Block S0 #62,575 373,469 confirmations← 62,574 List 62,576 →
00000000002ae3c7afb70188f2ef5bb1e5703e38e5288e139ede0a9d6558b1ea
- Timestamp
- 2019-07-15 19:24:57 UTC ()
- Transactions
- 595 (0 B tx data)
- Size
- 359.9 kB (368,501 bytes)
- Block reward
- 50.697956 SNOW
- subsidy
- 50.000000 SNOW
- fees
- 0.697956 SNOW
- Miner
- snow:2ugh56v8q8puce0qxan4ffrpegev950yeqwx0d7t
- Remark
- v chastnom porjadke
- Difficulty
- 41.046 target · block hash 42.577
- Expected hashes
- 2,269.52 G
- Snow field
- #8 bugbear
- Version
- 1
- Previous block
- 00000000000d6365d918af56afcf3aeda7e6baab842a7090e66fd6993223389e
- Merkle root
- 55f55ac36343399e2948e1c6615e70dfa512a4a5fce92ec9a8f318c03f817398
- UTXO root
- 0d030cf6858e73b23761c463a4e3fdc6e2f869dfeb37cb319219efdc35bccf19
- Nonce
- d939f2762d78d524a9fea15b
- Target
- 00000000007c0615c5d48ee5d9900f60…
- PoW proofs
- 6
- Raw
- JSON
Transactions 595 · showing 101–150
cff3d850dd309c4ca2995b5b155938df41a73126da808d00b7f04cb938315bad454 B · fee 0.000000
Fee: 0.000000 SNOW (0.00 flakes/B)In: 0.406272Out: 0.4062722 signature(s), 2 claim(s)claim 0: 1of1 ECDSAclaim 1: 1of1 ECDSA
d483cf4503c5cdb924060e74bd5d805862480989c3e432790d51d9f99994a7c1273 B · fee 0.000000
→
snow:4r6xga…qgdsa7 #022.458877
snow:sa7wqc…kecm9z #10.460409
Fee: 0.000000 SNOW (0.00 flakes/B)In: 22.919286Out: 22.9192861 signature(s), 1 claim(s)claim 0: 1of1 ECDSA
e2a03b10d1e2d74a183143d752f14dc1c05441309a8bafed092d2c5200beb40c274 B · fee 0.000000
→
snow:2zwgfm…ym5zsc #00.350162
snow:mjerpu…fcj9mx #10.051681
Fee: 0.000000 SNOW (0.00 flakes/B)In: 0.401843Out: 0.4018431 signature(s), 1 claim(s)claim 0: 1of1 ECDSA
e59532dd5f5f6c9e29cf153a457fdf23a6c2f4572c1977b7f655ece9c51a12e7271 B · fee 0.000000
→
snow:w0npvl…x3azw4 #00.111091
snow:g83e6a…pgqrpk #10.380279
Fee: 0.000000 SNOW (0.00 flakes/B)In: 0.491370Out: 0.4913701 signature(s), 1 claim(s)claim 0: 1of1 ECDSA
015a7ad2972074388683528cef9b56634cb89220d7c870569e92e97cec5064e5867 B · fee 0.000000
→
snow:sa7wqc…kecm9z #00.154705
snow:axn7ds…mtt0jc #10.377861
snow:w0npvl…x3azw4 #20.019175
snow:tuem6q…wz0ru2 #30.431382
Fee: 0.000000 SNOW (0.00 flakes/B)In: 0.983123Out: 0.9831234 signature(s), 4 claim(s)claim 0: 1of1 ECDSAclaim 1: 1of1 ECDSAclaim 2: 1of1 ECDSAclaim 3: 1of1 ECDSA
0b62335a476de9c0c4b957f10b0bdb14f6ed92e2475e6c4efdf385e736a2ad1c838 B · fee 0.000000
→
Fee: 0.000000 SNOW (0.00 flakes/B)In: 0.768965Out: 0.7689654 signature(s), 4 claim(s)claim 0: 1of1 ECDSAclaim 1: 1of1 ECDSAclaim 2: 1of1 ECDSAclaim 3: 1of1 ECDSA
