Arqma Blockchain Explorer

(No Javascript | No Cookies | No Web Analytics Trackers | No Images | Open Sourced)

Server Time: 2026-09-09 14:53:34 | Transaction Pool | Autorefresh is OFF | Go to stagenet explorer | Go to mainnet explorer

Network difficulty: 147000080 | Hard fork: v19 | Hash rate: 1.225 MH/s | Staking Requirement: 100000.000000000 ARQ | Fee: 0.000000050/byte + 0.000090000/output | Median block size limit: 1024.00 kB | Data From 00:00:32 [h:m:s] ago

TX Types Legend: Registration: 🏁 | Contribution: ⚑ | Recommission: 👍 | Decommission: 👎 | Deregister: 🚫 | IP Change Penalty: 📋 | Stake Unlock: 🔓

Arqma emission (fees) is 40282739.239012659 (1054.592058009) as of 2021485 block

Transaction Pool

(No Of TXs: 2, Size: 2.8350 kB, Updated every 5 seconds)

Age [HH:MM:SS] Type Transaction Hash Fee/Per kB In/Out TX Size [kB]
00:00:12 0b10eef83ca79ccee1850a0ca3d22b383e32e741b2a7e8a4274efd80b923f0ec 0.0003/0.0002 1/2 1.42
00:00:13 9252a7df80467504d4f9bf5c862f812148b66d51838497f1f12e04ba04c07a17 0.0003/0.0002 1/2 1.42

Transactions In Older Blocks

(Median size of 100 blocks: 1024.00 kB)

