Block

1347782
61c6fb8617e29684a68f92e5183102f905464226fcbc9d9c69ab6f43ab50bc66
Transactions 828
Height 1347782
Confirmations 1610334
Timestamp 2787 days 1 hour ago
Size (bytes) 400330
Version 536870912
Merkle Root af9d070c951c682fdd564da15fb4ac87d1fa76c9463f675ad504a4ab15a4977d
Nonce 2540037592
Bits 1a04952a
Difficulty 3660955.783837778

Transactions

049b06d1fc3b6980ad757f4cd90632fd395576984417f69dfb194753f6e32fc7
mined 2787 days 1 hour ago
No Inputs (Newly Generated Coins)
 
LfmssDyX6iZvbVqHv6t9P6JWXia2JG7mdb 26.11566595 LTC0.87 XAU0.87 XAU→
OP_RETURN aa21a9ed79c10064ff552c054c081925d6eac87c5322c2cc20920aed2b934e30a6aaa09b 0 LTC0.00 XAU0.00 XAU×
Fee 0 LTC0.00 XAU0.00 XAU
1610334 confirmations 26.11566595 LTC0.87 XAU0.87 XAU
92c0c051405a21baea577479b4ba800ca2033bafd56168a4bea853c86c4fc29a
mined 2787 days 1 hour ago
LXsgnLE7QkoZJe5wuYxBs1KXA8GjUxLroh 7734.43464157 LTC258.55 XAU258.55 XAU
 
LTmHsDH5VZdFZa5xLcpeXQnDYPc59ET3iJ 9.98400000 LTC0.33 XAU0.33 XAU→
LcW3K3CcT7r3XQWJyJPKiV7GEyrvc2vva1 500.00000000 LTC16.71 XAU16.71 XAU→
LaDqTN7Y9ztf7eGCbCy79VeGmsoVLFi9oe 68.10000000 LTC2.28 XAU2.28 XAU→
LQmqMvs7oBiM5o5pFBMGKynASpTFYznCgG 1.85200000 LTC0.06 XAU0.06 XAU→
LMksDwjhfgg1e4vtCL8F4fLKFmQ5QNkjur 5.48350000 LTC0.18 XAU0.18 XAU→
LMSrBB4GQKAD6CvyoKtZNsbhsyhbBAss6W 4.07700000 LTC0.14 XAU0.14 XAU→
Lh3yf4kotR2HS1HaYCb8FD1uaSxBQ5ASab 5.48100000 LTC0.18 XAU0.18 XAU→
LezSR16E7fTicQTE5w4Bjktt3HFbPiF9N9 18.86410500 LTC0.63 XAU0.63 XAU→
LgfLY2W3vMMCrnYn6teNjiKt3qgqegpHbs 1.29500000 LTC0.04 XAU0.04 XAU→
LP5cWGsYmh2fWUG9hjTH5RyyLaSWaCBg3d 8.10000000 LTC0.27 XAU0.27 XAU→
LQrGjTXAwvDdvEta8uwpSLhJCnZkwzzyLh 7111.17803657 LTC237.71 XAU237.71 XAU→
Fee 0.02000000 LTC0.00 XAU0.00 XAU
1610334 confirmations 7734.41464157 LTC258.55 XAU258.55 XAU
4a29c1b72c1d19a91f3e18d0fb4e886b75e564adde6a15ec2e8679c99add4552
mined 2787 days 1 hour ago
LUFWQ54fUXhNBQZ7YNq675eRg8skqp5nJ6 0.45589095 LTC0.02 XAU0.02 XAU
 
LL8SoYBKTtEBMci5CW5WZioKiUhjYyzDds 0.45000000 LTC0.02 XAU0.02 XAU→
Fee 0.00589095 LTC0.00 XAU0.00 XAU
1610334 confirmations 0.45000000 LTC0.02 XAU0.02 XAU
8a3cbed85ee1007e88eb24eb5f937624cb8327578852b1740ac08a40ba421762
mined 2787 days 1 hour ago
M8Tsk52AyH9tKZ87mHr5FLG8UAytHZYTAY 3.77881392 LTC0.13 XAU0.13 XAU
 
