Arqma Blockchain Explorer

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

Server Time: 2026-09-09 11:42:34 | Transaction Pool | Autorefresh is OFF | Go to stagenet explorer | Go to mainnet explorer

Network difficulty: 158000072 | Hard fork: v19 | Hash rate: 1.317 MH/s | Staking Requirement: 100000.000000000 ARQ | Fee: 0.000000050/byte + 0.000090000/output | Median block size limit: 1024.00 kB | Data From 00:00:02 [h:m:s] ago

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

Arqma emission (fees) is 40280419.239012659 (1054.588621059) as of 2021405 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]
1815765 310:13:56:28 2.8613 bc1460bbbe340e6b48eca974f5a1030503471d9d193c434842ddc9eb981b6989 N/A 29.000129650 0/5 0.3291
e2a8442c083afba93968870b75f5f350ab70de825ea499730d2ba541724e47b9 0.000129650 ? 2/2 2.5322
1815764 310:13:59:08 0.3691 35ce671b390b16fd2b498574adbffef5454a05825ff9af4440bb6d1797cc0307 N/A 29.000000000 0/6 0.3691
1815763 310:14:02:27 0.3291 83c0001d2b661425756f645f943c1661c38ebf0cf32591b955b955dc6c3f93e2 N/A 29.000000000 0/5 0.3291
1815762 310:14:04:56 0.3691 2901e1403d6514f04a7c8d0ee444c7d60d045e8b0658b781bfa2a6d6a4763efa N/A 29.000000000 0/6 0.3691
1815761 310:14:07:20 0.3291 9208df8dcbf2459d08aa3bcefbfd0c20fbb9a35785a678a20488a72ade1d6f56 N/A 29.000000000 0/5 0.3291
1815760 310:14:08:14 29.6279 429cb1405746e113f6ae17cf20a45843433b820121984309f57da21801cc2beb N/A 29.001500100 0/5 0.3291
5f33ec3d841e9551e0db36172270efaf29ecf0c4f0d3b6ac61de313a53130781 0.000129800 ? 2/2 2.5352
901678dbfaf7a6e6f9d6deccbb0f7262042d4d642d2f361fcd6dd4f168c35992 0.000088650 ? 1/2 1.7314
e93c603b16e8e94a9a09c2f1a7b944dd5f79f5dd1a6c8fa558db4ae081fbf444 0.000585150 ? 13/2 11.4287
3b9da7a9b3438d218d8148fc5984a92b9577957ca5bda79788fd726240a0e0dd 0.000129800 ? 2/2 2.5352
c37bbc8c4cf8b57a25474fe8b33fbe73b85835ec26769147559bfd179ff306aa 0.000129750 ? 2/2 2.5342
129b4c49a8e9c6ddd2ac64314877a2945439e388b14f8420700afcdd58fafdc0 0.000088650 ? 1/2 1.7314
45415c3da5d0d93e4dbd7a8694572e5879088a7b32bc0acfeeb2f93ca89a6297 0.000088500 ? 1/2 1.7285
6ce97c251d43501d31c3ae074c1afae5b951c3b5540af8afa466ce5fe70ba317 0.000129750 ? 2/2 2.5342
9029eaec2f679cd62880aeecc7be89d598b0688230723a64dc5ca44c0405379e 0.000130050 ? 2/2 2.5400
1815759 310:14:14:33 0.3691 dcd1a5980f2e75b7be2034885d8f66d1b0a6dcbda20a0c13444e3313b4b20dbd N/A 29.000000000 0/6 0.3691
1815758 310:14:15:08 0.3691 1b078ecabb1c8631298425da958321dfa4a71993bd869934068c1fbf775f4e26 N/A 29.000000000 0/6 0.3691
1815757 310:14:16:14 2.8672 9e7d6916d0182c09868276a98ac6cad78019c3799f7328ddd2d5d36c42120ba1 N/A 29.000129950 0/5 0.3291
0bd6f88f87b5dc66b0ad2774d991ca0f01e955dcf0304cf866edc70784c3c9c4 0.000129950 ? 2/2 2.5381
1815756 310:14:17:01 0.3291 c2a5f90e88fe64f2ac82eb845210a0daf4fb4918e7a3ac2c35e4d0fc533305bb N/A 29.000000000 0/5 0.3291
1815755 310:14:17:11 0.3291 932bf82d5c0c0e2ebd67f3ba7eefc7171e278f751136b040e753227163944fd2 N/A 29.000000000 0/5 0.3291
1815754 310:14:17:19 0.4092 a0f19909684891dc2f8c24463e37ff097b7151d9230a5774eab07ca743186ff2 N/A 29.000000000 0/7 0.4092
1815753 310:14:19:19 0.3691 c60ed3b595b6af67ed9e9f4a0d231bd752b471e5d91a7d93a4b13f079e33cd0d N/A 29.000000000 0/6 0.3691
1815752 310:14:22:16 0.3691 d749756e479355c209f46be7772d24cee5ba39083863138c87f253f4a9fc410f N/A 29.000000000 0/6 0.3691
1815751 310:14:23:21 0.3291 3e4f8c22b96fd587261e3e0c309f783db6d81e17602f60663c5334721ea516ac N/A 29.000000000 0/5 0.3291
1815750 310:14:30:25 2.0967 105fb5597c853db16719186f115bcd3f949d2f7bcfdfa234f96ae0eb433e9c64 N/A 29.000088450 0/6 0.3691
8c0255329e5da16befa92d513b6916acfb0ef1dbb59a0b9a67e59f777a890b7b 0.000088450 ? 1/2 1.7275
1815749 310:14:31:00 0.3291 d70868c78ac8f2ac0205765d0cf60bd737e1de432aa8a8d9e912482c9a122b6b N/A 29.000000000 0/5 0.3291
1815748 310:14:31:10 2.0605 9e3b3b6d5299b41ad8b6e9234e2e8bf047d4b4b0fa3bcf4beff249441c2d3100 N/A 29.000088650 0/5 0.3291
7e1b6199043f337a24e10b9ac07b357925a4d00b3992c4c0c8f23acdbb93f841 0.000088650 ? 1/2 1.7314
1815747 310:14:33:22 0.3291 5e4a10e6236338e2468b7afb9947385b6be1a704e28e637334d49558ed877a1a N/A 29.000000000 0/5 0.3291
1815746 310:14:39:24 2.9043 397d86ec767a2e292c47e8e58db8765529920e378c6c45ecdb79845afdc3fad9 N/A 29.000129800 0/6 0.3691
14505468abd243fc649b31cbdb37dd74268dfdcd114712365b36c56058c8bdda 0.000129800 ? 2/2 2.5352
Prev
Current Page: 10282/101070
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 11:13:04:27 None (deregistration imminent!)
cf8f65a97c31057a45dec63b065e23d0763c1ea88c7282fafd738e3e090ef01b 2/12 70 2001666 10:13:17:06 None (deregistration imminent!)

