Block at Slot 115743

Epoch:

3,616

Slot:

115,743

Status:

Proposed

Time:

2025-01-04 20:58:36 +0000 UTC ()

Proposer:

metanull-node1

Block Root:

0x21f6155fb184262c6257c85418c8f78b264e9ce4e255fab9bc8ca33902610df8

Parent Root:

0xf14a4bf29f2e30bbee940543a1fd98e1ce2b7c738fbe0f5ca5cd8919626bc1ab

State Root:

0x5cd93a10d4f41c1593cb6a0db8fee8878c9f1139cacc51cc0d3761ba3bb82934

Signature:

0x91a7609bf8f0b4d11f5bffd75aac5e579d6f42c75f5659df851b1d504d102002e6c71aa2f13df701d1d5703dd8751bb404c29d4c3482fc0076a203d363537fa9647b19dfef5da806f4a3829e94e0772b2ffcf275b9d8e35b5638fbf8926fb182

Randao Reveal:

0x93a22978a5dc5ed4a0bbd2835fceebdfc5fbb8cfff409aaeb6746f83b29f173cb2ed3124eaeaa6756766b0800f5599ef162a0ebc07ee7c69664b0002463973bb9084e04e2edaf75a9ff99c0e2bc2f75aa23fb3a934e73fa9d9949984b393e110

Graffiti:

0x4255313431654c53633236630000000000000000000000000000000000000000

Hex UTF-8

Eth 1 Data:

Block Hash:

0xb7416f9e09bee886150e5251d42598a8d6033d7dfcd68866ea7eb1ec59632637

Deposit Count:

3,002

Deposit Root:

0x08c9248b85842304ca5bf554909ab96a72a04a2ebb99355dbd479df2cc2622fc

Sync Aggregate:

Participation:

91.99 %

Bits:

11111111 11111111 11111111 11111111 10111111 11111110 01111111 11111111
11111111 11011111 11111111 11111111 11111111 11111101 11111111 11010111
11111111 11111111 11111111 11111101 11111111 01111111 10111111 01111111
11111111 10111111 11011110 11111111 11011111 11111111 11111111 11101110
11110111 11111101 10101111 11111111 11111111 11111101 11111101 11111111
11011110 11111011 11111111 11111111 11110111 11101011 11111111 11111111
01111111 11011011 11111111 11111011 11111111 11110111 11111111 11101111
11010110 11111111 11111011 11111011 11110111 11111111 11111111 11111111

Signature:

0x88e6d9ff573af9beff41cefc7a8db342a7af5279213178ab14eaeed05f211b7f3f8ba8575b6ea4188649d1b6766c23bb114580a6da67dd5b2ee83050d8a5baec093b5606684290f95afc64ceba51b374763bb7692d5d393752695d6085cc7a38

Execution Payload:

Parent Hash:

0x9c5650ef60eb87efbdc3165db3f97dee097441db64b54ce68f48801b7f233b58

Fee recipient:

State Root:

0xd7c52a9886ae88faf99337fca4128d27e120f83f747e4e0636aa2c6962c5da45

Receipt Root:

Logs Bloom:

0x00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000

Block Randomness

Block Number:

107431

Gas Limit:

30000000

Gas Used:

Timestamp:

1736024316

2025-01-04 20:58:36 +0000 UTC ()

Block Extra Data

Base fee per gas:

Block Hash:

0xa025249f5fb15feecf5b50f7a2bb836ad48dcd37508455851e9f507d8a752c7d

Transactions:

Attestations:

Votes:

904

Voting Validators:

904

Voluntary Exits:

Slashings:

0 attester & 0 proposer slashings

Deposits:

Showing 14 Attestations

Attestation 0

Slot:

115742

Committee Index:

Aggregation Bits:

11111111 11111111 11111111 11111111 11111111 11111111 11111111 0111111
11111111 11111111 11111111 11111111 11111111 11111111 01111111 1111111
11101110 1

Validators:

