Acurast Pulse
Loading live view
Syncing chain state, reward ledgers, and fleet telemetry.
Resolving route12%
Syncing chain state, reward ledgers, and fleet telemetry.
Fetching finalized blocks, extrinsics, and event history.
| Status | Index | Hash | Pallet / Method | Signer |
|---|---|---|---|---|
| Applied | 0 | 0xae7069...76cde3 | parachainSystem.setValidationData | Unsigned |
| Applied | 1 | 0xc88b92...2e3e46 | timestamp.set | Unsigned |
| Applied | 2 | 0xa47832...2bed7a | acurastProcessorManager.heartbeatWithMetrics | 5Fd9CepdFS...vUgj6A7c |
| Applied | 3 | 0x005d09...9a9d9b | acurastProcessorManager.heartbeatWithMetrics | 5HhgPNeM1f...TNoyfhKN |
| Applied | 4 | 0x6be94f...f8ea75 | acurastProcessorManager.heartbeatWithMetrics | 5CRivFbiMY...w92Tade7 |
| Applied | 5 | 0x094a9e...695388 | acurastProcessorManager.heartbeatWithMetrics | 5Fijxd6Jkx...Ct6H9RKf |
| Applied | 6 | 0x57d4cb...c6fbf2 | acurastProcessorManager.heartbeatWithMetrics | 5Dc5nLecKb...2YShfu9P |
| Applied | 7 | 0x648040...db7808 | acurastProcessorManager.heartbeatWithMetrics | 5E1FaVnZqR...pa9LCbog |
| Applied | 8 | 0x43fb8d...092a94 | acurastProcessorManager.heartbeatWithMetrics | 5EWZPMMBcx...wPpGJaLA |
| Applied | 9 | 0x779f18...90229e | acurastProcessorManager.heartbeatWithMetrics | 5DvWe5L1yP...V7ydooY1 |
| Applied | 10 | 0x7b8711...a0d29f | acurastProcessorManager.heartbeatWithMetrics | 5Hc8EYrwwf...PnZDYmxo |
| Applied | 11 | 0x25ee52...73ed65 | acurastProcessorManager.heartbeatWithMetrics | 5FFPcRawCD...byYr5s77 |
| Applied | 12 | 0x0428d4...c99a31 | acurastProcessorManager.heartbeatWithMetrics | 5FxA3LFv2t...NtEvmLQH |
| Applied | 13 | 0xe9852f...9468c3 | acurastProcessorManager.heartbeatWithMetrics | 5Gw96Lpbfc...DegU6KVX |
| Applied | 14 | 0x43e621...8a78b5 | acurastProcessorManager.heartbeatWithMetrics | 5Ge23S2CSQ...5k4DBzqj |
| Applied | 15 | 0x6a5148...0d13f4 | acurastProcessorManager.heartbeatWithMetrics | 5FF8mfk7Q8...Zhx7YgvH |
| Applied | 16 | 0x274fda...836b93 | acurastProcessorManager.heartbeatWithMetrics | 5EJrVjDEZq...sV5TBo3y |
| Applied | 17 | 0xd5591e...5e1f33 | acurastProcessorManager.heartbeatWithMetrics | 5CCRJbe2KS...hsJdrFCD |
| Applied | 18 | 0x44e96f...22bbe8 | acurastProcessorManager.heartbeatWithMetrics | 5DgHKXUDie...RHD4xzyL |
| Applied | 19 | 0x7e0d61...d31ef0 | acurastProcessorManager.heartbeatWithMetrics | 5Ga8RWsyB8...Fjtaoocb |
| Applied | 20 | 0x744ff3...2cabd7 | acurastProcessorManager.heartbeatWithMetrics | 5Dkg1DAKv7...pPhoQfyh |
| Applied | 21 | 0xb5a0d8...ac6017 | acurastProcessorManager.heartbeatWithMetrics | 5E6VGRygwN...2NLjFnan |
| Applied | 22 | 0x73bcf8...12ff8e | acurastProcessorManager.heartbeatWithMetrics | 5FMTKMXxo8...BUKugXEJ |
| Applied | 23 | 0x1ec47c...27fb69 | acurastProcessorManager.heartbeatWithMetrics | 5Fp2gwsFjK...CQdYUDzg |
