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
cd9d123980093dc833f1cf329eaeca75f59d7b03df151511769451b0eda76a4e
Summary
Height
Confirmations
222,073
Timestamp
2020-12-19 14:10:03
Size (rawtx)
8,262 Bytes
Virtual Size
3,135 Bytes
Weight
12,540
Status
Confirmed
Input
0.07784527 BTC
Output
0.06948362 BTC
Sigops
80
Fees
0.00836165 BTC
Fees Rate(BTC/kVB)
0.00266719 BTC
Other Explorers
Input Scripts
P2SH
2200209802a04d0c6047cb7a5c91b9c9ac2b8a6113e5685fabcb837f371389e3f6ee06
" ��M `G�z\��ɬ+�a�h_�˃7����
(witness)
3044022060fd818ac096096ddd5b5232efba5337dabf34c57fc3490653ddc1835b97960b02205210e0be717baed7e38d42b43e0b3349d3f3da1e1c211e574ea7926a616d5dd201
304402206e5ff7002a56aafb435a0313f6fd8415b70b5d478c87c83f59ed5efe198b95be02204aea45545f38db2e2b14b9f0d0dbd619525a49db2439ce5d185a03276c1e5cff01
3045022100b424405d241bcfd41e78206aa6055757fabe32a0ee2f330fce528234825f8eb602203015862a1097d73dbad9ed7a82bcb3f9ee72b9ecc9f1807d3c3a5fc1a99ab43401
53210215738de2775356edb4743cba599cda32e3cc1a2cedbc755982fe2c3ddbe7735d21025c14bee601ab246a7cf2391837bad00a9781d2ab69c48fc2dbe44fc90670fd0a210260a428839f9fa0e9dd2ba1f496dd03b6c272f21272ebe57b7b8c1f7ad97934552102eaf3975a5257701e8f68179772ddb2ea9d1467fba64966fdb8b3ae76822561d354ae
P2SH
2200205cfa90ceb528b30d45f0a7dcdd1ce3f37991217f152ac874e4546930ea8dbe9d
" \��ε(� E�����y�!*�t�Ti0ꍾ�
(witness)
3045022100c3d1cbe20834e0582997a926a02b813501cb3d6b2d593b68ccfc268d2b54fb28022006fad343a2fdb59ab41022bbf1027004c44f6123fed984709e7c68ae859a0d9101
304402207b93cf2b9c302bf1bb27e19d11b72c16b5f47181f6941919fa0bc0bacc9cc55b022060e19ce305b47060313766422588f8ac938e6c60155e1cfa78a3220f57e34df201
304402207a58df3f4f9e7a118aea268a1313bbf03fa355beb72d2fefad31478712367fee02205d5216e183951ae2b40bd65d7d2820eb3688b1dd888eae12b20c9d8f77dae38201
53210293518d3ff726c8681f7033425b1e85944af52dbe71ee5f31596cde99de7a9a0821035a8838c895be943f74f499966363ee0453d547fe87c5da4c998da84461f06c1921036fc8ca76869567d3a53c5d2bde0503575e94f1d78d617a3d437f8a45ca381d7f2103f626d18b28dcd5ffd8eb736bf73714c56d72c3ca0113d863e4aae15d8981c25c54ae
P2SH
220020fbaede2b9d7048706ef36965f78dc981e4acb2a09d44c2f851d5570d5c9f4aef
" ���+�pHpn�ie��Ɂ䬲��D��Q�W \�J�
(witness)
3044022075aa89920169b201dc299afdc49892694563384450a8f4154b02f60c3b9c645d02201b08379e8fc4ef46ed0008a25611c030fd5b898b1aae9eb68c995a5691a2991901
3044022073733b668692032fc567705632a94f1b42f9247fe27b153a2f264be24ed750f002202840e3b9f9a76989d65b2beb3df17ba044f8fd154dd08812bffee5974712611701
30450221008cdb59a01da103173365a7de1bf6a148b72b61852d0fcef14da3b0bb40c24f620220338f02a883614f9470dc06e71469c7531df7d7119586578ef1aaf2c0f89d991e01
