Slot 7532877

Epoch:
470804
Slot:
7532877
Status:
Proposed Finalized
Time:
2023-12-20 08:24:45 +0000 UTC (344 day. ago)
Proposer:
1511
Block Root:
0xb0223a9f259604120fb025eaad3761b84f38c496fb6a89e98d9add78e8da8f8e
Parent Root:
0xdc4cce4eea6e04ba2369c4740f2f2b2b49660f7971f408ce84b062d0e980fbe7
State Root:
0xaf48538fd21733f89781d3b7eafb1725b49f81f965f8226bffde7afc57746d74
Signature:
0xb867289b07286ad75d901e5c46ef339fdf5c78966881f750910fa658a00249a60578bfb7490880b3213aae5de44ed4cf0129d7d7a4fe843c93fc3f6d29089186429fe0b1a1645309a03edec6c76a729b3f8c2d9265c6967fd07140740770cf30
RANDAO Reveal:
0xab4965e65e73e741d032589b46d60db2bdcfc1071b687b1836d13c902aed3bff50e441fb0d7f026cbde1fea267a994dc054e4eeed8c75c07ca9934afacefe2ebc87cd47751c8d001c22551c8e272a56dcc01ef903cc03b8a971265b4217b12b5
Graffiti:
nethermind-teku
Eth Data:
Block Hash:
0xa1669156c622ec5221b17f5d996dcbb8e053be5a2f78854b5ea0c662111d45f4
Deposit Count:
25
Deposit Root:
0xb7a5b75492b70071bc0f4f29591b892dd840fd9ce0ccaee326d3ecae7697a670
Sync Aggregate:
Participation:
81.25 %
Bits:
11111101 11111110 11101101 11101110 11010110 11110111 11111111 11011111
11111011 10010111 01101100 11011111 10101101 11011111 11010111 01111111
11111001 11111011 11111111 01110111 10111111 11111101 11111111 11010111
11111110 11111111 10111111 11111101 11111111 10111111 10001111 11111110
11001111 11111101 10111101 11111111 10011010 11011111 01111010 11110110
11110110 11011101 11111101 11111111 11111111 11111011 11111101 11101100
11011101 11011110 10111111 11111101 10111111 10111110 10101110 01111111
10111111 11111011 00111111 11110101 11011011 11100011 01011011 11111111
Signature:
0x98a295904753d0c172394d8e6a30c67723ee1ad0e8775af1bdb9e9cdd8313138254adf0dc06d32022b7e589cd8886713140211aa12e7f57ced3af18d2b6c05683ec3dcf48b2ee63d6d6a46e69134338f9be16ae346a63e70f6ee1994f677acb9
Execution Payload:
Block Number:
7438405
Block Hash:
0x9b3fcb317c8337c65c06899bd7f3177a71aa81cfa36dda96b9a1851b455dd539
Parent Hash:
0xc46cf927dbda46307ba7a7d9fc555f2c390e5f8d10e834f7825aa9f0ea744bab
Fee Recipient:
0x1BecDF6300b41Cc87F2cbE7788b0b06CCd099bf6
Gas Used:
0
Gas Limit:
22282368
Base fee per gas:
7
Transactions:
0
Timestamp:
2023-12-20 08:24:45 +0000 UTC (344 day. ago)
Block Extra Data
Nethermind
Attestations:
21
Voluntary Exits:
0
Slashings:
0 attester & 0 proposer slashings
Deposits:
0
Withdrawals:
0
BLS Address Changes:
0

Showing 21 Attestations

Attestation 0
Slot:
7532876
Committee Index:
0
Aggregation Bits:
11111011 11101110 01110101 11011101 11111001 11101111 11011110 00111111
11111101 01111011 11011011 01111110 11111101 00011110 11011111 10100111
11110111 01111011 11110101 11011111 01111011 0111
Validators:
Beacon Block Root:
0xdc4cce4eea6e04ba2369c4740f2f2b2b49660f7971f408ce84b062d0e980fbe7
Source:
Epoch 470803 (0x41d69862869fa000691c2345e25273ba88e44ecdf9ec935302e19e859f582e12)
Target:
Epoch 470804 (0x38163f3b6ddba216060252e6231c19018235ac729c9e2860c03fb3895d7ab652)
Signature:
