Arqma Blockchain Explorer

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

Server Time: 2026-04-03 01:33:39 | Transaction Pool | Autorefresh is OFF | Go to stagenet explorer | Go to mainnet explorer

Network difficulty: 407000114 | Hard fork: v19 | Hash rate: 3.392 MH/s | Staking Requirement: 100000.000000000 ARQ | Fee: 0.000000050/byte + 0.000090000/output | Median block size limit: 1024.00 kB | Data From 00:00:23 [h:m:s] ago

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

Arqma emission (fees) is 37221093.239012659 (1022.940355409) as of 1915911 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 [y:d:h:m:s] Size [kB] Type Transaction Hash Fee Outputs In/Out TX Size [kB]
1463451 01:319:04:35:15 0.0996 7ca10c5b5d839aa5ccf9c3fd95e221d8ec33c5406475a0869bad4ab448079fdf N/A 11.447809537 0/1 0.0996
1463450 01:319:04:37:28 0.0996 e7dae009e5cafb5fdc41e5042e70509718acf0d1eefd39e346e85bd7ca2c2a83 N/A 11.447814995 0/1 0.0996
1463449 01:319:04:38:21 5.1660 aaad3150532729d1bc9dcc3526373ba1647817eaf6fda948bf985bb8fd2d9a85 N/A 11.447825634 0/1 0.0996
40763ec43bf4c9b732143e0ad55313a085a044b7db1e94177d0839e91dcf9487 0.000005180 ? 5/2 5.0664
1463448 01:319:04:41:50 0.0996 146ce498b929fa79a8454de0a206b13440b41958273eae8c582dfbefc7d31737 N/A 11.447825913 0/1 0.0996
1463447 01:319:04:42:16 5.9688 a15642db0b7165c01581e8ad750adf0133ed84952cefa458c17d2e9bc810f022 N/A 11.447837382 0/1 0.0996
b3052ed77aa94363067c937ef9ad07fd04002bc61ee251f79c56245d763c7607 0.000006010 ? 6/2 5.8691
1463446 01:319:04:45:05 0.0996 70323c2074744c589e19e7c6ee26524a1e9e1a3101afbaa7ed80a1d9a74c6917 N/A 11.447836830 0/1 0.0996
1463445 01:319:04:47:38 0.0996 9e65a2b884d11c2faf36b9f244d059b84d3c64f058e89bfa77e0838e486db9bf N/A 11.447842289 0/1 0.0996
1463444 01:319:04:50:06 0.0996 636e727ef3b26a9c596d24bab823cd441b597da385e5a9d6c89c485d2db99ca5 N/A 11.447847748 0/1 0.0996
1463443 01:319:04:54:23 0.0996 40719cdaab467b37e228aa290aa67176218813a0ea1f7969c5ff1554c0a11858 N/A 11.447853207 0/1 0.0996
1463442 01:319:04:57:58 1.9199 4952c28e570eafd8a29b9d9e5d77a49ef4391f77d1eb14e33af77e3fbbb92688 N/A 11.447860516 0/1 0.0996
261a7bd758122a852667647928d46629c38a505a7dc6907ddbbf8ddbea54573a 0.000001850 ? 1/2 1.8203
1463441 01:319:04:58:18 0.0996 0047292f0172cec57e83eb288baf09828191d9869282118ed30b8617e59ad37e N/A 11.447864124 0/1 0.0996
1463440 01:319:04:59:18 0.0996 36a8c43cd66106baaa7a2c1861c20d66516fbb5bd964dbf6777281b80cea497d N/A 11.447869583 0/1 0.0996
1463439 01:319:04:59:21 0.0996 2bdc4239e5347b046344c8684c5f6fe60c0455dcc84bb4d157ea42f09ed0391c N/A 11.447875042 0/1 0.0996
1463438 01:319:04:59:32 0.0996 9f801d98f7d1fd790782a3b634d75b3a01e3d97e56120b33563bd19f93d49ca6 N/A 11.447880501 0/1 0.0996
1463437 01:319:05:00:40 0.0996 4ef9d8e2c2265e72a28476d3bb01150f16443777dc928c006d1fad743a58ee60 N/A 11.447885959 0/1 0.0996
1463436 01:319:05:03:47 10.0537 98297dbef66e3981f6be1289df4a8f64bea921c46b8e2fb6c689ec52cc3419cc N/A 11.447901518 0/1 0.0996
eb76a88190d7812e69b19eea0ace20e54a45320519ff5f79664653ecb70ea4be 0.000002690 ? 2/2 2.6416
07626ad61dd3b9b9b5771640a7bafe24b71d06c009bae930e862811b74774206 0.000001860 ? 1/2 1.8340
b7222147fc962cd3623fff3dd2f432628455d69ffa472ecd94d3b26fa100f763 0.000001850 ? 1/2 1.8242
d3534dbf2693bd6eb4d56a50edcb8acbdc9028ee6e255b492a3b8d2bfc8c35d6 0.000001850 ? 1/2 1.8262
94c738daa24dbc0bb1550f26566842f8e6d13decd17c55036cc9f0bc20bcb0de 0.000001850 ? 1/2 1.8281
1463435 01:319:05:08:22 0.0996 385caf9aa247054bd9e43f03f17daafe6c7f0759d2f1bd2eb6da97803e00bf35 N/A 11.447896877 0/1 0.0996
1463434 01:319:05:08:50 8.6133 13b0f6421e92f04eb2c8b429247e05e51f096ed9b948a00b3cdc880963ce6fa7 N/A 11.447911036 0/1 0.0996
9aff747ffeb7ce9b67087ee44260e2ad8d30bed417f1ae118e8e199924e1fbe1 0.000004350 ? 4/2 4.2559
55559096e868cbc0e71f0bd74e67291b6f1f3d129d63231935bdebef24bfc671 0.000004350 ? 4/2 4.2578
1463433 01:319:05:14:38 0.0996 25e3c68bebb6cad7556c7fa37c125f9974837a1629ed73837c94173f1cfbd7ea N/A 11.447907795 0/1 0.0996
1463432 01:319:05:20:26 0.0996 8dc4f41afd4c3384fa64d326a2244d2606b2ee60461e88b213152c7887ff5925 N/A 11.447913253 0/1 0.0996
Prev
Current Page: 22623/95795
Next