Height Age [d:h:m:s] Size [kB] Type Transaction Hash Fee Outputs In/Out TX Size [kB]
1881147 213:07:40:32 0.3691 5820c76df5db9cb1a82282814338d2daa9cecef26f024557fd9efebb9af20284 N/A 29.000000000 0/6 0.3691
1881146 213:07:45:59 0.3691 b8c81e53c3d837b60b2b45e67e32d8d533cc9d721bd78cc42aa0bbd778ae179b N/A 29.000000000 0/6 0.3691
1881145 213:07:50:25 0.3291 6d505d6d5b57d1a7502784e805ba1bb78c6e500266c76332502a79be7f0b467b N/A 29.000000000 0/5 0.3291
1881144 213:07:51:20 0.3203 8a222c8d75111e5939278b53854c90f90eb9b5077c19e040993e3fb7828fc14f N/A 29.000000000 0/5 0.3203
1881143 213:07:53:32 0.3691 f5a56a2a83ea7fc66080f7b68fa153b977681bc73faaa364e7c3d847d503ff4a N/A 29.000000000 0/6 0.3691
1881142 213:07:55:34 0.3691 97542268abfefd3eb41b6f2854645ef0abfbb7b76d04035ffab7799a596a0428 N/A 29.000000000 0/6 0.3691
1881141 213:08:01:37 0.3291 34fb9423a22ceba25a5a5dda147fe5034555e825f337345c105990b3d9cf9e12 N/A 29.000000000 0/5 0.3291
1881140 213:08:11:09 7.9443 6e4edbd1dc516e1f4625b5fb3addc6842148a26974fbe09d0f3b391ff4a82d56 N/A 29.000389900 0/5 0.3291
d3574c5945cea066df9689cacc287d2595c4f183c45879c55d7dd1163346937c 0.000129900 ? 2/2 2.5371
b8700808dbb08f100d4f93a0e2a3c336d74d047b1f647c397604e75774da1f17 0.000129950 ? 2/2 2.5381
f2f5330e6f8eef3a713972f7b2d0030c936c9dbbcce36bf058cb7e8382b710a2 0.000130050 ? 2/2 2.5400
1881139 213:08:12:56 0.3291 daae3a9f66d0052328a55c409522bc9f1c583cfecc6daaf9c84589440e171ade N/A 29.000000000 0/5 0.3291
1881138 213:08:13:14 0.3291 fd76f82e757600e5218a68355762be313b95cf94ee3a3ecabdf1f225bb2593d1 N/A 29.000000000 0/5 0.3291
1881137 213:08:13:21 0.3291 41fd6ac34ea29999ed1f8dfbbfae789161fee5a6e24508517a27868c055b93a1 N/A 29.000000000 0/5 0.3291
1881136 213:08:18:03 0.3291 e41c13af8bd29837263b808a206c15dffeb3bb92af5d64e1ab7dda31dceffed4 N/A 29.000000000 0/5 0.3291
1881135 213:08:19:31 0.3291 4f9eb17e96c486a62496bfb1a85d6d8b67a145dbadd159de37553ef22f007c00 N/A 29.000000000 0/5 0.3291
1881134 213:08:20:30 0.3291 3b6d6adb7a2362b839f7cfdf8bc25116df6af604145d3940ea5764947975fe99 N/A 29.000000000 0/5 0.3291
1881133 213:08:21:22 2.0576 1b4f44d194a8d4873fd35258ebbd1f0ff4bbdb15ff236904e5d1b3b902f3d9a7 N/A 29.000088500 0/5 0.3291
4653f2cf00598a8be27d9cfda38a2427fcbfc12a4b79fbb5842bcd7f40ea1d8e 0.000088500 ? 1/2 1.7285
1881132 213:08:24:18 8.0254 3756d65776b9b005788160a9bea965ae8b5bbc637f79439faf75ae0e2487d59a N/A 29.000389950 0/7 0.4092
5444e756fd8797c0d09f8ea8b05e946ccaa37422d63619f0dd00160cf4f06c37 0.000129900 ? 2/2 2.5371
a934de996fc0a48b0c3b8d01ead9ff35dcf5c0bc723351493168dd0ba5f22777 0.000130050 ? 2/2 2.5400
fee9b58609d1b3c1baaf3a42da1cbd75e19d6411a067348344b3dfba0dc4e7c4 0.000130000 ? 2/2 2.5391
1881131 213:08:25:11 0.3291 b3bbe619e7a9382fbb69f8113bc46ef1e5fd115e839d393874dd6c7d8b0bb042 N/A 29.000000000 0/5 0.3291
1881130 213:08:25:58 0.4092 b628f433b3f8c6a46c9ca6ed1db5869060d85f0181efa2ba0ad06be5a22fb11b N/A 29.000000000 0/7 0.4092
1881129 213:08:28:13 13.0615 d33cd5cf3a1f517489e794277bdca3b90f279874f3cb8c3cd40b7ffad215b4cd N/A 29.000649850 0/6 0.3691
2224fdc79939631c801601a0a3b608a539cd5b7b5f9898d7b824581982a45534 0.000130100 ? 2/2 2.5410
64096c3417ae66356fa1c92bd3dd8e9fe699e38a5b3543fb094fc07ec62f26d1 0.000129900 ? 2/2 2.5371
73a13846d5a2e4c4775d27ce565a837fa505b797a6db45c38d361cf0b926cd7a 0.000129950 ? 2/2 2.5381
d26064acbce03bdb0d434bb05cac885268972bcc79175941d1c853246d3c9365 0.000130050 ? 2/2 2.5400
ea31b4c197cb120edc141675354a283b966493727f0e8f6b68b32af39b3f37ad 0.000129850 ? 2/2 2.5361
1881128 213:08:28:25 0.3291 2b82788c9455b5c962c318b8a7e52d8335f5bb232e4a26140907b6a499b14aff N/A 29.000000000 0/5 0.3291
Prev
Current Page: 7017/101074
Next

Service Nodes

0 service nodes awaiting contributions, 2 decommissioned service nodes, and 49 active service nodes.

Service Nodes Awaiting Contributions (0)

Public Key Contributors Operator Fee (%) Contributed Open For Contribution Min. Contribution Expiry Date UTC (Estimated)

Inactive/Decommissioned Service Nodes (2)

(These service nodes are currently decommissioned for failing network obligations, are not earning rewards, and face deregistration soon)

Public Key Contributors Operator Fee (%) Decommission Height Last Uptime Proof Blocks until Dereg.
5a67c6e399571ec4665cc61cc19a5e84eeab60cf51c4f75fac5eea24a33d87e0 2/12 60 2001666 11:16:15:27 None (deregistration imminent!)
cf8f65a97c31057a45dec63b065e23d0763c1ea88c7282fafd738e3e090ef01b 2/12 70 2001666 10:16:28:06 None (deregistration imminent!)