53210278375acff90d0c125a152d99216c40ec03b24eb1220136d38f3e26ff2ecc7cb12103a9fe68ea1dda231591e3dec86ddc8a8d7a27f9818409aa9c1c809da4209cab1d2103d696db5f50c9de84a801c13fa788d50fce408fd2e236cc5c719c888c9cf82b162103dca42c15bb9846b19b9d204dfb5bbf92e7297131c8079e393d8aa75e5d93400054ae
P2SH
220020c1a336fa67b5735a9c7d87bdecc4af278e554565b673d63659ed84b522ae9935
" ��6�g�sZ�}���į'�UEe�s�6Y턵"��5
(witness)
3045022100a018a5d8e2f70e0425749fcfef8e159846edc82241c3b1fd240f74966215af890220276f00867b7d90745e89ac17b62e2080bb4288a451b214f2f1dc648c2fd8fd2301
304402203b8842f57c3a14695d4d96dcd955d50867867e9bd2969c76a5bbc418c6d27dff02203f3e2fce6b32fbeb413ed21471f57d5df14f13e0d6cee362ec0b6589c357fd0501
3045022100b9c777023750c36dc2ad6b7169917e0e1359fc1e9e1ae34c2f07dc5e1dc4ebac0220586fc654a7ac3aa0f6c3d46167983909ecef819fd3ca8d645cf10b92d7bea4cd01
532102a4b7a63e61baa578856502b7f506d9746b33cca57a2d3e33c323fad7676e65512102ebacc7503ce0f724702f3669ece84f6774bd589d86f5b7586cbbbf773af3b5df2103054a88079848c95ac2ef5e9d45d3dc02e13454ef23e581c83a7c154a23042f362103327238876d2b4d320b736bfd2ff3acbe525aa3654eb0cacb7c69ddad3db0b08a54ae
P2SH
2200203e53a342bd4f491a6dfbddf8a2c8bde64cdd57475b818352fdd6ff283a71810c
" >S�B�OIm����Ƚ�L�WG[��R���(:q�
(witness)
3045022100da983df12179e582869d2c56e5b3010faf619037640b59ecb26a3690c7519b4a022049821b7443c2e006614656a20cc6997ff73e3e44e7d1f8f33163f549eb23bf2d01
3045022100ad2dabb87f928b48c0513cfb87ae13cc523126c3b7e7e54d8f56a2ed39ff5d11022039401e3c628901b3b79224c422f7476185c23ff2985b25ea55f76d60d15ac9a001
30440220619f7a936eeee455cb9d0ddf7961cc7ad92079327ab83cb45950202eed0e7992022060aabf9a000032f8a2e9b70f0f4fb69adabc2d3443e1edca2ccdc8ba6802251f01
532102abf563d7f49610245485a5272a375525f47b527a523f2a205f7a56380c7554542102b5deceb34c9da70b6a0003c00c8d6322c17f05001cf22efab6924278bb9f7ba62102f7f53f2fd012d2505a5d4e1503a3a708ed6533086690d4c9ab4499724361f4702103db8eed2c0ce767d8ea93e79b296d626dcd68b7b137fe478fc5d724b15674962a54ae
P2WSH_V0
(witness)
304402206c8b38a7f6a3d5c874484bd6f29146874f5d1d2bcabd91cdb8c769531d0655fb0220624b9c10f4bd1bf30eb463b43fdd1f50c4edb313f3af45a39c3ace423943014501
304402203a42e25c7dc4e30cb5db37fca1fd30deded58858cef6123e1b2507175205ea9d02202a7e2e5e4a93b060a92248ada64048bcd6b4e13d6c3f98b5b822965d31c5625401
3045022100eb178952356fec6b66ff6a1c57db363973138ccef786c995659a9ce4cd7afe6202202f3243282453f615cd318b47cfbde0720f10715c52c312328b774b98f78f2df001
5321032876521ed2d5172287867e9040081f33d64a9bee9adfd49c7304c00adf661c912103786b475d92cffde674c7f286b5267f52a518c1f87458116767103d49bcd66cff2103cae50d3f35ac5378afd72a4bf5079518fdf287575a2403089875daae0050c5392103f005f768998a957e3611fce17465b18bf6f6864603ca7694289f0c7b81a31c8b54ae