0bd9cdad65c852a08d305ed6eeb3ec9af9b3ad824d3de8cf743dcd914eeac971453 B · fee 0.000000
Fee: 0.000000 SNOW (0.00 flakes/B)In: 0.389257Out: 0.3892572 signature(s), 2 claim(s)claim 0: 1of1 ECDSAclaim 1: 1of1 ECDSA
260bdc1e1e5687274e40775806a8c95cdba87977ea5f7485fa8bf3f038531ee6452 B · fee 0.000000
Fee: 0.000000 SNOW (0.00 flakes/B)In: 0.382847Out: 0.3828472 signature(s), 2 claim(s)claim 0: 1of1 ECDSAclaim 1: 1of1 ECDSA
6168e3d97f6a6741985c9c379894352ab8684b050255655d5885b5286a288030274 B · fee 0.000000
→
snow:n87eg0…jk09tf #00.315569
snow:f929fk…3gszv8 #10.023531
Fee: 0.000000 SNOW (0.00 flakes/B)In: 0.339100Out: 0.3391001 signature(s), 1 claim(s)claim 0: 1of1 ECDSA
6b03d116b39f5c590ddea438fe6f370129040abde1ead0c7e5ab640e20e51ac2328 B · fee 0.000000
→
snow:axn7ds…mtt0jc #00.144416
snow:rqfd2s…6e8yqg #10.390771
snow:wm7d3f…pvghjr #221.596029
snow:s60y7d…0hnytv #30.327661
Fee: 0.000000 SNOW (0.00 flakes/B)In: 22.458877Out: 22.4588771 signature(s), 1 claim(s)claim 0: 1of1 ECDSA
8822d2f2043ad6172481d11fa29fa7be43678fac84693822a11c57e9b7b1c571478 B · fee 0.000000
→
Fee: 0.000000 SNOW (0.00 flakes/B)In: 0.547911Out: 0.5479112 signature(s), 2 claim(s)claim 0: 1of1 ECDSAclaim 1: 1of1 ECDSA
8fa139f326b0642a20780def3a32bf0ae9b927967ac89b61604a263c080992c0274 B · fee 0.000000
→
snow:prt7jn…0xe4wh #00.062955
snow:cs7k5e…f88uha #10.154795
Fee: 0.000000 SNOW (0.00 flakes/B)In: 0.217750Out: 0.2177501 signature(s), 1 claim(s)claim 0: 1of1 ECDSA
ba6785bfd951f4ab8ee775227ece7ea95b04e23c1b012e91c695e4b81c86e4a9630 B · fee 0.000000
Fee: 0.000000 SNOW (0.00 flakes/B)In: 0.637357Out: 0.6373573 signature(s), 3 claim(s)claim 0: 1of1 ECDSAclaim 1: 1of1 ECDSAclaim 2: 1of1 ECDSA
bc99c6d612759da4deb3092735b988394b523090778b926fe78386e0a89287171,076 B · fee 0.000000
→
snow:p4txsa…d2u8cw #00.086955
snow:6xvjk3…uf4nsk #10.327958
snow:0xq50p…85xvhs #20.065796
snow:u465ze…arnmpf #30.237547
snow:stgh4f…7dap80 #40.478689
Fee: 0.000000 SNOW (0.00 flakes/B)In: 1.196945Out: 1.1969455 signature(s), 5 claim(s)claim 0: 1of1 ECDSAclaim 1: 1of1 ECDSAclaim 2: 1of1 ECDSAclaim 3: 1of1 ECDSAclaim 4: 1of1 ECDSA
d2aaa5ca2238143181a968fc8b5db034afb7158178761cbbb0690690fd21d47e807 B · fee 0.000000
Fee: 0.000000 SNOW (0.00 flakes/B)In: 0.475246Out: 0.4752464 signature(s), 4 claim(s)claim 0: 1of1 ECDSAclaim 1: 1of1 ECDSAclaim 2: 1of1 ECDSAclaim 3: 1of1 ECDSA
ddf3fa4791aec18ee00889dd6bc2ba68ba55663b459da4eca326bdbc9a72b9aa271 B · fee 0.000000
→
snow:k2v602…k75pmh #00.450047
snow:4s8c7r…xgfs32 #10.025590