| Applied | 24 | 0xdb59a2...324f96 | acurastProcessorManager.heartbeatWithMetrics | 5G1ArpsA5e...9Q7ZR9GZ |
| Applied | 25 | 0xd5dac3...274114 | acurastProcessorManager.heartbeatWithMetrics | 5D87EAkWcm...XHcEgXyN |
| Applied | 26 | 0x199261...88a271 | acurastProcessorManager.heartbeatWithMetrics | 5CxQPtiSzV...dkDwEqxa |
| Applied | 27 | 0x740b2c...a5849c | acurastProcessorManager.heartbeatWithMetrics | 5G3cX6sxkj...Yp45sPtR |
| Applied | 28 | 0x53748c...e9ca1d | acurastProcessorManager.heartbeatWithMetrics | 5E8xm97kuW...ReGceBUd |
| Applied | 29 | 0x2d745b...5f7494 | acurastProcessorManager.heartbeatWithMetrics | 5HbPpvzxYZ...iiYpS3eq |
| Applied | 30 | 0xa8a63d...ee9143 | acurastProcessorManager.heartbeatWithMetrics | 5ELivPTxfk...JGb4zsoZ |
| Applied | 31 | 0x574418...ea64f9 | acurastProcessorManager.heartbeatWithMetrics | 5D4wCMxj7P...7fP61ozo |
| Applied | 32 | 0x4aac7f...c21853 | acurastProcessorManager.heartbeatWithMetrics | 5GafbgZGa3...PkF3HVLS |
| Applied | 33 | 0xbed1e5...e6ddc2 | acurastProcessorManager.heartbeatWithMetrics | 5DhhWpUmHR...QkxzDVv4 |
| Applied | 34 | 0x450fd7...baf260 | acurastProcessorManager.heartbeatWithMetrics | 5FuJubdkHe...KMHCM3kA |
| Applied | 35 | 0x55d023...c1712e | acurastProcessorManager.heartbeatWithMetrics | 5ExX7oqfH6...vuzFwBbK |
| Applied | 36 | 0x078c0f...b23b1f | acurastProcessorManager.heartbeatWithMetrics | 5HeQ7sXoix...qmkerwdv |
| Applied | 37 | 0x859d98...ad447b | acurastProcessorManager.heartbeatWithMetrics | 5F8YEm221B...ZrVYsGaa |
| Applied | 38 | 0x6e074b...1ca25e | acurastProcessorManager.heartbeatWithMetrics | 5DBXUHbX4a...4cMdipc2 |
| Applied | 39 | 0x099228...043ac3 | acurastProcessorManager.heartbeatWithMetrics | 5HYmtXLmDN...tJsu8CHo |
| Applied | 40 | 0xc2da6f...5240df | acurastProcessorManager.heartbeatWithMetrics | 5HbzWN8iqa...QMnmEVu5 |
| Applied | 41 | 0x40fe9c...c5806c | acurastProcessorManager.heartbeatWithMetrics | 5C6jtTJWd5...LMQVgseZ |
| Applied | 42 | 0xe207d0...e016a8 | acurastProcessorManager.heartbeatWithMetrics | 5CP8zQxNpw...LtgAP6z8 |
| Applied | 43 | 0x3f7641...ab4d83 | acurastProcessorManager.heartbeatWithMetrics | 5D6KrHQ3Rj...SZjBpHw5 |
| Applied | 44 | 0x7ab6d1...ef7d2f | acurastProcessorManager.heartbeatWithMetrics | 5FkkmAtj6k...Emi8SiHt |
| Applied | 45 | 0xabbfe2...190fec | acurastProcessorManager.heartbeatWithMetrics | 5DgjtEqBj9...YYrjEUBJ |
| Applied | 46 | 0x4e4e1c...375e99 | acurastProcessorManager.heartbeatWithMetrics | 5Gc3jmrLPA...ttjVHciU |
| Applied | 47 | 0x51689a...f1cb7e | acurastProcessorManager.heartbeatWithMetrics | 5FmG5QwnBT...8DgTycju |
| Applied | 48 | 0x141670...bee4e4 | acurastProcessorManager.heartbeatWithMetrics | 5Hfcvfwswo...7HKbTUfJ |
| Applied | 49 | 0xfbff0b...5afc46 | acurastProcessorManager.heartbeatWithMetrics | 5FKyk3jdYr...gZb9uLvR |