Active Service Nodes (49)

Public Key Contributors Operator Fee (%) Staking Requirement Last Reward Height Last Uptimr Proof Expiry Date UTC (Estimated)
c9839bdce086483c6fae8ede8600e4410c5dcd2a431148689480ddfd4c6c9363 3/12 33 100000.000000000 2021439 01:11:32 Staking Infinitely
30f3281710c23bb2c9b11a8bc0a3f63876ad2d974a55f08db00dde2f1fce4f3e 1/12 100000.000000000 2021440 00:39:53 Staking Infinitely
361f463346d3409705042d85617b51e1c61f8821cc3c21f16ce9034d5b761c1f 1/12 100000.000000000 2021441 00:11:38 Staking Infinitely
b42fb5a319f9ef592ada30e483b64431d05386ba5692727d0e64a15802be3ef5 1/12 100000.000000000 2021442 00:18:17 Staking Infinitely
b98ee2847b18dc4e46be8e384d59157a67a5366ee8b03553c519b520e147ef65 1/12 100000.000000000 2021443 00:17:56 Staking Infinitely
d0c12445039e0a505ac7ed209987dae411ba6e5ff44de6a16290a3ed4d2dd8b0 1/12 100000.000000000 2021444 00:36:13 Staking Infinitely
f0e1913158cd650f98270490ded011fc138bb0a18bce9dcb796276b58f32340a 1/12 100000.000000000 2021445 00:16:46 Staking Infinitely
781efae048bb90829a0c7ce9f4c9c34e572d236955e91f4b3c86a85effa632d5 3/12 50 100000.000000000 2021446 00:37:35 Staking Infinitely
94b370885630009cbe68165b641e51343bcb90aba151434230424f6e3ec4a6d2 2/12 66 100000.000000000 2021447 02:18:25:12 Staking Infinitely
30f9c742e16707fb9b0c9c2078ed750595e297e4a0f75b972794766e25447cfc 1/12 100000.000000000 2021448 00:15:36 Staking Infinitely
+ 39 more ↪

click here to see the full service node lists (at most only 10 of each list are shown here)

Uptime quorum for height 2021485)

Public Key Last Uptime Proof Expiry Date UTC (Estimated)
Validators 10:
0: 848ad910440f790d4a687cad83b333f99dec1fb47bae617c7a02db65b2f1c244 00:24:20 Staking Infinitely (N/A)
1: 781efae048bb90829a0c7ce9f4c9c34e572d236955e91f4b3c86a85effa632d5 00:37:35 Staking Infinitely (N/A)
2: 3a695a55e9442573865950ec85b393e7ade3a76690b62d0e992f32f246943bd1 01:06:54:19 Staking Infinitely (N/A)
3: ca0113d6999df9187b7959b602c7557cf9658a274fd89948c5aead79eb95a510 00:17:29 Staking Infinitely (N/A)
4: c442b8c2be6b9175211390d4dbf3d3c6b9c8132517335eabbffce8b68da71b36 00:00:51 Staking Infinitely (N/A)
5: 2f235e88eada0dcabd49b9f2ee0fcd1002dbfabfe7dc273dc445e1e8abc220c0 00:39:27 Staking Infinitely (N/A)
6: 3cb0bba8f15c0902db46604f9fb6badeb0f611a645e4b29fb899342107c1f8c7 00:44:57 Staking Infinitely (N/A)
7: e9ce4cbc023dd13600dd1b84e811838cccc09a169ab6cb51f537481242bddb1a 00:07:35 Staking Infinitely (N/A)
8: 210e9b3fbb83325a9491bcd0eaae2d6fa38424f3ddae681d2562d1d2def18ee6 00:26:20 Staking Infinitely (N/A)
9: a382ea37422bc7715fb954fd567ae77c7b8db3bf92a2d4ac48025e0122832641 01:19:29:49 Staking Infinitely (N/A)
Nodes to test (41):
0: c338966f59c208f065e570e4631dced159118467b174e2cadc0bd59ff4768987 01:33:05 Staking Infinitely (N/A)
1: 28f7c771d9cd63b4c3d5c8261c153f7e05f23f67a562dc5c39635445e1d1d268 00:18:37 Staking Infinitely (N/A)
2: 361f463346d3409705042d85617b51e1c61f8821cc3c21f16ce9034d5b761c1f 00:11:38 Staking Infinitely (N/A)
3: afb246351ed7e9eadff997ae1ebcfcdd297bfabfc15398a8202ffcf1e3ceeb54 00:11:04 Staking Infinitely (N/A)
4: 139595b1c4670eb35a9cc6d32b6c351c53422d6ebf9405d0e2de6edb09afa5f2 00:17:43 Staking Infinitely (N/A)
5: b98ee2847b18dc4e46be8e384d59157a67a5366ee8b03553c519b520e147ef65 00:17:56 Staking Infinitely (N/A)
6: c99d98eadc123984ca4f9042e6e2e3460e43467a7136f61f7f0960ef92fec01e 00:13:39 Staking Infinitely (N/A)
7: aa78babccc4e6e29d3becac648489e6da5c375ae22566dd9cc65880210d81539 00:06:24 Staking Infinitely (N/A)
8: 30f3281710c23bb2c9b11a8bc0a3f63876ad2d974a55f08db00dde2f1fce4f3e 00:39:53 Staking Infinitely (N/A)
9: 050e45639e86a90ca465c5194642d9fee300ac170acdbb2c0144fc8ebaaf6b82 23:12:05 Staking Infinitely (N/A)
+ 31 more ↪