Active Service Nodes (49)

Public Key Contributors Operator Fee (%) Staking Requirement Last Reward Height Last Uptimr Proof Expiry Date UTC (Estimated)
2083e7a16cef72aced08ba92106bf9cff6725bede937ff82c1156fd7fa2f3c7a 1/12 100000.000000000 2021357 05:54:56 Staking Infinitely
ca0113d6999df9187b7959b602c7557cf9658a274fd89948c5aead79eb95a510 1/12 100000.000000000 2021358 00:21:31 Staking Infinitely
0a23d89cbd41b85c5bffec0f53289536393e1a91a6537caf7b2064d97f92f7bb 1/12 100000.000000000 2021359 01:23:40:16 Staking Infinitely
139595b1c4670eb35a9cc6d32b6c351c53422d6ebf9405d0e2de6edb09afa5f2 1/12 100000.000000000 2021360 03:57:07 Staking Infinitely
3cb0bba8f15c0902db46604f9fb6badeb0f611a645e4b29fb899342107c1f8c7 2/12 44 100000.000000000 2021361 01:39:11 Staking Infinitely
4a407bb5161d9ad488e4feb1ce4870d5076d223d24160476275f2e292c290d21 1/12 100000.000000000 2021362 01:43:05 Staking Infinitely
5d21979e8b9332bfc583b3855b5e1b047080dce4609a21454595892ca797f514 1/12 100000.000000000 2021363 00:06:51 Staking Infinitely
81ea05da87ecfe7d707a13ded483e5a0ee257c3ff802cd01742185bc87d803d9 1/12 100000.000000000 2021364 00:43:45 Staking Infinitely
83b11eca71c4a2d77d256304fd422493ed4d290e3cb084bf76758d239fe9a0b4 1/12 100000.000000000 2021365 00:44:06 Staking Infinitely
a382ea37422bc7715fb954fd567ae77c7b8db3bf92a2d4ac48025e0122832641 2/12 60 100000.000000000 2021366 01:16:18:49 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 2021403)

