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
11935feb43b45d8f249e2110b91e9bdfa56dd0073caf9c179997f309e82d1b95
Summary
Height
Confirmations
201,218
Timestamp
2021-01-31 19:04:07
Size (rawtx)
8,352 Bytes
Virtual Size
3,619 Bytes
Weight
14,475
Status
Confirmed
Input
0.04739256 BTC
Output
0.04353646 BTC
Sigops
83
Fees
0.00385610 BTC
Fees Rate(BTC/kVB)
0.00106552 BTC
Other Explorers
Input Scripts
P2SH
220020626754df2215133711c9bab42326254e57a6fba924ae7c388a14858f03438977
" bgT�"7ɺ�#&%NW���$�|8���C�w
(witness)
30450221009731a3704facf0788fda987b60f91a6743ee6980af4a690134467b80e492645f02207dcc9002260bb3eb0c07cf2a437c84b4e6b53159e5d7da52c54035794de321d801
30440220337dbb79c6635f8540c6c7b9ebd6ab6ff9da422b768dd74ddaca745a7f387bec02203d0fac080326e03ca26dd6e654462bcd641171053441892d2c7b21841ade336801
5221025d3414be7831098fcadf499bdf1c8491ca41688919ed6309c614aaef89bb93232102afcd3765e57ab0890fb9d83342610b44ef68ac39c21d4467e238608c43880332210385b37a4b16d9ab83cc4f9ecd7fd5c7e52cfffd90158d850e88a82ea92951fdb253ae
P2SH
220020143837ff45dde8f6e953704a0e2b31091d46bf44a5e50e3b825215ee2aff11b1
" 87�E����SpJ+1 F�D��;�R�*��
(witness)
304402205c9edd43656f4417589970724ab6194167a12a7a8f4c2d2c4bbe6418c21f050802205c070e44685bde9634ae8c1c73ba6b396de83eefbd04e2c9ea3421375f2ffe7301
3044022030614470d9967813abd1e0c5d2cac92d988f0fa6c58919f820c4c7da25353d7102200103048f8f0e181d651b172fd2eb6e199a52eee55606c972538d3068b47ec25a01
522103a1564167321ee12ab037752b196613decc8768711c221f99b405607b79daa6f9210313ebcae2d087cc5affe16c1d0789c37d5a42d597e0a71e917149215ba5f79ed62103079da1fc410a8e97df82e1a304d4dea1e605e17c690949407e92c99f484527c853ae
P2SH
220020718de704516d41a61a784a7ff1b687bd7aa4ce85ec731a1dbe4ebeec234c63d3
" q��QmA�xJ񶇽z�΅�s�N��#Lc�
(witness)
304402204a5ea2140bcac2c78f8428dc20934e1f46adf7dece04a62089ca994102ba741a0220655d1d16ef8a39d57d722d01bb1ebc62179f229725b257ac7d4a0a2c9a80d0be01
304402205293bd8f12d2e52c7f3edaf9a9858c0b188c924d40e3ffbf05c91844542a03e202205d6f9ce757206472a779185d08d9064a0f837b9034eec1f4901d347c60d0cead01
522102cb2a57a4f295fa01a8a40f481ca921f63b622351fab2f7cfcb2a19717efd6e9a210234b3ccd8fcbeca2f11fe3e08e6e8d3396080801c8a735debb6d2324b3674d30c210337a551eeb588646979ea97f114f5f4e007660957e99098744288799abc0b6c2f53ae
P2SH
2200204a9b451d8f2c1571a9eb1e7e79b3dfc18116e3a7e68bcb676fae383b050db82f
" J�E�,q��~y�������go�8; �/
(witness)
304402205a9df137aafbc63e2211aec6312fcd640cd28f2cced4b1dc0d80d3ec6b4fe5070220626fdfc777fa0e7e78c01898a185f21d3c64b1b652dca8cb9e13e99ae218949c01
304402203343f6e6cc459157c590e2c8aab1aa91cc517e7aa91ebeee8a2b768f5ecfb69e02206e9603396114dbb02f3d76cf53db8b6d94b34d23573d94e81c89836df112585201
