Arqma Blockchain Explorer

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

Server Time: 2026-09-05 10:39:05 | Transaction Pool | Autorefresh is OFF | Go to stagenet explorer | Go to mainnet explorer

Network difficulty: 128000131 | Hard fork: v19 | Hash rate: 1.067 MH/s | Staking Requirement: 100000.000000000 ARQ | Fee: 0.000000050/byte + 0.000090000/output | Median block size limit: 1024.00 kB | Data From 00:00:58 [h:m:s] ago

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

Arqma emission (fees) is 40202032.239012659 (1053.880705409) as of 2018702 block

Transaction Pool

(No Of TXs: 0, Size: 0.0000 kB, Updated every 5 seconds)

Age [HH:MM:SS] Type Transaction Hash Fee/Per kB In/Out TX Size [kB]

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]
1787022 350:21:14:05 2.8643 1478c22f9ac8366bf17911be22b239758d1339d51b98dfd574936a8b44dee60f N/A 29.000129800 0/5 0.3291
b1436b33485f6532d58b7fd83baeaceda343585fe0cb7e12e658ce395b1843d3 0.000129800 ? 2/2 2.5352
1787021 350:21:17:04 0.3691 6da13a2359b94f409c53f3505cf0cb383e4129f3310b9ef453f10b755235755e N/A 29.000000000 0/6 0.3691
1787020 350:21:19:11 0.4092 bba1f7cb3bf2629131588026008d75e75bc68f76f268a9d965dcc4de5fc6c8c1 N/A 29.000000000 0/7 0.4092
1787019 350:21:19:48 0.3291 8b354f947901a95e5e7647bcb5c0ea044998c74efffb675068d251763d089c0c N/A 29.000000000 0/5 0.3291
1787018 350:21:23:16 13.0557 5a471cd53ccaaaefea622569e5380d9b1dfde0f20c2fbb0b58ded5c4ab837b8d N/A 29.000649550 0/6 0.3691
b2559a01a65870c321ef3ea9529cee5ab1ae99b8ac0f1ecf61e4bf1e635f0f60 0.000130000 ? 2/2 2.5391
13751c8fba4549b440b4178e993e3fd38a0c18f74cf46d18ec0af9e967d21801 0.000130100 ? 2/2 2.5410
18ba68e465f17b670915042e7b6df64c09e3fc976543c7586046c3852ec470b0 0.000129800 ? 2/2 2.5352
62a4b1bcfaf41d00149d3e56d0a6b3906ea9f6273ec7f051fb07feff3a6c1906 0.000129650 ? 2/2 2.5322
b5990add6800add021b1d368ad134ec9ff8a21253e3fc870aea4d59ab935e5e1 0.000130000 ? 2/2 2.5391
1787017 350:21:25:19 0.3291 020ad4097028bc0bc989ddf75f3eb956fbcafa1755ac229d5635705a4f15f53a N/A 29.000000000 0/5 0.3291
1787016 350:21:26:47 0.3691 3a844e313aba44150a6b2a8a2bd0c350287a92e56845abfb3e5de186466723b6 N/A 29.000000000 0/6 0.3691
1787015 350:21:28:28 4.5947 233ff40a78dade3a8b0a943a4ff864da14f1139c6f47a7cdfd9f43c974eb8c9a N/A 29.000218400 0/5 0.3291
33a8ce6960de0714442ff61cc0887121c3e7a738013c88234a47f7e6159e8962 0.000129950 ? 2/2 2.5381
4a871a3615448987a43247abd67e66a9d110669c2f1250870aceb86eca000389 0.000088450 ? 1/2 1.7275
1787014 350:21:29:16 0.3691 b9a7185be17a4e8d234ad96464ee3eefd3abe279e2fabf477e7405c9a7610429 N/A 29.000000000 0/6 0.3691
1787013 350:21:30:11 0.3291 f60a696f1a62005db3301c67e09f28267038e7c95a08c581cb82930a80069263 N/A 29.000000000 0/5 0.3291
1787012 350:21:32:47 0.3291 ee50f53969d8192f8f74eb354bc79838892750d060a1d841830c8082758707ec N/A 29.000000000 0/5 0.3291
1787011 350:21:36:23 0.3691 fb20ac88df8db4e187fc50f2345b5ac72adbc8d6043cffb6aa6d5cea52043f24 N/A 29.000000000 0/6 0.3691
1787010 350:21:37:01 0.3691 850e428cb97c85b644fa4cd09bf4b966c7671860fe909720bcbb1640c0bc43d6 N/A 29.000000000 0/6 0.3691
1787009 350:21:37:54 0.3291 5d242230ba1c822536f081e9c3b7cfc1a1b40997ba36ac4cec3c324c816680f2 N/A 29.000000000 0/5 0.3291
1787008 350:21:38:55 0.3291 dea625a941f072703f9327a211cc45724665fc9bead9f289e0749c0706efc66a N/A 29.000000000 0/5 0.3291
1787007 350:21:39:55 0.3291 098c59135949d820f8482cced16713683ebe50201baa25b2bdd6293989d34447 N/A 29.000000000 0/5 0.3291
1787006 350:21:41:58 10.5586 7f3592dff7221419619e37ad015475817ce3446806bfb0b24648ea9aaefb8d70 N/A 29.000519650 0/7 0.4092
e8842578c173ea8428dc1f2066fc1bef67ec44d8ce72ba09086e573c866ef870 0.000129700 ? 2/2 2.5332
da12d6014a674fdea3f4c249f27d9e793ffae70eabfbfb59df806df700faab20 0.000129850 ? 2/2 2.5361
1ab188ae3a2245dfc6b0913f24857d88f081db4b63a1fec36e35b7478deca674 0.000130100 ? 2/2 2.5410
65e77503319db0d6a1f6f0091dc8f67cb89ec59aa9517bd117c8d0a79add2b91 0.000130000 ? 2/2 2.5391
1787005 350:21:44:26 0.4492 3218fdadcd42cab10f7c4aacbcd004cd3c27f7137ec8039b0cb54b041e222fdb N/A 29.000000000 0/8 0.4492
1787004 350:21:47:07 0.3691 7d3d005401b8714b2ec703847dbcd13ec06291aca1e80588a65f0fabc81e22d5 N/A 29.000000000 0/6 0.3691
1787003 350:21:48:55 0.3691 a43f35ba44c304a4df282f12fca5756c5cca5d704b3cc336476ba5f1d2fb0045 N/A 29.000000000 0/6 0.3691
Prev
Current Page: 11584/100935
Next

