Arqma Blockchain Explorer

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

Server Time: 2026-09-02 15:33:19 | Transaction Pool | Autorefresh is OFF | Go to stagenet explorer | Go to mainnet explorer

Network difficulty: 122000194 | Hard fork: v19 | Hash rate: 1.017 MH/s | Staking Requirement: 100000.000000000 ARQ | Fee: 0.000000050/byte + 0.000090000/output | Median block size limit: 1024.00 kB | Data From 00:00:44 [h:m:s] ago

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

Arqma emission (fees) is 40148005.239012659 (1053.777017659) as of 2016839 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]
82479 07:244:14:01:03 2.8398 639477d5aab2cf9b5b175e2fd92f078c68f4bb6f34e021433c743f4671b6a947 N/A 19.484096439 0/1 0.1328
876183cb8c21b14d6a47a983c55567ee919ee3e38213c4903b4736977a7e1db4 0.000023400 ? 2/2 2.7070
82478 07:244:14:01:58 0.1328 7b5666b078299004f63190b8be3fd8b9f3ad3e24c16a5f909a9737c8b45ac798 N/A 19.484082330 0/1 0.1328
82477 07:244:14:02:43 0.1328 5a017d988d9bb7f4f02517545d97f46e2f89cf299a9f7cb75208a4144086ab32 N/A 19.484091620 0/1 0.1328
82476 07:244:14:03:24 0.1436 6328991f714942891664f57631d32ebf419ee1cd278c51b946ea28f381f60dbd N/A 19.484100911 0/1 0.1436
82475 07:244:14:05:00 0.1328 f1a810fb91883881b71f115b290648c6439044962ccce432548ee6340d5f5515 N/A 19.484110202 0/1 0.1328
82474 07:244:14:08:03 0.0908 5d42ce551a101afd14aaebb2f83a9ad021a81993a42c2eac11b697229f98e824 N/A 19.484119493 0/1 0.0908
82473 07:244:14:10:40 0.1328 1dbc11938a3b2d50c27f9d996589abd939dc263701e78a8a7c5066e9b325fbfc N/A 19.484128783 0/1 0.1328
82472 07:244:14:12:10 0.0908 2344f532acaf32c54fb02bbaeb1d864d939936c24942749d0e08cd5f94168fe2 N/A 19.484138074 0/1 0.0908
82471 07:244:14:13:51 5.5635 815b5fe0e5130cb56d49301b842b0ca70bbb0f067425c54fac07c5933cae7a78 N/A 19.484194165 0/1 0.1328
032ca9f031955b7412c8fc7949327f8b49825d154b0f632d79f21c55e3e3b8e1 0.000023400 ? 2/2 2.7109
3e777c33836bfbca6d9c29c77f80a3fc21b64bb1206a34ed1178d11c1db76673 0.000023400 ? 2/2 2.7197
82470 07:244:14:14:01 11.3887 1dd83f8051670de49184a780236d6b1709e57ac09c903959b4b5143312f7434f N/A 19.484273656 0/1 0.1328
ac7fa55c25c271d546147e7de441974c5f3a05a715da24c9c6f87018fc0f3f34 0.000023400 ? 1/2 2.1299
e7331360fc319257e8448d7aef6b1d103b537ad7309d9539cd224d1a30d3bf54 0.000023400 ? 1/2 2.1387