522102de9df73b5f09c9b530fec0e256962df6a5b6b0008067b9709ccf16c7100d3e16210351153922ecc493685e987622fc6124cc38e4ca1a33027960b7da81fe4ec6a4582103ad2bdb08a010054b1ba37e543562ebc295ce3a0e62447741acf5176bf62ab37253ae
P2SH
22002072cf44c77d3fd72f0abc3526dd3b2e702dcc02d10cfd0223a27474ac1b593c77
" r�D�}?�/ �5&�;.p-�� �#�tt�Y<w
(witness)
3045022100d4fbf158379fae5a87a03095166910d03a1c3f4f3b75c7e22398787d0c1d5be802206cf5d6bbc67317d03bda7f34f28cf1817114d9cb90d1c5186bc9f8aaafc69c7901
304402202334ada5f5cdbf625ef64d49c3e9325031ec3c7789d26ce54a55cd544815eb4602200875241b5f617b551b785bfb326e8948da644b567818ddaeab0e11e6bd64951b01
52210372d565ba1c253e297b55ed81e92700aaad1fed87aec56aaa19057b7d0c9802792103c22c096fe994a7909d21f5d4fb176588932ea44a0daccf547b71724bda288f622103e05a271ca6fae42795c2fbee7ea1cb4f44b3384b28b806b3dee390125be6ff9f53ae
P2SH
220020d1d46e97edc4a6921a1390025149950b537b170b4e4b7cb9d57287b966ae551f
" ��n��Ħ��QI� S{ NK|��r��f�U
(witness)
30440220366b4c5b2bd79c755e6f223fbefb5c6c6e8079a8d2488ee493b33358a323a35802200f5d481476d030293a3ac7f16390150e6112629267a3ad4885aff2489eeec9c201
304402201fd852655685e1623131e9d7ae925fd0e9464534d4bed9b0f0d6b12b10ac17010220348614f5d21ba839f996d9c272c9b21d5f08cd9737032a378a461bc891ce84a801
522103a6765a5f72ede9eb847676be126eab5cde60fe83a4cb0b5c59b3069e3749b94021032bf859520207cf413fea70e90bae4461925e19a76b819352cb751d599a8aedce2102dc6279d9457d38be4b1fae26740ed87aacc543a3e20775e12ca37ab6d69de1f553ae
P2SH
220020cdd0c7da2d8525f1801b3036ebdc19fcd7f7e7556a62114c7638bb7982b3fc5a
" ����-�%�06������UjbLv8�y���Z
(witness)
3045022100e1d5d6a04feb79251c2d083baf977665c2a52f54d9d71c5c084e6c09edfc28cf02200889cf9f287e97ca4eb02cddd4e69d883944e7ac798aa04eaf9ed5ba79e3cc9001
304402206dd54e9c393aa0f119873a2e6a3104ce8674c52240dce7f8b0a1b1ad6002409102207d4e259c29756e45b57f7ba0f7b8d54ba0e2244974fc84f6b82af2e9c97b089801
522103f70457ffb49d755a8a7ef9b5e9bac127ea96365190137eb23665cc4cbb4c3d35210261ae7f640169b610afd8ebd528a37f9d61786eb565f1849a92ba02ae87acb6562103ad73a53af236f10bdb39ab21459557a26dcfda9815a5c71e4624458734a5d21353ae
P2SH
2200203da76a10da4742b92bc075610cc746bd9e08b3c63f0c46223cb212a79f1fb303
" =�j�GB�+�ua �F����? F"<����
(witness)
3044022034d5bd559e08b8b78bc0ca4c43f8e4a437d8e4140b27abb5a42203a18f492ded02202ddbe73b4f91206bd273b5dcc9ea841981929f208e46bd0122e45e886c68644701
3044022039e7bdab497a450048266e351eddb766375aaff8fe404fba08f2d1004b1bb057022014013e6a73503d8376dd9db2afd71d01ea7a99b34fad4b470edc5031b0813de001
5221029de03b085cf44fb61b6bf1274b7a210223d087cfa79aed3f22af197eba248901210289161338b8168b721cca7b9ffdbb764925845c07967dbbe23a181eef6b475fef210301d6e65409c75d8f05b143e319242f3430dfc76b7f1c003b4a0333f4db3bbb7753ae
P2SH
2200209b74a3b19d0c200517272b7c12ff9e9e79fb9df52aa1d9be944081f93987a26a