6808 3452 1006 21572 5316 2725 3347 18729 14166 2961 18418 20420 19829 18749 11259 13156 28581 5556 28487 10169 5126 2155 19436 6669 7811 18105 20099 11653 16199 15134 22081 28343 13635 19668 6435 23483 27120 7484 23462 10416 26703 22160 4509 20537 16360 27248 10710 11709 27491 27611 28538 11303 13272 16350 14721 22055 20914 13141 21206 27266 2283 19405 7128 18700 3397 22702 13719 30126 27344 2999 8543 13495 15926 8764 1545 16188 8308 12531 9940 13048 18124 5861 4289 10576 9458 29923 26822 7714 19429 13606 2958 7112 12317 15471 25311 3961 4827 19880 5543 5402 6767 9937 1150 3702 7321 18493 16189 16718 26532 12783 8730 28885 2523 19154 4043 28205 11297 25907 11475 13888 25549 2061 6427 21229 9328 12774 27061 22783 22291 1715 23735 28082 22788

Beacon Block Root:

0xf14a4bf29f2e30bbee940543a1fd98e1ce2b7c738fbe0f5ca5cd8919626bc1ab

Source:

Epoch 3615 (0x1dc710543156afc72019548d6bf684e6dc27c2bedba2badc31840522e351d106)

Target:

Epoch 3616 (0x97b215dd72ce1b336a2f9dcec005c427de8b4aacbd71e86b419d9144a601d029)

Signature:

0xb0e0fd61a05500ffeb9418eb421471587bb742cf4768ef8609f3958514eeb1bbb92d5bd24cfdf35defceaf9a27baecfa19027e1207f331f852ac41b5cf29303a6dd469d12ebec6fb02fa30ade9995df5efd1ed183f140dad48f21ab8eb21d3e5

Attestation 1

Slot:

115742

Committee Index:

Aggregation Bits:

11111110 11111111 11111111 11111111 11111111 10101011 11111111 1111111
11111111 11111111 11111111 11111111 11111111 11111101 01111111 1111111
11111111 1

Validators:

5420 5832 10958 12377 5121 16470 10381 27260 4709 3400 25983 27950 16607 13308 1078 17084 3163 19338 7814 18075 11227 28319 17592 12966 19067 18951 29646 26745 9264 9907 17471 1590 2235 5512 16964 30360 17104 27863 5564 16867 10544 8466 15966 9571 28696 18031 21134 28558 19251 11615 16780 25806 30130 26108 29939 10639 14388 20478 7983 25140 7795 27562 16564 20259 9745 4643 11115 1348 8724 20712 17809 16949 27326 9495 8331 1699 21669 26016 18154 9378 22738 18509 5894 6526 21586 2638 22569 21988 23343 27951 26889 11613 1143 16324 23014 21399 29117 27223 13277 14926 23511 9303 24091 1224 2892 20608 9905 23000 19983 1404 16908 15074 28282 20330 10255 23631 14051 13321 30171 21635 18470 9276 18576 10071 21557 25614 27669 10202 6860 11963 22852

Beacon Block Root:

0xf14a4bf29f2e30bbee940543a1fd98e1ce2b7c738fbe0f5ca5cd8919626bc1ab

Source:

Epoch 3615 (0x1dc710543156afc72019548d6bf684e6dc27c2bedba2badc31840522e351d106)

Target:

Epoch 3616 (0x97b215dd72ce1b336a2f9dcec005c427de8b4aacbd71e86b419d9144a601d029)

Signature:

0x996bc3169e739dfa14614e82f38984064ea29be2c27a22d238649348e2342d4c1e0971f42158216750d768d6acbd381d112a714894dcb17e7c307902838596c1957145f93d15a3daa69f09c6f8d8e221c1315db8ba6495628a429cb66a45cbbb

Attestation 2

Slot:

115742

Committee Index:

Aggregation Bits:

11111111 11111111 11111111 11111111 11111111 11111111 11111111 1111111
11111110 11111111 11111110 11011111 11111111 11111011 11111111 1011111
11111101 1

Validators:

1601 29449 1120 27264 11287 28143 2166 30446 29740 12358 28529 27647 9304 20457 6778 16561 10023 2086 7476 13270 23236 2046 2325 8756 23649 20707 8380 23822 2535 10380 16805 5312 16961 7166 18997 7662 6990 8126 27809 19035 3121 7804 2189 26793 10307 28308 1642 21420 6930 3200 8324 14129 15571 9005 26049 28522 10625 26137 23008 10769 2636 23534 26042 14474 17415 6646 19846 3809 25978 8485 19207 23387 25886 10523 10013 9106 29036 2145 17792 1307 25884 2620 21953 21407 6455 26547 1285 9989 23526 17634 14326 10432 6214 18136 23791 11432 25840 27967 15286 3880 19350 5722 13765 26031 19533 26875 2548 13164 6157 30567 1783 15274 29602 15221 20793 11792 25180 9472 29945 25358 6012 14022 16768 26881 3975 2170 3843 14380 23191 5451 27889

Beacon Block Root:

0xf14a4bf29f2e30bbee940543a1fd98e1ce2b7c738fbe0f5ca5cd8919626bc1ab

Source:

Epoch 3615 (0x1dc710543156afc72019548d6bf684e6dc27c2bedba2badc31840522e351d106)

Target:

Epoch 3616 (0x97b215dd72ce1b336a2f9dcec005c427de8b4aacbd71e86b419d9144a601d029)

Signature:

0xb3ad4fa7c91341c92cb996b14cd7d34508f0f4a329244db4d20efb003ab7dd71b96465739f2b45b847055470301fb7ba07e0208de187b70b83a02dd024ca2bd69ba2db6ef1d80217678adc45db313631a9804bdacd07d579bc3206623a963939

Attestation 3

Slot:

115742

Committee Index:

Aggregation Bits:

11111111 11111111 11111111 11111111 11001111 11111111 11111011 1111111
11111111 11111111 11111010 11111111 11111110 11111111 11101111 1111111
11111100 1

Validators:

18064 6571 4053 6080 8949 23868 19032 7738 5992 30212 3335 18530 14916 17813 17911 16333 2876 7842 7156 5397 21225 4460 2959 26809 27452 26189 6875 8345 7775 9306 5444 17368 19749 7257 13376 5944 3481 5129 23546 1853 25260 28186 6928 27618 25255 29121 10009 8635 10722 7835 7962 30427 21502 6139 28140 25313 14355 17514 4766 8799 22393 16030 13590 2289 27027 23218 20428 22833 27600 6614 28691 11541 3157 3838 4131 18106 29164 5221 8868 20986 2643 26217 16722 9800 2869 4892 10772 14595 5658 8228 22302 19356 20943 28108 29193 26545 19306 30208 12740 8167 9046 25617 22873 9330 19688 7171 4627 10322 9729 8837 8507 7855 17163 20779 27427 7217 2404 19551 28924 19945 29598 18471 2060 22017 26126 12674 20320 16678

Beacon Block Root:

0xf14a4bf29f2e30bbee940543a1fd98e1ce2b7c738fbe0f5ca5cd8919626bc1ab

Source:

Epoch 3615 (0x1dc710543156afc72019548d6bf684e6dc27c2bedba2badc31840522e351d106)

Target:

Epoch 3616 (0x97b215dd72ce1b336a2f9dcec005c427de8b4aacbd71e86b419d9144a601d029)

Signature:

0xb7754ca43ae6bfc4053b7160c951a7dae0560f715215bce11ab0f46d8cac3cc8cb097db36a39d77133095e10c8e8d9af07373f94e2d4ddaef1b300269849679c56f7f55c780d30b01271c32bc70253d33aebb173d6d69356c02844335cfd06d7

Attestation 4

Slot:

115742

Committee Index:

Aggregation Bits:

11111111 11111111 11111111 11111111 11111110 11111111 11111111 1111111
11101111 01111111 11111111 11111110 10111111 11111110 10111111 110011
11111111 1

Validators:

28463 16772 17070 28846 17161 19001 7370 15646 22472 4146 4909 1342 9438 5834 17008 16351 5140 26133 24029 29231 20839 13775 10033 22481 26852 7139 28498 18134 8307 20088 20750 18113 22350 27590 28797 30047 29090 22948 27048 10953 3573 26734 12012 5436 19791 11738 6377 14386 16568 16677 1147 17435 13137 4706 22087 7768 11006 18985 11824 7730 12979 15449 3007 3320 25708 4684 27606 26399 28367 16326 1382 27727 3527 4503 11032 1882 13121 17826 7876 15370 4481 15888 20217 22292 7516 21583 8061 2047 28455 14767 27033 9345 6176 26027 27641 21306 1326 8842 21663 23481 3908 26395 4804 30398 25620 15202 3697 1713 2772 8480 16022 28007 23751 29289 1054 18681 13636 28813 5792 7208 6569 25185 22643 26007 4256 7044 12147