Fee: 0.000000 SNOW (0.00 flakes/B)In: 0.475637Out: 0.4756371 signature(s), 1 claim(s)claim 0: 1of1 ECDSA
e2d4653096ad4ecfc0b11bb12635c951c768508372b93c19565c21f902ab871c300 B · fee 0.000000
→
Fee: 0.000000 SNOW (0.00 flakes/B)In: 22.625700Out: 22.6257001 signature(s), 1 claim(s)claim 0: 1of1 ECDSA
f7600c61a67fd2902a97dc8adeb42804ea597989d5df81e13c0dfb28f2ae8d331,429 B · fee 0.000000
→
snow:3pakya…fa742a #00.439576
snow:s60y7d…0hnytv #10.395432
snow:vrmdcp…w37n34 #20.026771
snow:0xq50p…85xvhs #30.371247
snow:z2mgpa…qep2nm #40.463515
Fee: 0.000000 SNOW (0.00 flakes/B)In: 1.696541Out: 1.6965417 signature(s), 7 claim(s)claim 0: 1of1 ECDSAclaim 1: 1of1 ECDSAclaim 2: 1of1 ECDSAclaim 3: 1of1 ECDSAclaim 4: 1of1 ECDSAclaim 5: 1of1 ECDSAclaim 6: 1of1 ECDSA
fd5b00ee2d9d43079829ced491e1b3625684dc97b342eccb213956bebcd6fbf9271 B · fee 0.000000
→
snow:k2v602…k75pmh #00.072536
snow:gyd4x2…0grq3f #10.277626
Fee: 0.000000 SNOW (0.00 flakes/B)In: 0.350162Out: 0.3501621 signature(s), 1 claim(s)claim 0: 1of1 ECDSA
29aaa07d161801a65c3ac6fd5765471d1172a4ce7b9cf484951baafb8f52fe5a454 B · fee 0.000000
Fee: 0.000000 SNOW (0.00 flakes/B)In: 0.465647Out: 0.4656472 signature(s), 2 claim(s)claim 0: 1of1 ECDSAclaim 1: 1of1 ECDSA
3465c02d03352cc0f2024241a001f13d3059366bc1b5f1bcc5d9694c96e7664f836 B · fee 0.000000
→
Fee: 0.000000 SNOW (0.00 flakes/B)In: 0.854053Out: 0.8540534 signature(s), 4 claim(s)claim 0: 1of1 ECDSAclaim 1: 1of1 ECDSAclaim 2: 1of1 ECDSAclaim 3: 1of1 ECDSA
3ac32705132857a6ba00009cf470a1aac51d0af4bae986f4ba8880ac42d417d8480 B · fee 0.000000
→
Fee: 0.000000 SNOW (0.00 flakes/B)In: 0.348809Out: 0.3488092 signature(s), 2 claim(s)claim 0: 1of1 ECDSAclaim 1: 1of1 ECDSA
4ecde3cf1d1f57a1fa7df60a1fef72b8b37811292a669beb6248eb62903aa720838 B · fee 0.000000
→
Fee: 0.000000 SNOW (0.00 flakes/B)In: 22.235642Out: 22.2356424 signature(s), 4 claim(s)claim 0: 1of1 ECDSAclaim 1: 1of1 ECDSAclaim 2: 1of1 ECDSAclaim 3: 1of1 ECDSA
50a983726bdbfb42665798d15cd580bdf7696a741959f773ef22a6b55f013c9b453 B · fee 0.000000
Fee: 0.000000 SNOW (0.00 flakes/B)In: 0.450557Out: 0.4505572 signature(s), 2 claim(s)claim 0: 1of1 ECDSAclaim 1: 1of1 ECDSA
5aa12c4cd0de338496d1b2d01284429788e1cdf3bf140e99e7d9df0e7a3330491,015 B · fee 0.000000
→
Fee: 0.000000 SNOW (0.00 flakes/B)In: 1.155682Out: 1.1556825 signature(s), 5 claim(s)claim 0: 1of1 ECDSAclaim 1: 1of1 ECDSAclaim 2: 1of1 ECDSAclaim 3: 1of1 ECDSAclaim 4: 1of1 ECDSA
66f1a8a0932d05cb9426303bd36c80bfc2964893235405f65b8505c74ce11cae1,254 B · fee 0.000000
→
snow:36gymw…4707pg #00.382378
snow:2pc7ns…cse6zc #10.226810