Service Nodes

0 service nodes awaiting contributions, 2 decommissioned service nodes, and 47 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 07:12:00:59 None (deregistration imminent!)
cf8f65a97c31057a45dec63b065e23d0763c1ea88c7282fafd738e3e090ef01b 2/12 70 2001666 06:12:13:38 None (deregistration imminent!)

Active Service Nodes (47)

Public Key Contributors Operator Fee (%) Staking Requirement Last Reward Height Last Uptimr Proof Expiry Date UTC (Estimated)
ab1264fe8acaba585069c1fb0afe0804a97bc00ef269c17231b7994024851111 4/12 35 100000.000000000 2018656 01:38:02 Staking Infinitely
c93716c955d7ced8be22fb112a0344fabde019949f2b26fedff327172ba6a973 2/12 66 100000.000000000 2018657 00:38:54 Staking Infinitely
e9ce4cbc023dd13600dd1b84e811838cccc09a169ab6cb51f537481242bddb1a 1/12 100000.000000000 2018658 00:40:56 Staking Infinitely
33ef2ff577821dfc3e8ba0b6a7b62759f092c53d798cc1a9c5ba85f59f549efc 1/12 100000.000000000 2018659 00:47:34 Staking Infinitely
2c9277494767de038291669f392ceb66b3889c23c574ab42db08e0b48ee8a7bf 1/12 100000.000000000 2018660 00:59:06 Staking Infinitely
80a869c7963e4c92ccd1032749e29b33e7e943f4e70cbe8d9a3110115a0a53e3 1/12 100000.000000000 2018661 01:33:13 Staking Infinitely
c9839bdce086483c6fae8ede8600e4410c5dcd2a431148689480ddfd4c6c9363 3/12 33 100000.000000000 2018662 01:44:18 Staking Infinitely
30f3281710c23bb2c9b11a8bc0a3f63876ad2d974a55f08db00dde2f1fce4f3e 1/12 100000.000000000 2018663 00:08:10 Staking Infinitely
361f463346d3409705042d85617b51e1c61f8821cc3c21f16ce9034d5b761c1f 1/12 100000.000000000 2018664 08:28:34 Staking Infinitely
b42fb5a319f9ef592ada30e483b64431d05386ba5692727d0e64a15802be3ef5 1/12 100000.000000000 2018665 00:51:32 Staking Infinitely
+ 37 more ↪