Uptime quorum for height 2021484)

Public Key Last Uptime Proof Expiry Date UTC (Estimated)
Validators 10:
0: 76e3e01fe63166ca4e448a2d9353486dbf966804c0eb51437d135fdd93e3eb3f 00:16:34 Staking Infinitely (N/A)
1: 139595b1c4670eb35a9cc6d32b6c351c53422d6ebf9405d0e2de6edb09afa5f2 00:17:43 Staking Infinitely (N/A)
2: 050e45639e86a90ca465c5194642d9fee300ac170acdbb2c0144fc8ebaaf6b82 23:12:05 Staking Infinitely (N/A)
3: aa78babccc4e6e29d3becac648489e6da5c375ae22566dd9cc65880210d81539 00:06:24 Staking Infinitely (N/A)
4: 75ed97a747c6b790917a62befd733ec67df8a7b5a9861baa432521eaa788d2e2 02:22:18 Staking Infinitely (N/A)
5: afb246351ed7e9eadff997ae1ebcfcdd297bfabfc15398a8202ffcf1e3ceeb54 00:11:04 Staking Infinitely (N/A)
6: 0a23d89cbd41b85c5bffec0f53289536393e1a91a6537caf7b2064d97f92f7bb 02:02:51:16 Staking Infinitely (N/A)
7: 2c9277494767de038291669f392ceb66b3889c23c574ab42db08e0b48ee8a7bf 05:43:49 Staking Infinitely (N/A)
8: 94b370885630009cbe68165b641e51343bcb90aba151434230424f6e3ec4a6d2 02:18:25:12 Staking Infinitely (N/A)
9: 848ad910440f790d4a687cad83b333f99dec1fb47bae617c7a02db65b2f1c244 00:24:20 Staking Infinitely (N/A)
Nodes to test (41):
0: 81ea05da87ecfe7d707a13ded483e5a0ee257c3ff802cd01742185bc87d803d9 00:39:40 Staking Infinitely (N/A)
1: c9839bdce086483c6fae8ede8600e4410c5dcd2a431148689480ddfd4c6c9363 01:11:32 Staking Infinitely (N/A)
2: 53b13c3b12f633765fad6a3af5e9910067af666c8c35940a5d0190ef05e86016 00:12:44 Staking Infinitely (N/A)
3: c93716c955d7ced8be22fb112a0344fabde019949f2b26fedff327172ba6a973 00:02:35 Staking Infinitely (N/A)
4: 361f463346d3409705042d85617b51e1c61f8821cc3c21f16ce9034d5b761c1f 00:11:38 Staking Infinitely (N/A)
5: b98ee2847b18dc4e46be8e384d59157a67a5366ee8b03553c519b520e147ef65 00:17:56 Staking Infinitely (N/A)
6: 83b11eca71c4a2d77d256304fd422493ed4d290e3cb084bf76758d239fe9a0b4 00:40:01 Staking Infinitely (N/A)
7: 64704fc7e91c0d73d5a05f608f0899b45e99fa711383057dcc59064a98c257ab 05:39:25 Staking Infinitely (N/A)
8: 30f9c742e16707fb9b0c9c2078ed750595e297e4a0f75b972794766e25447cfc 00:15:36 Staking Infinitely (N/A)
9: 4a407bb5161d9ad488e4feb1ce4870d5076d223d24160476275f2e292c290d21 04:54:05 Staking Infinitely (N/A)
+ 31 more ↪