snow:n87eg0…jk09tf #20.125572
snow:2u4ypw…5gy0hu #30.242816
snow:9a6hxe…8us35g #40.452925
Fee: 0.000000 SNOW (0.00 flakes/B)In: 1.430501Out: 1.4305016 signature(s), 6 claim(s)claim 0: 1of1 ECDSAclaim 1: 1of1 ECDSAclaim 2: 1of1 ECDSAclaim 3: 1of1 ECDSAclaim 4: 1of1 ECDSAclaim 5: 1of1 ECDSA
7169ca684459d7f25657dd28923238bc6b9ab75575a72265c4dc96f56e0ee8f6870 B · fee 0.000000
→
snow:nahtzq…sknhas #00.108455
snow:n87eg0…jk09tf #10.250250
snow:6rlsac…fqpqth #20.482107
snow:x2pdyd…q88t7x #30.416153
Fee: 0.000000 SNOW (0.00 flakes/B)In: 1.256965Out: 1.2569654 signature(s), 4 claim(s)claim 0: 1of1 ECDSAclaim 1: 1of1 ECDSAclaim 2: 1of1 ECDSAclaim 3: 1of1 ECDSA
76daa8f1e8b8fb04583c3c2909b1266b32066f5f6d958f8bbbc7f10157acb713984 B · fee 0.000000
→
snow:z2mgpa…qep2nm #00.094683
snow:laak4a…z5rlkc #10.460157
snow:wughrv…xtszdw #20.282681
snow:wughrv…xtszdw #30.054424
snow:65ltzv…430efk #40.058865
snow:0dgl0h…r56s9c #50.421107
Fee: 0.000000 SNOW (0.00 flakes/B)In: 1.371917Out: 1.3719174 signature(s), 4 claim(s)claim 0: 1of1 ECDSAclaim 1: 1of1 ECDSAclaim 2: 1of1 ECDSAclaim 3: 1of1 ECDSA
95e247ec98eff2ec5d8c3d3b0c598b29668c4b99410d89a185221fe202f20192479 B · fee 0.000000
→
Fee: 0.000000 SNOW (0.00 flakes/B)In: 0.767237Out: 0.7672372 signature(s), 2 claim(s)claim 0: 1of1 ECDSAclaim 1: 1of1 ECDSA
b1c7d5f71b1388944a949a1a03ad03431de28adc3263ce7100065ff774e529b91,490 B · fee 0.000000
→
snow:2528w4…9c8fws #00.409708
snow:mcwvjg…y8tw53 #10.063994
snow:jjsdg4…pzj86x #20.271871
snow:tuem6q…wz0ru2 #30.453062
snow:hjercz…gysvcx #40.399268
Fee: 0.000000 SNOW (0.00 flakes/B)In: 1.597903Out: 1.5979037 signature(s), 7 claim(s)claim 0: 1of1 ECDSAclaim 1: 1of1 ECDSAclaim 2: 1of1 ECDSAclaim 3: 1of1 ECDSAclaim 4: 1of1 ECDSAclaim 5: 1of1 ECDSAclaim 6: 1of1 ECDSA
d25643df2a244237affaa758f49778e4c7ba2b8c9d656ddee429695320d2d9d1565 B · fee 0.000000
→
snow:vm4wwa…zt32gu #00.294423
snow:pxagk7…dc0kuv #120.910500
snow:z2mgpa…qep2nm #20.092684
snow:ewdxtx…xdt84z #30.217839
snow:p8eqpc…s9qqlj #40.324308
snow:l7rp3g…y777ew #50.300638
Fee: 0.000000 SNOW (0.00 flakes/B)In: 22.140392Out: 22.1403922 signature(s), 2 claim(s)claim 0: 1of1 ECDSAclaim 1: 1of1 ECDSA
ed3656181a5ae94ef165701bb97dabb70d24a30db8bd879151514eb2e82675ac301 B · fee 0.000000
→
Fee: 0.000000 SNOW (0.00 flakes/B)In: 0.462022Out: 0.4620221 signature(s), 1 claim(s)claim 0: 1of1 ECDSA
edd16881b5c188dc9b9d59b451d6c8d16a675df8bcde56cb061ac4948400f167271 B · fee 0.000000
→
snow:z6th04…vzaw28 #00.060588
snow:laak4a…z5rlkc #10.050503