" �t��� '+|���y���*�پ�@��9��j
(witness)
3045022100ace791b821f522f33757dd6cb56c7bf21bda8d42e7f11678f0c23bd4db9e9b9b022000d08446504373782edfcf1c34867e56e878cd15d41e9e4bb9719ede5ebad14801
30440220693c0b35495427d1cf1e50ff8dbf50868182a01057dff9ebb1768e2fde283150022067d3d9dee3b22d2b08f334fb0c880d049a29276cfbbfe7f424d32f25def754be01
5221027873f227a6c5c222943a2efd90cf53073d79b409ab451dbf7d2db57270f1044021027eee9884f74e3797155fbc49ce7b89b015aeebdebdd5d95b329373832fecff1921028ba4a86ac0ba27d118e51a32950b72fa8e4b2587de58507f3811caf090ef4cfd53ae
P2SH
220020299a8da99134b7e475085e2af7f0bb89457c2b82b41cf924e80aeebae6744957
" )����4��u^*��E|+���$� ��tIW
(witness)
304402200c3da535bd86d82bc6756444b14591b1ccfca165757f8a3a0675163c9d76b326022005306c0be256896dba3dc6f9fcff14a3ae5503bc4e1033a383611df563c9013201
3044022037b62cc4b34db72bc9fb0b596f1e545b27522e2ff9000ef92445e673dbdce4cb022019c4aa8b34f174c9f389702384918b8b774c309fd3f2d03b4d709c151dafcf7d01
522102d52034ef066e6b6dbc4298f8a3151d2b079e4167fb27ea9a564cccaaa1f8225621026af77b809d52d5f300a3deb08681c3236e9e739bff7ab2f42187956d25d7cea52103020b090f29b33089fc3662772b5939292de9f32b148de1ce59ec13534ce4352f53ae
P2SH
220020233e38d73b616c5128cd63b9772435e3de38933edd6f4253ddbec34ca69ce1ff
" #>8�;alQ(�c�w$5��8�>�oBSݾ�L����
(witness)
304402201de7e0dfd84817a799fe41c31b7e62909f6b84f98f69514885dbd53d57308c29022058a8a42cf490543455b353550a4bef7bdf2d0e36a0cc52f8723be9abf052723101
3044022064ac5897507c668b92bfca1ef8d69368c0d4e9bd2870854679afa9cd51dbdd610220293798e3a0835c47a29322c132f8b66b2e9c9e433151a2f3091773f40632e89201
52210267f56051b4343aaa48b2440a9b75d679c5d1f77b53b317c6f3e0876c3067512221039c7f519b4f33f1a469fefe40568b389c0e2c3ae18dc540e8cc8b4fdd4b9d2e362102c869930801b76211cb48b4467491d91f408430cf63085bafe4356b674a50f11653ae
P2SH
220020d28c33c474c6edd35eb085f86eefef15b43278f8a4b6ba6ff568a856611b1d30
" Ҍ3�t���^���n���2x����o�h�Va0
(witness)
30440220508d4ec917135690c044dae88d1421d0d8b78d216eb5934f980be70848c152af022053a300a0a132b7642d535c98387a4e024e93acd0ed1f6a035acb1a4f4e26440601
30440220682bdfd1745f240083d48f5fb61edbcd289a08cc28ed8537bf2d57210f54afba0220521bc9d41691943ffd77ac096012fe9e38ed8292df0a71fd59bde651185fc06a01
5221021025f39ca82f4bacbf8ddf9f8fa2b6c313cdb6d7bd0d7daac417297f84ad37df2103b5b14bfbba3d4122fc8a6e41b9c92d48862a42cfd3f339fac4a7a5ac1063454b2102f12c9544321ad9693accc761d11974711025d3d22c7a591491b23d579c0f5b9d53ae
P2SH
22002070340425ff46b8f59c0c3892a1fea998fcde2dadf42fd14270b4864192ae8c79
" p4%�F��� 8�������-��/�Bp��A���y
(witness)
3045022100a906b3907c09d198244a9e42643eb49ff51668c4b3eb3756916f184aa4a9cef0022050c372bb51714d5992663e171c31685621727393d1376bbf0ee7fda0bf4ece3501
