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.
Transaction Hash
229a1dfdb810711b4152df59fa3f594c057d2a53242e06d6ef0b7794e29b0b15
Summary
Height
Confirmations
279,223
Timestamp
2019-07-16 22:35:48
Size (rawtx)
7,171 Bytes
Virtual Size
4,321 Bytes
Weight
17,281
Status
Confirmed
Input
2.05543610 BTC
Output
2.05331584 BTC
Sigops
193
Fees
0.00212026 BTC
Fees Rate(BTC/kVB)
0.00049069 BTC
Other Explorers
Transaction
Input (16)2.05543610 BTC
Output (58)2.05331584 BTC
Input Scripts
P2SH
22002019fa12866b93c4b7ec91d9d0604e47a140e8fed94518ec6187882993389ead59
" ��k�ķ���`NG�@���E�a��)�8��Y
(witness)
3045022100a0d2513b2b1a3ac6e5e5aa6c28ba25d43b47bfe0ed176944e4c30ba2f660640102202c465bb94b8343687eef68c7f27885d9726acb2da4b3807ca6327882800c3efe01
304402200f94be4cef76d5953200e1e36da460bf6e34f4fd424773150230543e6da2e5160220183e4750275436825730516ad7921612645f3e1c6078b7708a981600e541945901
5221030dbbafee84c50d903a7f97ad607d8b072c45c70669a0872218e1acd720329bf2210226a6b40fbb26d034256f20afd93f2e1bf6503dda97eaceea1fb148bdf241ba39210233ce4b8a56926ab350f372e643e1692bacf000804145e0626861173be185499953ae
P2SH
220020d0891412160138aa89a4c96ed96e75e4818ef66c8210e37f558b6322752e94c5
" Љ8����n�nu䁎�l��U�c"u.��
(witness)
3045022100b0ed816469d118f27209374ea10d70b7247ed7621912fd7ca34ed0504fa5f9de022055c771d2491d2ffae255a3317babfe950ba888ec85404311a5e3ee60a2a6de0b01
30440220022c1408b1284b32c2b365ba3b88fa59ba604a0a1d3a16ae687efffef68e841f022036b0895467eb8f88d3150eb35d8840ab61c7f818e333f94c0f792d3ab81e8b0201
522103757a77c1bae01c514551c44bf6a6634f5fa0f28a8573a02b03071c72447056a5210397f0c23c3440dcb54eeae81a807025adfbecf901d8a30b26901c3bd528f9f09f2102626c535e54a735d60463b38b337efae4265c99e6a7e7a3b7346965b5e4c80b1553ae
P2SH
220020a5e3e1e0c4809ec06b511840a994b9f44ba4f272bb3788aceff46351849b9ca4
" ����Ā��kQ@����K��r�7����cQ����
(witness)
3045022100f1ecd1e9b9104b2b8e6df932aaee181ee9fa334c9ac456d01242b7caffd297a702204c6e9a4cc22f6d8c28a32983479d7dca1e426b63841acabdb7b12733ea1cdae201
3045022100d7795f1371ebcf3755276fded67e1d42c3ca7ebb7858f4403d59e7b855948ded0220656b15c70f312f04de56078a9257fd5b76f38689c7b4ad4e5b6e1e347917b08401
522102c712dbeb61cfd4e239e5fb08eb369e1d050e695668e9c3e440fa69eeef492f992102cb69b05ef68c847277d6285b5a3012ff263f88ebbaf76b501c30cb50ddc6fb312103e7fdc2d24213317129379f288330aa7a936794a7d1344c0b1a365292ced8482953ae
P2SH
2200200de44f1bfc57eb55cdb95edf8e53c8065483ac41a78bc9de64f52acaec8b382a
" �O�W�U͹^ߎS�T��A����d�*��8*
(witness)
3045022100c306eebae981c833a1233502346a27853a0a7ced73c4b7aebb04d0de946721b502203644f79e2c257cea43fced55e66622db015d0c8b675a63fa3c79b11378303e5001
304402205cc0911a659bf74f14131e97655a2c1ca548bd85bebf473ec9177dccf3366cd1022020012dd640d99e7729c265076946cf00052fff33656fe15381d640bc31f13e6101
522102231323e83865422a06067805c5575d572b71cec2ace97f90d3830ad4288bcf912103562234113157469ccbecc408a30a51f2fa77f6477a63d2b24550a40d8e9d1be321035d53dc5ed8cb6c05ca8d5f56a771a2f9cb06800ad8746513ba77edc3ab48474a53ae
P2SH
22002000eff026a8da23300c6baacdf0dd74c7acec120da8786b450fd53d627a3a5026
