de09c992e OP_EQUAL