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
baca1088140e1bd707678cd56ee4b3570672fa837e76b61b78483cca4f866b34
Summary
Height
Confirmations
17,160
Timestamp
2024-08-02 04:01:34
Size (rawtx)
6,981 Bytes
Virtual Size
6,177 Bytes
Weight
24,708
Status
Confirmed
Input
5.42831250 BTC
Output
5.42811477 BTC
Sigops
146
Fees
0.00019773 BTC
Fees Rate(BTC/kVB)
0.00003201 BTC
Other Explorers
Transaction
Input (10)5.42831250 BTC
Output (169)5.42811477 BTC
Input Scripts
P2WPKH_V0
(witness)
30440220173393ae72b6e00d2baca0603791737204721a63a97739e96bc6c6d01516b50602207aaf3b6dcd92d08bc1ec006386223613e4148ed2e24afefec0f5dd2bc12cf84601
03efca4efae366cd75babd07f5fda5690e096a89abe9ca221547c59e1ba2df1d14
P2WPKH_V0
(witness)
30440220776fb3f55be447ccb2d9a74547f11ef0dfea3ec78c5df35d8db0b4143bf1234a02200d7a86488e8a6571e971274ab5de5a302ac1dba4d1c90877850e496bda23203201
028ab3470f12c6d5a239a462158c08de62f83bd536963943c4504d7e4631f4b86f
P2WPKH_V0
(witness)
3044022052aa1e4c27dc624b5b081bbe0c40aebaa383b5fbd1e21c85c12eea365f57d52402206b4310f922d1bb718767a98c9f1af13f59ece6720442889d3032141271afb6d401
020bcc1de93545a15e4c931e502344f8b669d146837579a6de124425c011385d02
P2WPKH_V0
(witness)
304402207dcd10e1f6dc1daab22411f483d1da9392f21d5290f949a70b271ebd9436b62c02204d7cbe5dfb69becb4bc4a3d410c6bf3f5aacfbf1a5202d727ab0e1bcd8a3d47e01
029844da0c9063113b00c33adc7f5127d46816050a1f55eb3b67b2229532d4d8a3
P2WPKH_V0
(witness)
30440220187c4dc6f200b1f9f9eacaecd2d053bb79f1637d2061846fa8d7ce17890b0be502200e9acec48e2502fedbb02b91101a682d39982d0aa80c2afe1ab00c0e3544455001
02d4017fe3645e8f07de01770585a5bf0fe81809fcb877daaf918c0ae0e345433d
P2WPKH_V0
(witness)
304402205e85c912586aafaf137808d8ab2396655a96667048678218c738821cb258a3a0022053c2bab8b4e5bc57e495de72d2190091c8df55e11d20dacb777f94921e75c72701
03451b6fde8066cd3e0db4c39b55a7d0c70e58a2b8648f337647c78242907348d4
P2WPKH_V0
(witness)
304402205c148bcbb242ecaadd6e2ba406bb399889c2c3f63d0e76abce708d09ceb43b5d022046e7a5c0948cda951cfb36eee2f4a0d8173db6c92fa1107f0b9dc205990927ec01
02e02e4eec2c52fc723ada06094a91021f5a80de45e314ff7080acead7e406c1ab
P2WPKH_V0
(witness)
30440220611cd0bc336d2ac2144a4ef999c41c303c16ddd72b5538ce42b31c34742bf71b02207717c6fd5189058bb4542e7d8cedcd6623a74a9d45f7d586f1060772f440d78501
0389fdb11f919965ebb0488000cb68f7d650407054980d1ea3a97399cc6d15bec2
P2WPKH_V0
(witness)
304402203f70d6ab96432e21e451b2b2206152940fd2530a6e81b5c6b8c84e0a620e29400220265321668f4e9dbbc8ee9af475deb200ad03f045eb3c57bba97400b1b625c5cc01
025098d2b4a9eaa1d983140a3b1d23d8b6f9824c276a1c36a34068db34d90df089
P2WPKH_V0
(witness)
304402200b6d09296d69d52675634152653dc25b0b95c21bf69b0c013c906bc16c946be4022054103a798791c1434913313a46b0c5c1977a50320b6d6108a7f03fc3f93dfaa501
03dc19d754e6656fc6a96bce8e0fa7099a4b43be2a6df00bf1388b5e6e727af013
Output Scripts
P2SH
OP_HASH160 31a45a97526b0833cda61485345dfbdbf83ec6dc OP_EQUAL
P2WPKH_V0