0x9460587094f872ec68e3505e10dd2c1fe26c6e21a667f21ffff5ec09b732dded3b021001e281c81f275e9b8c3567efbb0d03e6bf3b9c30cd2361250f3a79a27434648e4d5801a1e49db3a69ed3d67f11cc24c63196864c384caaed169021c1b5
Attestation 1
Slot:
7532876
Committee Index:
1
Aggregation Bits:
10110111 01001101 10111101 11011111 01110111 11101111 11101111 11110111
10111110 11111111 11101100 11010111 11111100 10101011 11011011 00110101
11110110 10011000 10111001 11011110 11111111 1101
Validators:
Beacon Block Root:
0xdc4cce4eea6e04ba2369c4740f2f2b2b49660f7971f408ce84b062d0e980fbe7
Source:
Epoch 470803 (0x41d69862869fa000691c2345e25273ba88e44ecdf9ec935302e19e859f582e12)
Target:
Epoch 470804 (0x38163f3b6ddba216060252e6231c19018235ac729c9e2860c03fb3895d7ab652)
Signature:
0xa69d621dab9297f3f3ec82353a31d74f6c4725b341942f9a7432b4c02d405d9c334f278f222454e1236bf59bda8d65b60dfc7ad1489d5119d6e46837eb23f1f069ce1c22e91bfd799b61deee1e2c5e66353f96fbd4745f612e2586fee5e4f6d9
Attestation 2
Slot:
7532874
Committee Index:
1
Aggregation Bits:
00000000 00000000 00010000 00000000 00000000 00000000 00000000 00000000
00100000 00001000 10000000 00000001 00000000 00000000 00000000 00000000
00100000 00010010 00000010 00100000 00000000 0000
Validators:
Beacon Block Root:
0x07aed414bddac0e6341299ea6bb99dc606db3ee1fb9e94b660bc6e404347a3e0
Source:
Epoch 470803 (0x41d69862869fa000691c2345e25273ba88e44ecdf9ec935302e19e859f582e12)
Target:
Epoch 470804 (0x38163f3b6ddba216060252e6231c19018235ac729c9e2860c03fb3895d7ab652)
Signature:
0x861050af32c3cf5e6af35a71752cf32fb8e36022eda9b3bd0d12ae89ed3207b4b058b83e53d3b7943c5aa0a074db5e3615b9f1b0a1ee3f144e33d8ed2d77f926da969c66e2e2d4ba54f4c1d3977c67f266756f1c330440bedf9b5bc1c2fd9ae5
Attestation 3
Slot:
7532873
Committee Index:
1
Aggregation Bits:
00000000 00000000 00000110 01000100 10000100 00000011 10100000 00010000
00110100 00000000 00100000 10000100 11100010 00000000 00000000 00000000
00000000 01111010 00010000 10100000 00001000 0100
Validators:
Beacon Block Root:
0x823bc3f82a28aa710935fb592cf74812f14338117de7caba833dab0b07563fcb
Source:
Epoch 470803 (0x41d69862869fa000691c2345e25273ba88e44ecdf9ec935302e19e859f582e12)
Target:
Epoch 470804 (0x38163f3b6ddba216060252e6231c19018235ac729c9e2860c03fb3895d7ab652)
Signature:
0xa9dffd72efcf29282f87bb75a32d876cf77c61ef8fe766415066cce1c9c74989cc8342fa9f0e004e28f40f9254e9419d1890fb39232fbdb986181310c1515eeccff86623341019e6041574f7dfb1abb09bcebaea5c951f96d3f3c479da9db36e
Attestation 4
Slot:
7532872
Committee Index:
0
Aggregation Bits:
00000001 00000100 01010000 00000000 10000000 00000000 00000100 01000000
00000000 00000100 00000000 00000010 00000000 00000000 00000000 00000000
00000000 00000000 00000000 00000100 11100000 0000
Validators:
Beacon Block Root:
0xe4a2186982d45808187808ca804c475a3e66badcbb54ad6d3435f823ccc0d612
Source:
Epoch 470803 (0x41d69862869fa000691c2345e25273ba88e44ecdf9ec935302e19e859f582e12)
Target:
Epoch 470804 (0x38163f3b6ddba216060252e6231c19018235ac729c9e2860c03fb3895d7ab652)
Signature:
0x8427fc57b6f027120613447b7bece0f23b6f1848395662098f1dc9e9780aaa739b6ccf614b77504ad368a630402510fd051c0b9a41fe6940bb2426886d4b52500871c4c7ed165450db2c919dc891b833ebaaa33896923c834246da93a6727605
Attestation 5
Slot:
7532872
Committee Index:
1
Aggregation Bits:
00000010 00000000 01001000 00100000 00001100 00000100 00000010 00000000
00010000 00000000 00000000 00000000 00000001 00100000 00000001 10000110
01010010 10000000 00111000 00010010 00000000 0000
Validators:
Beacon Block Root:
0xe4a2186982d45808187808ca804c475a3e66badcbb54ad6d3435f823ccc0d612
Source:
Epoch 470803 (0x41d69862869fa000691c2345e25273ba88e44ecdf9ec935302e19e859f582e12)
Target:
Epoch 470804 (0x38163f3b6ddba216060252e6231c19018235ac729c9e2860c03fb3895d7ab652)
Signature:
0x82359b68a2f6193620c420baabdc1637e7fb3e8178e148347aebf135ed839374bde00d8ea000c029ba755e3d044c69d903c3c2745a5e82f43554018db09d8f113be023b64da393db8a8ed56a98c4d0bf81781f376e93e7b836d4617cb0b420c6
Attestation 6
Slot:
7532871
Committee Index:
0
Aggregation Bits:
10000100 10001000 10000010 00000100 00100000 00000000 00000000 00000000
00000000 00001000 00000001 00000000 00000000 00000000 00000000 00000000
00000000 00000010 01000000 00100100 00000000 1000
Validators:
Beacon Block Root:
0xe4a2186982d45808187808ca804c475a3e66badcbb54ad6d3435f823ccc0d612
Source:
Epoch 470803 (0x41d69862869fa000691c2345e25273ba88e44ecdf9ec935302e19e859f582e12)
Target:
Epoch 470804 (0x38163f3b6ddba216060252e6231c19018235ac729c9e2860c03fb3895d7ab652)
Signature:
0xac86d92c54795ca2fdc9f0b9feb0c67e7659c3565ccb97144049118980c01c30f1ff1417122a5da2b806c8b7d658e5a70b53955a1f0e1a09296c327ab85001af5c08a24d0bb637522435234d4f731413114698a8176de25745e2499db822e6d9
Attestation 7
Slot:
7532871
Committee Index:
1
Aggregation Bits:
00000000 01000000 00000000 00000100 00001110 00000000 00000000 00000000
00000100 00001100 00000000 00001000 00000000 00000100 00000000 10000000
00000110 00000000 00000100 00100000 00100000 01000
Validators:
Beacon Block Root:
0xe4a2186982d45808187808ca804c475a3e66badcbb54ad6d3435f823ccc0d612
Source:
Epoch 470803 (0x41d69862869fa000691c2345e25273ba88e44ecdf9ec935302e19e859f582e12)
Target:
Epoch 470804 (0x38163f3b6ddba216060252e6231c19018235ac729c9e2860c03fb3895d7ab652)
Signature:
0xa6f682e86b126846cbdd60653b9235ca677a69e0f63d339fde02d277bc519705d2a916a9eeeac64fdcb6149d40e13b8c02f7e451487b13206ea48914e01370b60574d9c2903cdaec082b3696660d9c0c0f80ccd02a57d10b4a3899c076a9fa76
Attestation 8
Slot:
7532870
Committee Index:
0
Aggregation Bits:
01000010 00000000 00000001 00000000 00000000 00010000 00000000 00000000
00000000 10000000 00000000 00001000 00000000 01000000 00000000 00000000
00010000 10000010 00000010 00000000 00000001 0000
Validators:
Beacon Block Root:
0xe4a2186982d45808187808ca804c475a3e66badcbb54ad6d3435f823ccc0d612
Source:
Epoch 470803 (0x41d69862869fa000691c2345e25273ba88e44ecdf9ec935302e19e859f582e12)
Target:
Epoch 470804 (0x38163f3b6ddba216060252e6231c19018235ac729c9e2860c03fb3895d7ab652)
Signature:
0x81e26b85c51bf4c4c9f4a944712750051b05e107faf4e67098e9221ea72d72cce6313cef7cd13c9b5a27f8afd8cf641d0ab5d64725ab8f4037fbe577e6d9472357e0db42cd04495add45440de25dac7b17f56346d0de77f5505edfbd88984d28