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

Uptime quorum for height 2018700)

Public Key Last Uptime Proof Expiry Date UTC (Estimated)
Validators 10:
0: 75ed97a747c6b790917a62befd733ec67df8a7b5a9861baa432521eaa788d2e2 04:08:13 Staking Infinitely (N/A)
1: 0a23d89cbd41b85c5bffec0f53289536393e1a91a6537caf7b2064d97f92f7bb 01:04:44:20 Staking Infinitely (N/A)
2: ca0113d6999df9187b7959b602c7557cf9658a274fd89948c5aead79eb95a510 00:48:42 Staking Infinitely (N/A)
3: 2083e7a16cef72aced08ba92106bf9cff6725bede937ff82c1156fd7fa2f3c7a 04:17:17 Staking Infinitely (N/A)
4: 848ad910440f790d4a687cad83b333f99dec1fb47bae617c7a02db65b2f1c244 08:37:33 Staking Infinitely (N/A)
5: af591de4390b7c96bab0312158a390b186bf4064e306538b51b5621bbc314185 06:26:18 Staking Infinitely (N/A)
6: c442b8c2be6b9175211390d4dbf3d3c6b9c8132517335eabbffce8b68da71b36 00:32:14 Staking Infinitely (N/A)
7: c98ab9fca45aec5e9c8ea6f7dd0660b3567e3691d3cfbc4e4b035e737706160b 00:18:16 Staking Infinitely (N/A)
8: 5d21979e8b9332bfc583b3855b5e1b047080dce4609a21454595892ca797f514 00:36:05 Staking Infinitely (N/A)
9: 94b370885630009cbe68165b641e51343bcb90aba151434230424f6e3ec4a6d2 05:57:02 Staking Infinitely (N/A)
Nodes to test (39):
0: 4a9a479460d135c51723254462919ff51e4b692f2bc4aedafb26316494f45a64 01:00:53 Staking Infinitely (N/A)
1: 3a695a55e9442573865950ec85b393e7ade3a76690b62d0e992f32f246943bd1 05:27:29 Staking Infinitely (N/A)
2: 28f7c771d9cd63b4c3d5c8261c153f7e05f23f67a562dc5c39635445e1d1d268 00:49:49 Staking Infinitely (N/A)
3: f9e9aa7608c8c134ff9c14ef92488c122b947fd27d8cfe31d6745546c462665b 01:00:50 Staking Infinitely (N/A)
4: 33ef2ff577821dfc3e8ba0b6a7b62759f092c53d798cc1a9c5ba85f59f549efc 00:47:34 Staking Infinitely (N/A)
5: 3cb0bba8f15c0902db46604f9fb6badeb0f611a645e4b29fb899342107c1f8c7 00:29:26 Staking Infinitely (N/A)
6: 139595b1c4670eb35a9cc6d32b6c351c53422d6ebf9405d0e2de6edb09afa5f2 00:48:57 Staking Infinitely (N/A)
7: 361f463346d3409705042d85617b51e1c61f8821cc3c21f16ce9034d5b761c1f 08:28:34 Staking Infinitely (N/A)
8: c93716c955d7ced8be22fb112a0344fabde019949f2b26fedff327172ba6a973 00:38:54 Staking Infinitely (N/A)
9: b98ee2847b18dc4e46be8e384d59157a67a5366ee8b03553c519b520e147ef65 00:51:08 Staking Infinitely (N/A)
+ 29 more ↪