3044022042f87ca8cdc59ef3bbf05534d4e916f8edc06c37c5a1a2d3d2091967a5016b88022020e15b4bb777b1f773a891e777dd971429f4bea8686afacb35305b405dcf9c9901
522102769362601ffa65eca0289ea18eec45cf7992c2616548bd26c43221e3c73b6ac52102907ad200f9691c2b12276f1e96553526776e93533c7f436b02b7540ed4aeae2d2103b92b82bc9bc96d6a058c2cd1353484d6893de6603f72e48f5a7df9add047c6be53ae
P2SH
2200203edceb7e0c8a562228f6de93ee2784f9203814cb274e46dcac20574f19816a7f
" >��~ �V"(�ޓ�'�� 8�'NFܬ WO�j
(witness)
30440220327dd29068f11a84ec428563920a418100fcc03b31865e3fb567c522cb8e67db02203845775bdb69551e654593003b6ed64488a584e24512700514b6454ad19e152401
3044022062003bf4ef57fe30b282be1a0aea2acec67c5837c80c2562c69eb938c556b77802207ea71df68bd657989f7a926e363e351807cc7acf52350958d74fe1513e48a7f301
5221026b6a2c1cbba7347d1754c3dce047e5ebbebdf0431b2912990baa4db98f06d1d0210230c7fb9f329954dbac3b4f701a67274bff48e1634f70554af7a291b1b2af3e5f21036aebaacc562de29ed3811ca40a0794de459d3f906f495133bfa965dc3efcad1453ae
P2SH
220020cadbc7a7c12f0903524435e6beefe62e29795e52b44396cbadd397763ac94666
" ��ǧ�/ RD5���.)y^R�C�˭ӗv:�Ff
(witness)
304402207e5ba753c8456e1282739297b589ba3a26a521f6418fa5c3009f166d78c05f29022041230dd699dea702d72ae92a3efe9645ad33a81b028d085688e8ec9319f5cfca01
304402200653864540803c739a08e24c63bfc2c6c1b11682518a93daed9a903ceeb8f2ed022045a43bedd4afe6f220a11200488ca50836a0d2a2b5728ba84c541e7672ea236501
522102f0b4af705024f28e8fb26209e1da5a8c1bf44eb0e46fc472031ca1ed9d5a34602102b2693fb03245bde53b8eda4125a3a559b93182b4c34e0cdfc411b8048aa7b0ec2103d212a2294c1af8a157ddbc56ed4d31c4e145bd4df431cdd79cb762ff4c8052a453ae
P2SH
220020ba6b86ac9e53d0d569e55f2ebf32efc91d87b4e63a080a4496716cac7e9e185c
" �k���S��i�_.�2�����: D�ql�~�\
(witness)
3045022100fdcd1cb6246d5380cefc5d3cee4fb4c6e4db66383ac1db28a77a43e5a3895d31022043febf0123f262c28bdf2ef9d24e4d70804d3a8b58e4dab13898f7603567651201
304402204a46c475c83b3ab714d151e063c5b6f4667ceaf7fa150a90423b62bff403b49c022010a12113ecb9e7d43e78e3be5f10998d1ad23da4899e0bffae8c35f0977306d301
5221031fa29653f7a20a76bc529acd77a846f9060b729ea67f73bb9a6361bae4f6db7c21038367bac1277bb9a31d625784982423d55f0df6de6c482250a9b0267906dac43c2103ff6951e16cf1c198b88f73c295c6e30a34855942c8f77f3540384d861f554df353ae
P2SH
220020ac217a58306b2516196685c3ee80055ecc79d7a546407a87a7fad9720f936c75
" �!zX0k%f���^�yץF@z����r�lu
(witness)
30450221009d083eb43957e0d3c377913425776b5acc181036d19de106fcf93a63e804938d022022a7b5bdb014374072ea4a72606686baa6ed2f5c7ce177b1a5b155557ed9e8f901
3044022016104b2c2442f303e5d1847527e87b3e6db08955234ea10402451149da4f6fae022005bb353e91e7eb3644a3fe517e8e6375b02b2132f5baaba959c94a52f39e7f5801
