Arqma Blockchain Explorer

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

Server Time: 2026-06-14 23:19:41 | Transaction Pool | Autorefresh is OFF | Go to stagenet explorer | Go to mainnet explorer

Network difficulty: 159000270 | Hard fork: v19 | Hash rate: 1.325 MH/s | Staking Requirement: 100000.000000000 ARQ | Fee: 0.000000050/byte + 0.000090000/output | Median block size limit: 1024.00 kB | Data From 00:00:39 [h:m:s] ago

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

Arqma emission (fees) is 38598303.239012659 (1038.597531009) as of 1963401 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]
36881 07:264:02:00:52 7.2910 bdc396a2f3f251632b46fcc9d8057e9d271f0d61d643516fe9916fcec85312ee N/A 19.918696078 0/1 0.0996
3d1eecf62337b85d7a5cf3a7469fefa60f5856fb28e3cdb2342bdbefc5f04b71 0.006371944 ? 3/7 7.1914
36880 07:264:02:02:34 0.0908 cd996f96402edddf8efb1ed3ff10e1f730adf048f5ac2885660db16b34adf298 N/A 19.912333629 0/1 0.0908
36879 07:264:02:08:58 0.3057 e26ccb8c7359a144ec5678fae0319089870958b024172d087a8d0aa7a611fab9 N/A 19.910000000 0/4 0.3057
36878 07:264:02:10:39 0.0908 b75a1d220cfa70fb00ea7f43d4de658d457caf041eb15d7723c7a1602775d1fd N/A 19.912352618 0/1 0.0908
36877 07:264:02:12:06 6.7334 6fc21ec40204420cdb94bba33ab38e44e9fc681109885fabad3f5804755c4b3c N/A 19.917937571 0/1 0.0908
7532032b6eddb2b9c53cd8918862a569c45a34259eee71ef4934e066937bf99b 0.005575458 ? 2/7 6.6426
36876 07:264:02:14:51 10.3730 2a2f801e00daae9289212b88650d07aae1378842361ce9308b3877a006c7314f N/A 19.921929548 0/1 0.0908
6c562709fac357d3f140fb34def030bb2f9cf9ff2988a22f08507c84fdf0048b 0.002389485 ? 1/2 2.1318
6a873b116c553cdc8c64d46bf7736c774774723ad62085a90abd1c3d98ca3213 0.002389485 ? 2/2 2.7168
3d9be9a0938f50ae1c35026c432e5cc05677e1dab5f693a2292e8275da419967 0.002389485 ? 2/2 2.7168
12b5e9fe748fd920b29d756c63c12ed3e5970dc5da7382b0936cbc0087b61295 0.002389485 ? 2/2 2.7168
36875 07:264:02:15:24 0.3057 738711b13f688bd1b6cd7fba6e3c34f1c19ec30c9590daf212da73505b72e3d0 N/A 19.910000000 0/4 0.3057
36874 07:264:02:17:14 0.3057 b650e6e3533c7c0aba8dc37c9e307f6d35f2ec04f2261613a9eca801a3ddb16f N/A 19.910000000 0/4 0.3057
36873 07:264:02:18:54 0.0908 c82b2d99ca19e8ad1ed46ee70a0c5ca2ce1f9b576ce6fb3102a9b43e4d1cc03a N/A 19.912400090 0/1 0.0908
36872 07:264:02:19:18 23.8994 e354cb3cfdc00068f16447a7c071f3e5613775383fc1299ad5d8eddcdd9417bb N/A 19.933118507 0/1 0.0908
881b0863d06f84ab827bc14b7ef56e5c9ee171671a2196d3c9ee03385bb4be7e 0.002389491 ? 2/2 2.7256
9304b9d07262420af0586fb7771d449d95c565c22fd088dc49ab086d2023ce47 0.002389491 ? 2/2 2.7256
da78f135ca07804b78ab596c9f20d4280628ca13476953e73dda6e686be1d939 0.002389491 ? 2/2 2.7266
db464b8cc719ba5615d6f2dfd7e7aa0fc79e60377931459615b12dc077ef5cf1 0.002389491 ? 2/2 2.7285
4ddc23534407f5a7897cef7e576ed0584d4e83e7396507341fe6fcd69cbe46e1 0.007964970 ? 1/11 9.2002
abe5eb9a12b49fd2ebfde36673ff97b026958d7d9c31507c82542ed4ed8c64a3 0.003185988 ? 1/4 3.7021
36871 07:264:02:24:15 0.3057 81d9f3a1738984efee44ee9d31d453e663046347d6531639ba2ea3f8b36e7dbc N/A 19.910000000 0/4 0.3057
36870 07:264:02:24:19 0.3057 a6028ef6a96daf87cda2c19203458d3dd0b9c0f642eae691848bd29bb2740c55 N/A 19.910000000 0/4 0.3057
36869 07:264:02:31:48 0.0996 f80ae2f83d13cf1ac5c8202f85c9652d0803625b8b3dbcbfb008410a18f1c20c N/A 19.912438068 0/1 0.0996
36868 07:264:02:44:33 0.0908 7a8f3e49597e8d0d4f1114d76d789706d83b73678407d3f3b46d3bc3f0feca69 N/A 19.912447563 0/1 0.0908
36867 07:264:02:45:10 2.8242 4abf014308e302d5ff916b8610d2daa20b8e5b52d0ea88fa52f1c20a795ea790 N/A 19.914846555 0/1 0.0996
e9306bc370f23e52252596b473ddd2ad9bed30dc7ff3cbdd3504b8dbb404e446 0.002389497 ? 2/2 2.7246
36866 07:264:02:48:50 0.3057 ebd6ed16d8786ac0b811779809de0ef8012244da9fd4c653ffcdad99f16a23ee N/A 19.910000000 0/4 0.3057
36865 07:264:02:54:58 17.4629 ef71273f1e656e79f55055602bbd37a60f7c61de5a61db33ad375181cf607064 N/A 19.927609528 0/1 0.0908
8748efbf7eb3c1d1bc4d8321dacf9818f32062ad9e598bf8856de4025c5d3616 0.002389497 ? 1/2 2.1436
10d697f18a687049d4b5884c8c051f5472e24c692c031416fabe473f25b9243c 0.002389497 ? 2/2 2.7178
c1c6513d6071dfd71aeec9aadac958f43906cd52f188111a1fe548c4c36dcfeb 0.002389497 ? 2/2 2.7285
d74e928acd53365845bc87a646402d9dc25fe677537c32c06a2b7e21fb1e3931 0.007964990 ? 2/11 9.7822
36864 07:264:03:12:43 0.0908 9c275613c40faa8c4e10e571a9cbee45814d1eae1fd63bc34a44612eb3a512e1 N/A 19.912485542 0/1 0.0908
36863 07:264:03:14:42 0.0996 ff3ba28e4cbc84c74a295b9fd27b3d1347bed69568dd2413ff03817c6fe9953e N/A 19.912495037 0/1 0.0996
36862 07:264:03:14:45 0.3057 fbfbe60de3caa1cff99cc8df8c098012db244a23e65349d58f72d0f6dc9b0c92 N/A 19.910000000 0/4 0.3057
Prev
Current Page: 96326/98170
Next