M7xHr5vuMUvbxKXta1i81jzPuAaBrEEC8F 0.27005226 LTC0.01 XAU0.01 XAU→
MDRi3AP4rpSjToKxSLAiLK4YtWv9ihBytU 3.49842166 LTC0.12 XAU0.12 XAU→
Fee 0.01034000 LTC0.00 XAU0.00 XAU
1610334 confirmations 3.76847392 LTC0.13 XAU0.13 XAU
ce75e81dd83254f90e4bd2bbb5d0edf7755bdc8dab220a6c225c6feb3c740755
mined 2787 days 1 hour ago
MQ3W6cACNaD7VcrSEdnNqBHHhKAySVRwWk 9.71266000 LTC0.32 XAU0.32 XAU
 
MLfWjM56QdKawq1GDDJ1GL9H3kqRAh66aV 8.31232000 LTC0.28 XAU0.28 XAU→
LS4MUxRaPK7kzkENPD1VFQiAgRtTae1ChN 1.39000000 LTC0.05 XAU0.05 XAU→
Fee 0.01034000 LTC0.00 XAU0.00 XAU
1610334 confirmations 9.70232000 LTC0.32 XAU0.32 XAU
d518a3daba93f7e69885fcfc4d840edab59de6e6e5a88840b68c9a023c69f6a5
mined 2787 days 1 hour ago
MGh2Kx5xvXb64Fp8XyWuvoeDep5fYMJM9z 2.64726000 LTC0.09 XAU0.09 XAU
 
LRqsDbautbCYkic25Z2ezf75Vgvfyixa5x 0.22000000 LTC0.01 XAU0.01 XAU→
MCP7Fz4pd2ZPJggmpq7Cjmn5FgtisWKNbZ 2.41692000 LTC0.08 XAU0.08 XAU→
Fee 0.01034000 LTC0.00 XAU0.00 XAU
1610334 confirmations 2.63692000 LTC0.09 XAU0.09 XAU
d8a535b36ce95d8a653358427e2f09793df209e2cd624be749600ee7b9edfb1a
mined 2787 days 1 hour ago
LhRgf8omjtTcrFVFXC9X5NSXxbzmofnkUN 0.01306259 LTC0.00 XAU0.00 XAU
LbQr3LVi3fZhcWsauxxd8WK1DMDK9Hrh9g 0.50736946 LTC0.02 XAU0.02 XAU
 
LXSB7dLZ42WTdru2MwayGGunEXfentniTj 0.01004012 LTC0.00 XAU0.00 XAU→
LPgyStqAxvFz8mbNh35Jkwgva1ystU9MHZ 0.37500000 LTC0.01 XAU0.01 XAU→
LgyqMK6UsvNabAnxPZbx3C9xaQiMcSs7N4 0.12431193 LTC0.00 XAU0.00 XAU→
Fee 0.01108000 LTC0.00 XAU0.00 XAU
1610334 confirmations 0.50935205 LTC0.02 XAU0.02 XAU
438b4fb0aa62c5c699427ad6c1ffd2febb54d1ed22275753f5c9767cd5cbf923
mined 2787 days 1 hour ago
ME5f2w2xQnVo6SWwZMg1eNYmKDrdoZZVy2 88.72468608 LTC2.97 XAU2.97 XAU
 
MVVEmgmhGDcJLwYJCurF1JBCYnBRNht2it 33.65886000 LTC1.13 XAU1.13 XAU→
MAVZBmAYr1Wg9dPG6zsVpDEAD8tFABF1sJ 18.78406000 LTC0.63 XAU0.63 XAU→
LYxZsdqPFeRQ8kCvr7XAfWZDurGrB6Neqq 2.39780452 LTC0.08 XAU0.08 XAU→
MDZqG3fVyAPKERHnyFmJbpMNpmYv2zEJZt 33.87226156 LTC1.13 XAU1.13 XAU→
Fee 0.01170000 LTC0.00 XAU0.00 XAU
1610334 confirmations 88.71298608 LTC2.97 XAU2.97 XAU
b9ccf4668f354772720db2523273fdab601ea53cd36fa0a88f45a76fcc54cb67
mined 2787 days 1 hour ago
MTF1GBStF1iVtpKAiH8pytCgReg6vZmDig 103.85016803 LTC3.47 XAU3.47 XAU
 