Attestation 9
Slot:
7532870
Committee Index:
1
Aggregation Bits:
00001000 00000100 00000000 00010010 10000000 00000000 00000000 00000000
00000000 00000000 00000000 00000000 00000000 10000000 01000000 00001000
00000000 00010000 00010000 00000010 00011010 0000
Validators:
Beacon Block Root:
0xe4a2186982d45808187808ca804c475a3e66badcbb54ad6d3435f823ccc0d612
Source:
Epoch 470803 (0x41d69862869fa000691c2345e25273ba88e44ecdf9ec935302e19e859f582e12)
Target:
Epoch 470804 (0x38163f3b6ddba216060252e6231c19018235ac729c9e2860c03fb3895d7ab652)
Signature:
0x80851daab0583572e291942c7af157772dd709b6a4074507a64c48b6ba43c7917591ad2b3cc051f58ab66a713db3db430e9a84b73d52e3b99ff1b9ed2716e9ebb104ada410cd6480cb9ca91b850f700bdbc477ffab09360c145e4c465c1815ee
Attestation 10
Slot:
7532869
Committee Index:
0
Aggregation Bits:
00000100 00000000 00000000 00001000 00000000 00001000 00001001 10000000
00000000 00100010 01100000 00000000 10000000 00100000 00000000 10000011
00000000 10000000 00000000 00010000 00100100 0000
Validators:
Beacon Block Root:
0x43baa2f2a4bf481b4b04f4e1f3ec2decefc29a03ca23f5f6eea70fe713fc43d3
Source:
Epoch 470803 (0x41d69862869fa000691c2345e25273ba88e44ecdf9ec935302e19e859f582e12)
Target:
Epoch 470804 (0x38163f3b6ddba216060252e6231c19018235ac729c9e2860c03fb3895d7ab652)
Signature:
0xa263a838c0d3aab24d0221a1a16aac9f7edd96b25110401a1cab5a4fbb3f26872a3522dcf3f59ca83c5c621f717a1fac17eb9daa2a2082c2cc94652df5014cb2ee98e4333cb4657862cb2188a5696403930215d142be32ee3969b320a6d05a29
Attestation 11
Slot:
7532868
Committee Index:
0
Aggregation Bits:
10000000 00001000 00000000 00010000 01110000 00000000 00000000 00010100
00000000 00000000 00000000 00000100 00000000 00000000 00000000 00100100
00000000 10001000 00000110 00000000 00000001 0000
Validators:
Beacon Block Root:
0x43baa2f2a4bf481b4b04f4e1f3ec2decefc29a03ca23f5f6eea70fe713fc43d3
Source:
Epoch 470803 (0x41d69862869fa000691c2345e25273ba88e44ecdf9ec935302e19e859f582e12)
Target:
Epoch 470804 (0x38163f3b6ddba216060252e6231c19018235ac729c9e2860c03fb3895d7ab652)
Signature:
0x8523b857ec112df06d95f9eeab6f3b6baa60badcdcae7bd62e5ab3ecf622bee257adeced037f2d3d2f868248e1bdc22400af60d6a33ecb4a2add56bf7c3482da18c302f136591762dec87fca89df3a893b277c7eb11387186dfc44a3353d456a
Attestation 12
Slot:
7532868
Committee Index:
1
Aggregation Bits:
11100011 00000000 00000000 01010000 00010001 00001000 00000000 00000000
00000000 00000000 00000000 00000000 00000000 00000000 00001000 00000000
00000000 00000000 00000100 00000000 00000000 1000
Validators:
Beacon Block Root:
0x43baa2f2a4bf481b4b04f4e1f3ec2decefc29a03ca23f5f6eea70fe713fc43d3
Source:
Epoch 470803 (0x41d69862869fa000691c2345e25273ba88e44ecdf9ec935302e19e859f582e12)
Target:
Epoch 470804 (0x38163f3b6ddba216060252e6231c19018235ac729c9e2860c03fb3895d7ab652)
Signature:
0xb9faf0c72743c378f8a1a53ce526a81ac9b64278130b7126348cde3dbefad9116717700d34807e8b005a90876de8a7ea116c17eddb78b6922c37c437d9d7ffe3a4432d70ef9eee46f2bf5b023c4f6843ca9e93c074c2c103de91c0d800747aad