200667a4d92fddfc06ea74575a2374dae4d8a094b29b0a35c2b81667c9d3b4bf 0.000023400 ? 1/2 2.1387
cf801b9ea9daefea5b093fb19043b1bb7a76fa6807a7c694db824bd9af4d865f 0.000023400 ? 1/2 2.1396
f265d42bfa9b144d0c5c979bb14d31e98318da607bfdab6fd75a3cb5abc5ccaf 0.000023400 ? 2/2 2.7090
82469 07:244:14:17:27 0.1328 3a3920cf01c2d3c44cd6ba57ac9803b4d45393daec9a6f1dc56d2a84d202c671 N/A 19.484165947 0/1 0.1328
82468 07:244:14:18:43 23.8369 cd205703cb7b011a85220b7381f38369a276f55d38c5d162f079d5e73e2a7e9a N/A 19.484378037 0/1 0.0908
fd9eb7da2fbcda452f33326d46f2ccefa6283ea3efb23db736788a6679cd1db9 0.000023400 ? 2/2 2.7197
0d21590de8f015d729196383c67480a8aba8399e87841cbcf000ad592091f628 0.000023400 ? 2/2 2.7197
3ebde764d9a6d5be575ffcf491e72e277f64f5fa861233bba68b349b525ee2f3 0.000023400 ? 2/2 2.7207
1ff18499bb0509414789b0bfc90aa8a8c591e61966fca54c095768168b9d0684 0.000023400 ? 2/2 2.7207
1febc7c9944b74d57890fd876e9d3adb52985f884976e92c63dc370bbda34437 0.000023400 ? 2/2 2.7217
11d4e905d2acd562b7fa0acc6c70bac6fa58022a519baa00827b5ffea26c9201 0.000023400 ? 2/2 2.7217
dc8d1c539e823305a428d12034a400e0c0a8e276307443a493faf38674798135 0.000062400 ? 2/8 7.4219
82467 07:244:14:21:24 0.1436 5126ee54515c57b4572b57582c0aee805a84e3a35ba35752ea7c5b6d3198dcd2 N/A 19.484184528 0/1 0.1436
82466 07:244:14:24:23 0.1328 646de3b2472cc50d17e0c69e123f6bc7f2a92a405f4573408338f5e1be81bf44 N/A 19.484193819 0/1 0.1328
82465 07:244:14:27:41 0.1328 6e28c999e8bd1227b5cbea78c0fe95cf8ba77cbbb27eca16f35c3ef046d47e0e N/A 19.484203110 0/1 0.1328
82464 07:244:14:27:47 0.1436 b60e3732e0a478396f3bc244684b282aabfb88be8adb7a4abf3749820041c463 N/A 19.484212400 0/1 0.1436
82463 07:244:14:28:32 0.1328 dbba8b40c089472a5bd4f9136159886ad81558ba956074ba693efa4af71d54b1 N/A 19.484221691 0/1 0.1328
82462 07:244:14:29:20 0.1328 c38ac9ad54f1d4b611815031d2ac0f8172713e6ed76695ec5daa048653dc3acf N/A 19.484230982 0/1 0.1328
82461 07:244:14:32:59 0.1328 5747d590ef0ef7c700fb683c5d81e6cfe3734381cdb9df86a5333a1969d17f62 N/A 19.484240273 0/1 0.1328
82460 07:244:14:35:55 0.1328 9b75cf3825e09cb68128c24a8f0bb5ce6f5827ff452b5abf5cc331c164f4a569 N/A 19.484249564 0/1 0.1328
Prev
Current Page: 96718/100842
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 04:16:55:12 None (deregistration imminent!)
cf8f65a97c31057a45dec63b065e23d0763c1ea88c7282fafd738e3e090ef01b 2/12 70 2001666 03:17:07:51 None (deregistration imminent!)