" ��&��#0 k����tǬ� �xkE�=bz:P&
(witness)
3045022100df2d6d229d985a4489974805b9e490b623c442a479f8ffca59d3265ff21089de02204d4bd20f682a9fee756958b064de03bcfb7c7e4068d677ba6c06b20dced970d201
3045022100d67a3ec5794f24437af0a6d6ea90ec4541b637400f6bcc324b9f3536995e838502202bb478bc686f67fb5b5eeaed25e2cbca38a950853f328a607541a18c6dd3ee4001
52210298b8d0f793d565f8f7db431a06d74bdb60f0171b3f329f1484de17ef4114a77a2102e4ce64f4ab925f47be61e6b58d497624eb934b7f350ae517af9d3a4e010e80842103663006274933d3e8e7c1aeea1fb29179bde272f4b99cf503b3c7bdf4ad5ab30053ae
P2SH
220020d1bb920f005c92db059794312137a6c601fa9fbd106b4181c410d474027b440a
" ѻ�\����1!7�����kA���t{D
(witness)
3045022100e47185e39c75d8c9f263fcd0a2f1584953daac5f779d0267e5c4a338749a1e2502201d2579667db0356539fa669da8e58a87a4cced6da0e013fa418c740559d04acd01
3044022068e5bd01312cb5781ed0a031eff2a552c5660f666b1a4b1c5f8af75c5144074e022009ea10a17aa8e6c1b2d079f8c2f9bdae8546942c5a15483a66f238bfb92bf98b01
5221038384f49f139c5517eadfb3cb96ab08002c5e3f8ec27b2ff961a8fc7ba28ae22f2103fc1786d128b358270673419ff0d6ebf5ff2a411238896abb4a8e34cab03bb5a02102dcd91baf73c012b6c22dcc63e8ae3d8afcbce1ce83748883d6d2dffa1fbfc3fa53ae
P2SH
22002043fe5ada51fde1e72f394bb38ff5a14df3eafb2e394b91694d1e717a1448d604
" C�Z�Q���/9K����M���.9K�iMqzH�
(witness)
304402201597bb447f7689412024568bc7978352ffc2dc64ca7bc5b2361fb4964db6232702205d4b7129480347f7b96bbf9ea9f243e1b325791cade594d4ed271789f084069201
304402205d1297640edfd4b959e57e3a6ad178b1e38bb8ef9788c6baa4aa6429619336bf02200fd45fb32a638e8ffcf7c5ddbe0850bf60551741e868b5f6bd72b2b42d5e332701
522102c4273690b478b77ee9a90442033983d005e7fddb0f9b104a45965096447b39f121029f087fd44823bf5249b990fa576c8f14d3ba2959ad54c3cbf8000388aaa612ef210395f98d3f6d2953f43885780c81ba32113f1ccbd57dabab63ffe7cc7a5b49e01753ae
P2SH
22002062677d2841b6ff5a8fdb110b5ca371890e3c8fad552ae74d552019a055f7590c
" bg}(A��Z�� \�q�<��U*�MU �U�Y
(witness)
3045022100c31c74e86ede540e1f7de8e7a518ba647f63a84f3a246f30f2ff808660d2d38b02203023ce096c2ac020ad288e569becb11bc69888cc6e37be29b506b00ccbf6a52301
304402200a77de2320f99d68322e1228de1426212142829f879e26f64214cbbea5b3b413022049dbd85cafe016c908592064b63d2c768003826c786788cb0bd3d2cf908f309601
52210226e18dd480bc6540882a1ad9361626237cabe65fda524ff54b416271ce6584972103d3763bb5324cacaf6dac74e8082f9b11771cc3946275888205e32d48226b468221037720a60e4df659a438d45f630868ba1ab5650f8f38cfd3ef630230fc50bcf30453ae
P2SH
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
H0E!��VOQ��'�ӄB޽kJ���|�� �U�� �kj J�W������Y��t� �: 0 Dmk�tk�r�7G0D �۬���s9B���DR�-N��[4t�(o� R���:c� 1}�*G�7C&���mFߛLiR!|F�u��/� -r�3�p�M�*.����$nt��!���W�y�D�z�\'���_�V�ˀs� ���!����g%����b9D ��L{���P�8y�'uV�S�
P2SH
2200202d700894043f3c11347956c47468b5c3c4492f48630737ef0d8c804b5df5b258
" -p�?<4yV�th���I/Hc7� ��K]��X
(witness)
3045022100f0f5dec8a589dd3c2d2e784e472a21cf8e0d60f41560c250ec02069a839a3cf902204f936ca674e908d057cbd38d1e3c25cea36d075289f676e2c90fb189fd7166f401
