Block 322120
- hash
- 000000000000000008bc0203850d961a483e6c81696b53657f047a16d296004e
- target
- 000000000000000024dbe9000000000000000000000000000000000000000000
- timestamp
- size
- 119605
- weight
- 478420
- previous blockhash
- 00000000000000002340a01a7688be30cd79110eb73cef0459428c2c98bca7c8
0 Runes
0 Inscriptions
227 Transactions
- f312a82c17e12b9d4825f540d840220bc311774ee5af678ee659a42a936f7655
- a9b7b7bcc11f165f60034e4f1be3912bbb9ef4a6560cef377c5ed2df07dc0bc2
- db141372162f606c81e8f852c2f6d357914fa843e42628097a93bb0f0a4db23a
- 8bfc388548ef0fb657c0cabec1a8eb265cd7f1ccc71e318c63157a64b7ba9989
- 93e57114a615c1621304c0ae753480ae2cb2502841eea1d801a62759c38f112f
- 9b94a848574062617b770f4d84789f1c7905480fa6f1e252f9b50b2d63c043b7
- abbba038cc5dd7cd035adfc83a1a5c6108b33064d0a604b7379213b81f64b1e1
- 41998203e941d6ec7fe0659684e1546ac6553f3257c214d7fdfacadee263fea9
- aa496598ee4a61265d6f614009dad5379642168f23c585254098330e04e64b92
- 371380d18ab6bfcf8d2b4577fd8fdbfffe614d1a36f09c3d436d0719d5844b77
- 92ae5831729de034ac55171fee9e804504f50c8f8d19f559d9d008191e982ab9
- 6d0a64d09be7e5334b209d9b34e5ee8bad54dfa2c4e840be0387e11139952ea1
- d9d278180c687a94ca3bf2e436ceb8b404eda4c6e4d5c647c6ee40d396cf595b
- 6ff0ad1623331295ebb7b76d4877c3a6513b683239989921f43c95d82a1b0539
- 55b0e8cad99df3a6ed2e3dd6ccf81276983a4f6557fbf3861cbedab441f33e04
- 27a9c033230caf3c47f4467d9267c8d220bbf419acafdef5d9bba683ecd11371
- aefcef8b454e1352a08f43023da0845f46b1cb60940d25faa8af6827b70791b8
- 72c5bb773043db68c14e8156f954e97b5b8bd246fb27edb3684402a081140116
- bdb5838624a40242c0fa9c420ebe98e8165ab0a957c8ae8c97e549fead953179
- 467c0d4a0e18b4ac6ee833fb86936753465a8d61e6ec7156c026fc483c9aefbb
- c90326b98b66687cad0ca3d9ef19678cfa7dacf464b8b30533e0a16d0dcb3017
- 45834191b602dfcd9a11d2a818bf8be990598b7cebf36db37273fc5a0587bd81
- 0cce7497da7851a0e4972f1df0b13adcf4894b61c43ad235a29616d8d9e23614
- 7043c35e7cc59fba92fbfd6b7a2dcd055b4d95b5e8794705bebaebfae2a2c288
- 16c38644e7084715d41dc5059ad90b9bb7628736ee731ad3ec5d2364736fc00f
- 3c8296dd53fb6f6f05ba2f33e79551f3e8288836c16318408e371502517838b5
- c9990d11e874e3eb00178e50b35e12c0944f02c94cfebd64e18ce6efbe16f977
- 48701fe37b9e7b318d430e463a95bdc64ab2b5759f2db94118d74cd81a52d304
- 5af8cdfaa75ced024df02595e7a709912711539e8000a56d3c1cc88f6457c0ad
- 5e602933428dfa1c6b41ac036b5e80d3562adcadb8147892e733b2955443e36b
- f1048d90f228b434df3ae3df61f33278cfe7a69dbe429af4d9cd38b198e7d908
- 340eedf6d08fd381f8c1ba3ef25b4c107b1b834fbe13c102b67fc7c3e80c11d2
- fa3af67bf5b543109f5648c0dd607fd3bea565fbbbd89b0a12a935bd5ab35ecb
- e51591456bfcf6369e0fdda149c67bde47ec87fb10616bebc0ac1ce2b93b21db