Service Nodes

0 service nodes awaiting contributions, 0 decommissioned service nodes, and 53 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 (53)

Public Key Contributors Operator Fee (%) Staking Requirement Last Reward Height Last Uptimr Proof Expiry Date UTC (Estimated)
4a407bb5161d9ad488e4feb1ce4870d5076d223d24160476275f2e292c290d21 1/12 100000.000000000 1963349 00:08:28 Staking Infinitely
c338966f59c208f065e570e4631dced159118467b174e2cadc0bd59ff4768987 3/12 50 100000.000000000 1963350 00:44:40 🔓 2026-06-20 18:27:41 (in 6 days)
5d21979e8b9332bfc583b3855b5e1b047080dce4609a21454595892ca797f514 1/12 100000.000000000 1963351 00:53:42 Staking Infinitely
28f7c771d9cd63b4c3d5c8261c153f7e05f23f67a562dc5c39635445e1d1d268 1/12 100000.000000000 1963352 01:04:06 Staking Infinitely
c442b8c2be6b9175211390d4dbf3d3c6b9c8132517335eabbffce8b68da71b36 1/12 100000.000000000 1963353 00:43:28 Staking Infinitely
76e3e01fe63166ca4e448a2d9353486dbf966804c0eb51437d135fdd93e3eb3f 1/12 100000.000000000 1963354 00:58:21 Staking Infinitely
83b11eca71c4a2d77d256304fd422493ed4d290e3cb084bf76758d239fe9a0b4 1/12 100000.000000000 1963355 01:02:28 Staking Infinitely
e9ce4cbc023dd13600dd1b84e811838cccc09a169ab6cb51f537481242bddb1a 1/12 100000.000000000 1963356 01:00:44 Staking Infinitely
aa78babccc4e6e29d3becac648489e6da5c375ae22566dd9cc65880210d81539 1/12 100000.000000000 1963357 00:50:20 Staking Infinitely
de7f05e258ce90d2e33e7e62955c9f29daa1f9e5ab291884505203cf4cad83a8 2/12 66 100000.000000000 1963358 00:04:55 Staking Infinitely
+ 43 more ↪

