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
6ed4bef9d825950e52ca9cf4596be51c60706c18bc9e43b3ac12f1650dd04b7e
Summary
Height
Confirmations
70,627
Timestamp
2024-01-11 14:42:37
Size (rawtx)
6,384 Bytes
Virtual Size
5,821 Bytes
Weight
23,283
Status
Confirmed
Input
1.25493299 BTC
Output
1.25207125 BTC
Sigops
235
Fees
0.00286174 BTC
Fees Rate(BTC/kVB)
0.00049162 BTC
Other Explorers
Transaction
Input (7)1.25493299 BTC
Output (161)1.25207125 BTC
Input Scripts
P2WPKH_V0
(witness)
304402200ab9fb305b7fd1fd285ef67c3af8c672fa3c43092bcb740653daab0229ce38cd0220015faf7fb85f620b67d48242f8a9383f254f56d17bcef88a3ac8880a369cfcff01
029d460156b35e07ff15fc942153ebe1fc7b122997909ebc360b3b026725af21e3
P2WPKH_V0
(witness)
3044022059055bb2775e93558674fd60213b538242d243b41c3ac34cf0863c4e9df06cb302206e33049ed29a3f36f19e977199e943fb8e12606efccf41cfd3d2c689938bca5f01
02e2513d40036778d3cb14751e30850d1ef0ce8bfb8e1ba595f9c4d36fa4e78cad
P2SH
1600145010f071f25cb8e8bcbfea478c4f786cdcd0db71
P�q�\�輿�G�Oxl���q
(witness)
3044022006e8752dbc29e1ceecd32a8172774c2ee109aeea26e8eca6f89e511d2e9e9951022038048a5c4c4bdbd59714b58d6dd7d10ef18db85addf45693dbb806d8e1ad607601
03ff90b16fc95818c52798786e3923f4fd17a17645fb13adb7c10638709f0794af
P2WPKH_V0
(witness)
304402203607f76f4b0203ce4cc3a3e70db3ab5bc6b8e594fb41d9e618ff7a923c845e7c0220763e94195551dfab8ad76d04a26f23c3505628ed5b42a5ca94da8efbb5ac46be01
02a4062debf7295c14998a1e4b1f9ab7b7a09e81acd2cf99b588dccd6bfaed3530
P2SH
160014897ea1ceeaab16dcae00fe77c711e2204c6b5770
�~���ܮ�w�� LkWp
(witness)
3044022072754290051d40a38db5a836ae2d94fdb6f0537262a6a603455b726eba1a402802206b8ca3370e746d9e2a38a8e9f42d4ec6db3198fd20823806ea61ce3605dac66201
03b804269ea80c65cec1a8846503196c9865eab9db80392f39eab85c7345c12af0
P2WPKH_V0
(witness)
3044022007e3f96ae109f382e19c236d0d11c99185b017b5cd9d7f9df73dd4f690bb8879022070414cdbb3eb53378885ea0d49a7e7030975ca7f205ec4b4ce5d1815bc7728e701
03d01b3fb39240cfbcae41d4efc9a65927fa629bac64721693f4c1f707ce75871f
P2WPKH_V0
(witness)
30440220104964f4bcf8eec6d308e2c8381ba1f06fe70e49f04d655fe3e13f570ad1093902206d8aa7bb604d89213022715d8f3e99e7f69358a04d89de20769eb6b3d52e61ad01
038e1bd2bd83a7d8c0f82c6ec7a1c0212e78a299704a7534514494ae6c50206916
Output Scripts
P2PKH
OP_DUP OP_HASH160 cd98fb6d74f40dd4fcd164c71aa34bc347707251 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 1f2fa8eb42290686eda08d04fc529110787eddaf OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 0052b3898c4a9e19fe03448f1748e20bfdf28c6b
P2SH
OP_HASH160 9403465ebb799abaddc75629e5158e1fdb79c0cb OP_EQUAL
P2WSH_V0
OP_0 ded3c09350ae8d31508133c3487e446b76d8a8a9d004c3ae97dd69047696ed81
P2WPKH_V0
OP_0 62a9f789b2470d8261cda978ff7c4857d442f72d
P2WPKH_V0
OP_0 18baeb2b55a607b1625859f492580be29fa64574
P2PKH
OP_DUP OP_HASH160 19eb83f1e4fdba96d294aeed4d5214b095c29e51 OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 59f65254ce3ed57d23e3940e9bcf5efc355054ae