Attestation 13
Slot:
7532867
Committee Index:
0
Aggregation Bits:
01000000 00100000 00010000 00000000 00010000 00000000 00010000 00000000
00000000 00010000 01000000 00000000 00000000 00000000 10010000 00000000
00000000 00000000 11100000 01000001 00000000 0000
Validators:
Beacon Block Root:
0xfa281fba1401e96a6d7926f961974c6bdb1b2c2f22e1655f89dffb38335bc134
Source:
Epoch 470803 (0x41d69862869fa000691c2345e25273ba88e44ecdf9ec935302e19e859f582e12)
Target:
Epoch 470804 (0x38163f3b6ddba216060252e6231c19018235ac729c9e2860c03fb3895d7ab652)
Signature:
0xadda1c4c1c80227c667c9a395fd0d8a534f3287403e625bbda3a505917266da3dd51831100881d4cdf15d88ec3c82959136a50982f310ff67171326ffef86f8ed6586484fcdbd9aa09231e3b467a3b028d68b6cb663c7326df6f92f076ec740d
Attestation 14
Slot:
7532867
Committee Index:
1
Aggregation Bits:
00001000 00010000 00010000 00000000 00000000 00000000 00000000 00100000
10001000 00000000 00000000 00000000 00000001 00000001 00000000 00100000
00000000 00000000 00010001 00001000 01000001 10000
Validators:
Beacon Block Root:
0xfa281fba1401e96a6d7926f961974c6bdb1b2c2f22e1655f89dffb38335bc134
Source:
Epoch 470803 (0x41d69862869fa000691c2345e25273ba88e44ecdf9ec935302e19e859f582e12)
Target:
Epoch 470804 (0x38163f3b6ddba216060252e6231c19018235ac729c9e2860c03fb3895d7ab652)
Signature:
0xb82f44714033afde8bfbb0ec4dffb3ed583571dc5de272f172bc75c4fba09534a04e02b159f7a158e8850481501a138e14ea237c3551128eb68f45ea199d7a0c4429c4dd8e1219231868d48e677410a0789c057637999f5e2b42796e4dafa639
Attestation 15
Slot:
7532866
Committee Index:
0
Aggregation Bits:
00010000 00000000 00000001 00100010 00000000 00100100 00000000 00000000
00000100 00000000 00000010 00000000 01000000 10000001 00000000 00000010
00000000 00010000 00000000 10000000 00010000 0000
Validators:
Beacon Block Root:
0x7dd6232c5cfaf0a8ba23a8a45fb359bfca0cf61775a0b6a43a81f783caa80e48
Source:
Epoch 470803 (0x41d69862869fa000691c2345e25273ba88e44ecdf9ec935302e19e859f582e12)
Target:
Epoch 470804 (0x38163f3b6ddba216060252e6231c19018235ac729c9e2860c03fb3895d7ab652)
Signature:
0xa92d2910fd5cbf4c7a19ed686bae775ea72ec2f8a9efd72809e45c559d2bcdef11865840651454815cd65f32ed2dc20d15d7bb968d8c66ebada0fbb4f9040c325f313619ee7a70c1287adb1a2c28e9c4221d3e75632e43336e6f8ba1ae52dd7a
Attestation 16
Slot:
7532866
Committee Index:
1
Aggregation Bits:
00000000 11000001 00000000 00101001 01000000 00110001 10000000 00011010
11000000 10100000 00000001 11010000 00100000 00010101 00010000 00000000
00010000 00000000 00100101 00000000 00100010 0000
Validators:
Beacon Block Root:
0x7dd6232c5cfaf0a8ba23a8a45fb359bfca0cf61775a0b6a43a81f783caa80e48
Source:
Epoch 470803 (0x41d69862869fa000691c2345e25273ba88e44ecdf9ec935302e19e859f582e12)
Target:
Epoch 470804 (0x38163f3b6ddba216060252e6231c19018235ac729c9e2860c03fb3895d7ab652)
Signature:
0xa6bfec23ed5f3940004f1a327816593c6316541079c189dc428e564c1a7990f9d8de9213d6d0f813fb98ad743d9d3ae404c707bf4b265ad88272770ba9f7763ff03f8e4344451b3b8a33c78c9f76f162f45eeba99c78e4bbc63332d5acf28a45