Beacon Block Root:

0xf14a4bf29f2e30bbee940543a1fd98e1ce2b7c738fbe0f5ca5cd8919626bc1ab

Source:

Epoch 3615 (0x1dc710543156afc72019548d6bf684e6dc27c2bedba2badc31840522e351d106)

Target:

Epoch 3616 (0x97b215dd72ce1b336a2f9dcec005c427de8b4aacbd71e86b419d9144a601d029)

Signature:

0x89259dcec7e1ab18df68e25466c7912d2ca54a8ffed6085abb266a9907713db3443d83d60d94785599817cebf7bcd29b050d4c163cd635d3d1fbdc112d701edaef2d5e3bd385e2730950f696931c11fb906ed582bcbf674c5b5010faabdade29

Attestation 5

Slot:

115742

Committee Index:

Aggregation Bits:

11111111 11111111 11111101 11111101 11110111 11111111 11111111 1110111
11101101 11111110 11111101 01111111 11111110 11111111 11111101 1111111
11111111 1

Validators:

6120 29761 25816 23204 30541 7918 7469 9135 11104 6986 18709 13971 10534 29824 13172 16747 15555 20655 10795 3655 29059 4087 19439 26097 26434 30395 28373 12695 25304 22941 9519 19663 17120 21688 5042 7168 1251 22297 25601 29855 15750 26366 12204 27559 11156 22142 12014 16688 7829 1001 2367 6484 30554 23757 7509 15218 25507 16075 16721 19007 23471 25999 1613 26324 20727 7256 28240 18887 28116 16053 6217 11566 17861 21907 27664 7033 28235 1614 22220 18703 21450 2593 14020 9965 14311 23515 10459 27403 23146 14718 23466 14169 15919 12013 27506 13207 18959 5988 16315 9057 1648 26857 8848 27608 15437 1941 13501 13233 14141 23356 13170 7023 23465 6312 29887 20614 10963 19167 10321 28601 4873 17383 8853 30080 17818 27290

Beacon Block Root:

0xf14a4bf29f2e30bbee940543a1fd98e1ce2b7c738fbe0f5ca5cd8919626bc1ab

Source:

Epoch 3615 (0x1dc710543156afc72019548d6bf684e6dc27c2bedba2badc31840522e351d106)

Target:

Epoch 3616 (0x97b215dd72ce1b336a2f9dcec005c427de8b4aacbd71e86b419d9144a601d029)

Signature:

0xb3b6c73ddfc5c4f961c34b21b78b8ed48cc2b49a9b2a95a7bb962f8f78e90867ca659ad80fa21c756a1f914a7d2a806d0877421b960ce562fa9b04cafe5a3a4bee77ea83ba932462c844adddecc9e014e9c6159a68bc957d4b6cf15972784aea

Attestation 6

Slot:

115742

Committee Index:

Aggregation Bits:

11110111 11111111 11111111 11111111 11101010 11001111 11111111 1111101
11111111 11111111 11011111 11111111 10111111 11111111 11110110 1111111
11111111 1

Validators:

5589 27705 15999 29072 14135 19148 10122 21471 27911 30684 27448 17270 25335 23598 17990 11783 3473 22438 8193 5991 5749 14097 15193 29419 19993 23913 30656 25319 6735 14113 5820 14621 28218 20065 28436 12745 26932 10085 18020 25237 27531 8948 28778 12894 8940 21801 28079 4033 7403 12667 12427 8217 14641 4515 13072 3586 22862 29693 27780 21833 17390 2790 10336 13234 26642 7975 8905 2156 7527 1748 21862 27249 27470 20338 6740 13998 1442 25718 15659 13768 27671 5763 4507 7466 20190 19005 30531 12008 13482 15664 26235 11086 10835 19581 28761 14853 12255 13217 30392 6942 10694 20019 21946 25147 11622 29304 10532 7487 2886 9968 27874 26996 9260 27067 28970 11434 28295 21518 3044 13900 2222 26186 1341 17186 22440 2052