LMSva6Yd8KoYPFy5U6C7Es6enqTRtR9Yxi 0.08786118 LTC0.00 XAU0.00 XAU→
MAjt2xTcKXv2XTbbUYAG4c9BQnD9Hb3emg 25.60574685 LTC0.86 XAU0.86 XAU→
MFmnntQV2YqkU9bPvbEACrJ3wJcbTQBBzb 30.80236000 LTC1.03 XAU1.03 XAU→
MMjSjpB2Ra5Mjp3JsXHg35Qm6QX9NFHbp7 28.45936000 LTC0.95 XAU0.95 XAU→
MHVjGwQLrSqigmFGkHTAWZVcw4gxWohSYg 18.88246000 LTC0.63 XAU0.63 XAU→
Fee 0.01238000 LTC0.00 XAU0.00 XAU
1610334 confirmations 103.83778803 LTC3.47 XAU3.47 XAU
d34ce3d17b14cd0234eefbbecafd7dec0ed7d68209e901080702c51dd2648b36
mined 2787 days 1 hour ago
LcPnYU2n2JUatVKhL54ETyKBGMwtDEbfLS 3.87580000 LTC0.13 XAU0.13 XAU
 
LTZ7gvXtcoBb4quwkUY1QaatzW4QqyDyt1 3.86510950 LTC0.13 XAU0.13 XAU→
LSc7gMY8cb9HkD5USyTtRYUXVMSs13kdRV 0.00569050 LTC0.00 XAU0.00 XAU→
Fee 0.00500000 LTC0.00 XAU0.00 XAU
1610334 confirmations 3.87080000 LTC0.13 XAU0.13 XAU
b221c0aa2b146c415c71d3626d1424a559867845ab1800eb7efbe57b537796d6
mined 2787 days 1 hour ago
LTu9fC6yXesno8bTZ19MMBk4udrdqQWXQE 10.67184478 LTC0.36 XAU0.36 XAU
 
Lax4TrgoPJfQjvoRvRhGfd7eXHCsvYvzpR 10.00000000 LTC0.33 XAU0.33 XAU→
LZr4n7STtqrdLqqWjtcdoMeW7CHb1i2tem 0.66684478 LTC0.02 XAU0.02 XAU→
Fee 0.00500000 LTC0.00 XAU0.00 XAU
1610334 confirmations 10.66684478 LTC0.36 XAU0.36 XAU
fc8d1dd56cb6a942b6d7ab166215f95eecd93ec8a96280dfe990d300fbe90203
mined 2787 days 1 hour ago
LXzhwSyYhTxZt4piVs7KvYPAWKDdXvMTNo 27.96191647 LTC0.93 XAU0.93 XAU
 
LhRS5hH1GD8hZywFWfNT36dhfih8F661ok 21.32854943 LTC0.71 XAU0.71 XAU→
LXzhwSyYhTxZt4piVs7KvYPAWKDdXvMTNo 6.62900704 LTC0.22 XAU0.22 XAU→
Fee 0.00436000 LTC0.00 XAU0.00 XAU
1610334 confirmations 27.95755647 LTC0.93 XAU0.93 XAU
b7e0a42f80745054edda6a90d8ba8b06f689f8f82a78fe94a3d33e6fa00e684a
mined 2787 days 1 hour ago
LXzhwSyYhTxZt4piVs7KvYPAWKDdXvMTNo 28.99307120 LTC0.97 XAU0.97 XAU
 
LWN6zHAKP9s2EzGD6s2gwXuD9CJHBdXkyg 2.41625390 LTC0.08 XAU0.08 XAU→
LXzhwSyYhTxZt4piVs7KvYPAWKDdXvMTNo 26.57245730 LTC0.89 XAU0.89 XAU→
Fee 0.00436000 LTC0.00 XAU0.00 XAU
1610334 confirmations 28.98871120 LTC0.97 XAU0.97 XAU
e8dd8e5c04d4961bdb81f57f3d97ab406055bd60126b17bfd9d6bb4543a7af4d
mined 2787 days 1 hour ago
LXzhwSyYhTxZt4piVs7KvYPAWKDdXvMTNo 2.74664699 LTC0.09 XAU0.09 XAU
 