OP_0 47c3521df946b70a2a5c78c7d18511a11f5e6396
P2WSH_V0
OP_0 ac490bcac8a7608b766ec5f96dc2d1368ba78e1999ea4fc4edb15cf79a27d74d
P2WPKH_V0
OP_0 b8b7a318ef9fd6e81e428e020ef3a7b72d242744
P2WPKH_V0
OP_0 c8a53cb923e9efe0487b53c3fe0890aac1ceb824
P2WPKH_V0
OP_0 00d9a852386186a90789b2079393dd310a7d3b2e
P2WPKH_V0
OP_0 a23dc9f56d02627e1cb4c425ae2032c52aa6bb9a
P2WPKH_V0
OP_0 2b4bf29b20c9e1bdef3c81730bfa04635f26c8cc
P2PKH
OP_DUP OP_HASH160 05ada4ddd656e0d065d33899780f418c440cab9d OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 3de4654d18bb8db5d2b3b31229b1a10efa815792
P2WPKH_V0
OP_0 56dd690d400d180a021c74b8fe73c70396a95633
P2SH
OP_HASH160 d29f9f31bcb96549c6c601e2c8d4a36636984e50 OP_EQUAL
P2SH
OP_HASH160 0d844e9cae2205db15329c5e8db8a83f3373b545 OP_EQUAL
P2WSH_V0
OP_0 9669393c0dd7b3de88fe31845c695ad1943d2d41ebdb3d49c84757deca7081c0
P2WPKH_V0
OP_0 b2564501230356d6c2a361aba9125f1aff31529d
P2WPKH_V0
OP_0 520d40c7eaffbc94f1f1d87f6ec2e5989fe5ad08
P2WPKH_V0
OP_0 024c9d5d81b1d089f551a46c07e58a1b13c3f190
P2WPKH_V0
OP_0 cfaf8181b2084a80030d492551e5433063773a1c
P2WPKH_V0
OP_0 9341ef97834cc9df24d12d374d19f8c73b351df1
P2WPKH_V0
OP_0 a9c8abf3cea1cfcaca30d72b4723b71c8cffe55c
P2PKH
OP_DUP OP_HASH160 a074b77b3f57cf6e367dc8f14479bf89825c327b OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 9b8cdd4e0f6db563a6f5c223dc70d573d35f46c6
P2PKH
OP_DUP OP_HASH160 ed7784d662f36b95abe296bbed5c853eb10722bf OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 8e873f3265666dc43d5dcad0d6a3046f70532ce5 OP_EQUAL
P2WPKH_V0
OP_0 9f68f5c529cdb978a63f2e043a954f7c28e512ce
P2WPKH_V0
OP_0 61752389695d1051c96beefadd29aafc7dee0c7c
P2WPKH_V0
OP_0 ccfa5ee916d175688d8c3f77223f1de480546b3d
P2WPKH_V0
OP_0 57b15f1820e577c348a2ded6faca5b9cf1690261
P2PKH
OP_DUP OP_HASH160 928a0dcac6e9e7b746bac1e77da7d4649807bde8 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 331625829ef776e2385577c878e75eb31aabbe50 OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 18698ea3686aa7f2a80db9572668e024af065d82
P2WPKH_V0
OP_0 d173f4632a7e7de07f552ba84e262d9656350d6f
P2WPKH_V0
OP_0 730bf576fe912eb8cd57d56e83792c1019e0630b
P2WPKH_V0
OP_0 5b9577c72d7f23c37a2296fa7467593102e441b6
P2WPKH_V0
OP_0 762df37fcbafa3926dea47085908c4d3628bedb1
P2WPKH_V0
OP_0 460c0d4fcf4aacdd30e2286119500d980de54c4f
P2WPKH_V0
OP_0 50459824822faefe4b2b8f9ce406476f903819da
P2SH
OP_HASH160 b453e56cfd040d9ed41df491571d4e632f1b3db1 OP_EQUAL
P2PKH
OP_DUP OP_HASH160 3e7f4493cb7b4edd466c9f5479314bcbd1245086 OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 40339538356a470720612e72ac87e798ea899650 OP_EQUAL
P2WPKH_V0
OP_0 c221d3d5feffcd75bd84353b762dadc7bb7d4e07
P2WPKH_V0
OP_0 60d58338591be93d83b94d9e351828a5bf218070
P2WPKH_V0
OP_0 3b26ff1863babb264784dba18e086130c3b0e32d
P2PKH
OP_DUP OP_HASH160 a913f8a14af1c34efa9aa772d3455f7d3272b128 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 8ba5a2e84e9d5bed9176a652286f89ed009da498 OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 8a2170fbe6b05dec3133bcab20cddbc9b62eb25e