- b56622ec10a1030267cd850a98dcf080243e9894d5a201b4004693e2ba7ae645
- 16ae21f1e9aff5f47d607722245e9893c67f4b21ca4acc5e0714991a2affddef
- d6212bfe7bab681d2b2a85339da601ef8bc862c2656d4314412004c112afa150
- d4b4ecc3641cf9663b68ccf17726f0c8770389af22ca25765527e6224438fafa
- bfa8eff22f9d1ef5266644ccf631100ff1a5acd20825613f0ba57ea3ba9cf082
- 38afce2ff012abc891ba4103b9edadcde25b841d43d280cba1f88ebab8b925f6
- 9b36ad049226be3accb7d2e2dec3adf8bfa1ea49631b8b7394acc3f00d8865f8
- 8cc5bd82991a10af9b746af86435536d6a03ab27325a522f635edee742eed6e4
- 17127a379ffe6ffac645a9b1d5f75b48af4b019de0a26b5951664b1fdbc8669d
- 0296dcc1328d1d0d4f3d13263f71912cf2877fb525e3a50983ad3b3811b71214
- 996b49d50233aa5cd9a032718d1210a5bb423c72e69717bf19aba21975e4c4af
- 4d3e20d11ade6f9b5e4446f9ebb1bd39bf9bf4db17d1756b16d499183613111f
- 3cf903efd6036fc60fd9ad9318571e25a8f98ab8640f6bf9e47ada8ac61f1152
- f1c453aa77640efbb0c46c3fd92431a2733cfc4cc2d9ecc5c9dbbdb01e75e918
- cda71b0f00eb0e513d671fd306be13fcbdcc4837b6e84366feaaa6d70bf18e66
- fca7eee62710b600c769f829e8e264743ac7c52814c47d99afdfadc605f283fa
- 1d05332fbe829788b1f46de8055bdb54797b70a618491270f491292799830192
- d3ff12e2212ad2d253f80f6b74f222eb4109a178665a757a9edabe62b7916b83
- a0fd5c9d9ff57cf7c532129f266a7d8026535ed737c98781990c6227352d73b0
- c856be1e0497489690e5912edd3a1139f412db4d732037badd2eae8b7d2edcc8
- 4c0f0ca2c6e1794982d2cc676faf068cb8f117984aa84fc1a0f65a695e3c0199
- 5b44ef7915bc97d0e7d15e8590dfd241518f62776ef2737eedf920a007fd56d4
- 780966bb16d5e25415ba2845eafc382d177eabfc0147bb20e2e032d9689a4b32
- 835c1677ca7ad5c678969b016ddbc4a352a32f62efb61f800899e4493ce82ee3
- aaffde1e77587cc522f528d84f80b3990fba3a17f2e1dd740a266eef102b4469
- 5d286cb4cdcf113b585159c456b1bb15628b9c16614e6f4220e0bd94578a117e
- 56f81d70c731162cd0c3e85b26d4938ebfc40fc90e4faf3cc5130a9743223bdc
- dbd8c730c0f543e025702865b46fff1e8f4d09688188322acd805cb199db7980
- ffcb4685fcbc1a19228e570fccec7760e2f28f777c74a29d83ec3cbff743a0ee
- 4515ddada51ede058a4d3cc252f0db86dd967cd2ff0b25c8965f9f5ff6773704
- 17e6dffd70844a2c767872049505b5b1def1dcf3816f09080e65f6482391413c
- ff611857f4e5484c638a31498c1489a80e3fb9879df19b8a81f6805a0cf5e61a
- 9c8d51d4e944faeeab640601a50c7963703ca421f0f986766c2be52029267c0c
- 576024878c6080d7f3ce0a7b446cf32d12ca9b4c901a4f81714fe62b302cebbd
- 1ccfd679e5e0368ad02cde50c9e6c051d4d734fd4a0ae18b7e3cb8c21d9d20fa
- 73cbe1a210c4d13004d6ecfc940bdb1dda6e06f662fac7ea594ded5719fbba72
- f4aa7bc64ad6a922aab5e3d3ae6bacd710bc40b8f4c13760ca457887bd22e8be
- 0f6ea2433df9077cdc2fa5e75a8ce8995164f0e370a1a8673be251795ff2155d