LVQkbFMhAzvs73SCeqe2a3cisvpGy2EaPj 1.99910300 LTC0.07 XAU0.07 XAU→
LXzhwSyYhTxZt4piVs7KvYPAWKDdXvMTNo 0.74318399 LTC0.02 XAU0.02 XAU→
Fee 0.00436000 LTC0.00 XAU0.00 XAU
1610334 confirmations 2.74228699 LTC0.09 XAU0.09 XAU
a1317336c795bf2ef64d1d3faa43c5501fec10ff46d9c17f62cb9f81bc79b6ab
mined 2787 days 1 hour ago
LXzhwSyYhTxZt4piVs7KvYPAWKDdXvMTNo 103.41460012 LTC3.46 XAU3.46 XAU
 
LSW6dmRuJTarhNNgfPyg3yZsNBpKP9WRGC 0.50000000 LTC0.02 XAU0.02 XAU→
LXzhwSyYhTxZt4piVs7KvYPAWKDdXvMTNo 102.91024012 LTC3.44 XAU3.44 XAU→
Fee 0.00436000 LTC0.00 XAU0.00 XAU
1610334 confirmations 103.41024012 LTC3.46 XAU3.46 XAU
608776bdde675889a4a72ccf48f6183b0100b8f4f1ec4b85b0cd0e0c0a3c64dd
mined 2787 days 1 hour ago
LXzhwSyYhTxZt4piVs7KvYPAWKDdXvMTNo 6.64836057 LTC0.22 XAU0.22 XAU
 
LcawCkJUP52rpSYAA3oPK4epi2JNeB69Si 1.33458961 LTC0.04 XAU0.04 XAU→
LXzhwSyYhTxZt4piVs7KvYPAWKDdXvMTNo 5.30941096 LTC0.18 XAU0.18 XAU→
Fee 0.00436000 LTC0.00 XAU0.00 XAU
1610334 confirmations 6.64400057 LTC0.22 XAU0.22 XAU
31976d04721fb97429ea5d87438cec8293056a7b9c2af15cbda2601e25120703
mined 2787 days 1 hour ago
LXzhwSyYhTxZt4piVs7KvYPAWKDdXvMTNo 15.33550674 LTC0.51 XAU0.51 XAU
 
LeEKLYiwgY9mQkVT4T8RKx5P22v4Lo97By 0.20000000 LTC0.01 XAU0.01 XAU→
LXzhwSyYhTxZt4piVs7KvYPAWKDdXvMTNo 15.13114674 LTC0.51 XAU0.51 XAU→
Fee 0.00436000 LTC0.00 XAU0.00 XAU
1610334 confirmations 15.33114674 LTC0.51 XAU0.51 XAU
ef26cd72c90551dc61750d81004688a2513004514fdf303c9ddc9ddd1c9eb115
mined 2787 days 1 hour ago
LXzhwSyYhTxZt4piVs7KvYPAWKDdXvMTNo 9.28678467 LTC0.31 XAU0.31 XAU
 
LcNzPpD3V7uSRPfQutcr2CmC8AYJxLXPfD 2.00000000 LTC0.07 XAU0.07 XAU→
LXzhwSyYhTxZt4piVs7KvYPAWKDdXvMTNo 7.28242467 LTC0.24 XAU0.24 XAU→
Fee 0.00436000 LTC0.00 XAU0.00 XAU
1610334 confirmations 9.28242467 LTC0.31 XAU0.31 XAU
ecd272c667121561cc042b2b3e3495a3bce382f9b81a73fe2d4837a2ddb92822
mined 2787 days 1 hour ago
LXzhwSyYhTxZt4piVs7KvYPAWKDdXvMTNo 92.85309189 LTC3.10 XAU3.10 XAU
 
Lds9pCiLa65zc7PBpgJhxZagPnZ7SDqPz4 0.30504983 LTC0.01 XAU0.01 XAU→
LXzhwSyYhTxZt4piVs7KvYPAWKDdXvMTNo 92.54368206 LTC3.09 XAU3.09 XAU→
Fee 0.00436000 LTC0.00 XAU0.00 XAU
1610334 confirmations 92.84873189 LTC3.10 XAU3.10 XAU
4a0cf8c6b9461da09ad3535620f5c1be86addec57b9efa7d5643596c84f2c056
mined 2787 days 1 hour ago
LXzhwSyYhTxZt4piVs7KvYPAWKDdXvMTNo 0.70668217 LTC0.02 XAU0.02 XAU
 