P2PKH
OP_DUP OP_HASH160 6396a10b6b8ede3e2a64c9392821add6dd016823 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 363b61fc196cf00d46d9695afa5a0a5d22b7887a OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 6e57925abeb4d89f3b6e59929907238e90d5846c
P2PKH
OP_DUP OP_HASH160 26a434ba37aed00257d284c60039ccfe3c5cc1f2 OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 359134cb5f20eb517ed9b1214abd053bb98f30fa
P2WPKH_V0
OP_0 383ad0e38b7f5774fe94d37e94af4eb81e21ccde
P2WPKH_V0
OP_0 c056472b1541d1c80279d354ddcd8eb4fc6d0153
P2WSH_V0
OP_0 a5c8f1df7b1bc8bda58703a4ea4e9621b454ef4fb12e49894be5bea4310d15e1
P2WPKH_V0
OP_0 f97593d9a101d8be8c25d6ebc6027c06d05c105a
P2PKH
OP_DUP OP_HASH160 b41438221da71edbdf7172c0e428a852e459dfd1 OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 14f1c687986f74abb45f1b353d3034e69695cbfa
P2WPKH_V0
OP_0 7849c87c88494bdade37894dba65c00d4ae2423e
P2SH
OP_HASH160 87c408496fb6d5ed806592027d68776274a46894 OP_EQUAL
P2WPKH_V0
OP_0 6773481f2474cb8be7380dbaf90959f3724617d2
P2WPKH_V0
OP_0 e4e79aedbcf0e476006b1ea1bc8397b2d4dc5511
P2SH
OP_HASH160 3fb3ebb750b088301a21506fefe390d6eec87aa6 OP_EQUAL
P2WPKH_V0
OP_0 cc52344c80d18f15768ee3d8b8a6a5a85e4abe25
P2PKH
OP_DUP OP_HASH160 c736d581d18ed7b44477c76abf42b848a4c23457 OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 14547d34ddc2277ca421a14af5fb18653b6b6d25
P2WPKH_V0
OP_0 850f6c3905c23afc8f28351cd1e159251500eb20
P2WPKH_V0
OP_0 04981636ea98ac4acc1bf011e6f3a4f2650dec0b
P2WPKH_V0
OP_0 6b06bf37f05cfe104be99171d43b7d816a564dc1
P2WPKH_V0
OP_0 fc6adfe70ec5990df5fdcbdd7cc4436bf1b0cc5b
P2WPKH_V0
OP_0 35a3d9925158a5f895b6fd46a6b0ca3ab2633586
P2PKH
OP_DUP OP_HASH160 b9fb8da6db37c11d74900ce13eb7db0ae34ca82f OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 21b2603d43a871dd3e53be39a58da171509fa8ac OP_EQUAL
P2WPKH_V0
OP_0 58a906a6720d701a0ba5329b21b3f3b20a3dc59b
P2SH
OP_HASH160 505dfae5b6d6d6749a3cd0a2ce6c6ff6d250bcaf OP_EQUAL
P2SH
OP_HASH160 bf0682e9126e8bcb4fd7b66c889ce379c38e4377 OP_EQUAL
P2WPKH_V0
OP_0 34ef007cd9fbdaf44126e71fd614bcdc82dcf8b9
P2WPKH_V0
OP_0 9fc23af9afa06e7d41a9b3a1be7db666eec65806
P2WPKH_V0
OP_0 3d7a59391ca93ef30dab3288229584a151d4834f
P2WPKH_V0
OP_0 71d641fff1c78d45acd78dd12f98c227f9dceefc
P2WPKH_V0
OP_0 fac9c7e7ae658e4475ce338f9841c69fcbe8f89b
P2WSH_V0
OP_0 dad617df360d0b1255cd814e33193fdfa9ebfd6e481d31300c88abd16de5c5e2
P2PKH
OP_DUP OP_HASH160 74a87a9026039353039dde8080a17581255893cd OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 eeecf54a9c90e102caf5199a9c98c7fcf31e18a7
P2PKH
OP_DUP OP_HASH160 1c1d0c0b54ce3bcf1c9197b0b13f86e998cc2273 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 90ef0210cf266f04c3dd6e432b5058fcc8f886aa OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 438a55f27d64ede5d551903abce914028d0a642b