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

Uptime quorum for height 1963399)

Public Key Last Uptime Proof Expiry Date UTC (Estimated)
Validators 10:
0: c98ab9fca45aec5e9c8ea6f7dd0660b3567e3691d3cfbc4e4b035e737706160b 00:23:54 Staking Infinitely (N/A)
1: 81ea05da87ecfe7d707a13ded483e5a0ee257c3ff802cd01742185bc87d803d9 01:01:47 Staking Infinitely (N/A)
2: bf84fec11377bd3f6a46c27484a8f46050274067047fefe4b15cfd566d68a671 00:54:29 Staking Infinitely (N/A)
3: de7f05e258ce90d2e33e7e62955c9f29daa1f9e5ab291884505203cf4cad83a8 00:04:55 Staking Infinitely (N/A)
4: 2083e7a16cef72aced08ba92106bf9cff6725bede937ff82c1156fd7fa2f3c7a 00:02:56 Staking Infinitely (N/A)
5: b42fb5a319f9ef592ada30e483b64431d05386ba5692727d0e64a15802be3ef5 00:54:16 Staking Infinitely (N/A)
6: e9ce4cbc023dd13600dd1b84e811838cccc09a169ab6cb51f537481242bddb1a 01:00:44 Staking Infinitely (N/A)
7: 361f463346d3409705042d85617b51e1c61f8821cc3c21f16ce9034d5b761c1f 00:12:18 Staking Infinitely (N/A)
8: 30f9c742e16707fb9b0c9c2078ed750595e297e4a0f75b972794766e25447cfc 00:57:14 Staking Infinitely (N/A)
9: 4a9a479460d135c51723254462919ff51e4b692f2bc4aedafb26316494f45a64 00:56:05 Staking Infinitely (N/A)
Nodes to test (43):
0: f63e2a3a60e5d07f8fe0a32943c3f362d3d441c0ba771a997e9c893f16e4dff2 00:55:30 Staking Infinitely (N/A)
1: 781efae048bb90829a0c7ce9f4c9c34e572d236955e91f4b3c86a85effa632d5 00:11:27 Staking Infinitely (N/A)
2: c99d98eadc123984ca4f9042e6e2e3460e43467a7136f61f7f0960ef92fec01e 00:54:35 Staking Infinitely (N/A)
3: 3a695a55e9442573865950ec85b393e7ade3a76690b62d0e992f32f246943bd1 00:12:14 Staking Infinitely (N/A)
4: 2f235e88eada0dcabd49b9f2ee0fcd1002dbfabfe7dc273dc445e1e8abc220c0 00:11:14 Staking Infinitely (N/A)
5: 93aeaadd2a426e4b78e8ddb88679d33d03e5e35c096095418db1dc69475c013f 00:50:32 Staking Infinitely (N/A)
6: 2c9277494767de038291669f392ceb66b3889c23c574ab42db08e0b48ee8a7bf 00:12:11 Staking Infinitely (N/A)
7: 4a407bb5161d9ad488e4feb1ce4870d5076d223d24160476275f2e292c290d21 00:08:28 Staking Infinitely (N/A)
8: aa78babccc4e6e29d3becac648489e6da5c375ae22566dd9cc65880210d81539 00:50:20 Staking Infinitely (N/A)
9: 64704fc7e91c0d73d5a05f608f0899b45e99fa711383057dcc59064a98c257ab 00:15:44 Staking Infinitely (N/A)
+ 33 more ↪

Uptime quorum for height 1963398)