- 07b57f4bb75677b805b00f53ec08a64e2297012d8bea7c279a3736431acdb729
- 77a1f587df9c75427a0e54978f6e07fe3ce15e28b8f7695b00e14de0ad341bb3
- 1c300b50a49210383f362eea7255bd3d5a7f115643c199c85eca4a11f5a25abf
- f4667e7b0e3aa44fa3feedf18f573bdb65755404fc95deb17570aaef7bbd2fcf
- 9f6bf1b7c26eb09e4af6256eb8edfffba4698ec03b3e14abf13c3d74c9d31167
- e96975f932517f17dfa2b846357a9eff0acbfabc6684f43b864947a302657497
- 1686c40157a81da5c3ae9f4186340c22ddad2fa29792bcacb7b14965d9fe42f4
- 36ce4a12ccaa00ecfaa3eecbc247d1def00eae9966f1bfdde9302d6a0a1d8d70
- 4701b72ba10b727a2b12d68b81ed1c0d99edf2603c0409818db8d2ea2be60195
- d80b28bba33d3d3024b23ba91b13355a78888336d1af639bbd03633f6d7da87d
- d6f8cd9f4bc94e9587c91c885cc398412b80ea443ffc93294d2dff41a86b03b1
- f1930431a3f139b1fc087ab8881ef52183753c407f3b8df9c226ed0dc460c39f
- d9d3c6d4ef7b3939eced86c4b783f0cc0c71836b33e050cbdeecdea0ceebed6c
- 0489f12abdcc9199bc51392587e94d39d13e2e955a9ca96b34499ccad5ad6058
- 698f8864ae0b118929ac2be5b69e4fcfcf8692aec4935364bd3cd9c1866f7e9e
- 850a2b1c391d42a7d442b9dfa57fcfded27baeceaf16b8815ebfbbe476fdb3aa
- 3d7351c643a7a4774520b25b7db24673f72b3557d86a33a6b07fc1d1824d0c9d
- d608b1ba778690a94df3012bcd0bbf05b5a497d1f9b75264264adb048e7bf183
- c9eeb77ca587e7c31258f232618123b2d3a69cb9bcd520e97dca0032ef2beda6
- 7ced12211205735f3277c3daf1c928f1e62ab3c9492056c44db9625f6b81655e
- 68caacd679b1c2934a8c7606126bb447d55bf55cb4c0bdae256c62e963ab09d5
- 666f9333e8a5a2d66c468f28b6cb7cf3759e744da0b4b1cb60e6d70003ae9724
- c2aaaa6bd7f0da0ca2db234d08b7fc43887717d494e163fddfbc2bbae6e188d9
- cafdaba473811d2c4cbce4925e8e755d81a4343b294af85dc8d7ee39e4bb27b1
- 9772977e4a1bfd5b4b545497b9b493d808ef6c209e0405459ccc5cc4d60d9cfe
- cc44ad68615db63a9d5573222e3d7880493fdfe4be2752e84b004fd1052aa434
- 82c291025d00aae74272d6171cac74a9eefc9622652bd146548d40889e7ed2cd
- 42f28646bb5a4ea253b299b4ec9ee8831218b55976d509859f1a123410a75504
- 5a20472cc0e788ce2540e504be865fa8da6fdb77022daee71d71be6ade48039e
- 420bd4d15482b4caaf3259a4e8f95fb262c0907796d8f2ae51baf60486656adf
- 6514feaa530ccb00c8afb71b62a7fa15d0a44e1b1cc9d079a7c2c84001fcc969
- ac38bec2af266b7bafd7f37b5119deb5425c904c8b2507ed900b16d004224682
- 4126c93167c02c3a63ed8d19ea5e25f63d9810612e65a1329d3da19398db9a01
- 59fa79ce0f23e153e0d5747255bf8ca015a8e44d260f1ebb8b2a85c35a3a88e1
- b4ae08827a1cb904a79b34f9063373e2c059c785a9e7cefd32d65e41d9a706c6
- 3a5ef0469e4ab8028ceacff55025033fa6f9da91cb24f2fea27302f197d036ce
- 68c8460abcbbb409579b61498699dde48a971f88eab364a65ca49c413c57ddc6
- 9ca8e3d099dbb1494e6eaaa4b580ae3aa261697cf7ee0344ce78f8bd54293878
- 9a77be1dd070bc3fcee984ca9abc34f884171cb84faddcd1a38b3fafd57ef88a