Uptime quorum for height 2018699)

Public Key Last Uptime Proof Expiry Date UTC (Estimated)
Validators 10:
0: 64704fc7e91c0d73d5a05f608f0899b45e99fa711383057dcc59064a98c257ab 00:05:30 Staking Infinitely (N/A)
1: 45f9349a3ceee3a75d6142204286d37dacf81c1f9ec01a65e7b716269726635d 00:39:30 Staking Infinitely (N/A)
2: 361f463346d3409705042d85617b51e1c61f8821cc3c21f16ce9034d5b761c1f 08:28:34 Staking Infinitely (N/A)
3: afb246351ed7e9eadff997ae1ebcfcdd297bfabfc15398a8202ffcf1e3ceeb54 00:52:06 Staking Infinitely (N/A)
4: 30f3281710c23bb2c9b11a8bc0a3f63876ad2d974a55f08db00dde2f1fce4f3e 00:08:10 Staking Infinitely (N/A)
5: 83b11eca71c4a2d77d256304fd422493ed4d290e3cb084bf76758d239fe9a0b4 00:08:18 Staking Infinitely (N/A)
6: f0e1913158cd650f98270490ded011fc138bb0a18bce9dcb796276b58f32340a 00:50:03 Staking Infinitely (N/A)
7: 139595b1c4670eb35a9cc6d32b6c351c53422d6ebf9405d0e2de6edb09afa5f2 00:48:57 Staking Infinitely (N/A)
8: 33ef2ff577821dfc3e8ba0b6a7b62759f092c53d798cc1a9c5ba85f59f549efc 00:47:34 Staking Infinitely (N/A)
9: 4a407bb5161d9ad488e4feb1ce4870d5076d223d24160476275f2e292c290d21 00:13:06 Staking Infinitely (N/A)
Nodes to test (39):
0: d3e9da49cf45266c3a0270253b0e2921dcbf939cfa52e5de31130d9ef5fb921d 15:43:34 Staking Infinitely (N/A)
1: 30f9c742e16707fb9b0c9c2078ed750595e297e4a0f75b972794766e25447cfc 00:47:06 Staking Infinitely (N/A)
2: 848ad910440f790d4a687cad83b333f99dec1fb47bae617c7a02db65b2f1c244 08:37:33 Staking Infinitely (N/A)
3: 2f235e88eada0dcabd49b9f2ee0fcd1002dbfabfe7dc273dc445e1e8abc220c0 00:07:45 Staking Infinitely (N/A)
4: af591de4390b7c96bab0312158a390b186bf4064e306538b51b5621bbc314185 06:26:18 Staking Infinitely (N/A)
5: 4a9a479460d135c51723254462919ff51e4b692f2bc4aedafb26316494f45a64 01:00:53 Staking Infinitely (N/A)
6: 2083e7a16cef72aced08ba92106bf9cff6725bede937ff82c1156fd7fa2f3c7a 04:17:17 Staking Infinitely (N/A)
7: 53b13c3b12f633765fad6a3af5e9910067af666c8c35940a5d0190ef05e86016 00:44:08 Staking Infinitely (N/A)
8: ab1264fe8acaba585069c1fb0afe0804a97bc00ef269c17231b7994024851111 01:38:02 Staking Infinitely (N/A)
9: aa78babccc4e6e29d3becac648489e6da5c375ae22566dd9cc65880210d81539 00:37:53 Staking Infinitely (N/A)
+ 29 more ↪

Uptime quorum for height 2018698)