P2SH
OP_HASH160 69cc9b78aab630b182e8487dfe44a6cb12418fd2 OP_EQUAL
P2WSH_V0
OP_0 03ecd07413d86278151e858fcfecc7c97aa12071d332637d418da7b814f52456
P2WPKH_V0
OP_0 8e48c9a8b485d7b7e483b7b2c19a91ef66633c45
P2WPKH_V0
OP_0 d1694568c79a99de8fde1b6d696b085e3fcaf7ed
P2SH
OP_HASH160 20e7f0e5c39719b682ff9f9ca8002b69566ad566 OP_EQUAL
P2WPKH_V0
OP_0 f93b3c48533e32c4008b5b599c3001ae4a4399a4
P2SH
OP_HASH160 bd17768240e5cb5fb723d86a70aad66c972261af OP_EQUAL
P2WPKH_V0
OP_0 4a2d9a8d65b4ac5c30aa5ddd60077e14a60ca0c0
P2WPKH_V0
OP_0 f50103e42fb09eb15444701a3e4a73d543d71145
WITNESS_V1_TAPROOT
OP_1 81ed7219ab814a8fc8a9db114472383454fb812f6a364911e5ac6147c232c33e
P2WPKH_V0
OP_0 320d0fffe00a6099715d552dace0109a982fb2f3
P2PKH
OP_DUP OP_HASH160 869e0a9c797f30de7397465e0b7d100647e935f7 OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 d6a314a48da39500e0a42d49a6c08fdebd6db019
P2PKH
OP_DUP OP_HASH160 a69b92c3610e631cdaec712f50af6f13f93ef927 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 96c8114e2b8f5dd402bcbeaefcd4d53cc5e50c2e OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 ca7135b21ee0b09ed1e1aedc7276c0548ff46069
P2WPKH_V0
OP_0 901385df7069f1b9c93dc63fbac16207c59bd941
P2PKH
OP_DUP OP_HASH160 9d1c537623be3b7fb2c51a0170195df6a32bc43e OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 5d1518b1a436ee83a08563a8a4435b3c2d271e44 OP_EQUAL
P2WSH_V0
OP_0 60b83796154a6939c01dcce67b0d39e029f04b222708b1f2bd57922a89895ade
P2WSH_V0
OP_0 575c0eea0916e12d5efcd504ebfcd8bfe0462435262c9b2c33b1d2bed525302b
P2WPKH_V0
OP_0 31a081cbcbadbf357b84471b72b28d94bff84915
P2PKH
OP_DUP OP_HASH160 a6e9edfe9c796dc6bb509967cac0a65867cf38c1 OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 f9062570b29e2a0c93bfeb0658798b0e9a3dcd61
P2WPKH_V0
OP_0 db9b1fece85fe6c7cbb78e1cf3c53b6e1708eebf
P2WPKH_V0
OP_0 054f257dd9925e602b80101f8a140ee2e545b94b
P2WPKH_V0
OP_0 87dae809f3c8e426b4d5de9e11092d9ebef9eb2a
P2WPKH_V0
OP_0 bce4ac8074073a7c35fdb0de18a18a0e5a4464d7
P2WPKH_V0
OP_0 48e175cdae4836d850b484073a6b6ee02273a9e0
P2WPKH_V0
OP_0 d429679ea18e912eb7c32730295c01c6e22c4a6b
P2WPKH_V0
OP_0 ca0cf47b53ea2bcd23b5008193932b6c0e283cdc
P2WPKH_V0
OP_0 ad7d4897f9974deb7ed05d7b01b8d53ded507a6c
P2SH
OP_HASH160 ea1bed6069a51e8124fd130ea594f4cae36310be OP_EQUAL
P2WPKH_V0
OP_0 350fda46376fd9f6a1ae47efa11886e642b1cae5
P2SH
OP_HASH160 fdac906c2e13b4732bcf472be7680c6329c591ae OP_EQUAL
P2SH
OP_HASH160 ab59315f1dfee4f2aa2e099fde319778a121e949 OP_EQUAL
P2WPKH_V0
OP_0 5e9cb0fc7345c2bb5a98ad3356c690fba0d7cf85
P2WPKH_V0
OP_0 f6429ffd4d3ea5cfb556075707bc216efbe7e93e
P2WPKH_V0
OP_0 e60d69c01ddbc186aa40d68967dddb39ac46dd18
P2WPKH_V0
OP_0 1900088d7ae35acc692bf2c4ed643d9d79b5c794
P2SH
OP_HASH160 59fc78fa5ad1a3af01cfc00b00b9cedc1bfee389 OP_EQUAL
P2WPKH_V0
OP_0 58dc57f141e195ad57f89bfbcb605d5e1fa6f233
P2WPKH_V0
OP_0 fb15cda19cf6ab4d1b3b1bd46c1c6f72bc85a121
P2WPKH_V0