Public Key Last Uptime Proof Expiry Date UTC (Estimated)
Validators 10:
0: c338966f59c208f065e570e4631dced159118467b174e2cadc0bd59ff4768987 08:07:58 Staking Infinitely (N/A)
1: f0e1913158cd650f98270490ded011fc138bb0a18bce9dcb796276b58f32340a 00:20:51 Staking Infinitely (N/A)
2: 2f235e88eada0dcabd49b9f2ee0fcd1002dbfabfe7dc273dc445e1e8abc220c0 00:43:32 Staking Infinitely (N/A)
3: c9839bdce086483c6fae8ede8600e4410c5dcd2a431148689480ddfd4c6c9363 03:51:04 Staking Infinitely (N/A)
4: afb246351ed7e9eadff997ae1ebcfcdd297bfabfc15398a8202ffcf1e3ceeb54 04:36:05 Staking Infinitely (N/A)
5: aa78babccc4e6e29d3becac648489e6da5c375ae22566dd9cc65880210d81539 00:10:26 Staking Infinitely (N/A)
6: e9ce4cbc023dd13600dd1b84e811838cccc09a169ab6cb51f537481242bddb1a 00:11:40 Staking Infinitely (N/A)
7: c442b8c2be6b9175211390d4dbf3d3c6b9c8132517335eabbffce8b68da71b36 00:04:52 Staking Infinitely (N/A)
8: ca0113d6999df9187b7959b602c7557cf9658a274fd89948c5aead79eb95a510 00:21:31 Staking Infinitely (N/A)
9: 80a869c7963e4c92ccd1032749e29b33e7e943f4e70cbe8d9a3110115a0a53e3 07:27:35 Staking Infinitely (N/A)
Nodes to test (41):
0: 81ea05da87ecfe7d707a13ded483e5a0ee257c3ff802cd01742185bc87d803d9 00:43:45 Staking Infinitely (N/A)
1: 83b11eca71c4a2d77d256304fd422493ed4d290e3cb084bf76758d239fe9a0b4 00:44:06 Staking Infinitely (N/A)
2: 210e9b3fbb83325a9491bcd0eaae2d6fa38424f3ddae681d2562d1d2def18ee6 00:30:37 Staking Infinitely (N/A)
3: cf8f65a97c31057a45dec63b065e23d0763c1ea88c7282fafd738e3e090ef01b 10:13:17:06 Staking Infinitely (N/A)
4: 4a9a479460d135c51723254462919ff51e4b692f2bc4aedafb26316494f45a64 05:53:25 Staking Infinitely (N/A)
5: 139595b1c4670eb35a9cc6d32b6c351c53422d6ebf9405d0e2de6edb09afa5f2 03:57:07 Staking Infinitely (N/A)
6: 4a407bb5161d9ad488e4feb1ce4870d5076d223d24160476275f2e292c290d21 01:43:05 Staking Infinitely (N/A)
7: bf84fec11377bd3f6a46c27484a8f46050274067047fefe4b15cfd566d68a671 00:38:51 Staking Infinitely (N/A)
8: 45f9349a3ceee3a75d6142204286d37dacf81c1f9ec01a65e7b716269726635d 00:08:32 Staking Infinitely (N/A)
9: 30f9c742e16707fb9b0c9c2078ed750595e297e4a0f75b972794766e25447cfc 00:19:38 Staking Infinitely (N/A)
+ 31 more ↪

Uptime quorum for height 2021402)