P2SH
22002038e1f7f027a3c3ee802d7f9951cfc61537695ea207959fe5a0127eb7b68b247f
" 8���'���-�Q��7i^����~���$
(witness)
3045022100c2c2ef69e8658996180a8dc9d753a4e61a059e568cccccfdddac4a83062b1c8002205906e3bceebcc18bf6f16f142f0c33246c66615420411b36f6e8535e55cb91b601
30440220790fcc5f4bc7034ed26813d2c9fefb3e048028d59e995a7a423f547d4431cf2902207e13f0f4d5b0f89ceda8e45151be1b437901197c96d47de3062499c568e947ce01
3045022100a44fa0158c505c4458fcf0fafc0c6403285e40005d55197c9685d29d9c4328660220369bff4916bb25c1ae228f9a78eebee9b67af0851c9b7f6961390ae67f50df2e01
5321026f5adf83c2311bfcecb377b2de56dd649ee119b10b9c7b78c1e95f5519dbcd7d2102d330a4a9445cbe3909574dfc904f70d5d6a210c3cdda836733af14e73011329b2103208253a385a9bc517572a4212ca4eed04c45d868dd8fabf445c185ea5ec9974421037c952217385d4937b1bd31af3a1987feb6f37b65c69304567125e3ac1fe85dcb54ae
P2SH
220020c927623c5e07ce330dfa640ad2fd829307023d9f9abce06340c757ee10ce3031
" �'b<^�3 �d ����=����c@�W��01
(witness)
3045022100efd35c3ca7375a41dc87cbb6f6570e1a3157239b9ff5d57536f278435e61dc70022078351c27a06c0e0663497cc42be90fb9dbd686b1f9c5b7dd6cee6417a2eb02e901
3045022100f52d5cc742d4cc4649aff76b5d5bcd45ac62f865e394f7d58619c235c858230d02200a4c37ffa5b5be435500d9901645e9e539f5b49016a1c6253f8343019ed8466d01
30450221008b8ccfb2d9766c72bfdb08c2c31f524da0fe7d9f047759a0b440f51eb343ede602200ff1d8467c077b88ebf05f2c94881b3f123b373b032bc18cbfd2abceee59bb4401
53210200e97a1a4b0ed1e9eff587960ff29d05059220aaeec7cec7406e896316403bba210234b08a1561f8015158cbe7d750f14cd34706b80ce69e9de2926b3c14a51d8702210327e24d8b3d3b130bfa432fa069c930bcb2ca515bbf9530e82644be037cd7d04a2103d9f7c1a3c6a968a6e171707f8e39eec78fa6109b886cc15233601d3c1fcb33eb54ae
P2WSH_V0
(witness)
3045022100cb3fd9e95a9ec3b47793a35a67b16ebc8462155bb80d91ed7cf5bc9d8b577824022073fda1058050757481b96250dc3c56a14f9d47f2e11c34a87c0b876298aba07001
304402201d9b374734e4be44771464ef0e752c817f1848affdb327bba7590d36f6863f32022031a5f8978a13bed7b93e451f7de2421f9546d37027cc1c95c0aab28f60a04a4c01
3045022100d472c470156d9020e18ce71726ad2b1aaad4b523048adf97ac3b4b70b31c477e02204dd53ffb6789c6f0b481d3fc8d4f9df37bab247a152029da81a8f92f15cb42c301
5321024a409f64b945a4ee9270f6abe4fa2930cf5a2d1bd6ee11583e5e079f9e2eee732102bc918b3f39bd7e9c3abb3a6ebf269b295533e285fff142cdade771394234068121031d0dbda87dd8e17c184c95506f27354b73735a09251d57107fc73afb79e2ceb821037fdf521c15e81034fd485e99dab3e02aa216a7a754da6e867edc186142ceae6e54ae
P2SH
22002054d5724ccbceb228e801fdb546ad7d11c0e569684b3e416ba40621496358a821
" T�rL�β(���F�}��ihK>Ak�!IcX�!