Fee: 0.000000 SNOW (0.00 flakes/B)In: 0.111091Out: 0.1110911 signature(s), 1 claim(s)claim 0: 1of1 ECDSA
10086913e4266ee4d0f34a1a1d44205f66616fa8ad4a5f13677fcb6b0d3f4a99714 B · fee 0.000000
→
snow:asyh03…cg2fad #00.363107
snow:vdfrmx…tjphga #10.188842
snow:x2pdyd…q88t7x #20.064204
snow:nerj37…mwdvdr #30.177708
snow:vxp0cv…397ae2 #40.203528
Fee: 0.000000 SNOW (0.00 flakes/B)In: 0.997389Out: 0.9973893 signature(s), 3 claim(s)claim 0: 1of1 ECDSAclaim 1: 1of1 ECDSAclaim 2: 1of1 ECDSA
16fadb26241e400de3b09b769985b201c41cf5fc712f5d60929a62f304bce8f1451 B · fee 0.000000
Fee: 0.000000 SNOW (0.00 flakes/B)In: 0.697256Out: 0.6972562 signature(s), 2 claim(s)claim 0: 1of1 ECDSAclaim 1: 1of1 ECDSA
198f8011bd40f9fdcc3952bf2b420f4ff3ea2df94f58dee75140e764b0aa4fba330 B · fee 0.000000
→
snow:p8eqpc…s9qqlj #00.488109
snow:w0npvl…x3azw4 #10.134751
snow:mjerpu…fcj9mx #219.787706
snow:waujht…6yt5zr #30.499934
Fee: 0.000000 SNOW (0.00 flakes/B)In: 20.910500Out: 20.9105001 signature(s), 1 claim(s)claim 0: 1of1 ECDSA
1e3ee31b61afdc8c5c83281605d96d968c981bd1d5b5d6fa609efd366beb9388272 B · fee 0.000000
→
snow:vm64av…s2ke39 #00.194340
snow:d656rv…y09dw2 #10.088341
Fee: 0.000000 SNOW (0.00 flakes/B)In: 0.282681Out: 0.2826811 signature(s), 1 claim(s)claim 0: 1of1 ECDSA
28267559275a36c1b12b91d8840f44d520c005c2a5ecd2caded137e5ff38fb68272 B · fee 0.000000
→
snow:3tn9qp…e9x2ln #00.202370
snow:p8eqpc…s9qqlj #10.092053
Fee: 0.000000 SNOW (0.00 flakes/B)In: 0.294423Out: 0.2944231 signature(s), 1 claim(s)claim 0: 1of1 ECDSA
338efa6f7070daa39a135749d9df1909d277e820fa1b86b8ee5ddf2c92d71457274 B · fee 0.000000
→
snow:cfxnf9…wsuy0a #00.107572
snow:v7wz0z…mppacm #121.278885
Fee: 0.000000 SNOW (0.00 flakes/B)In: 21.386457Out: 21.3864571 signature(s), 1 claim(s)claim 0: 1of1 ECDSA
34b99860abc7eddb1489b0a5193b36772dfba5bc4cb2d9a311311aef14cd6d3f453 B · fee 0.000000
Fee: 0.000000 SNOW (0.00 flakes/B)In: 0.113289Out: 0.1132892 signature(s), 2 claim(s)claim 0: 1of1 ECDSAclaim 1: 1of1 ECDSA
38be8e45f3220bed5103a615bb64be77b02eef64fefa72f7f8856abb91de89fd658 B · fee 0.000000
→
Fee: 0.000000 SNOW (0.00 flakes/B)In: 0.847155Out: 0.8471553 signature(s), 3 claim(s)claim 0: 1of1 ECDSAclaim 1: 1of1 ECDSAclaim 2: 1of1 ECDSA
3ddf820f370a81a659b63bc0100d4380ef4a6caa652bd0e379dffdd81f2f7784866 B · fee 0.000000
→
snow:gyd4x2…0grq3f #00.141903
snow:vrmdcp…w37n34 #10.061520
snow:vyrgtq…pmaqg3 #20.417940
snow:6wpvqd…xaklau #30.302896
Fee: 0.000000 SNOW (0.00 flakes/B)In: 0.924259Out: 0.9242594 signature(s), 4 claim(s)claim 0: 1of1 ECDSAclaim 1: 1of1 ECDSAclaim 2: 1of1 ECDSAclaim 3: 1of1 ECDSA