LYkMpSJXsnvBDi6fctugbd2HvV3GgZwKBQ 0.48235442 LTC0.02 XAU0.02 XAU→
LXzhwSyYhTxZt4piVs7KvYPAWKDdXvMTNo 0.21996775 LTC0.01 XAU0.01 XAU→
Fee 0.00436000 LTC0.00 XAU0.00 XAU
1610334 confirmations 0.70232217 LTC0.02 XAU0.02 XAU
b43dace11a05a4be6308511a1a615302f4ca21f4fdc1f2fb030260b9717e28a0
mined 2787 days 1 hour ago
LXzhwSyYhTxZt4piVs7KvYPAWKDdXvMTNo 140.50139194 LTC4.70 XAU4.70 XAU
 
LLMsnnBKZeUzoazBmyMJPdkVPpwuGD3Mf8 0.11969660 LTC0.00 XAU0.00 XAU→
LXzhwSyYhTxZt4piVs7KvYPAWKDdXvMTNo 140.37733534 LTC4.69 XAU4.69 XAU→
Fee 0.00436000 LTC0.00 XAU0.00 XAU
1610334 confirmations 140.49703194 LTC4.70 XAU4.70 XAU
caba654f5e5c6042240907de5d47d3e5ed64bb4afbd56fe59552a501990556c9
mined 2787 days 1 hour ago
LXzhwSyYhTxZt4piVs7KvYPAWKDdXvMTNo 55.63432298 LTC1.86 XAU1.86 XAU
 
LdGkycramYzpmvA782U596BVXqmDa9meED 0.43469700 LTC0.01 XAU0.01 XAU×
LXzhwSyYhTxZt4piVs7KvYPAWKDdXvMTNo 55.19526598 LTC1.85 XAU1.85 XAU→
Fee 0.00436000 LTC0.00 XAU0.00 XAU
1610334 confirmations 55.62996298 LTC1.86 XAU1.86 XAU
795769813179cb5c64f458bede3bc90a269b81f57ea2ef014718f5228683eaa1
mined 2787 days 1 hour ago
MGWuY9gQe138LS5bnHmGx6My6EGe9Nd9V6 3.38319507 LTC0.11 XAU0.11 XAU
MCNKzQncVG3qAPFiMnco3MukKxzHFKrSbK 15.36567420 LTC0.51 XAU0.51 XAU
MCUXRGgokEcZZhctE4zthiiJrn7wUXBu3t 12.55901999 LTC0.42 XAU0.42 XAU
MAe6V2YuASm4BBGYMUUhxRAJhfojGgP7QQ 18.04016540 LTC0.60 XAU0.60 XAU
 
LMR5RRysU1MWxfWpeNA1aYDCMwMb5NR7LE 20.38518869 LTC0.68 XAU0.68 XAU→
LbqQdRJ5d814La79HGawJQQryFvD5HgujD 12.55134119 LTC0.42 XAU0.42 XAU→
MHJqudp2M5pG9zzYMpQm7QXAiCDiDUcDZ5 9.43197894 LTC0.32 XAU0.32 XAU→
Leg5aRYv2jpFvHNSEaVu4oMqzAJfnzFLGh 6.95920584 LTC0.23 XAU0.23 XAU→
Fee 0.02034000 LTC0.00 XAU0.00 XAU
1610334 confirmations 49.32771466 LTC1.65 XAU1.65 XAU
1a2124ba448d12dae924644faa5eab25644ca5aa670842a732679692db8bdb05
mined 2787 days 1 hour ago
LfRxAB97srvWkVfiSBcSHZ8pHBwvnEBeH9 0.00623938 LTC0.00 XAU0.00 XAU
LaKyDwwrfpMX6PMBbQaq4hYD5W5QXKJrDX 0.11570233 LTC0.00 XAU0.00 XAU
 