P2PKH
OP_DUP OP_HASH160 abce006e46a8b7fa8f66cb36cf2cb309d7b18cd4 OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 47722f82459b7b24b77c8500e96233d71181807a
P2SH
OP_HASH160 c9e78934cd98a1b281486db4d5ef1aae413d1026 OP_EQUAL
P2PKH
OP_DUP OP_HASH160 a626426431f1671ce5a7a1e9b052c3b876af3a5e OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 a9ee854cfc7d3855b21adcb8df88591341c9ddcd
P2WPKH_V0
OP_0 2e2afeef3d2b3b292abe1d8f09f9edad82de83a3
P2SH
OP_HASH160 437b45862065dcc9071bc403b9e11e2b6d14bf74 OP_EQUAL
P2WPKH_V0
OP_0 b8e343dc204e727bca24f7e7962218fe48d6d004
P2SH
OP_HASH160 5fc3e67190b08123231b7940eaee85e1de955cd1 OP_EQUAL
P2PKH
OP_DUP OP_HASH160 59780080d1b9c7e8882a799f961b98ec07a041a4 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 63bf9f01c48ef82a8220350a934213e3dce721c5 OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 84796e46709a7d5cfff50eb192700daea92371f8 OP_EQUAL
P2PKH
OP_DUP OP_HASH160 ad3765cea43af75b08fca7c031bfa5ed68817be7 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 35a01d0918295410ef4b1f242da9fafeae9829f7 OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 0056df10b8887dad8f022a25d0ddcf840f4f0cd8
P2WPKH_V0
OP_0 43447006b430719f95050e4cdaa19a40159cc4e0
P2WPKH_V0
OP_0 8ca502fd30ed96d5980a443c2b6eda4efe4d2d09
P2PKH
OP_DUP OP_HASH160 1883fa6f550e071d592babe49ad69460cabb7554 OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 b36bb0190b5fec73a2c86cbf5ec8620c368fc033
P2WSH_V0
OP_0 db89e72f81f7f2b5d23c641619c26c2e26f05b178c3f55f2f79504aeb6db751a
P2WPKH_V0
OP_0 79baac0b5ffc23f135cba3cd402b8eff500fcb00
P2PKH
OP_DUP OP_HASH160 fb16172f866ccb2f822f05dadc3de7c4d94edf91 OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 f1a70fda03ae7b9585c7f92efa9d0ffc4df87d7b
P2PKH
OP_DUP OP_HASH160 4c395f10777be700778aa0178e8eeb87727977e4 OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 37eabb9ae1b6ee405d7113632ccac5b305764c1d
P2PKH
OP_DUP OP_HASH160 84c3f0870efa9eed899981ae4c539f7200ec2550 OP_EQUALVERIFY OP_CHECKSIG
P2WSH_V0
OP_0 556a13d6f748206ecb29c701f0736d37cd1027d9136ac75a2c656a9f86091ab3
P2WSH_V0
OP_0 2b9c6a2a47de1214a55aa7aaaf76a4e655b05dda91b7c0297a7c0b50b3697083
P2PKH
OP_DUP OP_HASH160 fd2101c18cd83f42d9a18f57e40cb621f1047b92 OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 819775c443696b506cb8ee823a26ae70c3c5f89e
P2SH
OP_HASH160 c70297ea01ae6e505a337191763f94b4b9104a13 OP_EQUAL
P2PKH
OP_DUP OP_HASH160 4554a77bcc4fe5ace52f2d611c5482f3d037e0ac OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 47968779196d097e741b3d3701c6478d46d6461a
P2WPKH_V0
OP_0 2baab6112d27f51104977dd11dd2ca774f214d11
P2SH
OP_HASH160 c40b0edf517e889cd274af19d8fc1fb3c7ac4bbe OP_EQUAL
P2PKH
OP_DUP OP_HASH160 2bd8f240bb457fac85b9a2a77e125c12ff0c6f2f OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 62e05dab21cc4ccbc38ccfc36ef980082cc1604e OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 852b3d1b404451a19f130919db98f34c8abd2cea