Uptime quorum for height 2021483)

Public Key Last Uptime Proof Expiry Date UTC (Estimated)
Validators 10:
0: 050e45639e86a90ca465c5194642d9fee300ac170acdbb2c0144fc8ebaaf6b82 23:12:05 Staking Infinitely (N/A)
1: c98ab9fca45aec5e9c8ea6f7dd0660b3567e3691d3cfbc4e4b035e737706160b 00:54:48 Staking Infinitely (N/A)
2: 83b11eca71c4a2d77d256304fd422493ed4d290e3cb084bf76758d239fe9a0b4 00:40:01 Staking Infinitely (N/A)
3: ca0113d6999df9187b7959b602c7557cf9658a274fd89948c5aead79eb95a510 00:17:29 Staking Infinitely (N/A)
4: 210e9b3fbb83325a9491bcd0eaae2d6fa38424f3ddae681d2562d1d2def18ee6 00:26:20 Staking Infinitely (N/A)
5: 45f9349a3ceee3a75d6142204286d37dacf81c1f9ec01a65e7b716269726635d 00:04:20 Staking Infinitely (N/A)
6: c93716c955d7ced8be22fb112a0344fabde019949f2b26fedff327172ba6a973 00:02:35 Staking Infinitely (N/A)
7: 848ad910440f790d4a687cad83b333f99dec1fb47bae617c7a02db65b2f1c244 00:24:20 Staking Infinitely (N/A)
8: 781efae048bb90829a0c7ce9f4c9c34e572d236955e91f4b3c86a85effa632d5 00:37:35 Staking Infinitely (N/A)
9: 94b370885630009cbe68165b641e51343bcb90aba151434230424f6e3ec4a6d2 02:18:25:12 Staking Infinitely (N/A)
Nodes to test (41):
0: c6c5fce08eef76dca701248665f0586f83da2243ba13781899abc525b3572063 00:11:57 Staking Infinitely (N/A)
1: 30f9c742e16707fb9b0c9c2078ed750595e297e4a0f75b972794766e25447cfc 00:15:36 Staking Infinitely (N/A)
2: 53b13c3b12f633765fad6a3af5e9910067af666c8c35940a5d0190ef05e86016 00:12:44 Staking Infinitely (N/A)
3: 64704fc7e91c0d73d5a05f608f0899b45e99fa711383057dcc59064a98c257ab 05:39:25 Staking Infinitely (N/A)
4: 33ef2ff577821dfc3e8ba0b6a7b62759f092c53d798cc1a9c5ba85f59f549efc 00:16:22 Staking Infinitely (N/A)
5: af591de4390b7c96bab0312158a390b186bf4064e306538b51b5621bbc314185 00:23:59 Staking Infinitely (N/A)
6: 5a67c6e399571ec4665cc61cc19a5e84eeab60cf51c4f75fac5eea24a33d87e0 11:16:15:27 Staking Infinitely (N/A)
7: c9839bdce086483c6fae8ede8600e4410c5dcd2a431148689480ddfd4c6c9363 01:11:32 Staking Infinitely (N/A)
8: aa78babccc4e6e29d3becac648489e6da5c375ae22566dd9cc65880210d81539 00:06:24 Staking Infinitely (N/A)
9: 139595b1c4670eb35a9cc6d32b6c351c53422d6ebf9405d0e2de6edb09afa5f2 00:17:43 Staking Infinitely (N/A)
+ 31 more ↪

Checkpoint quorum for height 2021484 (determined by block 2021473)