Public Key Last Uptime Proof Expiry Date UTC (Estimated)
Validators 10:
0: 050e45639e86a90ca465c5194642d9fee300ac170acdbb2c0144fc8ebaaf6b82 01:02:27 Staking Infinitely (N/A)
1: 80a869c7963e4c92ccd1032749e29b33e7e943f4e70cbe8d9a3110115a0a53e3 01:33:13 Staking Infinitely (N/A)
2: 0a23d89cbd41b85c5bffec0f53289536393e1a91a6537caf7b2064d97f92f7bb 01:04:44:20 Staking Infinitely (N/A)
3: 45f9349a3ceee3a75d6142204286d37dacf81c1f9ec01a65e7b716269726635d 00:39:30 Staking Infinitely (N/A)
4: 64704fc7e91c0d73d5a05f608f0899b45e99fa711383057dcc59064a98c257ab 00:05:30 Staking Infinitely (N/A)
5: 30f3281710c23bb2c9b11a8bc0a3f63876ad2d974a55f08db00dde2f1fce4f3e 00:08:10 Staking Infinitely (N/A)
6: 33ef2ff577821dfc3e8ba0b6a7b62759f092c53d798cc1a9c5ba85f59f549efc 00:47:34 Staking Infinitely (N/A)
7: c98ab9fca45aec5e9c8ea6f7dd0660b3567e3691d3cfbc4e4b035e737706160b 00:18:16 Staking Infinitely (N/A)
8: 5d21979e8b9332bfc583b3855b5e1b047080dce4609a21454595892ca797f514 00:36:05 Staking Infinitely (N/A)
9: afb246351ed7e9eadff997ae1ebcfcdd297bfabfc15398a8202ffcf1e3ceeb54 00:52:06 Staking Infinitely (N/A)
Nodes to test (39):
0: f0e1913158cd650f98270490ded011fc138bb0a18bce9dcb796276b58f32340a 00:50:03 Staking Infinitely (N/A)
1: 2c9277494767de038291669f392ceb66b3889c23c574ab42db08e0b48ee8a7bf 00:59:06 Staking Infinitely (N/A)
2: 83b11eca71c4a2d77d256304fd422493ed4d290e3cb084bf76758d239fe9a0b4 00:08:18 Staking Infinitely (N/A)
3: c6c5fce08eef76dca701248665f0586f83da2243ba13781899abc525b3572063 05:12:58 Staking Infinitely (N/A)
4: c442b8c2be6b9175211390d4dbf3d3c6b9c8132517335eabbffce8b68da71b36 00:32:14 Staking Infinitely (N/A)
5: ab1264fe8acaba585069c1fb0afe0804a97bc00ef269c17231b7994024851111 01:38:02 Staking Infinitely (N/A)
6: 4a9a479460d135c51723254462919ff51e4b692f2bc4aedafb26316494f45a64 01:00:53 Staking Infinitely (N/A)
7: a382ea37422bc7715fb954fd567ae77c7b8db3bf92a2d4ac48025e0122832641 01:17:22 Staking Infinitely (N/A)
8: c99d98eadc123984ca4f9042e6e2e3460e43467a7136f61f7f0960ef92fec01e 00:44:52 Staking Infinitely (N/A)
9: 2083e7a16cef72aced08ba92106bf9cff6725bede937ff82c1156fd7fa2f3c7a 04:17:17 Staking Infinitely (N/A)
+ 29 more ↪

Checkpoint quorum for height 2018700 (determined by block 2018689)