52210369623c1d251ac70d8b114f256f457893ef68bf3ebdb181083b18a0034fa4b1e82102fb556e3c8a4d92a8fe75b8b5cecb06af60ee0d8ba8111fe8b7e1496babbb54752103d251871c6c4426b6b638205a9ed099ae2913e52ed53ec7765432ba3b50d77a7953ae
P2SH
22002040ac81cbdc67081cffd5390e8ba62e519dfd8b7fdcd7eeeed7d261be7a901b86
" @����g��9��.Q���������a�z��
(witness)
304402205d9cabd94846f9c63c54dc704b907b5d6b97cf6d7533a75b71f611d8154f1b2202203a588add79bda6a24a09b910507e0b8c0031dbf971ad59ff112235747501fc1c01
30440220687b4af01117b41a7ce2e9880f648a0900290f99d4932182d5f2266ff035c0c602200f93bb3a215ff24d53aa38975ee2d011a4219f60cf03b34ae6e0ac738ba9b87401
522102ba2be2dbd04ddccc0dba2f40953fd6e5e049122616150ed4da628cb679b49c322102f1d4c8f61cd6b31fd986827f6469dc8945a2979f4946f021f927f2bf5999105921023a28c119c0e8558d6454716be795268c60bd875abdb3d015657e3756bab5f1d553ae
P2SH
220020e9f255ebc5a61377f53c8cdce5984329e48677df96c2d4042d4add4740d845f2
" ��U�Ŧw�<���C)�wߖ��-J�G@�E�
(witness)
304402202b239d7a94b44e976319e5adc96206a96d116f18a444e29237f64ab362b08572022047367e607d99ca75631f2036aaa45ab973ee2cccfdeac5a8337339ab61ee1d2a01
304402200e961561a638e5d55ec76a59bc241b79f84dc15df482d1f1bb5696a6c7ec1daf02200f3e6596ae422c8c19b65d26d341c359d6384b763ba692556506737be6015f0201
522102ec673284f06fd0adabbf0bdbca18df694530be65d750a0f8baada74baf909b232102e6b2daa0b30ef52a7c119d07d9fbcaf5deabc3bed3ac31f040d0fda5a8fef19b210329b3aea1848489c36a636eb4ab768022c7d35a8c2123527374580c4a8e08a37953ae
P2SH
2200202207aaf8fee45fe5fef189b9eec898cdb5d8e1c873b5d5b02e9c77f566bd4c98
" "����_����Ș͵���s�հ.�w�f�L�
(witness)
304402202881506433ced96c1d5d602bd2cad219d5952225bd842bad28ba2d8a285ce7f90220008e6cf153ed39779efaa97ebde82a6c6c902bf3755eb7b31f572c0fce25fbc701
304402203fbc6bc5fdbdb6cdabec8c0a3df515b8cd439a1ca78064e64f345c505de005f902202874b6249450c6b459898c86b3df00e0dfff9f6f45b18b7297950f158ce3db2b01
522102fc92fd2fa876abeb345d98a619fccb2c5e9ac4a785d70b31e79c8158d49fb5302102a174d0cb1df89bea6fe1e59a9a45e4def7dcdded7700496675a56987efaac48321039307904c53c498d9c5273ea7d348e9dde860a47ae1e641c37715688f1c08795553ae
P2SH
2200202497da3ce0c1378546b5e10456e3205b8fc975849dca9a6810e38b79ba4510c5
" $��<��7�F��V� [��u��ʚh�y�E�
(witness)
304402205fc0a18e0651c056ff952e41d339ebca058e1e27c5c70c74209aad8356fda4840220102148537b46ce84ec34b371480793b481c037a49cc75f5b0d1c64599065ff6101
304402200bb2e5e1d8e7762a8919c11d6865d32d6330d0d7f7b9ee52bfe7347950ac6de802201e2f46477d6ef2c3b441c7eec554ed675efe69f820a20fb22cab49845136d3ae01
522102bcb714241d474c84db3e63d1d724540e65e619287ccd39b8b115206d027539412102e33dbe71433b9f07329711d7a3a8a5e8ba2e7f05a9fa2a027755e387ffb0d36121022b48202036efffec0b5a6664ad697fc62af8d765712a740dd974451076d2a82853ae
P2SH
220020e8e241f6ad089f6325c0e85483e6abf5cc164d26ba3c4a34c9507b63d60ae839
" ��A���c%��T����M&�<J4�P{c� �9