Active Service Nodes (47)

Public Key Contributors Operator Fee (%) Staking Requirement Last Reward Height Last Uptimr Proof Expiry Date UTC (Estimated)
c338966f59c208f065e570e4631dced159118467b174e2cadc0bd59ff4768987 4/12 50 100000.000000000 2016793 01:04:49 Staking Infinitely
d3e9da49cf45266c3a0270253b0e2921dcbf939cfa52e5de31130d9ef5fb921d 4/12 50 100000.000000000 2016794 13:37:31 Staking Infinitely
53b13c3b12f633765fad6a3af5e9910067af666c8c35940a5d0190ef05e86016 1/12 100000.000000000 2016795 00:48:56 Staking Infinitely
2083e7a16cef72aced08ba92106bf9cff6725bede937ff82c1156fd7fa2f3c7a 1/12 100000.000000000 2016796 00:06:49 Staking Infinitely
ca0113d6999df9187b7959b602c7557cf9658a274fd89948c5aead79eb95a510 1/12 100000.000000000 2016797 00:53:21 Staking Infinitely
0a23d89cbd41b85c5bffec0f53289536393e1a91a6537caf7b2064d97f92f7bb 1/12 100000.000000000 2016798 01:26:38 Staking Infinitely
139595b1c4670eb35a9cc6d32b6c351c53422d6ebf9405d0e2de6edb09afa5f2 1/12 100000.000000000 2016799 00:43:36 Staking Infinitely
3cb0bba8f15c0902db46604f9fb6badeb0f611a645e4b29fb899342107c1f8c7 2/12 44 100000.000000000 2016800 00:12:41 Staking Infinitely
4a407bb5161d9ad488e4feb1ce4870d5076d223d24160476275f2e292c290d21 1/12 100000.000000000 2016801 00:16:06 Staking Infinitely
5d21979e8b9332bfc583b3855b5e1b047080dce4609a21454595892ca797f514 1/12 100000.000000000 2016802 00:42:03 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 2016837)

Public Key Last Uptime Proof Expiry Date UTC (Estimated)
Validators 10:
0: a382ea37422bc7715fb954fd567ae77c7b8db3bf92a2d4ac48025e0122832641 03:45:58 Staking Infinitely (N/A)
1: 4a407bb5161d9ad488e4feb1ce4870d5076d223d24160476275f2e292c290d21 00:16:06 Staking Infinitely (N/A)
2: 848ad910440f790d4a687cad83b333f99dec1fb47bae617c7a02db65b2f1c244 00:13:31 Staking Infinitely (N/A)
3: 30f9c742e16707fb9b0c9c2078ed750595e297e4a0f75b972794766e25447cfc 00:51:58 Staking Infinitely (N/A)
4: 83b11eca71c4a2d77d256304fd422493ed4d290e3cb084bf76758d239fe9a0b4 00:14:11 Staking Infinitely (N/A)
5: 3cb0bba8f15c0902db46604f9fb6badeb0f611a645e4b29fb899342107c1f8c7 00:12:41 Staking Infinitely (N/A)
6: c6c5fce08eef76dca701248665f0586f83da2243ba13781899abc525b3572063 02:08:41 Staking Infinitely (N/A)
7: 53b13c3b12f633765fad6a3af5e9910067af666c8c35940a5d0190ef05e86016 00:48:56 Staking Infinitely (N/A)
8: 4a9a479460d135c51723254462919ff51e4b692f2bc4aedafb26316494f45a64 00:05:39 Staking Infinitely (N/A)
9: aa78babccc4e6e29d3becac648489e6da5c375ae22566dd9cc65880210d81539 00:42:44 Staking Infinitely (N/A)
Nodes to test (39):
0: c9839bdce086483c6fae8ede8600e4410c5dcd2a431148689480ddfd4c6c9363 02:02:32:45 Staking Infinitely (N/A)
1: d3e9da49cf45266c3a0270253b0e2921dcbf939cfa52e5de31130d9ef5fb921d 13:37:31 Staking Infinitely (N/A)
2: 76e3e01fe63166ca4e448a2d9353486dbf966804c0eb51437d135fdd93e3eb3f 00:52:40 Staking Infinitely (N/A)
3: 28f7c771d9cd63b4c3d5c8261c153f7e05f23f67a562dc5c39635445e1d1d268 00:54:28 Staking Infinitely (N/A)
4: c98ab9fca45aec5e9c8ea6f7dd0660b3567e3691d3cfbc4e4b035e737706160b 00:29:01 Staking Infinitely (N/A)
5: 45f9349a3ceee3a75d6142204286d37dacf81c1f9ec01a65e7b716269726635d 00:18:08 Staking Infinitely (N/A)
6: 5a67c6e399571ec4665cc61cc19a5e84eeab60cf51c4f75fac5eea24a33d87e0 04:16:55:12 Staking Infinitely (N/A)
7: e9ce4cbc023dd13600dd1b84e811838cccc09a169ab6cb51f537481242bddb1a 00:46:56 Staking Infinitely (N/A)
8: c442b8c2be6b9175211390d4dbf3d3c6b9c8132517335eabbffce8b68da71b36 00:37:01 Staking Infinitely (N/A)
9: 80a869c7963e4c92ccd1032749e29b33e7e943f4e70cbe8d9a3110115a0a53e3 00:39:18 Staking Infinitely (N/A)
+ 29 more ↪