(witness)
304402203f88543e9c64e61a64ff4b93215c6b970141d942297ca19a62790133163d0b27022037ef8c3acb93f51986ce033d54da735147d27d769d669239f7db6ea46705095901
3045022100b531172e4e4a39fa89d484726b4d517ee6c57c41a488890f83aab5f691dc713e02206c1f6557ac18f5d6b79aa32b83e0c17e7408bad7694ad2deb5250edfd17bb5e601
3045022100dd3993aa2d8144e779e01ffb6df71c04b9fe859ca3264466ff02ceb6eefdc1d10220246c0aba3f523cf7b7be75da77302684e1048e259045f441d0c30fb3a48220ff01
5321023a06a5bee254febaaeeb23edf58e962f506b7557c30e94955b5e0202caf03b3221029009eb8abd415ae8e396f7eba7d3a9ea2a0f59818ed4863f7c48d75ef5ff494a2102f264e8f2e91bdbc0cdd61605cd291a687d6479a9c9af34ac3d03e1c26460a1c421031c0dc9dc4c73046a15af479123da419d4432109c861729ce07683925ead79ea754ae
P2SH
220020a7b9c061541575de25e6742207b9ff989cec33529daec1c7982dffe856ec5b8a
" ���aTu�%�t"�����3R���ǘ-��V�[�
(witness)
304402200a7101ab9e91dabf2d4d8ab3abb859caf1fd82a03d2240649756f3a0e58c11c7022051d684b4ed6d3b9b91966c1b5d11e8bfe859f91b48d3a375959b1ea9a8fdf76901
30440220388f90b8a795e47302af917882ca85f1bac818c9c09b66b068dcd02b76b0a82102206896a3f14884f84fa7fccd62290374e3469e5078bc7343f25aa297f8f72e84db01
30450221008811a04bb022db96c85f2e20391aca0bed15dde66acc7c2116bed3c817d551c3022054d3dcf14e8e026a6f0ae5c4fec8c1f54727b6cd85f02a1d40f145b5a40a32ab01
5321023cfb6a9c50746f592a0dc38ce8e357f165190c4d97e1542f760ef70a1a8a37642102cb514c145a26248c68b33b02b7916fb95985a1bd0eeef8ada1dfd422639e2741210319fb98f27922c925f8ae1bf28b11f1d0322b2234a1358158eb4230c8bb2e9e3a2103aac66fc0f7cb314e88b27fcfbb3e189e73b5e4933584a8180bc55ff358c5c95654ae
P2SH
220020a922474fb8b4ec39135ba0127b715109c16291b15d385f61aeacc8f061a759dd
" �"GO���9[�{qQ �b��]8_a����a�Y�
(witness)
3045022100e1441754b9fb267dad5ded1a3a6e0ac7109acda435e73efde6437d7e4df18ef1022042573fa12e396786c681ae6b2f450db478949f706c1358c22a8dbdc31a55c13401
3044022051b5adaa31cff384c074237a616e37cb7e8d735a2e785149bb43dc843bbfa49b0220396b1ab747aad338f37c0ff7d2921ea85653328e79fb104e3a0e783ae2dcb19801
3045022100d755b9f0606635c43d337f92104aa047f2e4ce9221e735e43016a4b784b1f68e02201ab5fdfe4a6ae40f8ae5d92e942408cba1d7e41cf98f2871d6f744fcd766645e01
532102c8b2df9278729891c79999dfa30b426e5c8f70c9c7933125500016d36d36d0522103c40504178c9095721c9bff078204ca3e7b062305cba6b444c12a04be210907032103c90bb1732147ce67debf55dd9efcbdcbfd83bef3157710a8577f3e2579ec0d202103f22e44fa3586d6a6cd392569b7e63b4f7c7864f607431e12b2b12c406432fd5554ae
P2SH
2200205ad08217a98f98c9c57cb67628d50bfffc5076b6031015151e0562246e4fde72
" ZЂ�����|�v(� ��Pv�b$nO�r
(witness)
3044022100adbd63b5dc85a8ec09360164220869e4b9166a5cb5df1b54044d92ee84ba77fa021f0a25d9e43e789c3872d77d4c874c6d668c1825ae34491cc3aab4d6112c484901
304402201b59694516965d27c17d2ebc1f642cbb37fdafd473105127879919025d1762cc02206b294d5a64097e8ed56e9ddbc6a30417a95d4c1e6f5d1c39619196a57cb6b26601