(witness)
304402205c829aaaf41e402dc1f03da945d258f29626c2d76a21ab74bea063bb421498f90220702c5716ee977b0d5181967dc548bec0b8f464c3c6a4ff5db771264aa355347501
3044022055744b57af6d7324d8970132ba8bca8a1c51c52c57f72614c89324657a90ea3c022049570da514aa2cc0d93a75ecbc6a62cc00604d9656bc965b99aa153d92a1d98501
522102f75f7ccc84989283fc957815fd5ea182e18ce67266a267edb342a962c3b98d8a2103c8697f534dfa69d740fe71f8bfa56debad9cebf0c76fd8e548ea36fba8d1130a2103f07ca2ed7070c3c89d8d35be4ebb251a546fc810144b4a572884e59f76a6226953ae
P2SH
22002090d823ad0fa243728a44fc5a5af723dbe9fcd5f8006cf042550028cf2561b0e5
" ��#��Cr�D�ZZ�#�����l�BU(�%a��
(witness)
304402206259479e19af302b95e8a4808439099d54d9b564d4dd566cce3688cdf76446100220513034c9a62cf37b33ae7e6c0caf4e6949c4a23f96c7d5e95cdd6a6cba6d4d7a01
304402200ff9b901f60e45e464949bab8edb443dce5b0ffd1bd036adffef5ace59306aa302203be04a48b16aaa4be6c7c104fd46dc6cd4b3e9d057f63234b14cee945c377a4801
522103a97faabd87667eee1b72623e6d42ca14a0a4cbaca818ffd81715c1cf4ddf4d9b21028f615ccf4004d5838227a1dbe3b89ec69d3f1088a03ea6eb6b44b37e578a1b4f210334d94c64c987fe169ca6d78900bbc787705f76de560e8f41610e10f4540d576053ae
P2SH
220020d1d3fe8aebdddd4d293f06f801b235a64cdd2d565b51632118e1c841d652063f
" �������M)?��5�L�-V[Qc!��A�R?
(witness)
30450221009591dc28f4d9bd14f8e52167aee58cf39b77a646784ab83d416d3707030b69c9022016b678dbdbb3fc6851e2ffc9dcf083351038503d441ec78930f0611b980a625901
30440220777e5f5a32538c9a90165a5d07091f0c77253f6212689b422089ede35ce77ff6022001ba78e0b3678a54c7ad69843401d89bd05ac37326f414f70174769f30b8a49601
522102c2459402346727314b6e3e23ec3b50faf4cd3be01b5c7386860f52deb10e71b52103cd5607ccf71ce376e64b73db0a1e3ab86837872d5c964df92d110296274decbf2103e37873b47e5d9fb5c2ec1593ad7fa999cea45ed6724032e814486232ed4d439c53ae
P2SH
220020bfb8e419d0f62efc56ec8f8733ff9b4963f3ba79b7ed06edfb8654081fafd9f5
" �����.�V쏇3��Ic�y�����T���
(witness)
3045022100eff03ca54157b2e3c2de9a96787a259fb1af830a8c88e48bb9f5e2a86d2abbfc02206d44bd3d253f4890d1bf2e3e92d6695d77f225aadae2a672792668c0a14e592001
304402200cd25399799a413ffd0d3ee5a55a44046c6e46f1ca319b3705e59cba94f964bd022062314dda0cf995f7e8008cc3839f875a0fc3b0bb87743770f3b1a8b1d359556301
522103a5a7d9106e6bf569c3829c7ca85507878f9297265720d3cf2bb5f82118c356082102dbabc56c4c415e1779002a551c6efe3d25da98aa8c635df11704a96c2781e6492102dd702a383ac6f2a14dfd0c27f489ccbb09d64857240cce28b2447011c76498e153ae
Output Scripts
P2WPKH_V0
OP_0 0f80f08515caa1528e3ed033422d686c02eb2a80
P2SH
OP_HASH160 c835be9964b6dab2229e7956f22fa228633b43c3 OP_EQUAL
P2PKH
OP_DUP OP_HASH160 9410186f398ea0ece159f7237089ec6d017b9137 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 cc7585c9e6cba6eb63f9917b6f4dc1ec3deee9fd OP_EQUALVERIFY OP_CHECKSIG