OP_0 bc902b6cb120598654713e7c66bbc9168dbdd140
P2SH
OP_HASH160 9bc9172ace2d4b68cbd6aadf08a7fc8bff3561a7 OP_EQUAL
P2PKH
OP_DUP OP_HASH160 b26b1db2f92138fefe1ee5ee7607a0ce55309b9a OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 8f989493d2575ec4c268eb87bd1489ec0234b741 OP_EQUAL
P2PKH
OP_DUP OP_HASH160 ce09c22fcdf8a7a98369ebfe06f035f742e2fe2d OP_EQUALVERIFY OP_CHECKSIG
P2WSH_V0
OP_0 15755394c568fb8584c89022ebaae29146a209a2b2cc8b25968999883dfe3ce5
P2SH
OP_HASH160 54f7c633f9a8dd58893a7826988d1f952cc60dc9 OP_EQUAL
P2WPKH_V0
OP_0 f3c6f7d9c1a499a98dd94382e52f26e2417699c7
P2PKH
OP_DUP OP_HASH160 7404ea773aac639e540eec22052e51cb5280212a OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 ec8036f3d173801e58b67ac443c0e44ad2243dae OP_EQUAL
P2PKH
OP_DUP OP_HASH160 ae80d0fdb3fc41dfc0f42277f66cfe87d4c540cf OP_EQUALVERIFY OP_CHECKSIG
P2SH
OP_HASH160 6cb56288b4cb9f5be4850be95173afd9e4674af9 OP_EQUAL
P2WPKH_V0
OP_0 3f8024d96649cd257a8bec2ee3ee14ea243e6c71
P2WPKH_V0
OP_0 5ae7bea9d028a310224e781b45befb7504d5ca99
P2WPKH_V0
OP_0 f2956f5c31ce76abe363f06978a3d16d35000a07
P2WSH_V0
OP_0 d57f547b43ea064fb520f9c76289dd685f5f56ee032ed10de24e1962ceed4df3
P2WPKH_V0
OP_0 9495c7ce1dbddc42d44ef651b916e923b4c87cc3
P2WPKH_V0
OP_0 109a7ef26cb858b66b7f15919fc458c5ee6404ee
P2SH
OP_HASH160 15d997f12e5e3cc26999d5ad3f86428fac903945 OP_EQUAL
P2SH
OP_HASH160 2e64002493e74835493738c99e879445a7a4a6c0 OP_EQUAL
P2WPKH_V0
OP_0 2eba1aa77b1907cc2948de50e0f7780ef233174d
P2PKH
OP_DUP OP_HASH160 44d40def8d85202b5647b3d9fd10c4f53be2122b OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 e1168b239b514f78695aa9fb984dc5bbf1c49dc1
P2WPKH_V0
OP_0 9dbe4576d8a0094dbb874b336b5860dcf4130518
P2PKH
OP_DUP OP_HASH160 af3d69e9fb2e2a5cb35db6a844e9c985cbb09380 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 72bef141c0a52634793bb8a8fdac201ac0a28b2e OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 63630f73f5e1ebd4d02e24602a360960392858ac
P2WPKH_V0
OP_0 a8f37b5d97279928210e57247834401c6a46a2cd
P2SH
OP_HASH160 bf3c0f0e820112f9963223474cecf8e457d4b94d OP_EQUAL
P2WPKH_V0
OP_0 dc42c8ca949b47bc4e8d812af25eb2a94b578789
P2WPKH_V0
OP_0 95fe20bdc47614578feb84d2a73e658710de9170
P2WPKH_V0
OP_0 21588f27c00e18962e4f8e300b1c8b00f91af7be
P2PKH
OP_DUP OP_HASH160 b74a6744cfd3a15988a179e327a77ef8c0360466 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 82dae6d93ba28ffb4ef11f381848b99619f96710 OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 fb463d89873bf689582ce3596b3c4d0675212a62
P2SH
OP_HASH160 deac3c90e5e6f3aee6ad1a8cfda9c3f9a2d2a32b OP_EQUAL
P2PKH
OP_DUP OP_HASH160 af9f230920ecebf682aa2ae3e007ec7eefb28e7f OP_EQUALVERIFY OP_CHECKSIG
P2WPKH_V0
OP_0 e1b6bec2f3887bf672d305f32807563a2656d994
P2PKH
OP_DUP OP_HASH160 fbef179e386c3029d171c0d20e3aafd4f913a8e8 OP_EQUALVERIFY OP_CHECKSIG
P2PKH
OP_DUP OP_HASH160 a89f8ffa069d5297713cef0230b93fc8f45f888a OP_EQUALVERIFY OP_CHECKSIG