Service Nodes

0 service nodes awaiting contributions, 0 decommissioned service nodes, and 44 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 (0)

(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.

Active Service Nodes (44)

Public Key Contributors Operator Fee (%) Staking Requirement Last Reward Height Last Uptimr Proof Expiry Date UTC (Estimated)
f9e9aa7608c8c134ff9c14ef92488c122b947fd27d8cfe31d6745546c462665b 1/12 100000.000000000 1915868 00:16:15 Staking Infinitely
5da2fadfa1efc8e0982f30042c0853a60d3035e74f42f66d9433aa5975a297eb 1/12 100000.000000000 1915869 00:57:31 Staking Infinitely
b42fb5a319f9ef592ada30e483b64431d05386ba5692727d0e64a15802be3ef5 1/12 100000.000000000 1915870 00:04:49 Staking Infinitely
4a9a479460d135c51723254462919ff51e4b692f2bc4aedafb26316494f45a64 2/12 50 100000.000000000 1915871 00:19:25 Staking Infinitely
f63e2a3a60e5d07f8fe0a32943c3f362d3d441c0ba771a997e9c893f16e4dff2 2/12 50 100000.000000000 1915872 00:48:42 Staking Infinitely
e9ce4cbc023dd13600dd1b84e811838cccc09a169ab6cb51f537481242bddb1a 1/12 100000.000000000 1915873 00:24:54 Staking Infinitely
81ea05da87ecfe7d707a13ded483e5a0ee257c3ff802cd01742185bc87d803d9 1/12 100000.000000000 1915874 01:02:02 Staking Infinitely
c338966f59c208f065e570e4631dced159118467b174e2cadc0bd59ff4768987 3/12 50 100000.000000000 1915875 00:54:13 Staking Infinitely
050e45639e86a90ca465c5194642d9fee300ac170acdbb2c0144fc8ebaaf6b82 2/12 50 100000.000000000 1915876 00:23:13 Staking Infinitely
4332a2f6e1973fe1e60d297171d50c093028fd0021c44837448505d8c3b170d9 1/12 100000.000000000 1915877 00:22:02 Staking Infinitely
+ 34 more ↪

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

Uptime quorum for height 1915909)