Public Key Last Uptime Proof Expiry Date UTC (Estimated)
0: 53b13c3b12f633765fad6a3af5e9910067af666c8c35940a5d0190ef05e86016 00:44:08 Staking Infinitely (N/A)
1: 781efae048bb90829a0c7ce9f4c9c34e572d236955e91f4b3c86a85effa632d5 00:06:57 Staking Infinitely (N/A)
2: aa78babccc4e6e29d3becac648489e6da5c375ae22566dd9cc65880210d81539 00:37:53 Staking Infinitely (N/A)
3: d3e9da49cf45266c3a0270253b0e2921dcbf939cfa52e5de31130d9ef5fb921d 15:43:34 Staking Infinitely (N/A)
4: 81ea05da87ecfe7d707a13ded483e5a0ee257c3ff802cd01742185bc87d803d9 00:08:02 Staking Infinitely (N/A)
5: 2c9277494767de038291669f392ceb66b3889c23c574ab42db08e0b48ee8a7bf 00:59:06 Staking Infinitely (N/A)
6: 33ef2ff577821dfc3e8ba0b6a7b62759f092c53d798cc1a9c5ba85f59f549efc 00:47:34 Staking Infinitely (N/A)
7: f9e9aa7608c8c134ff9c14ef92488c122b947fd27d8cfe31d6745546c462665b 01:00:50 Staking Infinitely (N/A)
8: b98ee2847b18dc4e46be8e384d59157a67a5366ee8b03553c519b520e147ef65 00:51:08 Staking Infinitely (N/A)
9: ab1264fe8acaba585069c1fb0afe0804a97bc00ef269c17231b7994024851111 01:38:02 Staking Infinitely (N/A)
10: c98ab9fca45aec5e9c8ea6f7dd0660b3567e3691d3cfbc4e4b035e737706160b 00:18:16 Staking Infinitely (N/A)
11: c9839bdce086483c6fae8ede8600e4410c5dcd2a431148689480ddfd4c6c9363 01:44:18 Staking Infinitely (N/A)
12: 0a23d89cbd41b85c5bffec0f53289536393e1a91a6537caf7b2064d97f92f7bb 01:04:44:20 Staking Infinitely (N/A)
13: af591de4390b7c96bab0312158a390b186bf4064e306538b51b5621bbc314185 06:26:18 Staking Infinitely (N/A)
14: 76e3e01fe63166ca4e448a2d9353486dbf966804c0eb51437d135fdd93e3eb3f 00:47:55 Staking Infinitely (N/A)
15: 4a407bb5161d9ad488e4feb1ce4870d5076d223d24160476275f2e292c290d21 00:13:06 Staking Infinitely (N/A)
16: bf84fec11377bd3f6a46c27484a8f46050274067047fefe4b15cfd566d68a671 00:03:12 Staking Infinitely (N/A)
17: 848ad910440f790d4a687cad83b333f99dec1fb47bae617c7a02db65b2f1c244 08:37:33 Staking Infinitely (N/A)
18: 80a869c7963e4c92ccd1032749e29b33e7e943f4e70cbe8d9a3110115a0a53e3 01:33:13 Staking Infinitely (N/A)
19: c99d98eadc123984ca4f9042e6e2e3460e43467a7136f61f7f0960ef92fec01e 00:44:52 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
2018700 ffefdc850ced11378266649925823e12e317cad91a273d6ffb7c6b3ecd2d7720 2018700; 10/20 signatures: ✓ x ✓ x ✓ x ✓ ✓ ✓ x ✓ x x x ✓ x ✓ x x ✓
2018696 f8ca083f02c0a44b03e15d69037531586fc5c8a20761ec4085cb9100d4097a4b 2018696; 7/20 signatures: x ✓ x x ✓ x x x x x ✓ x ✓ ✓ x ✓ x x x ✓
2018640 3c7ef36d5ec71a8c3e061c080cb92ac095f5b836492f1d526d5a4b5a60a5a4ef 2018640; 8/20 signatures: ✓ x x x ✓ ✓ x x ✓ x ✓ x ✓ ✓ x x ✓ x x x
2018580 01263cefae88f3fbf564c929db502870789329ba4fc425d93b4028ddb7a2179a 2018580; 9/20 signatures: x x x x ✓ x x ✓ x x ✓ x ✓ x ✓ x ✓ ✓ ✓ ✓
2018520 030b7c33d0c6b73a9b50f18b7f567ea841e5b6a53a57e78359ac8faa8a5b2aba 2018520; 12/20 signatures: ✓ 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