Uptime quorum for height 2016836)

Public Key Last Uptime Proof Expiry Date UTC (Estimated)
Validators 10:
0: 76e3e01fe63166ca4e448a2d9353486dbf966804c0eb51437d135fdd93e3eb3f 00:52:40 Staking Infinitely (N/A)
1: afb246351ed7e9eadff997ae1ebcfcdd297bfabfc15398a8202ffcf1e3ceeb54 01:03:13 Staking Infinitely (N/A)
2: 64704fc7e91c0d73d5a05f608f0899b45e99fa711383057dcc59064a98c257ab 00:30:08 Staking Infinitely (N/A)
3: 361f463346d3409705042d85617b51e1c61f8821cc3c21f16ce9034d5b761c1f 01:04:01 Staking Infinitely (N/A)
4: 0a23d89cbd41b85c5bffec0f53289536393e1a91a6537caf7b2064d97f92f7bb 01:26:38 Staking Infinitely (N/A)
5: 81ea05da87ecfe7d707a13ded483e5a0ee257c3ff802cd01742185bc87d803d9 00:13:59 Staking Infinitely (N/A)
6: 2083e7a16cef72aced08ba92106bf9cff6725bede937ff82c1156fd7fa2f3c7a 00:06:49 Staking Infinitely (N/A)
7: 3a695a55e9442573865950ec85b393e7ade3a76690b62d0e992f32f246943bd1 00:30:31 Staking Infinitely (N/A)
8: 4a407bb5161d9ad488e4feb1ce4870d5076d223d24160476275f2e292c290d21 00:16:06 Staking Infinitely (N/A)
9: 33ef2ff577821dfc3e8ba0b6a7b62759f092c53d798cc1a9c5ba85f59f549efc 00:52:12 Staking Infinitely (N/A)
Nodes to test (39):
0: c338966f59c208f065e570e4631dced159118467b174e2cadc0bd59ff4768987 01:04:49 Staking Infinitely (N/A)
1: 30f3281710c23bb2c9b11a8bc0a3f63876ad2d974a55f08db00dde2f1fce4f3e 00:14:00 Staking Infinitely (N/A)
2: 94b370885630009cbe68165b641e51343bcb90aba151434230424f6e3ec4a6d2 02:40:26 Staking Infinitely (N/A)
3: 2f235e88eada0dcabd49b9f2ee0fcd1002dbfabfe7dc273dc445e1e8abc220c0 00:13:41 Staking Infinitely (N/A)
4: 848ad910440f790d4a687cad83b333f99dec1fb47bae617c7a02db65b2f1c244 00:13:31 Staking Infinitely (N/A)
5: 781efae048bb90829a0c7ce9f4c9c34e572d236955e91f4b3c86a85effa632d5 00:15:06 Staking Infinitely (N/A)
6: 4a9a479460d135c51723254462919ff51e4b692f2bc4aedafb26316494f45a64 00:05:39 Staking Infinitely (N/A)
7: b98ee2847b18dc4e46be8e384d59157a67a5366ee8b03553c519b520e147ef65 00:57:00 Staking Infinitely (N/A)
8: bf84fec11377bd3f6a46c27484a8f46050274067047fefe4b15cfd566d68a671 00:09:09 Staking Infinitely (N/A)
9: e9ce4cbc023dd13600dd1b84e811838cccc09a169ab6cb51f537481242bddb1a 00:46:56 Staking Infinitely (N/A)
+ 29 more ↪