304402206759f0c58c2f1263422acceda5a83de5203518351f754b7f0d42a821ce88d24c0220103683ee2dd1a6b17e1488c346a61beba2a9ebc881406a6375d2ea4af59f3a4f01
5221039ab140284508e5c192f83312513d9cfc9d4113f4146aad3fb7dbe6a81e5c0a252103aa4b8687c0271a5b4a4562df7a464277c786779d0193656358835e7336351376210266097b0fd794176fa541a46195b3c23297f35440682a203a487b76f199fbfbaa53ae
P2SH
220020d83aa45fd3a124715f11860598f099ddd8dd738e0445fe53e66eb3bdb4bb5ee6
" �:�_ӡ$q_������s�E�S�n����^�
(witness)
304402201c67c9181cf9b7f9c718e11688e15aa08d374297c60fc5e669c4c8df645dd56502205589ca27294c21cb938cd453a1778153824f714a579d51157fbc557babcbebd101
3045022100f616053c20f0e9a60cb3313a727149c30947d8bc4d82f3a692ea42d93031975202206b902ea5a45417e13f5df41771e61e4dd43a1b84dd67f313c0a658998aad11ec01
52210307f58cabb05c25e48af88af4b2ba8d23bd8cacd88e26549c155320a7d1ab1114210294a721e0d9ba7c919468ace929adba2404d8fe6cad10f6b727bf6e98194b3d872102f8f81b5525b40bf65f087e13c6021c0f200eae19594453802ccbb325d619f00b53ae
P2SH
22002029a357626c6855607afccc816f615ed3e48c99f53218f62ccc13973e0d388915
" )�WblhU`z�́oa^�䌙�2�,��> 8�
(witness)
3045022100c6c51f9f3731019d004728b94d7bed05a724a6b01f148ab91ba53642192d4ab6022068861bfb382ff39c20f24539f8806f7f014f7818d68da306b650f45ca145444001
3045022100cb40ecd232d19278da2d09b23e4c6f235fe32a078ddc3a3c89c3c42dcf1efacb0220519790f806c73a6bdf0700c705dfc852b211147e19f24113b98a762ca776587101
5221034a314ece2c3d6abadef8e328c2a6d8cba3c216f785f9c8d34f5550c4803df6af21026bc3fe970f320871624bdc6039d8d1b8ac3afcd5ba708672f5c3a728ca9d447c21020d0a2e882168cd34c8926b1a06ad4c1741797f298782fed947950937cb8b61bf53ae
P2SH
220020e7ab1d6d5c7b3f524ca3be8d718ce8c7cbac7898fcaa9748fcc5a52e1c8c7457
" �m\{?RL���q���ˬx����H�ť.�tW
(witness)
3045022100a16e8e996adbcccbc65dc97550cd343a8400e7a4469663243a6d85b8b30e1bd002206d4be661ccda018c38ef8c29fed23ab44ab1de97cbf029c00b545ec16041db2101
30440220701e15bc6c5aca151759836494678e8add1b85bfd4a56bc1af73e059d70fe17502207fe5ba2ed394961afc4a8fa8792924375818d37d262103ac32d5c8c6734fe22501
52210271643a945d891d652601f12811c74e708eefc5e7c340b5d7e43fcb53c593b8d421023aa4f04525f9f609444e9b2c3923fda210a18c9986ab84ce22e845dfef4f9b8721023b2dcbdbfc3b2d5a5d65cfdfc22af64f095348f434ff02f135eaaea6a4df3a5f53ae
P2SH
2200200e9be4290b9331595fc90387e0107fa5526f4ffd71106d55b132242949983b18
" ��) �1Y_����RoO�qmU�2$)I�;
(witness)
3045022100a09572e77314b6887ee31267785b9f944ddc9da91038c1d3f962144235155df502203867b3f58e0d68c56a368fbde6913fced4866e914297b6e7c12e06685e4feaef01
3044022078945295b6926b415e5ed78a0c8ceb8b0aedf04b6621f6f5c30ef7efdc9d4c3302203d1a13dfd0041e16d391b039ec89bd8c990632fa86c065372985ed5a01dc282701
522103feac8df9dffa57c1449f54674815031c8a3d87f96b1e222b05693bc11412a3f421032b239c7e7de6250e5c8c82b3e2297a48fcb0359e231cd7f0dd9408b09c7cd69b21031976ab5e325376b79b98daa3cbb358a012543a86c2bb76dcc5abfceafe54e66a53ae
P2SH
2200204dfa8f179fe577383e0a97ab5a27c4c8b12b4ffd2c0e1e2a44b171f33e8dec40
" M����w8> ��Z'�ȱ+O�,*D�q�>��@
(witness)
3045022100c429bf3ecccac3fb4351a8a88476f175d2cc67a7a82ef9cb613f0444df132c0102203df26cf2dfa746caec373930b6054b32c8884acc6d9528b3e86397d8cd8a65d101