3045022100bad1d7830412ed0d795f4255676315e899a43767675ce70adf46447e301c4e9702206f46e2ea468abe73b402aa9a7ccd4649170bafc016a17a418a813f00c6a244a201
532102216829c7e668e3d2256b353fb7efb3f335aa290d7c61d2fe43f09b518a427bdb21031f47531e90bad09f2b46032eb875dfb6a73f8131b303fbaef5d675cce8f0f00d21035398ce185afa75dc5916b7016f44eb3957460d752031e948edc721aaedc958ba21038115e31821a7bee6c61aa6396211732bd3741829206af0e3eacf8a70aa0e287d54ae
P2SH
22002036420a17a1a61e14e1ae15a51f351ce786ef50f7a2fbe933639b3cddb89e7f4a
" 6B ����5��P����3c�<ݸ�J
(witness)
3045022100f569aa6abe017dd26f400a6ec0ddcaeb206ccd136249fb46b2ac54f045b11ea302204f9e901f48625f91e73a73a46fbe7b00ae2d128034dc2d3881e332e309f2398b01
304402204f2d31665fdba15be9dfa5e0bec3b6e86200cec23316b45aca9074c60a23039a0220167ae1337430bb8d7a3665e3d2ac38086f8b7e4911211db430bf0433be57a2fb01
3045022100c1f19fcce5191d6a61454ed523f92ce243ea00b2771b22794689d77e9132c5b70220792816dcddde07a4914c2a6dfdd9572be3b224dcff7888baa95553e27a18a06c01
53210278e4aab186d1be0bc54f4c89ad6af061d5c5f42cadb62ce1ec8d1df7d8dc8da82103263500083eed8085a40da436c5180e107792c859c9fd062b0a368de965ef3c372103c0ad3643a92e0019894412db89c04f32190c465632c23d2985d1cc3a5bdf8a5c2103d86539b9843e5d352e128ef8e77afe0d41c5491f66916068dce89607f53d22c054ae
P2SH
220020d21bd1b16687038a41d11ba66a89a2c3caeabaf3cd15814d2f6a1ec9d199812f
" �ѱf��A��j��������M/j�љ�/
(witness)
3045022100cfa64c787de338d712c317ffd07ade8b4e20e51b5ddaf901233e1073e03853e7022035623542e3ea1b365b85b17523b1d85153c2b23c377fffab860737e2976093a301
3044022065acba6c8e0b2a2026004b917b37b0fc67f114da4a264841211a721efb45d5cb02202edbd4bfa6ac4f6cee7f5e8ffe86e84ef0dec82c20e6ee7ae69c09c82a6217da01
3045022100dcc04a090a5026fd89304df11191c9d83110d9f86720da01e55d0b7b1804fe7102206e8e6cb2a3b962ffe5dd6ff8c9f1be429ab5fe8cb371316d0ce76d4d3b2a4ddb01
532102808d3ca20884507758026ba23a079715f78fa5a48f8662e1dd2bac6e5e4a698121029e22c36bfbbb9ae10053649554af29808eb8bb971ab5fd6794f6782690a2bac821038646d7f3b0721b7405ffbcea9536476c521c26ed479a23fbc92fb8b74ee8934f2103b36c1893172eebfea73c4694aa45617a6a00862203a869e392a87dc3df6175d654ae
P2WSH_V0
(witness)
30450221008ab76a9032c44eef1ef60023a82bdeb40b4ad7b9c8a6124c1e7d4c179789a8a2022012c29420849282a91143c12d45e2a2ad494db683c904cc833d62799eceae1bd201
304402203c5f34ebf9fee5a52e94350b3b91ec415561c0ccb11b214e5befe21720e4c305022066f6e52d181dbb5f47d1892dcc36986b75f3e93e59c230ca5fa2bb726ea0a77601
30450221008871806e7732ab98f51a6be44aec09633ec3e1b60f510d8c7420e68734e427ef022073ea5213072d7a22f9e8d964b95947eb1c6aa44d52865a1792fd77ff32a03cec01
532103656cb75fd64532baf2f383c2b81c34f8040c37cb407e81ce071ee0181822a68a21036be123dfa6d6132c2eb94bdb73c5449a67cd41ac267c6b4ca6d7bcd1cef51a7821036f5b5309fb339ff2eadfa5b25b3b37a3b4aafac52b6fac2baeaabcbaa8f8b28a2103865ef18828a3c903521675bef2ec6a076142087ad09c630ad1ca36dadf0194b154ae