P2WPKH_V0
OP_0 920e15e23c4c21f9f2c2c36076e0f5e44baac9cb
P2WPKH_V0
OP_0 3f7d77fa2b56018d09432cbb0b447e5f1f34853a
P2PKH
OP_DUP OP_HASH160 11ad1e5ad86183d4d04f941a13c1413326264aac OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 78597a7556c02fdf166974bd6745d993193c03f1
P2PKH
OP_DUP OP_HASH160 1c430ac92aa70814b268e0dee7aa88cb8648d661 OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 5bf93b954bfade264aa8e67ab9a654ebe7da06f8
P2SH
OP_HASH160 aa1461a2440ff73979c55299e6cc2a6e27d95b58 OP_EQUAL
P2WPKH_V0
OP_0 be654d4f4fdf2df7a9bb29f9d21eba7d92d735d7
P2SH
OP_HASH160 278c6a00319b0de9833f34061d495e7084ed2c86 OP_EQUAL
P2PKH
OP_DUP OP_HASH160 8733d4ef659bd14d8b358783c6970d6d5e0b6a48 OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 24a2745d2edb3c4461b21d741e049e4fa19fc78c
P2SH
OP_HASH160 da05bcd7ed00a93c8ff4ee97cebc8c63e530cd42 OP_EQUAL
P2WPKH_V0
OP_0 ae2b0ba51e79f7f6fe5615004cc8eb78aa5d596e
P2WPKH_V0
OP_0 5eefc9b6c23ad5685b09fa2097782089a06456ac
P2WPKH_V0
OP_0 96484bb8c36370b2cd08010e3caaf1264ea11b5b
P2WPKH_V0
OP_0 944a5009633103213b3b25c01b00a3f9940e582e
P2SH
OP_HASH160 6b4178aa019dc193e7dd4891b3a178c50ceee577 OP_EQUAL
P2WPKH_V0
OP_0 39b81e1180c94eb808677d75ef300c630b37fb85
P2WPKH_V0
OP_0 ba1adfff62ec9ec36b1e817921a9f8d448dc1b98
P2PKH
OP_DUP OP_HASH160 ce628c78427ebe99ecc6ca3c93fb59ba4e06cef4 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 8b8542ac96637b491515714805460a7d1d63d2d1 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 d0decbbc50f89cafa6a6ec029c141e697baffa79 OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 20aa8e873565a8d3626802612adf947d6ed1db5c
P2PKH
OP_DUP OP_HASH160 79911199022f79eb7d9995aaf8a8d1b253656c40 OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 15f6c01a2aef7fcf307c75087a9a57a00dd5c2c1
P2PKH
OP_DUP OP_HASH160 1256af82168ecf410ab36fb2fb54975de72a1d53 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 92d49b9c39221896e99e9621b74a44e3fa432202 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 cfe0596c5558cdaad40d32dcdf0ceb89e5ec9b50 OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 6d8ccd690ac8fd330abd7f0e214493004561e781 OP_EQUAL
P2WSH_V0
OP_0 dec270bdf3171a70fed447a4e6d9b845706f685e607abbb5b16604752e876104
P2SH
OP_HASH160 3f2ba9a51def0d4cf95b1acb53f42c6c20884224 OP_EQUAL
P2PKH
OP_DUP OP_HASH160 4d6727ceb0700d1b385d997700563c9676f668b9 OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 0d8adc4e9df6e058087469600f847e879e13b557
P2WPKH_V0
OP_0 b5131f62d2ea80d813b6ce79fdf567eee31a2426
P2WPKH_V0
OP_0 7bd3e2644b641bf23f7802ddbb13ff063ef2cb3e
P2SH
OP_HASH160 cadebbd7d4f2ea32785a6874d88cfc920c726fb2 OP_EQUAL
P2WPKH_V0
OP_0 4c95bdf1f1c95f4bbe5f062b16370cf3f65d408e
P2SH
OP_HASH160 560fca8677db23496b301cce1cd4313efa9eca0b OP_EQUAL
P2PKH
OP_DUP OP_HASH160 cdce8ebb3db88f3a2aa8a6c75de71131709f80af OP_EQUALVERIFY OP_CHECKSIG