Public Key Last Uptime Proof Expiry Date UTC (Estimated)
Validators 10:
0: 94b370885630009cbe68165b641e51343bcb90aba151434230424f6e3ec4a6d2 02:15:14:12 Staking Infinitely (N/A)
1: 30f9c742e16707fb9b0c9c2078ed750595e297e4a0f75b972794766e25447cfc 00:19:38 Staking Infinitely (N/A)
2: 781efae048bb90829a0c7ce9f4c9c34e572d236955e91f4b3c86a85effa632d5 13:42:19 Staking Infinitely (N/A)
3: 45f9349a3ceee3a75d6142204286d37dacf81c1f9ec01a65e7b716269726635d 00:08:32 Staking Infinitely (N/A)
4: af591de4390b7c96bab0312158a390b186bf4064e306538b51b5621bbc314185 06:58:34 Staking Infinitely (N/A)
5: c99d98eadc123984ca4f9042e6e2e3460e43467a7136f61f7f0960ef92fec01e 00:17:41 Staking Infinitely (N/A)
6: 28f7c771d9cd63b4c3d5c8261c153f7e05f23f67a562dc5c39635445e1d1d268 00:22:39 Staking Infinitely (N/A)
7: d0c12445039e0a505ac7ed209987dae411ba6e5ff44de6a16290a3ed4d2dd8b0 00:40:35 Staking Infinitely (N/A)
8: 64704fc7e91c0d73d5a05f608f0899b45e99fa711383057dcc59064a98c257ab 02:28:25 Staking Infinitely (N/A)
9: 2f235e88eada0dcabd49b9f2ee0fcd1002dbfabfe7dc273dc445e1e8abc220c0 00:43:32 Staking Infinitely (N/A)
Nodes to test (41):
0: 361f463346d3409705042d85617b51e1c61f8821cc3c21f16ce9034d5b761c1f 01:03:23:58 Staking Infinitely (N/A)
1: c93716c955d7ced8be22fb112a0344fabde019949f2b26fedff327172ba6a973 02:16:54 Staking Infinitely (N/A)
2: 2083e7a16cef72aced08ba92106bf9cff6725bede937ff82c1156fd7fa2f3c7a 05:54:56 Staking Infinitely (N/A)
3: b98ee2847b18dc4e46be8e384d59157a67a5366ee8b03553c519b520e147ef65 00:22:00 Staking Infinitely (N/A)
4: a382ea37422bc7715fb954fd567ae77c7b8db3bf92a2d4ac48025e0122832641 01:16:18:49 Staking Infinitely (N/A)
5: 848ad910440f790d4a687cad83b333f99dec1fb47bae617c7a02db65b2f1c244 02:38:55 Staking Infinitely (N/A)
6: aa78babccc4e6e29d3becac648489e6da5c375ae22566dd9cc65880210d81539 00:10:26 Staking Infinitely (N/A)
7: 33ef2ff577821dfc3e8ba0b6a7b62759f092c53d798cc1a9c5ba85f59f549efc 00:20:23 Staking Infinitely (N/A)
8: 2c9277494767de038291669f392ceb66b3889c23c574ab42db08e0b48ee8a7bf 02:32:49 Staking Infinitely (N/A)
9: e9ce4cbc023dd13600dd1b84e811838cccc09a169ab6cb51f537481242bddb1a 00:11:40 Staking Infinitely (N/A)
+ 31 more ↪

Uptime quorum for height 2021401)

Public Key Last Uptime Proof Expiry Date UTC (Estimated)
Validators 10:
0: aa78babccc4e6e29d3becac648489e6da5c375ae22566dd9cc65880210d81539 00:10:26 Staking Infinitely (N/A)
1: b42fb5a319f9ef592ada30e483b64431d05386ba5692727d0e64a15802be3ef5 00:22:22 Staking Infinitely (N/A)
2: 210e9b3fbb83325a9491bcd0eaae2d6fa38424f3ddae681d2562d1d2def18ee6 00:30:37 Staking Infinitely (N/A)
3: afb246351ed7e9eadff997ae1ebcfcdd297bfabfc15398a8202ffcf1e3ceeb54 04:36:05 Staking Infinitely (N/A)
4: 0a23d89cbd41b85c5bffec0f53289536393e1a91a6537caf7b2064d97f92f7bb 01:23:40:16 Staking Infinitely (N/A)
5: d3e9da49cf45266c3a0270253b0e2921dcbf939cfa52e5de31130d9ef5fb921d 02:03:24:58 Staking Infinitely (N/A)
6: 75ed97a747c6b790917a62befd733ec67df8a7b5a9861baa432521eaa788d2e2 02:26:39 Staking Infinitely (N/A)
7: 83b11eca71c4a2d77d256304fd422493ed4d290e3cb084bf76758d239fe9a0b4 00:44:06 Staking Infinitely (N/A)
8: 050e45639e86a90ca465c5194642d9fee300ac170acdbb2c0144fc8ebaaf6b82 20:01:05 Staking Infinitely (N/A)
9: 80a869c7963e4c92ccd1032749e29b33e7e943f4e70cbe8d9a3110115a0a53e3 07:27:35 Staking Infinitely (N/A)
Nodes to test (41):
0: 30f3281710c23bb2c9b11a8bc0a3f63876ad2d974a55f08db00dde2f1fce4f3e 00:43:58 Staking Infinitely (N/A)
1: 33ef2ff577821dfc3e8ba0b6a7b62759f092c53d798cc1a9c5ba85f59f549efc 00:20:23 Staking Infinitely (N/A)
2: 45f9349a3ceee3a75d6142204286d37dacf81c1f9ec01a65e7b716269726635d 00:08:32 Staking Infinitely (N/A)
3: ab1264fe8acaba585069c1fb0afe0804a97bc00ef269c17231b7994024851111 01:39:19 Staking Infinitely (N/A)
4: c338966f59c208f065e570e4631dced159118467b174e2cadc0bd59ff4768987 08:07:58 Staking Infinitely (N/A)
5: c98ab9fca45aec5e9c8ea6f7dd0660b3567e3691d3cfbc4e4b035e737706160b 00:59:10 Staking Infinitely (N/A)
6: 3cb0bba8f15c0902db46604f9fb6badeb0f611a645e4b29fb899342107c1f8c7 01:39:11 Staking Infinitely (N/A)
7: c9839bdce086483c6fae8ede8600e4410c5dcd2a431148689480ddfd4c6c9363 03:51:04 Staking Infinitely (N/A)
8: 848ad910440f790d4a687cad83b333f99dec1fb47bae617c7a02db65b2f1c244 02:38:55 Staking Infinitely (N/A)
9: 139595b1c4670eb35a9cc6d32b6c351c53422d6ebf9405d0e2de6edb09afa5f2 03:57:07 Staking Infinitely (N/A)
+ 31 more ↪