| Applied | 50 | 0x64e78d...b84225 | acurastProcessorManager.heartbeatWithMetrics | 5D5P7EbDHA...fMF4VKEa |
| Applied | 51 | 0xc8e8e1...fdd7a6 | acurastProcessorManager.heartbeatWithMetrics | 5CCL9uiGV8...6HeGQbK6 |
| Applied | 52 | 0x4ec36e...4e1e89 | acurastProcessorManager.heartbeatWithMetrics | 5Fac8TG4Gm...TJsumn5u |
| Applied | 53 | 0x454073...6ab865 | acurastProcessorManager.heartbeatWithMetrics | 5GXViAu7ku...yz151odi |
| Applied | 54 | 0x757131...9fae6c | acurastProcessorManager.heartbeatWithMetrics | 5H3CdGkxzE...tTZ9gct1 |
| Applied | 55 | 0xe1942f...31675f | acurastProcessorManager.heartbeatWithMetrics | 5CyKrksFUB...JsxFSRHW |
| Applied | 56 | 0xf3703f...7541a3 | acurastProcessorManager.heartbeatWithMetrics | 5DUZZS1SaX...byN2DrLr |
| Applied | 57 | 0x31a3ec...a102d5 | acurastProcessorManager.heartbeatWithMetrics | 5EEQh3CCXt...jkQAMuxG |
| Applied | 58 | 0x5646d3...069927 | acurastProcessorManager.heartbeatWithMetrics | 5GaTrCzUCh...fVkF3gFW |
| Applied | 59 | 0x9021db...1bc996 | acurastProcessorManager.heartbeatWithMetrics | 5DcAvfFo8R...Lr89ycNm |
| Applied | 60 | 0x315803...5c5182 | acurastProcessorManager.heartbeatWithMetrics | 5HWjXzRo1o...TxbcP93u |
| Applied | 61 | 0x667cd3...81202c | acurastProcessorManager.heartbeatWithMetrics | 5FVJ17d1GA...rksAvgzN |
| Applied | 62 | 0x7ad53d...fd529c | acurastProcessorManager.heartbeatWithMetrics | 5E9vvPs1Y4...x6HrRunh |
| Applied | 63 | 0x1cc287...39c7b0 | acurastProcessorManager.heartbeatWithMetrics | 5DhzNUaF8F...9a111y5m |
| Applied | 64 | 0x5c3507...0bdd27 | acurastProcessorManager.heartbeatWithMetrics | 5D4Gqp8EXX...1eC2QRkc |
| Applied | 65 | 0x0859b3...3aedc1 | acurastProcessorManager.heartbeatWithMetrics | 5EkrHp6k7L...dRATbWku |
| Applied | 66 | 0x7a715e...989b3e | acurastProcessorManager.heartbeatWithMetrics | 5FbBVmBWqU...cW5J7dA9 |
| Applied | 67 | 0x473f51...48133e | acurastProcessorManager.heartbeatWithMetrics | 5G2webNy6y...nZdpkx2o |
| Applied | 68 | 0x4cc7c3...9fc0c2 | acurastProcessorManager.heartbeatWithMetrics | 5FGdPUDEbh...VNz31sAY |
| Applied | 69 | 0xeaae45...29495e | acurastProcessorManager.heartbeatWithMetrics | 5DdmAWpmuD...pJz9WvDL |
| Applied | 70 | 0x3cecb1...f81804 | acurastProcessorManager.heartbeatWithMetrics | 5DZsFbZmcQ...PCFzSYFq |
| Applied | 71 | 0x65fdff...f3a3ac | acurastProcessorManager.heartbeatWithMetrics | 5FcFoR8F46...SUDr5xvj |
| Applied | 72 | 0xa49ab7...67e019 | acurastProcessorManager.heartbeatWithMetrics | 5DbEUhLjPa...xtit3F8t |
| Applied | 73 | 0xf6b994...be415a | acurastProcessorManager.heartbeatWithMetrics | 5HTzCYsjaV...Y9arrJ9m |
| Applied | 74 | 0x15b6c0...f75766 | acurastProcessorManager.heartbeatWithMetrics | 5FGJDUj4LS...TfYVb5yW |
| Applied | 75 | 0xe96b17...5e12d9 | acurastProcessorManager.heartbeatWithMetrics | 5GsKopK53b...UJpbo9h7 |