3045022100cb3f6398590cb51c2a83e4f856aff9283fd801d1ba566d2c1acee9156808810002207bd28a320ba96497ab819b307b69d07668458545a0b7fde28741291e9b99cfcb01
52210289069acf42a243fe4cfee3a48aa2ba1ed5538c437d7dbc17b3d6fd4ea1f46aa421035e42e3a75b70dd9c20eaa42216f7d5838022c547bb3896f16348d61a748d7e5a2103c2a71786b6a6eec7dd31a42f9feddcb68b11b2243460f5ebf8be08d04b6e6bd653ae
P2SH
22002021a3b9c14d4e933ae8df4ae362f5733508c8508245cfc20cc412f84e221ce098
" !���MN�:��J�b�s5�P�E�� ��N"��
(witness)
304402206f81c8d910ca33e77546b8bbbc6b79e0095c2f0c93c19a244a75757089796ea502203cd90a7941a5c812bbdab3f963e8a8b1facd92d1a587a23071494bafd98f9c3801
3045022100c6f6637fddfeeb3f65563602a41b0132fd5a3261dfb035b041a040694721e6d002203bf88b1732bbce93e44f9a34ecf65d0fc757929e2c62a182fe6ce2de0e134b6901
52210306d89c3dad41ade590898b8c8e1eeacd0bf88b1a87f36c13df49c5adfc4db798210283fe92a64d6a681defecdebbe536ff9d754c84b5d2dfacbe161751c6b4ae1d3921025226537b423874be069c6d89d2a8b89efa610d4de44e32043526c0110bdd690553ae
Output Scripts
P2SH
OP_HASH160 917c4f995bd8d482dcce6d167c021fd95e1acb63 OP_EQUAL
P2SH
OP_HASH160 a3043160c058c3ec7f021edafce9e3fa011bb608 OP_EQUAL
P2PKH
OP_DUP OP_HASH160 3267e7856c5c2f06f6e762fd120f50f71f5f8f78 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 a2c6d9e2d155418df8c766bddb5b3dd1b2e98315 OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 44bd68f22598e862b3ad43d521d78bf0789c0942 OP_EQUAL
P2SH
OP_HASH160 d4368cb327e0fad767cbad1582686393fd7fee34 OP_EQUAL
P2PKH
OP_DUP OP_HASH160 76f4f169d361318a4597185e68d716e43c667765 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 b249966f7bb468d1df2d8bba442465219a2c10a4 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 6df868b7228e688245bba92fd384e55b8ab0b053 OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 9b21c780d222cc7827c140ead6fb8df0da19c04d OP_EQUAL
P2PKH
OP_DUP OP_HASH160 7dd25afb616fd67c6fcbc5384ee6bd69e943317c OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 d288ea32434e8fb1d5a8fb4bf6c60ab67bfc5535 OP_EQUAL
P2PKH
OP_DUP OP_HASH160 a055eb2c2bfd4902382381f810ba3c484d30a00a OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 e491ac5ac583e030e9d4e1a385778496678dd6c7 OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 91731af81ded6de905db85b39da64a83747b18e1 OP_EQUAL
P2PKH
OP_DUP OP_HASH160 15a45284207181d60e5f3b5a46e4afb8dcd44e6e OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 cf8babe8e6071daea8a915c3436d17ee50d64cd1 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 7f26c7c73f2441ac2a867e7621dcbbda226023ce OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 f33efe8c9a6e7edcd6d693fbc6c11d5b99c04f22 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 204ab3d9e119c6c9aa36e881e6fe6c37d4ab63ac OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 379bb2b3940e8ac563b971c591897a64f5ad5cb7 OP_EQUAL
P2SH
OP_HASH160 d3e8801331286947c805d90d69f0fcd1645fffa4 OP_EQUAL
P2PKH