- 20fc603238c7a69cd174bcc515a6151d259780c388e7f03afdf1c8a7b0c0a6d0
- 20008f44b08b73c072112d8063acb2376e81591d5e53034c5917e16540021482
- 2d4526b6d5678e9a5e437eac3dec068ed663f0b4329bcefa012e08fb6a6f6ee4
- adfc36dc9abbf4fc41acd8f4b7c84bc118e24863846dd06b9503d4ed76bf4cdb
- 1baff2edd851f220b6fb6ded74cc781be5a42e69f4d5c21de904a6fd664c9e99
- 90f63bc02bff0f8ccc420286c6d04e82581d841b416b6c54ac0d072da96a372b
- 6bf0a87d4a3c9603e7fc0d9e8e7374582f10c6861602f648c61b1a5e771ce299
- 99c5fd64e398a556e7ba8d263c45643513d5a13c2708b144d3ead7d578cc8fd1
- 3388f99df909c9f8e43649d73c6b56086ba57bd55467bb8912cb0d3f0933645d
- ab84c2ff763a4429318959234c2aea6729bab439cdb2d6fff41ac50c58c0412d
- d1d257a660d1f5763e63d3368b4cdc91cef276baa14e198d9a5e86c467459847
- 3ce79f4ed44fa670d0aa11bb5b98f20e68cbf810e745647fe7f3cd4f823110c0
- f3098a7bc0bfcca973044dad91aab52873b4cbb8fa3daffe23aec50ff834abd9
- 10843aa5c125c26647de40d43621ced70dc9fbc9b3edde7dfc59651764a95015
- d5332c26edb836a7d845bccff52ab46b34e9478f69619cb3b81352503a02ca21
- 5632d778dc7d6f99824341432236d49e43989abe785f49788a7a1206a6646791
- 5541caf39a08b46c3ce8e0aa61c1b2e2029e5f7edf24c1bd235d80a623cba850
- eefe84f2624208ba3f8b94a7c880708ffbe72394878f98c79425f397684511eb
- ea174c737f4141a30537ab2cde176a8ddf881e2b699860851d20aeb63c60fa4e
- 8b55b5a3e5d9463f898180fd93366f8f26e615010a6b6605f8aa4f23407929ba
- 96d7c48fb077418c24f30be72f1083e00c9aa917d3fcfd5615d4a92ade13bda5
- aa98d4f7f6da1d5d0e9183f0735b8439fc3b232253fe66f5b5f60367f4288d54
- 852913cac85c88696d2fc15b1d4c2995fa9653b78a53cd22586df8efb1752abe
- be2d1bd676dac61f82b49db64b01d519c9a0eb0e0d28e749260bda884657f5e4
- c2d7e6f3a309856707691a71c4be9bf60c5c791f52e03283b3cba2e9c360a7c4
- 8ab588e10053d9006aec70764efdf5b84785f4a2ead93c8c3bf515eb40c46226
- 8b2a0690b8db1c9f42b845d533381bc76d7126d4bb104f3867c95c7d9f7a6f0d
- 36d665a61d7c6f344eeb9a143bf522bd1a87ee4696491953e533076c41d4da00
- 775a7b216b815fb4af9af037244f61fa2dabae6429eed57317f3852114ff0af8
- 93dad2031ab3dd914d6c6c41d5e2074fa9d19484a93bd5bb070937ea79352d98
- 9a5cf14d7698121d9e00b3d32b6f3452568a98d5dafccebd18db2ad78366457d
- ffd780037faf722e952135146128c4d63bd2b3f938702a8e3d98be85e66d2862
- 00dddbe01a0f1051839f82693c24daf13e2ac4d81e246d4c481b9b2e21e9cd31
- 03cb2388b0fead82de45593f9d6ab718c5c6461669a346fcaeba16d5555f7e2c
- fb70316a46fda6c349a3bf1314ff33366c5b057348f293f40f5298f39ca7316d
- f573375b446c64bedea9043394f0b42d98e1b1b0462e243de787011725052db2
- 9a589e745ef0e74d024d2da588cd7afa325c1e532dda303279d748ee6cc33239
- fd5e619dedce3c2f25ba554c2c4a2bbace45db12ef77da1ef2ead3829b354e77
- e76333ec9c0593bdd021649de2be87750aed38842501c8e830c7162b3c7f36ac