P2SH
220020063fad6842fe6c69113ec6ac21073cf6e90bd9b994437102b915a68b1e188d86
" ?�hB�li>Ƭ!<�� ٹ�Cq�����
(witness)
3045022100f4fe037434655fe16bc6b674e9e6c9de89928fd05d1f6c839f4e8c28cb39ac8c0220310edc1eed029c0dfcef68d4c5ac35d8f218368ab1e7602e89c7349df0f93c7101
304402206e66dc6051ad88157842104cb446f55f5b58223d9daab6de40567ca0ef572f040220212335543be375177cab4d05a9f09b7eafc3d294984c44f0f8f38a4a7ab580df01
304402202fd442071b42224c129ae310f1981eb25050ef84a978c791c0dbecb2c759681702201bfaa802c16ead46635a3bd0af04fb4b3836112fa7fb2da966645d49bf71f57501
5321027c5525fde34e94a8b3cd0bd6413eb43bca4b66419fc79a6ad26a202e6fa7285921028e116538773c4987efe7dc1d52c4ee3bb95bf23792bb7acf6810bcf05a94fc272102b328643379166eb8ae5058ec4ce166ff5a0f5327dd69466a6a2e5df79b4561f72102c5aa611d5b3b3c38cea770e59de272046f960263ce5735915d36d40d3c49dc3954ae
P2SH
220020259f07ebc327e7e947394a277e4ec8cc96cd9bf6a9d23648daf6c194a332c2e2
" %���'��G9J'~N�̖͛���6H�����2��
(witness)
3044022011ce4eb71c27d399feb6f56c0449d5965e25b999c88bb16b01cbf72fbda289a9022013f3dd4fe1f1394370e4c7997918e8dfb7b362d403b3993f139fa48f1551e97501
3045022100b1f8305b0663a353a0286b5e60aa9a2faa6fa9e5f67377afe833425bdab8479102207865ff0ab9731d1c9b5ad3e5fea90bb8278a00f4554a937b3e606e50b1823b9d01
3045022100ed6cb49c470b542867226afa00e0a582a537a0df7b18794dfaabcfa2ec5defa0022061d2d8b2326b0a7a30881d888ac8d3e46716624ca3732cd73845e0b6c0719eea01
53210217d51ab290d85d22c78cfadcd85313c8eb5d0feabf9fcc2e62cd17f8eacce6f421021fe29079aa33e187c29e18af1335a7b8ba278202cad78acf9e3605993380e1df210379de550d5f3a9024032c2e760b8c34f1d0a7f88e6eeb8b65a8dcddfde5b1abb72103f211980f59d085c66e8b15f102b2d3e7e8d4920fafd584a713dac3acfc3404c354ae
P2SH
220020624f946168d9caf8a89e86a394bb41c88c9552299ace34adb5f9064462fd280d
" bO�ah���������AȌ�R)��4���Db�(
(witness)
304502210083625e98aaf6cad89cca6a1f47b13e8a83cda11569fe47dfd50ecd641ebc93ae0220756606a9f3eb23c6a5a6718cbcff0728da3715dfc4eb5ad34355f521f8fb932301
30440220767f27a45b6f576f02412022b45cc7ff0667ff8e091427870f61f4fb29c39ca902204f18023685b63b823d184a0380ec970400e33e6775412c7d290959ca8676343701
304502210090bac3dd3302c998a0f76d15c972372d1d2e7ebeefbaef9a6543d41579eb5b2f02202f583625b3a015c735456aa32b59ebdc2b747e6f4ffdf33446aae06d7a24d74701
5321020db8873269786c84c6db3db9137a451acb52791f4de8e6949f1238e197103dce21028fed186cb04171bcbc294c5d0481a5805ac97f476ad297d875f07aaffd1e15be2102f9c4683efcfb139496a068f0d6036fd9f0a3ebe9e42fde140bb9b0eb8ef63e8f21034b004dc3c11522f6181c4479c0f793eef26d2477a6d2cc08ce64a5f6976c815b54ae
Output Scripts
P2WSH_V0
OP_0 32f6ca2d828dacfe44dd2b108a0ba27161c761782b117d7e5a9d91a61079faeb
P2PKH
OP_DUP OP_HASH160 dd127d67f35c78ded8e8495bdefc9fb51a78ea3e OP_EQUALVERIFY OP_CHECKSIG