Checkpoint quorum for height 2021404 (determined by block 2021393)

Public Key Last Uptime Proof Expiry Date UTC (Estimated)
0: f0e1913158cd650f98270490ded011fc138bb0a18bce9dcb796276b58f32340a 00:20:51 Staking Infinitely (N/A)
1: c99d98eadc123984ca4f9042e6e2e3460e43467a7136f61f7f0960ef92fec01e 00:17:41 Staking Infinitely (N/A)
2: 4a407bb5161d9ad488e4feb1ce4870d5076d223d24160476275f2e292c290d21 01:43:05 Staking Infinitely (N/A)
3: b98ee2847b18dc4e46be8e384d59157a67a5366ee8b03553c519b520e147ef65 00:22:00 Staking Infinitely (N/A)
4: 0a23d89cbd41b85c5bffec0f53289536393e1a91a6537caf7b2064d97f92f7bb 01:23:40:16 Staking Infinitely (N/A)
5: a382ea37422bc7715fb954fd567ae77c7b8db3bf92a2d4ac48025e0122832641 01:16:18:49 Staking Infinitely (N/A)
6: 2c9277494767de038291669f392ceb66b3889c23c574ab42db08e0b48ee8a7bf 02:32:49 Staking Infinitely (N/A)
7: 80a869c7963e4c92ccd1032749e29b33e7e943f4e70cbe8d9a3110115a0a53e3 07:27:35 Staking Infinitely (N/A)
8: bf84fec11377bd3f6a46c27484a8f46050274067047fefe4b15cfd566d68a671 00:38:51 Staking Infinitely (N/A)
9: c93716c955d7ced8be22fb112a0344fabde019949f2b26fedff327172ba6a973 02:16:54 Staking Infinitely (N/A)
10: aa78babccc4e6e29d3becac648489e6da5c375ae22566dd9cc65880210d81539 00:10:26 Staking Infinitely (N/A)
11: 3cb0bba8f15c0902db46604f9fb6badeb0f611a645e4b29fb899342107c1f8c7 01:39:11 Staking Infinitely (N/A)
12: 361f463346d3409705042d85617b51e1c61f8821cc3c21f16ce9034d5b761c1f 01:03:23:58 Staking Infinitely (N/A)
13: f9e9aa7608c8c134ff9c14ef92488c122b947fd27d8cfe31d6745546c462665b 00:33:17 Staking Infinitely (N/A)
14: 30f3281710c23bb2c9b11a8bc0a3f63876ad2d974a55f08db00dde2f1fce4f3e 00:43:58 Staking Infinitely (N/A)
15: 76e3e01fe63166ca4e448a2d9353486dbf966804c0eb51437d135fdd93e3eb3f 00:20:35 Staking Infinitely (N/A)
16: c9839bdce086483c6fae8ede8600e4410c5dcd2a431148689480ddfd4c6c9363 03:51:04 Staking Infinitely (N/A)
17: 2f235e88eada0dcabd49b9f2ee0fcd1002dbfabfe7dc273dc445e1e8abc220c0 00:43:32 Staking Infinitely (N/A)
18: ab1264fe8acaba585069c1fb0afe0804a97bc00ef269c17231b7994024851111 01:39:19 Staking Infinitely (N/A)
19: e9ce4cbc023dd13600dd1b84e811838cccc09a169ab6cb51f537481242bddb1a 00:11:40 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
2021404 9621c35be3c89e6384389c241f90ef7b99d1547fe29885e219f902be15609a60 2021404; 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
2021280 287841a2d8cbe00b358ae51e4431219abcb6c3b08bd36468fbdeac38f4453b5b 2021280; 8/20 signatures: x x x x x x x x x x x x
2021220 1e77b2a46dbe4ce8d38722821e5665188ec2ed228bc876eee391b9f39094e57d 2021220; 10/20 signatures: 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