- d627cb2082e47b763479090caa2a78f33f81f74993a697395f124569ceafc2f5
- 4a8ad7aab8c346ad5ae975fce51b7908f43062b06899f6518aab953a1b82f71e
- 3ed9298c94504c13c2468ecae9dd3ba52b14f0c6e230b0e2f809130c335c59b3
- 310211d7456c082cc3c12dfabcdeebc477d4de29b61dd691703d609659fffa22
- 7b7ea383c41ccfb3e5d7e79d053c87b80819b37b9b6fc466dfe7db3ef76161cd
- 1214453cbd757d2b5e83a53ed9f4b62c8e67f17573b1a51e3ab33f59f998ac11
- 93f781f010662f1cca2e114ae993be3d2680ae825e35b8ab7946893b3678953b
- cba93aa4c64d25a8510751450831a965801c1b6dc4d058aacefc36eaac95b8e6
- 8979e9ef9f3eb41cfde974799ed7fb2ebfcc4af9ba885bc1f280826f0b977517
- 5235334c1816d5112d3557de8d01a3c8557844af11fca2ac3372c85432cf8663
- 1b02919640a1b99e17dccf9c2670d13cf22f0a995cc640579a71944353f76737
- 28a2fd4e759e17468d1d1970fbe10ca50ae7959099b7b3f5c29bfb128e9820f6
- 6b4cee0c9a5b03b1afbd262b1ae3b3861b09fa5b1ba2a18d2abbb712a1c0bd34
- 781b23a7c7c69382f6b2ff90f4c71a8da58b688a9e306eac96359fa7de02d2ae
- 4ee91d05dad9a046e8e9d260733fa2546a03d230f57a82f8f9f8066395cc1831
- 5698d3d42731eada50f491ec422305fa01948a5d569dbeae4879b4c7ae77399d
- a2402244f9df69ba3e4e2a336b34091f5854ce4a00277ccd629081e3b744eb3e
- 6f27c697595b3cf5cd95e2849d1ccd9a8d0c0ce37c7122ddaf3014e59749c976
- 073fe93a0526a32dbed51b8f8f95508725efddff9691bde79cbd2305f91dcb51
- 81e38032d25bf166563ec1c35f66e59a130754e503181a361eeeab56ad2fbce9
- bcd377675e5007e521d7a85a54e7ee78627cf69f9909ef790d333b0f02eef7ab
- 2a69b03ec75deb3be908b9c33182310eedc84c7fc5efa3042af32f7873b2ccf4
- d64845615ed6d3ee992c1bdda6daf308b6796b9081945d029d80fa55efa74230
- 288d376a41c83599f82fe5cc984e49abca3e922aef89672a043513274855984c
- 28fbf9777cc103953ee8622c43b82d409d69186e8a70b5029b1860a62b80cd08
- 8d08b983fcab751e87a8a73e50a5fa0617aa5606c7975037a8fc1345ef9be475
- 9cf3602ee02693ce3ecd85371e1fdcbda52dadb1bc0acc8033609b1b55608230
- 1e78a2b8453bee0b1d44ee25e64ff94ae54011cf318db94a40aeb90b638c0c51
- 26775c3a158a0c77b84261d745bdff6352ce1a9db8bff0013bcf59784f8521a7
- 59041e2cad509980d634672faf58006548c0fcec872aa9250c599880952f625a
- 3a74bb2624f1471c4ff7b7654c2f4be2ff2695b4fdabf73785848b085a61132d
- 9ff810f99bf7fb9a3cd3c11e44f6b5817641de3334a8dc2a2e58d42e446bc8b3
- 55a4b3211335cd2e1745bd51e2da23375d3be0196f5446f15c2874a48672aca8
- 3b6b77ce4e2de8b7dbd65a020a65a87cf9a6a2313ec7e938d2477774d2328533
- dc0cb81b592dc0b3d3e17b069a2892fa934dcd59041fc2e6a3df31e7b7f45549
- 67738f218ef366c4bd9e660775e234b686e9dae643906e8f3f8eef661a1720d1
- e47625b123e89ceb3216fe15f20a8c30a63d6906f78105ce6670b287a14b2b7d
- 121cf5e20b625ef1afe350ad80f47547c53e4d032207083eeaac3da20900423c