Beacon Block Root:

0xf14a4bf29f2e30bbee940543a1fd98e1ce2b7c738fbe0f5ca5cd8919626bc1ab

Source:

Epoch 3615 (0x1dc710543156afc72019548d6bf684e6dc27c2bedba2badc31840522e351d106)

Target:

Epoch 3616 (0x97b215dd72ce1b336a2f9dcec005c427de8b4aacbd71e86b419d9144a601d029)

Signature:

0xa2c7f02a3055b106e9613b09efb8181d7b0bafb5e340f60ae45f4da510c9bb63e413d070ee372cd4da7993257b94fcd103ab3c22c35593a7750f38307e0f2e2f603ea1cf44cb429c87a8f1e6f040cf432414b6fd4e78ad9be27acb9c28723f14

Attestation 7

Slot:

115742

Committee Index:

Aggregation Bits:

00010100 00000010 00000011 10100010 10000000 00000000 10000000 0
10000010 00000000 00010011 00000000 10100001 10100000 00100000 0
00100000 0

Validators:

Beacon Block Root:

0xf14a4bf29f2e30bbee940543a1fd98e1ce2b7c738fbe0f5ca5cd8919626bc1ab

Source:

Epoch 3615 (0x1dc710543156afc72019548d6bf684e6dc27c2bedba2badc31840522e351d106)

Target:

Epoch 3616 (0x97b215dd72ce1b336a2f9dcec005c427de8b4aacbd71e86b419d9144a601d029)

Signature:

0x95cc1f8955840cd27c0bcce781de7500405feae06922fbee8001590a3af366c05f39fe0c9f1edb00b8e0f48829535747162171901e225ac6d1004b0335b6fc942097e17cab2f29933df938394ee73a6b20fe3ed3793f1a2b333c60fef4cbc25f

Attestation 8

Slot:

115742

Committee Index:

Aggregation Bits:

00010000 00010000 10000000 00000000 00000000 00000000 00000000 1
10000000 00000000 00000000 00010110 01111000 01000000 00101101 1
00000000 0

Validators:

Beacon Block Root:

0xf14a4bf29f2e30bbee940543a1fd98e1ce2b7c738fbe0f5ca5cd8919626bc1ab

Source:

Epoch 3615 (0x1dc710543156afc72019548d6bf684e6dc27c2bedba2badc31840522e351d106)

Target:

Epoch 3616 (0x97b215dd72ce1b336a2f9dcec005c427de8b4aacbd71e86b419d9144a601d029)

Signature:

0x8f4e4acc92d245dfd546e4be02126c63538279a70b66c27db9d04d9c28ef066e74f49a41c2c7fcaeaad78d0aaebc3d7a0ed5c98d07799f5320cc0d204786b5eacdd473099ed164da282a4e1246dabb87dd85ded830acc4abb7e08d59a4becb8c

Attestation 9

Slot:

115742

Committee Index:

Aggregation Bits:

01000000 00000100 00010000 01000000 00000000 00000000 00011000 0
00000000 00000100 00000000 00000100 00000100 01000000 00011110 0
00001000 0

Validators:

29449 20457 13270 20707 14129 15571 14474 29036 14326 15286 13765 15274 29602 15221 20793 14022 14380

Beacon Block Root:

0xf14a4bf29f2e30bbee940543a1fd98e1ce2b7c738fbe0f5ca5cd8919626bc1ab

Source:

Epoch 3615 (0x1dc710543156afc72019548d6bf684e6dc27c2bedba2badc31840522e351d106)

Target:

Epoch 3616 (0x97b215dd72ce1b336a2f9dcec005c427de8b4aacbd71e86b419d9144a601d029)

Signature:

0x861b6cc36d29d93866cab5697961c08fb0398cb6bbe274881ae4a2a3b0dedecf9010a4fcb8736c1823e2cfe63818e290027461273970741cd13b2da211da45d27cb87cd353c6883f9f5eaa179732518bd03ae5ac468c442d1b681f4b8f45b608

Attestation 10

Slot:

115742

Committee Index:

Aggregation Bits:

00000000 01000000 00000000 00000000 00000000 00000001 00000010 0
00000100 00000001 00100000 00000000 01010010 00000000 00000000 100001
00000100 0