Uptime quorum for height 2016835)

Public Key Last Uptime Proof Expiry Date UTC (Estimated)
Validators 10:
0: 83b11eca71c4a2d77d256304fd422493ed4d290e3cb084bf76758d239fe9a0b4 00:14:11 Staking Infinitely (N/A)
1: c9839bdce086483c6fae8ede8600e4410c5dcd2a431148689480ddfd4c6c9363 02:02:32:45 Staking Infinitely (N/A)
2: e9ce4cbc023dd13600dd1b84e811838cccc09a169ab6cb51f537481242bddb1a 00:46:56 Staking Infinitely (N/A)
3: afb246351ed7e9eadff997ae1ebcfcdd297bfabfc15398a8202ffcf1e3ceeb54 01:03:13 Staking Infinitely (N/A)
4: bf84fec11377bd3f6a46c27484a8f46050274067047fefe4b15cfd566d68a671 00:09:09 Staking Infinitely (N/A)
5: ab1264fe8acaba585069c1fb0afe0804a97bc00ef269c17231b7994024851111 00:59:08 Staking Infinitely (N/A)
6: 848ad910440f790d4a687cad83b333f99dec1fb47bae617c7a02db65b2f1c244 00:13:31 Staking Infinitely (N/A)
7: f0e1913158cd650f98270490ded011fc138bb0a18bce9dcb796276b58f32340a 00:56:02 Staking Infinitely (N/A)
8: 80a869c7963e4c92ccd1032749e29b33e7e943f4e70cbe8d9a3110115a0a53e3 00:39:18 Staking Infinitely (N/A)
9: 050e45639e86a90ca465c5194642d9fee300ac170acdbb2c0144fc8ebaaf6b82 00:07:07 Staking Infinitely (N/A)
Nodes to test (39):
0: aa78babccc4e6e29d3becac648489e6da5c375ae22566dd9cc65880210d81539 00:42:44 Staking Infinitely (N/A)
1: 4a9a479460d135c51723254462919ff51e4b692f2bc4aedafb26316494f45a64 00:05:39 Staking Infinitely (N/A)
2: 361f463346d3409705042d85617b51e1c61f8821cc3c21f16ce9034d5b761c1f 01:04:01 Staking Infinitely (N/A)
3: 81ea05da87ecfe7d707a13ded483e5a0ee257c3ff802cd01742185bc87d803d9 00:13:59 Staking Infinitely (N/A)
4: 3cb0bba8f15c0902db46604f9fb6badeb0f611a645e4b29fb899342107c1f8c7 00:12:41 Staking Infinitely (N/A)
5: f9e9aa7608c8c134ff9c14ef92488c122b947fd27d8cfe31d6745546c462665b 00:00:43 Staking Infinitely (N/A)
6: 3a695a55e9442573865950ec85b393e7ade3a76690b62d0e992f32f246943bd1 00:30:31 Staking Infinitely (N/A)
7: 2083e7a16cef72aced08ba92106bf9cff6725bede937ff82c1156fd7fa2f3c7a 00:06:49 Staking Infinitely (N/A)
8: c93716c955d7ced8be22fb112a0344fabde019949f2b26fedff327172ba6a973 01:53:55 Staking Infinitely (N/A)
9: 30f9c742e16707fb9b0c9c2078ed750595e297e4a0f75b972794766e25447cfc 00:51:58 Staking Infinitely (N/A)
+ 29 more ↪

Checkpoint quorum for height 2016836 (determined by block 2016825)