OP_DUP OP_HASH160 303b58e8c02c3723c82000bb6ac2155112fefe78 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 0cb51f2ad5dffb18f063c5545bffe13fca374b56 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 a7d3cba6b6d81d38f258b8474d1af4599c1ac90d OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 44960c59e5253859fe83f2ffcddd386fe5b43b4a OP_EQUAL
P2SH
OP_HASH160 de560b696687ce2f5bd24c238696d5ddde7b02cc OP_EQUAL
P2SH
OP_HASH160 1aa6b16edb73fd69f2480ae8c1c33b196923f9fc OP_EQUAL
P2SH
OP_HASH160 553523534cb2988abd19d79c3611e66e92055ede OP_EQUAL
P2SH
OP_HASH160 c7d0fff6ee1109e5510d53ab1d13fad71d57aa46 OP_EQUAL
P2PKH
OP_DUP OP_HASH160 f2c8d41c73f8706fccea603a08cb5ca8eb2d3205 OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 29c599e58305e5e80495864f70749b63624d5ff3 OP_EQUAL
P2SH
OP_HASH160 94e40f336b82b08f4d015afc17b0c32075160d68 OP_EQUAL
P2PKH
OP_DUP OP_HASH160 6d1b535b8b027c2629682a4e8df0b47f9adfb369 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 d31865ac6dad54ac3d767401b48d556c324ac165 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 78d863f1bf9c8d063173a37891680420dbefbf18 OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 b9a8f75928de1ebae0f4d9b35801c05ecd80b12d OP_EQUAL
P2PKH
OP_DUP OP_HASH160 ec0bf7cc538518a47fddc45ca76fc3512a4f4893 OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 5c97eb72d3b7009a43040b72ecd7a26d22521e8e OP_EQUAL
P2PKH
OP_DUP OP_HASH160 389919d54af74396fb3a53a1127dc9b86419b6bb OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 0af56fa1bdab43a2adaec6c9c4096c7adf131333 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 22da05e95a0e0df47a2f5902dc5aa4965a57d0af OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 eaa34c77636cfff7291fec8d2192a337f44dc687 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 0d40f5e962eabb15a3c4c253ad45d047718d7a80 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 f6088d183dc5ca126039a16eaeeb0f2290a6637b OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 de5367c105249b80d42a702794d9f3b1d2ff9aa3 OP_EQUAL
P2PKH
OP_DUP OP_HASH160 a688d5736db0fd91e0d33c101531dee78a8d1315 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 7e7ab21ab63877aaefe6a38ffd3050751d208f16 OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 337b46f52f1da2ed036c81d993921eeca82c3b2e OP_EQUAL
P2PKH
OP_DUP OP_HASH160 ffce8fdeb6483416471a44f19c0c41f5b8d81e46 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 dc212f680a0a5b486b2b081175ca4ff54d8def27 OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 6dc0476d1876a67b4db2c5a39e6c02d13744c540 OP_EQUAL
P2SH
OP_HASH160 e5928836064b552703f91f1366c0b2e4855e0b46 OP_EQUAL
P2PKH
OP_DUP OP_HASH160 eb2ecddc5b4acdb327d63a26a655d751cb971681 OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 413107e8bd8c979d6ecd969a1ab6377cd04c3268 OP_EQUAL
P2PKH
OP_DUP OP_HASH160 719e0e6e6f50ce8b0c6e00fb5b8055a546ca85e1 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 ae371773ce511da62c27f226aa5a6ca7419a6a47 OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 a5c54b162ed893e7e8f4963f7cdf66f651ce780b OP_EQUAL