Attestation 17
Slot:
7532865
Committee Index:
0
Aggregation Bits:
00010000 00000000 00010000 00001001 01000100 00010001 00010000 10000100
00000000 10010000 00100000 00000110 10000000 11100000 00010011 00000000
00001000 11000010 00000000 00000000 00000000 0001
Validators:
Beacon Block Root:
0x6c45140bc81515a8641fc0852b30e690c61f3b0d172d506c8b334193bed47285
Source:
Epoch 470803 (0x41d69862869fa000691c2345e25273ba88e44ecdf9ec935302e19e859f582e12)
Target:
Epoch 470804 (0x38163f3b6ddba216060252e6231c19018235ac729c9e2860c03fb3895d7ab652)
Signature:
0xb2926893bb497e176d52084bc0824a8aa769187026bd0ec1871690a243297e66b699c022b50419f5d8769f4c769f7028098b033f6c99a27ac6b783f5f310fe60db4f4fb650ff9db2ab789173341fb9626b8e51f58caa5be68ed363f7880e6a20
Attestation 18
Slot:
7532865
Committee Index:
1
Aggregation Bits:
11010000 01010000 00000100 01110101 11001001 00100101 10110000 00010101
00010001 01100100 00100000 01000010 11100100 00001100 10000010 00000000
11100101 00001010 00110010 11100010 00100110 1000
Validators:
Beacon Block Root:
0x6c45140bc81515a8641fc0852b30e690c61f3b0d172d506c8b334193bed47285
Source:
Epoch 470803 (0x41d69862869fa000691c2345e25273ba88e44ecdf9ec935302e19e859f582e12)
Target:
Epoch 470804 (0x38163f3b6ddba216060252e6231c19018235ac729c9e2860c03fb3895d7ab652)
Signature:
0x855fb20081f37a2b174d8a3af1721b7bbe6836f1222774b730ba3dc8db741d57fb321ca59681a9a8f40d8f432815c74706977c44d41179e79ec673d32549397cf02e2818d7b8d704c01e1c0336abd4ae3929de00aac4dcea187c99616a118aaa
Attestation 19
Slot:
7532864
Committee Index:
0
Aggregation Bits:
00000010 00000000 00100000 00000000 00000000 00100000 00000000 00000100
00001000 01000000 00000000 00000000 00000000 00000000 00010000 01000000
00000001 00001000 00000000 10000000 01000000 0000
Validators:
Beacon Block Root:
0x38163f3b6ddba216060252e6231c19018235ac729c9e2860c03fb3895d7ab652
Source:
Epoch 470803 (0x41d69862869fa000691c2345e25273ba88e44ecdf9ec935302e19e859f582e12)
Target:
Epoch 470804 (0x38163f3b6ddba216060252e6231c19018235ac729c9e2860c03fb3895d7ab652)
Signature:
0x970bd4e0aa770fa03b8b04d8c720a36c3c5e8552f8586a42c8d0e94c6d767bb95ee75e86c9d04f91d0974cc24d99805b03fa7b2c24473dc66929efc8ad19ec60c5711e02258a469c8c6c182928f2497a82e365a1863917d07b7eeab105ee7a5d
Attestation 20
Slot:
7532864
Committee Index:
1
Aggregation Bits:
10000010 00000000 00000000 10000000 00000010 00000000 00101000 10000000
00000000 00100000 00000000 00000000 00000000 00000000 00000000 00000000
00000000 00000000 01000000 00000000 00000000 0000
Validators:
Beacon Block Root:
0x38163f3b6ddba216060252e6231c19018235ac729c9e2860c03fb3895d7ab652
Source:
Epoch 470803 (0x41d69862869fa000691c2345e25273ba88e44ecdf9ec935302e19e859f582e12)
Target:
Epoch 470804 (0x38163f3b6ddba216060252e6231c19018235ac729c9e2860c03fb3895d7ab652)
Signature:
0xad4f362a241033977356bd9563bff0609dc9cbacfa327ee431f93bef76cd403b397b2dbe76fa3793ba0b5183821036ee051c80de5d17633762be2fe880ab2187e271864f6911ace85b84355b3fe94e678e747715aa2b6a5e53eed79a542aa338