| Applied | 76 | 0x7a2659...c270d1 | acurastProcessorManager.heartbeatWithMetrics | 5GnLS33rdG...AdGEyDQx |
| Applied | 77 | 0x511320...7990f7 | acurastProcessorManager.heartbeatWithMetrics | 5Fth3TMXN1...AK3b3Bfn |
| Applied | 78 | 0x495a49...9f0268 | acurastProcessorManager.heartbeatWithMetrics | 5GrYgGgqNJ...brApEgmC |
| Applied | 79 | 0xa4e2de...453edf | acurastProcessorManager.heartbeatWithMetrics | 5EV3x3feS9...SHgLBUtb |
| Applied | 80 | 0x400236...57f389 | acurastProcessorManager.heartbeatWithMetrics | 5C6iJkqN4K...nwHbLhR1 |
| Applied | 81 | 0x27ef1b...ce3afb | acurastProcessorManager.heartbeatWithMetrics | 5HAF28HLW3...NeiZErXr |
| Applied | 82 | 0xd7bc94...93e82e | acurastProcessorManager.heartbeatWithMetrics | 5D15TYerTt...p8WmuvRv |
| Applied | 83 | 0x905a5e...7c0d1c | acurastProcessorManager.heartbeatWithMetrics | 5GfJPzvxNL...ExzonBXA |
| Applied | 84 | 0xac918e...28cc7a | acurastProcessorManager.heartbeatWithMetrics | 5D7xPeerkE...tcrP8ohC |
| Applied | 85 | 0x315500...8c6315 | acurastProcessorManager.heartbeatWithMetrics | 5GVz28Fahw...ZZU3hacM |
| Applied | 86 | 0xac9183...40ba2c | acurastProcessorManager.heartbeatWithMetrics | 5DTWmYUXCn...VugZHPAB |
| Applied | 87 | 0x958b83...9f7c21 | acurastProcessorManager.heartbeatWithMetrics | 5D1rRsTUai...fRcU289p |
| Applied | 88 | 0x6b55de...73c58d | acurastProcessorManager.heartbeatWithMetrics | 5Ghi4EhZai...9kCJtBNj |
| Applied | 89 | 0xc86e35...770dad | acurastProcessorManager.heartbeatWithMetrics | 5HenQc3YNs...YChdh2k3 |
| Applied | 90 | 0x5e8c4e...89cc17 | acurastProcessorManager.heartbeatWithMetrics | 5EbwWrAL4k...Q89467L9 |
| Applied | 91 | 0x2625f5...3e96e7 | acurastProcessorManager.heartbeatWithMetrics | 5GLXsWeCM9...CpyYPKbf |
| Applied | 92 | 0x74f08f...af30a7 | acurastProcessorManager.heartbeatWithMetrics | 5GeHCPxth7...cXbmPsMK |
| Applied | 93 | 0x9e351e...ff00a9 | acurastProcessorManager.heartbeatWithMetrics | 5ELYdLpHYr...616zzxCF |
| Applied | 94 | 0xf0abd3...bc2af8 | acurastProcessorManager.heartbeatWithMetrics | 5Hhx6Ud1o9...ZPnC3Cxr |
| Applied | 95 | 0x7a1e67...a05358 | acurastProcessorManager.heartbeatWithMetrics | 5HFjW92XQ9...FmYyz8dL |
| Applied | 96 | 0xa1aec8...213769 | acurastProcessorManager.heartbeatWithMetrics | 5E9KbghRxp...fHZHQt5e |
| Applied | 97 | 0x119adb...aa6c1c | acurastProcessorManager.heartbeatWithMetrics | 5FD3rPhxMq...reCjAzbd |
| Applied | 98 | 0xff474b...93b115 | acurastProcessorManager.heartbeatWithMetrics | 5FD6eiSGKR...jjAneNuR |
| Applied | 99 | 0xab8fc2...c4622b | acurastProcessorManager.heartbeatWithMetrics | 5FXAUpGSZc...iSZb5d5M |
| Applied | 100 | 0xee24b7...570f3c | acurastProcessorManager.heartbeatWithMetrics | 5GKJdLfMtR...UqJZnkWc |