P2WSH_V0
OP_0 a3ecbc08da033739dc008a5438ca0bdb8c933109f8143249ed27952ad09b9ebd
P2PKH
OP_DUP OP_HASH160 bbafcc8f4e73a0d98cd089413ab1a1fb453dfc6b OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 e2ec1e226f4a4534a43763c1b63def7586d96d8f
P2WPKH_V0
OP_0 a4432ee30a9f36f0ef524eb9c90fe9c6b7488eec
P2PKH
OP_DUP OP_HASH160 69ab2d76db747564d7f2f71620b4fa6e92268779 OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 38516e0185b09927388db12fe2c33a0fe6bf8357 OP_EQUAL
P2SH
OP_HASH160 f024dd09e0422ea71c6f7a749bf0850a4f9f7fef OP_EQUAL
P2PKH
OP_DUP OP_HASH160 4aa7f542cb79b6a265ac4b5779d44b397280c467 OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 b58d9c549b793a5e7e3b118ab475655a21b55ed0
P2WPKH_V0
OP_0 bbe2afd6522c2a6aff9521b2a80eed695fc3d022
P2WPKH_V0
OP_0 b66681e230e5835f388f72ecc68308c32f9f433d
P2WPKH_V0
OP_0 51b53e2ea339e206c59da0273e737743ccb3aaf0
P2SH
OP_HASH160 aa6b87a687ff57279a2a028163e3c521d0eb77e3 OP_EQUAL
P2SH
OP_HASH160 fe8f7165c4a4f0ad94e458a9ab7f6a31d3727939 OP_EQUAL
P2WPKH_V0
OP_0 da627aad9d7d1d377ded33140f9b195a44dc9287
P2WPKH_V0
OP_0 67e1e89000a90073154ecbd8008624b80613d7fb
P2PKH
OP_DUP OP_HASH160 67969b5e64f91201c9958ca1815e9d51c4a8cf9a OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 1baa2657cf22014fc0c428a3ebc37fb4be1543ea OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 b78c4bc835ae5ed26f3dfea345a314925e3f97a1 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 8f09f700069e70d304b74c8573ed0f69d4cf693d OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 f580f73ad3abe8746c418b84ae6d7de42b9aa0a4
P2SH
OP_HASH160 a2601e4dfa68bc9e8e2f10e1d7ae1c7238d09bc2 OP_EQUAL
P2WPKH_V0
OP_0 dcefdecd8dbae92fb02a97c5e6627cf0e7741d14
P2PKH
OP_DUP OP_HASH160 6f642abd51fe4aa9f5aa89c77008772b6d5f1073 OP_EQUALVERIFY OP_CHECKSIG
WITNESS_V1_TAPROOT
OP_1 c4f90e7edc4c853f2acc83a879b02441c20e03e89979ccfa97b0c94bb985cd8a
P2SH
OP_HASH160 cc750b3fff95d75c63b610cd9d657c4b15e7da83 OP_EQUAL
P2PKH
OP_DUP OP_HASH160 dd306dfe54928d3e07f3801082880c737d8b09f7 OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 f96caf667dcfaed012c2607fea1811b76e831d2a
P2PKH
OP_DUP OP_HASH160 cba6a78cd7561fdd3694906f89242322655a5469 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 29e379bb85d3c38ffb98e1a45b2bb11a01aea4b5 OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 8d8b322fbf90f1d97ed7a56b108c5a8afd540025 OP_EQUAL
P2PKH
OP_DUP OP_HASH160 6ec0609f79e4504a11bc1a5e6db9a4808a6034c4 OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 78b913cf7245690ee2ef3693102c4c8a334f1f8e OP_EQUAL
P2WPKH_V0
OP_0 12c7a99847167f108be47b6af5fdca5e9c629631
P2PKH
OP_DUP OP_HASH160 3700c02a8902ec1f0638514b365f6b24b7a88268 OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 4bfe08f7fa299db8d24229c02226b9c88a6f54d4
P2PKH