Public Key Last Uptime Proof Expiry Date UTC (Estimated)
0: a382ea37422bc7715fb954fd567ae77c7b8db3bf92a2d4ac48025e0122832641 01:19:29:49 Staking Infinitely (N/A)
1: 139595b1c4670eb35a9cc6d32b6c351c53422d6ebf9405d0e2de6edb09afa5f2 00:17:43 Staking Infinitely (N/A)
2: 30f3281710c23bb2c9b11a8bc0a3f63876ad2d974a55f08db00dde2f1fce4f3e 00:39:53 Staking Infinitely (N/A)
3: b42fb5a319f9ef592ada30e483b64431d05386ba5692727d0e64a15802be3ef5 00:18:17 Staking Infinitely (N/A)
4: 80a869c7963e4c92ccd1032749e29b33e7e943f4e70cbe8d9a3110115a0a53e3 00:52:28 Staking Infinitely (N/A)
5: 3a695a55e9442573865950ec85b393e7ade3a76690b62d0e992f32f246943bd1 01:06:54:19 Staking Infinitely (N/A)
6: 28f7c771d9cd63b4c3d5c8261c153f7e05f23f67a562dc5c39635445e1d1d268 00:18:37 Staking Infinitely (N/A)
7: 33ef2ff577821dfc3e8ba0b6a7b62759f092c53d798cc1a9c5ba85f59f549efc 00:16:22 Staking Infinitely (N/A)
8: e9ce4cbc023dd13600dd1b84e811838cccc09a169ab6cb51f537481242bddb1a 00:07:35 Staking Infinitely (N/A)
9: af591de4390b7c96bab0312158a390b186bf4064e306538b51b5621bbc314185 00:23:59 Staking Infinitely (N/A)
10: 75ed97a747c6b790917a62befd733ec67df8a7b5a9861baa432521eaa788d2e2 02:22:18 Staking Infinitely (N/A)
11: ab1264fe8acaba585069c1fb0afe0804a97bc00ef269c17231b7994024851111 01:04:56 Staking Infinitely (N/A)
12: f0e1913158cd650f98270490ded011fc138bb0a18bce9dcb796276b58f32340a 00:16:46 Staking Infinitely (N/A)
13: 0a23d89cbd41b85c5bffec0f53289536393e1a91a6537caf7b2064d97f92f7bb 02:02:51:16 Staking Infinitely (N/A)
14: 64704fc7e91c0d73d5a05f608f0899b45e99fa711383057dcc59064a98c257ab 05:39:25 Staking Infinitely (N/A)
15: 81ea05da87ecfe7d707a13ded483e5a0ee257c3ff802cd01742185bc87d803d9 00:39:40 Staking Infinitely (N/A)
16: 2f235e88eada0dcabd49b9f2ee0fcd1002dbfabfe7dc273dc445e1e8abc220c0 00:39:27 Staking Infinitely (N/A)
17: 45f9349a3ceee3a75d6142204286d37dacf81c1f9ec01a65e7b716269726635d 00:04:20 Staking Infinitely (N/A)
18: 210e9b3fbb83325a9491bcd0eaae2d6fa38424f3ddae681d2562d1d2def18ee6 00:26:20 Staking Infinitely (N/A)
19: 2c9277494767de038291669f392ceb66b3889c23c574ab42db08e0b48ee8a7bf 05:43:49 Staking Infinitely (N/A)

Note: The quorum shown here is the currently active voting height which is not necessarily the latest quorum. Quorums can only be voted on after a number of blocks have transpired.

Click here to see the last 1hrs worth of the stored quorum states

Last 5 checkpoints

Height Block hash Checkpoint Quorum
2021484 d2d57038ff55daf12520ff64e5e9f985666cf39a26f34885a828590da015e081 2021484; 10/20 signatures: x x x x x x x x x x
2021480 a1be65acb8e718adac36770ed1269877cea9c19165c081bd1e5fa45a46007630 2021480; 10/20 signatures: x x x x x x x x x x
2021460 d69386546e966c2ae3715d82e5052d25aefb43084be9b084540717bc0c615f4b 2021460; 10/20 signatures: x x x x x x x x x x
2021400 09a192678d4ad8d9c843f4b0379bda6211f9ad6e8d7dd6b0fe20b941e40fb528 2021400; 12/20 signatures: x x x x x x x x
2021340 1cfd904532f0add267ed41e295ccf041e76b417ffbdd9986d08ba086cc051040 2021340; 9/20 signatures: x x x x x x x x x x x

Check here to see the last 50 checkpoints

No javascript / No web analytics trackers / No cookies / No external resources / Open Sourced
Explorer Version (api): patches-2025-08-25-05fdb31 (8.0) Arqma Version: 10.0.0-4b067e8c_Release
Latest source code
Forked from: onion-monero-blockchain-explorer
Copyright (C), 2019-2025 arqma.com