LXbJSn94S8adLjtcwhmHjGF6g7rwHz5syj 0.01807013 LTC0.00 XAU0.00 XAU→
LbAjFW7yB7JzDAdgofaQ9HrVch1511YEhr 0.09826158 LTC0.00 XAU0.00 XAU→
Fee 0.00561000 LTC0.00 XAU0.00 XAU
1610334 confirmations 0.11633171 LTC0.00 XAU0.00 XAU
f1f2bd248da534fbe9574a1ec62a8eb7dea5dd55c6a0b830c7483c57df698fc7
mined 2787 days 1 hour ago
M9k8vfjy3SnKGx7LpEMpPBuhf1Q9JUB7gj 0.00993000 LTC0.00 XAU0.00 XAU
MQTsMVxLwrSLXw8ngp6Ri19JSqEfBMy7tR 0.01943468 LTC0.00 XAU0.00 XAU
MS5YqfBYHf3GPyH4MDcCLGR6cDoZXcVbd8 0.01000000 LTC0.00 XAU0.00 XAU
MDvkt1uAmx9zEfdw5sHM3E1L153JhPjWBV 0.31177393 LTC0.01 XAU0.01 XAU
MLTsZ7vfWSLvTksgUfGEW8U7zAZfHVUpet 0.40796000 LTC0.01 XAU0.01 XAU
MDNdDmRnBVqtbkvo2HUgT6SNsMcN8sVqja 0.20283131 LTC0.01 XAU0.01 XAU
MS5YqfBYHf3GPyH4MDcCLGR6cDoZXcVbd8 0.01000000 LTC0.00 XAU0.00 XAU
MKzq2kKGkhAEJMbAnXtX8foumpyHy3gHi6 159.58025000 LTC5.33 XAU5.33 XAU
ME44sYJ93wT2N3jXcN63NRJkqjyXFwtvj9 92.99370000 LTC3.11 XAU3.11 XAU
 
LXVbTdMVhQUy48JUGy5hPZpTU4QJw6kbsY 8.00000000 LTC0.27 XAU0.27 XAU→
LRToELsiFnxCfATU1kVeGFEPE7CRiHKn8k 5.00000000 LTC0.17 XAU0.17 XAU→
Le77fNW1a2DinqFrGJ8Deki3M1b5As6cJN 23.33406475 LTC0.78 XAU0.78 XAU→
MFxKHtqP8GFz3wxbFaXUGj6XNyaos2iFa6 45.48834534 LTC1.52 XAU1.52 XAU→
LgKc7rYQCJxK783mH3DA85QuYXSz6sVwoc 1.00000000 LTC0.03 XAU0.03 XAU×
LN7swY7maNZoD5AxXcuTfzibvCCQcPTbfh 0.14779038 LTC0.00 XAU0.00 XAU→
Lg8XhQ5oCzfz2AeoscLD4L7Cd835Jd327c 0.92307359 LTC0.03 XAU0.03 XAU→
LRToELsiFnxCfATU1kVeGFEPE7CRiHKn8k 5.00000000 LTC0.17 XAU0.17 XAU→
LdiBh1UJ32KU6tSKVfwtRaJwqbE6UT2k6Y 34.54260768 LTC1.15 XAU1.15 XAU→
LRToELsiFnxCfATU1kVeGFEPE7CRiHKn8k 5.00000000 LTC0.17 XAU0.17 XAU→
LRToELsiFnxCfATU1kVeGFEPE7CRiHKn8k 5.00000000 LTC0.17 XAU0.17 XAU→
LN1gtK9TrER7A5orqbHHpSHyZptLHxYLJy 4.67578125 LTC0.16 XAU0.16 XAU→
LWZeE3yJubZSzp1Wkim14Kw3En3hS6UQi8 29.08543029 LTC0.97 XAU0.97 XAU→
LejqYFhNV8kt5vnhQSbWja3xhqDmdo6sUn 4.98900432 LTC0.17 XAU0.17 XAU→
LgAU2sxNFtEywWZxDk6ToqVosQpHTzrSsn 42.90297232 LTC1.43 XAU1.43 XAU→
Lbyv6SoboiXozLF7pSNT8y2qqoDnqnV2CG 20.00000000 LTC0.67 XAU0.67 XAU→
LPv99Rfn9tZqChkqv4jqALywtDfsjnfCjP 10.00000000 LTC0.33 XAU0.33 XAU→
LbCTAbRbw9gg4WXd1kJodz7mCvm6z1f1q5 5.00000000 LTC0.17 XAU0.17 XAU→
LcQvFkVAeJawt6SkXk6roY2wMSHDMuXco2 3.41647000 LTC0.11 XAU0.11 XAU→
Fee 0.04034000 LTC0.00 XAU0.00 XAU
1610334 confirmations 253.50553992 LTC8.47 XAU8.47 XAU