Public Key Last Uptime Proof Expiry Date UTC (Estimated)
Validators 10:
0: 781efae048bb90829a0c7ce9f4c9c34e572d236955e91f4b3c86a85effa632d5 00:50:27 Staking Infinitely (N/A)
1: 83b11eca71c4a2d77d256304fd422493ed4d290e3cb084bf76758d239fe9a0b4 00:29:34 Staking Infinitely (N/A)
2: f9e9aa7608c8c134ff9c14ef92488c122b947fd27d8cfe31d6745546c462665b 00:16:15 Staking Infinitely (N/A)
3: bf84fec11377bd3f6a46c27484a8f46050274067047fefe4b15cfd566d68a671 00:21:08 Staking Infinitely (N/A)
4: b98ee2847b18dc4e46be8e384d59157a67a5366ee8b03553c519b520e147ef65 00:28:15 Staking Infinitely (N/A)
5: 4332a2f6e1973fe1e60d297171d50c093028fd0021c44837448505d8c3b170d9 00:22:02 Staking Infinitely (N/A)
6: 050e45639e86a90ca465c5194642d9fee300ac170acdbb2c0144fc8ebaaf6b82 00:23:13 Staking Infinitely (N/A)
7: c442b8c2be6b9175211390d4dbf3d3c6b9c8132517335eabbffce8b68da71b36 00:06:36 Staking Infinitely (N/A)
8: d3e9da49cf45266c3a0270253b0e2921dcbf939cfa52e5de31130d9ef5fb921d 00:42:21 Staking Infinitely (N/A)
9: 4a9a479460d135c51723254462919ff51e4b692f2bc4aedafb26316494f45a64 00:19:25 Staking Infinitely (N/A)
Nodes to test (34):
0: 53b13c3b12f633765fad6a3af5e9910067af666c8c35940a5d0190ef05e86016 00:17:40 Staking Infinitely (N/A)
1: e9ce4cbc023dd13600dd1b84e811838cccc09a169ab6cb51f537481242bddb1a 00:24:54 Staking Infinitely (N/A)
2: 75ed97a747c6b790917a62befd733ec67df8a7b5a9861baa432521eaa788d2e2 00:02:46 Staking Infinitely (N/A)
3: ca0113d6999df9187b7959b602c7557cf9658a274fd89948c5aead79eb95a510 00:56:15 Staking Infinitely (N/A)
4: 5a67c6e399571ec4665cc61cc19a5e84eeab60cf51c4f75fac5eea24a33d87e0 00:38:57 2026-04-07 17:15:39 (in 5 days)
5: 361f463346d3409705042d85617b51e1c61f8821cc3c21f16ce9034d5b761c1f 00:04:04 Staking Infinitely (N/A)
6: 3643a6e19bdae79cbabfb961391dd60cff5f219e30bbcbb559f0602325d7ab5d 00:13:49 Staking Infinitely (N/A)
7: 28f7c771d9cd63b4c3d5c8261c153f7e05f23f67a562dc5c39635445e1d1d268 00:21:29 Staking Infinitely (N/A)
8: 3a695a55e9442573865950ec85b393e7ade3a76690b62d0e992f32f246943bd1 00:53:32 Staking Infinitely (N/A)
9: 2c9277494767de038291669f392ceb66b3889c23c574ab42db08e0b48ee8a7bf 00:11:21 Staking Infinitely (N/A)
+ 24 more ↪

Uptime quorum for height 1915908)

Public Key Last Uptime Proof Expiry Date UTC (Estimated)
Validators 10:
0: 4a9a479460d135c51723254462919ff51e4b692f2bc4aedafb26316494f45a64 00:19:25 Staking Infinitely (N/A)
1: 5d21979e8b9332bfc583b3855b5e1b047080dce4609a21454595892ca797f514 00:28:55 Staking Infinitely (N/A)
2: 16927f2acef9455c357990988e651406fb3f5e6dcad09d28957d906b25ba9acc 00:31:10 Staking Infinitely (N/A)
3: 28f7c771d9cd63b4c3d5c8261c153f7e05f23f67a562dc5c39635445e1d1d268 00:21:29 Staking Infinitely (N/A)
4: 81ea05da87ecfe7d707a13ded483e5a0ee257c3ff802cd01742185bc87d803d9 01:02:02 Staking Infinitely (N/A)
5: 0731fb56884ea6dcbd89786ebab0fcdf80d68c41aeeaa759b291daf59320a9bc 23:21:25:33 Staking Infinitely (N/A)
6: f0e1913158cd650f98270490ded011fc138bb0a18bce9dcb796276b58f32340a 00:13:54 Staking Infinitely (N/A)
7: 30f9c742e16707fb9b0c9c2078ed750595e297e4a0f75b972794766e25447cfc 00:55:55 Staking Infinitely (N/A)
8: 2c9277494767de038291669f392ceb66b3889c23c574ab42db08e0b48ee8a7bf 00:11:21 Staking Infinitely (N/A)
9: b98ee2847b18dc4e46be8e384d59157a67a5366ee8b03553c519b520e147ef65 00:28:15 Staking Infinitely (N/A)
Nodes to test (34):
0: 83b11eca71c4a2d77d256304fd422493ed4d290e3cb084bf76758d239fe9a0b4 00:29:34 Staking Infinitely (N/A)
1: 5a67c6e399571ec4665cc61cc19a5e84eeab60cf51c4f75fac5eea24a33d87e0 00:38:57 2026-04-07 17:15:39 (in 5 days)
2: d3e9da49cf45266c3a0270253b0e2921dcbf939cfa52e5de31130d9ef5fb921d 00:42:21 Staking Infinitely (N/A)
3: 0a23d89cbd41b85c5bffec0f53289536393e1a91a6537caf7b2064d97f92f7bb 00:10:46 Staking Infinitely (N/A)
4: 12236cc40c8f77213e83e179cbf3bc3066a8e9b6a6666430791d76e39369dcbe 00:46:18 Staking Infinitely (N/A)
5: 781efae048bb90829a0c7ce9f4c9c34e572d236955e91f4b3c86a85effa632d5 00:50:27 Staking Infinitely (N/A)
6: 2083e7a16cef72aced08ba92106bf9cff6725bede937ff82c1156fd7fa2f3c7a 00:29:48 Staking Infinitely (N/A)
7: 53b13c3b12f633765fad6a3af5e9910067af666c8c35940a5d0190ef05e86016 00:17:40 Staking Infinitely (N/A)
8: bf84fec11377bd3f6a46c27484a8f46050274067047fefe4b15cfd566d68a671 00:21:08 Staking Infinitely (N/A)
9: 050e45639e86a90ca465c5194642d9fee300ac170acdbb2c0144fc8ebaaf6b82 00:23:13 Staking Infinitely (N/A)
+ 24 more ↪