| Applied | 101 | 0xd8a70b...3bfbcc | acurastProcessorManager.heartbeatWithMetrics | 5HSK35PNfT...kppqhQpe |
| Applied | 102 | 0xe3eabe...462893 | acurastProcessorManager.heartbeatWithMetrics | 5H3NgfkK76...T5VJJZKc |
| Applied | 103 | 0x511d2b...32adcb | acurastProcessorManager.heartbeatWithMetrics | 5DeefupzGq...KMPxocXs |
| Applied | 104 | 0xff64f2...34ddeb | acurastProcessorManager.heartbeatWithMetrics | 5DBkrAgBKv...SqgxuMiq |
| Applied | 105 | 0x534c32...e299c6 | acurastProcessorManager.heartbeatWithMetrics | 5G2NcXTsHz...Q1XPk35W |
| Applied | 106 | 0xc91a48...db4cdb | acurastProcessorManager.heartbeatWithMetrics | 5FMheryrig...qEpgEGhN |
| Applied | 107 | 0x573ef1...20eb1c | acurastProcessorManager.heartbeatWithMetrics | 5HadU3VGDu...XdnfSjuG |
| Applied | 108 | 0x920ee0...20acbb | acurastProcessorManager.heartbeatWithMetrics | 5FEzwauXV5...t3ZjCRP3 |
| Applied | 109 | 0x2f6478...dcdebc | acurastProcessorManager.heartbeatWithMetrics | 5CDLBFx696...KgWiANE5 |
| Applied | 110 | 0xabe2bc...1d4827 | acurastProcessorManager.heartbeatWithMetrics | 5HQoyJRFDg...R7PJbSdS |
| Applied | 111 | 0xd7c8b9...165873 | acurastProcessorManager.heartbeatWithMetrics | 5GWQGLefbp...z6gueSwP |
| Applied | 112 | 0x445bc6...76ff3f | acurastProcessorManager.heartbeatWithMetrics | 5FXHhpHiE3...wbVP6D3H |
| Applied | 113 | 0x580a59...02e1ea | acurastProcessorManager.heartbeatWithMetrics | 5GRvXzDUdc...RgZCjZ1f |
| Applied | 114 | 0xb7bc8e...145273 | acurastProcessorManager.heartbeatWithMetrics | 5CeJi1YQE6...dZzY9an4 |
| Applied | 115 | 0xb421e9...027cc8 | acurastProcessorManager.heartbeatWithMetrics | 5HjhZDUrg4...DVFJCVc7 |
| Applied | 116 | 0xb9a527...6a1b65 | acurastProcessorManager.heartbeatWithMetrics | 5HKQc5L7vD...LJWyQLqH |
| Applied | 117 | 0xd8a141...bb11d7 | acurastProcessorManager.heartbeatWithMetrics | 5F67p62gvT...ZN8TPddz |
| Applied | 118 | 0x3109b1...203927 | acurastProcessorManager.heartbeatWithMetrics | 5ENKMU4GWT...jeZbCXy4 |
| Applied | 119 | 0xe21a32...0da1a4 | acurastProcessorManager.heartbeatWithMetrics | 5FavdLRxGp...pc8LeexH |
| Applied | 120 | 0x0aefff...a26488 | acurastProcessorManager.heartbeatWithMetrics | 5Ezc1pKitD...hXvEpGF6 |
| Applied | 121 | 0x9b4162...90dbe6 | acurastProcessorManager.heartbeatWithMetrics | 5DX62m1GBn...PkkvXCdb |
| Applied | 122 | 0x78b10a...aadb9f | acurastProcessorManager.heartbeatWithMetrics | 5GQ8xfWnBt...qDwxt252 |
| Applied | 123 | 0xcc9803...723de9 | acurastProcessorManager.heartbeatWithMetrics | 5EhFFJLV6H...qj9XY82T |
| Applied | 124 | 0x2cd206...44f3ce | acurastProcessorManager.heartbeatWithMetrics | 5EiqDrEU2o...NMTf5Fah |
| Applied | 125 | 0xb728a5...80b79d | acurastProcessorManager.heartbeatWithMetrics | 5DMMndfpiR...eEEB6uSB |
| Applied | 126 | 0x682901...d40a44 | acurastProcessorManager.heartbeatWithMetrics | 5DjSyFgwkC...5DVfwLgr |