4ff2f85ff26ec9608f8802153b2693d064a4193cf6b084df3457600b9f20a013273 B · fee 0.000000
→
snow:l0d9z0…afq7g6 #00.060075
snow:d9a834…0gtxkw #10.166735
Fee: 0.000000 SNOW (0.00 flakes/B)In: 0.226810Out: 0.2268101 signature(s), 1 claim(s)claim 0: 1of1 ECDSA
742d5acbb46fe1005658d8aa92aaf20a1194cfce18c99c394d4db6e4c36b9f0c533 B · fee 0.000000
→
snow:tk5n74…gqv696 #00.175333
snow:mjerpu…fcj9mx #10.104648
snow:kmmk9d…hf2ygg #20.045122
snow:9d3xlj…7r6dup #30.110909
snow:cs7k5e…f88uha #40.248831
Fee: 0.000000 SNOW (0.00 flakes/B)In: 0.684843Out: 0.6848432 signature(s), 2 claim(s)claim 0: 1of1 ECDSAclaim 1: 1of1 ECDSA
7ba438ed99bf91d8515de34099fe2d55b0977d39401e89a588c27b69aa977e021,015 B · fee 0.000000
→
Fee: 0.000000 SNOW (0.00 flakes/B)In: 0.880429Out: 0.8804295 signature(s), 5 claim(s)claim 0: 1of1 ECDSAclaim 1: 1of1 ECDSAclaim 2: 1of1 ECDSAclaim 3: 1of1 ECDSAclaim 4: 1of1 ECDSA
82dbe7d413b7941674ddb9854e8f1e9caa0c51b34b5aebd90d67dfceeee846cb274 B · fee 0.000000
→
snow:0fqctv…trly3r #00.191043
snow:kp2l2d…6ngxfy #10.119994
Fee: 0.000000 SNOW (0.00 flakes/B)In: 0.311037Out: 0.3110371 signature(s), 1 claim(s)claim 0: 1of1 ECDSA
8846c71795b4755323f36f20979dd0690ec5810cdb52f5bbe1d1f247e60bd6f1274 B · fee 0.000000
→
snow:7s7rwz…7497a4 #00.099219
snow:x2pdyd…q88t7x #10.353843
Fee: 0.000000 SNOW (0.00 flakes/B)In: 0.453062Out: 0.4530621 signature(s), 1 claim(s)claim 0: 1of1 ECDSA
966119f24b0b38e90a9860fb13e8442147993a3867f3fa96c28c489841c78691481 B · fee 0.000000
→
Fee: 0.000000 SNOW (0.00 flakes/B)In: 0.898260Out: 0.8982602 signature(s), 2 claim(s)claim 0: 1of1 ECDSAclaim 1: 1of1 ECDSA
9df89b8efe655f087cf31dba93a6033ee60e3770eeac8719e66e88e8763a1d472,082 B · fee 0.000000
→
snow:5cmrv8…wfk26p #00.279025
snow:37wpxp…kscvq0 #10.259073
snow:xpsx4a…exd8nk #20.152058
snow:l0d9z0…afq7g6 #30.356173
snow:9qgvdg…8lujq9 #40.071867
snow:aertu2…wfrv8n #50.226436
snow:kvq84h…wnewj8 #60.423248
snow:lpk7j5…gatxgq #70.255435
snow:9s9nc5…a06u66 #80.137757
Fee: 0.000000 SNOW (0.00 flakes/B)In: 2.161072Out: 2.16107210 signature(s), 10 claim(s)claim 0: 1of1 ECDSAclaim 1: 1of1 ECDSAclaim 2: 1of1 ECDSAclaim 3: 1of1 ECDSAclaim 4: 1of1 ECDSAclaim 5: 1of1 ECDSAclaim 6: 1of1 ECDSAclaim 7: 1of1 ECDSAclaim 8: 1of1 ECDSAclaim 9: 1of1 ECDSA
a2bcc4ef69ec1dad5198d414fb39956d84ab66dae3ff8fb0c58fc430e37697d2273 B · fee 0.000000
→
snow:zfvhk0…8pvlny #00.331213
snow:0a0k8a…wptw54 #10.090233
Fee: 0.000000 SNOW (0.00 flakes/B)In: 0.421446Out: 0.4214461 signature(s), 1 claim(s)claim 0: 1of1 ECDSA