Uptime quorum for height 1915907)

Public Key Last Uptime Proof Expiry Date UTC (Estimated)
Validators 10:
0: 33ef2ff577821dfc3e8ba0b6a7b62759f092c53d798cc1a9c5ba85f59f549efc 00:41:10 Staking Infinitely (N/A)
1: 5d21979e8b9332bfc583b3855b5e1b047080dce4609a21454595892ca797f514 00:28:55 Staking Infinitely (N/A)
2: c99d98eadc123984ca4f9042e6e2e3460e43467a7136f61f7f0960ef92fec01e 00:15:00 Staking Infinitely (N/A)
3: 2f235e88eada0dcabd49b9f2ee0fcd1002dbfabfe7dc273dc445e1e8abc220c0 00:32:00 Staking Infinitely (N/A)
4: 2c9277494767de038291669f392ceb66b3889c23c574ab42db08e0b48ee8a7bf 00:11:21 Staking Infinitely (N/A)
5: 83b11eca71c4a2d77d256304fd422493ed4d290e3cb084bf76758d239fe9a0b4 00:29:34 Staking Infinitely (N/A)
6: 4332a2f6e1973fe1e60d297171d50c093028fd0021c44837448505d8c3b170d9 00:22:02 Staking Infinitely (N/A)
7: 30f9c742e16707fb9b0c9c2078ed750595e297e4a0f75b972794766e25447cfc 00:55:55 Staking Infinitely (N/A)
8: 30f3281710c23bb2c9b11a8bc0a3f63876ad2d974a55f08db00dde2f1fce4f3e 01:02:21 Staking Infinitely (N/A)
9: 3a695a55e9442573865950ec85b393e7ade3a76690b62d0e992f32f246943bd1 00:53:32 Staking Infinitely (N/A)
Nodes to test (34):
0: 0a23d89cbd41b85c5bffec0f53289536393e1a91a6537caf7b2064d97f92f7bb 00:10:46 Staking Infinitely (N/A)
1: f0e1913158cd650f98270490ded011fc138bb0a18bce9dcb796276b58f32340a 00:13:54 Staking Infinitely (N/A)
2: 53b13c3b12f633765fad6a3af5e9910067af666c8c35940a5d0190ef05e86016 00:17:40 Staking Infinitely (N/A)
3: 80a869c7963e4c92ccd1032749e29b33e7e943f4e70cbe8d9a3110115a0a53e3 00:30:59 Staking Infinitely (N/A)
4: d3e9da49cf45266c3a0270253b0e2921dcbf939cfa52e5de31130d9ef5fb921d 00:42:21 Staking Infinitely (N/A)
5: 781efae048bb90829a0c7ce9f4c9c34e572d236955e91f4b3c86a85effa632d5 00:50:27 Staking Infinitely (N/A)
6: 0731fb56884ea6dcbd89786ebab0fcdf80d68c41aeeaa759b291daf59320a9bc 23:21:25:33 Staking Infinitely (N/A)
7: 16927f2acef9455c357990988e651406fb3f5e6dcad09d28957d906b25ba9acc 00:31:10 Staking Infinitely (N/A)
8: 28f7c771d9cd63b4c3d5c8261c153f7e05f23f67a562dc5c39635445e1d1d268 00:21:29 Staking Infinitely (N/A)
9: 81ea05da87ecfe7d707a13ded483e5a0ee257c3ff802cd01742185bc87d803d9 01:02:02 Staking Infinitely (N/A)
+ 24 more ↪