| Applied | 127 | 0x08ecce...c88c2a | acurastProcessorManager.heartbeatWithMetrics | 5DyoMLLHMK...1L3nY4gy |
| Applied | 128 | 0x88339e...1d96f1 | acurastProcessorManager.heartbeatWithMetrics | 5CnFCiV7tN...garshizz |
| Applied | 129 | 0x1694ef...930b99 | acurastProcessorManager.heartbeatWithMetrics | 5C7fybseND...68wWA6Qh |
| Applied | 130 | 0x9fdb0b...0a35eb | acurastProcessorManager.heartbeatWithMetrics | 5DnSvh7SDU...z5bJsxk6 |
| Applied | 131 | 0x8c1fa3...c4b9fa | acurastProcessorManager.heartbeatWithMetrics | 5FMCF5Kghg...PcvneWv3 |
| Applied | 132 | 0x9f49c7...dcaed9 | acurastProcessorManager.heartbeatWithMetrics | 5HMia1W1nC...2z8yDv6g |
| Applied | 133 | 0xfa2972...e6b83b | acurastProcessorManager.heartbeatWithMetrics | 5HDenRyGZ2...Yw86DBhv |
| Applied | 134 | 0x6c1507...4657c8 | acurastProcessorManager.heartbeatWithMetrics | 5Dty7nsVFk...VxhmG5j8 |
| Applied | 135 | 0x716474...73e603 | acurastProcessorManager.heartbeatWithMetrics | 5EVCSt7icN...i9fGQCkP |
| Applied | 136 | 0xf90920...a0cea8 | acurastProcessorManager.heartbeatWithMetrics | 5FqDNDjBju...5qCf3AKJ |
| Applied | 137 | 0xdb6575...aa7009 | acurastProcessorManager.heartbeatWithMetrics | 5EXRhVDFAK...AYye896k |
| Applied | 138 | 0xa2430a...f5a5e4 | acurastProcessorManager.heartbeatWithMetrics | 5GzLZtsi79...xEBqEa7B |
| Applied | 139 | 0x074c70...c7a5b8 | acurastProcessorManager.heartbeatWithMetrics | 5HiJLNU2ZW...rtRg8FMe |
| Applied | 140 | 0xb5173f...ed60a8 | acurastProcessorManager.heartbeatWithMetrics | 5FvxsoDZmo...ECnLNPGc |
| Applied | 141 | 0x661bad...3df55a | acurastProcessorManager.heartbeatWithMetrics | 5CqE9HHgxo...cJWFLSU6 |
| Applied | 142 | 0xe5d7cb...5bcdbc | acurastProcessorManager.heartbeatWithMetrics | 5CQwSBh2dc...XecomHSd |
| Applied | 143 | 0x81661e...a97fc6 | acurastProcessorManager.heartbeatWithMetrics | 5Dw6XiPwjv...SnaAGdkk |
| Applied | 144 | 0x7c6ae1...eddb09 | acurastProcessorManager.heartbeatWithMetrics | 5ENgqe6YWK...fNKwWDT2 |
| Applied | 145 | 0x2ec79d...31199b | acurastProcessorManager.heartbeatWithMetrics | 5DWL7QDsA7...FKZjwei9 |
| Applied | 146 | 0xdb36a1...f5d789 | acurastProcessorManager.heartbeatWithMetrics | 5FfPv6snCY...s7PE82mC |
| Applied | 147 | 0x9225c6...96042b | acurastProcessorManager.heartbeatWithMetrics | 5CcBrfQ4wL...UkuizYpF |
| Applied | 148 | 0xb59d9c...37e287 | acurastProcessorManager.heartbeatWithMetrics | 5Dpk3ZvQxm...ZGnz2Nyv |
| Applied | 149 | 0x479df3...560901 | acurastProcessorManager.heartbeatWithMetrics | 5EMJZnF1eu...aFFU9cwq |
| Applied | 150 | 0x57d5f9...f583ae | acurastMarketplace.report | 5Drwi1mD85...KKqbdL34 |
| Applied | 151 | 0x6a5b02...b6c6e8 | acurastMarketplace.acknowledgeExecutionMatch | 5GjxwCFmar...xw1keWb4 |
| Applied | 152 | 0x6c7a22...06712b | acurastMarketplace.finalizeJob | 5EBXp2fkZV...JvK4vHu1 |