Public Key Last Uptime Proof Expiry Date UTC (Estimated)
0: 75ed97a747c6b790917a62befd733ec67df8a7b5a9861baa432521eaa788d2e2 01:04:04 Staking Infinitely (N/A)
1: b42fb5a319f9ef592ada30e483b64431d05386ba5692727d0e64a15802be3ef5 00:57:27 Staking Infinitely (N/A)
2: a382ea37422bc7715fb954fd567ae77c7b8db3bf92a2d4ac48025e0122832641 03:45:58 Staking Infinitely (N/A)
3: 050e45639e86a90ca465c5194642d9fee300ac170acdbb2c0144fc8ebaaf6b82 00:07:07 Staking Infinitely (N/A)
4: 83b11eca71c4a2d77d256304fd422493ed4d290e3cb084bf76758d239fe9a0b4 00:14:11 Staking Infinitely (N/A)
5: 28f7c771d9cd63b4c3d5c8261c153f7e05f23f67a562dc5c39635445e1d1d268 00:54:28 Staking Infinitely (N/A)
6: ab1264fe8acaba585069c1fb0afe0804a97bc00ef269c17231b7994024851111 00:59:08 Staking Infinitely (N/A)
7: c6c5fce08eef76dca701248665f0586f83da2243ba13781899abc525b3572063 02:08:41 Staking Infinitely (N/A)
8: c98ab9fca45aec5e9c8ea6f7dd0660b3567e3691d3cfbc4e4b035e737706160b 00:29:01 Staking Infinitely (N/A)
9: ca0113d6999df9187b7959b602c7557cf9658a274fd89948c5aead79eb95a510 00:53:21 Staking Infinitely (N/A)
10: 4a9a479460d135c51723254462919ff51e4b692f2bc4aedafb26316494f45a64 00:05:39 Staking Infinitely (N/A)
11: 30f9c742e16707fb9b0c9c2078ed750595e297e4a0f75b972794766e25447cfc 00:51:58 Staking Infinitely (N/A)
12: 94b370885630009cbe68165b641e51343bcb90aba151434230424f6e3ec4a6d2 02:40:26 Staking Infinitely (N/A)
13: 45f9349a3ceee3a75d6142204286d37dacf81c1f9ec01a65e7b716269726635d 00:18:08 Staking Infinitely (N/A)
14: 361f463346d3409705042d85617b51e1c61f8821cc3c21f16ce9034d5b761c1f 01:04:01 Staking Infinitely (N/A)
15: af591de4390b7c96bab0312158a390b186bf4064e306538b51b5621bbc314185 00:05:52 Staking Infinitely (N/A)
16: c442b8c2be6b9175211390d4dbf3d3c6b9c8132517335eabbffce8b68da71b36 00:37:01 Staking Infinitely (N/A)
17: afb246351ed7e9eadff997ae1ebcfcdd297bfabfc15398a8202ffcf1e3ceeb54 01:03:13 Staking Infinitely (N/A)
18: f0e1913158cd650f98270490ded011fc138bb0a18bce9dcb796276b58f32340a 00:56:02 Staking Infinitely (N/A)
19: d3e9da49cf45266c3a0270253b0e2921dcbf939cfa52e5de31130d9ef5fb921d 13:37:31 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
2016836 777c23a7e7f5bfe02bf576872307d3978141c28680303f28d4ffed25a0a4b808 2016836; 9/20 signatures: x x x x x x x x x x x
2016832 0afdc42f622775ce273d8140b9f7162adfecb3814f600f71c20815ead1a3b841 2016832; 8/20 signatures: x x x x x x x x x x x x
2016780 04f5be41ed35abacdf33c87b09b4a7b11451c3813eb94db40a33633d58c7bd24 2016780; 11/20 signatures: x x x x x x x x x
2016720 3ccb72e6bdd751ccbac6d2aa4ec6f4e8a587bdf352aa7565aa468132c015edc9 2016720; 8/20 signatures: x x x x x x x x x x x x
2016660 98e261447ad9238220d8a5ec65a582371ff85c050ee22c2bbda6a8061fbe6d04 2016660; 11/20 signatures: 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