Checkpoint quorum for height 1915908 (determined by block 1915897)

Public Key Last Uptime Proof Expiry Date UTC (Estimated)
0: 33ef2ff577821dfc3e8ba0b6a7b62759f092c53d798cc1a9c5ba85f59f549efc 00:41:10 Staking Infinitely (N/A)
1: b42fb5a319f9ef592ada30e483b64431d05386ba5692727d0e64a15802be3ef5 00:04:49 Staking Infinitely (N/A)
2: 5d21979e8b9332bfc583b3855b5e1b047080dce4609a21454595892ca797f514 00:28:55 Staking Infinitely (N/A)
3: c338966f59c208f065e570e4631dced159118467b174e2cadc0bd59ff4768987 00:54:13 Staking Infinitely (N/A)
4: 5da2fadfa1efc8e0982f30042c0853a60d3035e74f42f66d9433aa5975a297eb 00:57:31 Staking Infinitely (N/A)
5: 12236cc40c8f77213e83e179cbf3bc3066a8e9b6a6666430791d76e39369dcbe 00:46:18 Staking Infinitely (N/A)
6: 81ea05da87ecfe7d707a13ded483e5a0ee257c3ff802cd01742185bc87d803d9 01:02:02 Staking Infinitely (N/A)
7: 3643a6e19bdae79cbabfb961391dd60cff5f219e30bbcbb559f0602325d7ab5d 00:13:49 Staking Infinitely (N/A)
8: 80a869c7963e4c92ccd1032749e29b33e7e943f4e70cbe8d9a3110115a0a53e3 00:30:59 Staking Infinitely (N/A)
9: 16927f2acef9455c357990988e651406fb3f5e6dcad09d28957d906b25ba9acc 00:31:10 Staking Infinitely (N/A)
10: 0a23d89cbd41b85c5bffec0f53289536393e1a91a6537caf7b2064d97f92f7bb 00:10:46 Staking Infinitely (N/A)
11: d3e9da49cf45266c3a0270253b0e2921dcbf939cfa52e5de31130d9ef5fb921d 00:42:21 Staking Infinitely (N/A)
12: e9ce4cbc023dd13600dd1b84e811838cccc09a169ab6cb51f537481242bddb1a 00:24:54 Staking Infinitely (N/A)
13: f63e2a3a60e5d07f8fe0a32943c3f362d3d441c0ba771a997e9c893f16e4dff2 00:48:42 Staking Infinitely (N/A)
14: 050e45639e86a90ca465c5194642d9fee300ac170acdbb2c0144fc8ebaaf6b82 00:23:13 Staking Infinitely (N/A)
15: 28f7c771d9cd63b4c3d5c8261c153f7e05f23f67a562dc5c39635445e1d1d268 00:21:29 Staking Infinitely (N/A)
16: f9e9aa7608c8c134ff9c14ef92488c122b947fd27d8cfe31d6745546c462665b 00:16:15 Staking Infinitely (N/A)
17: 2f235e88eada0dcabd49b9f2ee0fcd1002dbfabfe7dc273dc445e1e8abc220c0 00:32:00 Staking Infinitely (N/A)
18: 2083e7a16cef72aced08ba92106bf9cff6725bede937ff82c1156fd7fa2f3c7a 00:29:48 Staking Infinitely (N/A)
19: bf84fec11377bd3f6a46c27484a8f46050274067047fefe4b15cfd566d68a671 00:21:08 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
1915908 7a9cb58ced7cda1a16fa3f446eba649f87c6c348abea0e544e59846cfc6bd3fb 1915908; 20/20 signatures: ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
1915904 bd22d83cef13178a4c17f64651eb7863995350dd8f7db9bc23cc3eadf933fe48 1915904; 19/20 signatures: ✓ ✓ x ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
1915860 93bcdd7df0b6d837acac3997dd8adcfcd4d97db2c89ba5004a6ef0b9070f48b7 1915860; 19/20 signatures: ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ x ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
1915800 b4a0901a1237dab43401ca1beb19e250938edd51fd8f5bb4faafa532e5f63772 1915800; 19/20 signatures: ✓ ✓ ✓ ✓ x ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
1915740 aacc0617a76bbb30e40545f881f8f7fbcf54de2c2115139755ce07542d126fb3 1915740; 20/20 signatures: ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓

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