Validators:

30212 29121 30427 20428 29164 20986 20943 29193 30208 20779 28924 29598 20320

Beacon Block Root:

0xf14a4bf29f2e30bbee940543a1fd98e1ce2b7c738fbe0f5ca5cd8919626bc1ab

Source:

Epoch 3615 (0x1dc710543156afc72019548d6bf684e6dc27c2bedba2badc31840522e351d106)

Target:

Epoch 3616 (0x97b215dd72ce1b336a2f9dcec005c427de8b4aacbd71e86b419d9144a601d029)

Signature:

0xb0ba6e60b316471c07a1be5a5f515bea965f03cb59c64ae434bbf32c4b120a3032387e6ce56c09a5c6403e909b7d4c640e7465c0d7e1254c9ae5cc8852d870c0c815b04ee0b1d62925f0a2066473110d0478da53a437229087ae64f0e70144c2

Attestation 11

Slot:

115742

Committee Index:

Aggregation Bits:

00000000 00000010 00000000 00000000 00000000 00000000 00000000 00001
00010000 01000000 00000000 00000000 00000011 00000100 00000101 001
00000000 0

Validators:

13308 14388 20478 20259 20712 13277 14926 20608 15074 20330 14051 13321

Beacon Block Root:

0xf14a4bf29f2e30bbee940543a1fd98e1ce2b7c738fbe0f5ca5cd8919626bc1ab

Source:

Epoch 3615 (0x1dc710543156afc72019548d6bf684e6dc27c2bedba2badc31840522e351d106)

Target:

Epoch 3616 (0x97b215dd72ce1b336a2f9dcec005c427de8b4aacbd71e86b419d9144a601d029)

Signature:

0x8cae125a10d5e2448841b8c5ecaca8e9994b313bf92ee14dc8c940beadac3999a0e47b529f8adaa10c9fa518033fe9ea09884e82cef1941e1d6062b01b7ddbeee52807e467f891af2feb8e2bcadef71c00c19fc4dcab83aec4a03cf91aa49fc2

Attestation 12

Slot:

115742

Committee Index:

Aggregation Bits:

00000001 00000000 00000100 00000000 00000000 00000000 10000000 0
00000000 00000000 00100000 00001000 00000000 00000010 00000000 0
00000000 0

Validators:

15646 13775 14386 15449 15370 14767 15202 13636

Beacon Block Root:

0xf14a4bf29f2e30bbee940543a1fd98e1ce2b7c738fbe0f5ca5cd8919626bc1ab

Source:

Epoch 3615 (0x1dc710543156afc72019548d6bf684e6dc27c2bedba2badc31840522e351d106)

Target:

Epoch 3616 (0x97b215dd72ce1b336a2f9dcec005c427de8b4aacbd71e86b419d9144a601d029)

Signature:

0xa5b3b30d923509fc8461d6e74297f5d71c731fffb7a91515cb112b0dc7f0a3c26f4b5be4af60502cf23b0182379f076405d7ad6acf769023caa7a511a3cc9c8452c8df6d8bc4a3916ca20e916cca7ebe61f469742d3eb1a43b9433005f38b488

Attestation 13

Slot:

115742

Committee Index:

Aggregation Bits:

00000000 00000000 00000000 00000000 00010010 00000000 00000000 0
00000000 00000000 00000000 00000000 00000000 00000000 00000000 0
00000100 0

Validators:

23483 23462 23735

Beacon Block Root:

0xf14a4bf29f2e30bbee940543a1fd98e1ce2b7c738fbe0f5ca5cd8919626bc1ab

Source:

Epoch 3615 (0x1dc710543156afc72019548d6bf684e6dc27c2bedba2badc31840522e351d106)

Target:

Epoch 3616 (0x97b215dd72ce1b336a2f9dcec005c427de8b4aacbd71e86b419d9144a601d029)

Signature:

0x979eb29d191d026de83ad3d19f2f9bb044be0c68aedbcbfa9ec62e7735e2fd8cf0480329af624ee98cafc51cb4e84be305a4868ef0dcacb7ca1d7e07ec1b96edb91cfef13125475e3c47e1aeb50f642061176ce6c1cf0ec4139b45cadfda8c7a