- 946c0237b36386edca56108d1e4eebd8ebdc8f223bb2cc57bd3a5afb7a59ca7c
- f4568723b03500d653e291b366d68aa51b87bb6c9b523f4802e45ff830879958
- ed72340976bbe5e977010383259a55bc92bdf59dd4248df424143f1be803ffdf
- 95c74512cac189005b4d17311cf2b2b9219fe4c4c8c915a88ac6a460b2548d12
- 9be87e612609fc0f6bec9c8dfb243d658402ad54fe76f6363887f5f41c32b298
- 231e5178fee2d263b002768ea6eead0174069e5ed35884d5a9dc808efbd76250
- 0250ee2bfc94e4b7732d2ff34bba71e59d55a3c4c99e28ff6661ea953f016bf3
- cb8ca6bcd3997cedf99d8bb3c541afc1c0f257e79e76ed2b2ed0007168022c00
- a486eea7cb51630d4139737d34ac7de4340456d33e77cd400816492bc509c2c5
- 2693017c6f62bcc8e58a4fc333acf20da3e3d3d3ba9c0c979d72fa807b8070b7
- f044f10c04a0c732db7fae56a07961201ea4fa5a4b004a71d69f26e19c2ff2d9
- e68bf39e96bfec76328646da5dd7d709f2f45f2eeed797b8d118aab922793ba0
- 32fee18a6600efbac50bce68f9dd379487028030595c204fc8a1e5d48af33a85
- b9d2bcf1ca20a2050dba6bfd2af73c2ba9061b9c8495b4e22e595628f18b3a3a
- 4d2e6232288532adfce2cbc6e521975721da44e029d54d7210f058b5dda815ee
- 89b9bc559a09103373dcc72ec09c3321e9fbdb0655da5c422b61e626ede7d447
- 5b5e990f19bca675f40029589f68c98cb5ca57229458ebcd3a5a8a7c672893f6
- 2b63f8ec00e94e41f52f7e7a043af531e9ac70bf3a146641f2801166293f4b9b
- 0ec82777e8c3b8a09536431972739276460af9157f2e46e1e43fa916aa172c6d
- 941107c69baa9568d55ff7a247dafd423c9e5ebf0c68bbe88b43092025ea5bb4
- 711d59be4ba3ddbbee4f5175b970791eeea8ad0f84ff2be10d29543b45e27fdc
- ba054257f365b17f56397a02205ff6f3688e52011782a7f971551df21a5adfd5
- 833a2f7b3c320f28088e4433a08cdc969b1f427e7eed0f340e80ae4ef024230e
- 302fd6608e2bbf885ea5352cf63aa6c7cd83f853496a2c238a60f33db2bcd637
- 70b89d177cb3743d1c43775ca37263407c148ad8998f5e6fb09657f8abc2e3ce
- f088c3721e75bde65c93589777d4bcde58dca5144e8485beac2ae5396ecc7685
- 46d08b9ac1e8c029ab5b4e03ec6f89bea260f6fe350645703411345648006480
- ab0ffc53d0aa47e47b28d10b69bc214571de4bf3f9f3860c4585494296a7f15e
- e03e2993c68b9a52d123c48754d556f182d4c49bc6442b2b0cab544caafc0562
- df27200dd9a938f8de7a99863034257928a617f9a84c0dca11fe6679b4df1b64
- 12b69c2b5ace2fd0b248947ad63f7aa33ad0e555f5bd0f2ca81488245814214d
- ede0f92dc6ac20940373e490489b19d0ae12f220cb0c2104282034294e304f8f
- 3ead82cebd5c6ba798f40cfffb3688cd46c129bba3f23b0f0bf37081ece7eac3
- bb510d75468aa584ddf2fe6a53c5157610a56125312e2ad0d267dfe340e978fc
- e57b74827346151da9228bb9cf6d9be1d78c414c8474fcf00bcf49e2c95b648d
- cb30e3b2f0e5b60364a37bc4f156a9a94f79531da5f08525027f4e6fd8c06b75
- e9b9b63f8e428e9a333a8b9504203257939aa10108a051cd0bac7994b9fc1d49
- dc05df5806953b8371d8abc98b03993c89af2145bee892f3018e64d6243be9cc
- 819e7cf4982e2e13e7c56c7ba7cebe8289a9f509afeae2570f5971394187c4a1