OP_DUP OP_HASH160 90bf22fd04212169e5c68dfccfd0e6765f0452fe OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 7eff2aaca6e61904e0d5ecdab0459829e44f4df9 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 076fd288a21ff305eb4959941cf160b3906684d1 OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 fc484159f88bd15790b035fa08747e8739261028
P2SH
OP_HASH160 a99818244677972b522ff1103a48f1cb800c2055 OP_EQUAL
P2SH
OP_HASH160 da24cfadcdbf688808ff6deed305abe1447c6cf1 OP_EQUAL
P2SH
OP_HASH160 282f4fb596aef1c8f75cdcf4912d2088d5bce25f OP_EQUAL
P2WPKH_V0
OP_0 0ee464586e973d1aa7bae5d659d6c6f9d99e97fd
P2WPKH_V0
OP_0 1df336f9669f66a22f14ccc5a4cf606f0b83b92c
P2PKH
OP_DUP OP_HASH160 60ef9c0b77c6fd9177893f810a3f995668ef3341 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 0c10c2227ec1beab965c94ffb6d47b5bcea8fb32 OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 f995d122188d8fc00771d32e2a62d6c6153b0dfe OP_EQUAL
P2WPKH_V0
OP_0 8eb575fce17d41b1fa1dfccb0f9dc9e63d55e58f
P2PKH
OP_DUP OP_HASH160 6363ca7e3c0fbdaaad30dcb6481bca42e9c4e7be OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 f809ef30f8a6f49865f4181836b12f5166ae1ad3 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 5633651450cc884871fdb7f05f288c31f76d6a43 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 fdf9b5acea361991ef720c3c3c749968694f676c OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 1e9027386509531170352d0dc8f1b786a47d0f70 OP_EQUAL
P2SH
OP_HASH160 38d776a5813fc8b3337da7dc79d79f216d831077 OP_EQUAL
P2WPKH_V0
OP_0 c6ab0d42f7435cadc8ad5a4313b5d78e9e12a6ff
P2SH
OP_HASH160 b916640aab8af725c4b5c339bc14aed18ce9b949 OP_EQUAL
P2SH
OP_HASH160 f496b5505b12b2bb80bc9fbf610f2ab086d57b59 OP_EQUAL
P2WPKH_V0
OP_0 135a21ae6d48951bb788e6e20aae6bb52aaa3f37
P2PKH
OP_DUP OP_HASH160 a385bc62c28fa9ef3093ed1f17ab51a15e62328f OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 d06fa29321e52c0b9676a1a02970942c366cb039
P2PKH
OP_DUP OP_HASH160 feda0c5e218540fbe9faafa485e134e1d85026d6 OP_EQUALVERIFY OP_CHECKSIG
WITNESS_V1_TAPROOT
OP_1 d41e2c7315c799a019aa3ac38098f9109888ea38cff4d34af21a5f662f1eaaa1
P2WPKH_V0
OP_0 f0a187ca8bff53a79687a06ebf9b680fb18f71e3
P2WPKH_V0
OP_0 aacf66dd0517cbfd8d1562112e9a20d925b585b8
P2WPKH_V0
OP_0 7d3056f386a65b60ab6d866bf8353c7932974b35
P2WPKH_V0
OP_0 04c7aa83406887ea4ddc28bd168910102ce45022
P2PKH
OP_DUP OP_HASH160 3ebd8f53f0dde584703e0a17b280c3358236fb10 OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 68d96069d435b948208973279c788f8820a8cf7f
P2PKH
OP_DUP OP_HASH160 807c2be8693dafe4abd8e6d213922af2fe843248 OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 eb73bd8045a50d08a5c1d27d7c1816f942b03ffe
P2WPKH_V0
OP_0 ccc9021aca473256a6633a22611d2a9ffc5df3f9
P2PKH
OP_DUP OP_HASH160 70af0469de5f52632d31658a43066ab123c8fe51 OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 a48530430d4f9b0223fec3f512eff4d1e6dcbe48 OP_EQUAL
P2PKH
OP_DUP OP_HASH160 44c3289fbaf8297e8c948c994238da450c38c5ad OP_EQUALVERIFY OP_CHECKSIG