Public Key Last Uptime Proof Expiry Date UTC (Estimated)
Validators 10:
0: e9ce4cbc023dd13600dd1b84e811838cccc09a169ab6cb51f537481242bddb1a 01:00:44 Staking Infinitely (N/A)
1: 94b370885630009cbe68165b641e51343bcb90aba151434230424f6e3ec4a6d2 00:22:37 Staking Infinitely (N/A)
2: aa78babccc4e6e29d3becac648489e6da5c375ae22566dd9cc65880210d81539 00:50:20 Staking Infinitely (N/A)
3: 3cb0bba8f15c0902db46604f9fb6badeb0f611a645e4b29fb899342107c1f8c7 00:23:51 Staking Infinitely (N/A)
4: f0e1913158cd650f98270490ded011fc138bb0a18bce9dcb796276b58f32340a 00:39:47 Staking Infinitely (N/A)
5: 139595b1c4670eb35a9cc6d32b6c351c53422d6ebf9405d0e2de6edb09afa5f2 00:31:23 Staking Infinitely (N/A)
6: 83b11eca71c4a2d77d256304fd422493ed4d290e3cb084bf76758d239fe9a0b4 01:02:28 Staking Infinitely (N/A)
7: e42f2089d5ae0048ef1e3307e080d7f715e9166e0618bc02faea8c766186310a 00:38:55 Staking Infinitely (N/A)
8: ca0113d6999df9187b7959b602c7557cf9658a274fd89948c5aead79eb95a510 00:57:55 Staking Infinitely (N/A)
9: f63e2a3a60e5d07f8fe0a32943c3f362d3d441c0ba771a997e9c893f16e4dff2 00:55:30 Staking Infinitely (N/A)
Nodes to test (43):
0: 33ef2ff577821dfc3e8ba0b6a7b62759f092c53d798cc1a9c5ba85f59f549efc 00:56:38 Staking Infinitely (N/A)
1: 4a9a479460d135c51723254462919ff51e4b692f2bc4aedafb26316494f45a64 00:56:05 Staking Infinitely (N/A)
2: b98ee2847b18dc4e46be8e384d59157a67a5366ee8b03553c519b520e147ef65 00:54:14 Staking Infinitely (N/A)
3: bf84fec11377bd3f6a46c27484a8f46050274067047fefe4b15cfd566d68a671 00:54:29 Staking Infinitely (N/A)
4: b42fb5a319f9ef592ada30e483b64431d05386ba5692727d0e64a15802be3ef5 00:54:16 Staking Infinitely (N/A)
5: 781efae048bb90829a0c7ce9f4c9c34e572d236955e91f4b3c86a85effa632d5 00:11:27 Staking Infinitely (N/A)
6: a5ae405941249e1cc812bdae01081cdbfe7963f1bc8d299e444effc2b6930195 00:50:11 Staking Infinitely (N/A)
7: c99d98eadc123984ca4f9042e6e2e3460e43467a7136f61f7f0960ef92fec01e 00:54:35 Staking Infinitely (N/A)
8: 2f235e88eada0dcabd49b9f2ee0fcd1002dbfabfe7dc273dc445e1e8abc220c0 00:11:14 Staking Infinitely (N/A)
9: 050e45639e86a90ca465c5194642d9fee300ac170acdbb2c0144fc8ebaaf6b82 00:31:08 Staking Infinitely (N/A)
+ 33 more ↪

Uptime quorum for height 1963397)

Public Key Last Uptime Proof Expiry Date UTC (Estimated)
Validators 10:
0: 28f7c771d9cd63b4c3d5c8261c153f7e05f23f67a562dc5c39635445e1d1d268 01:04:06 Staking Infinitely (N/A)
1: 4a407bb5161d9ad488e4feb1ce4870d5076d223d24160476275f2e292c290d21 00:08:28 Staking Infinitely (N/A)
2: b42fb5a319f9ef592ada30e483b64431d05386ba5692727d0e64a15802be3ef5 00:54:16 Staking Infinitely (N/A)
3: 5d21979e8b9332bfc583b3855b5e1b047080dce4609a21454595892ca797f514 00:53:42 Staking Infinitely (N/A)
4: c99d98eadc123984ca4f9042e6e2e3460e43467a7136f61f7f0960ef92fec01e 00:54:35 Staking Infinitely (N/A)
5: 94b370885630009cbe68165b641e51343bcb90aba151434230424f6e3ec4a6d2 00:22:37 Staking Infinitely (N/A)
6: a5ae405941249e1cc812bdae01081cdbfe7963f1bc8d299e444effc2b6930195 00:50:11 Staking Infinitely (N/A)
7: 30f3281710c23bb2c9b11a8bc0a3f63876ad2d974a55f08db00dde2f1fce4f3e 01:03:54 Staking Infinitely (N/A)
8: a382ea37422bc7715fb954fd567ae77c7b8db3bf92a2d4ac48025e0122832641 00:14:25 Staking Infinitely (N/A)
9: ca0113d6999df9187b7959b602c7557cf9658a274fd89948c5aead79eb95a510 00:57:55 Staking Infinitely (N/A)
Nodes to test (43):
0: e8691a1c38b7d2aa059d44d2f092d1ac7ff3729caf8a7d30e79cf8c679a2595f 01:00:01 2026-06-19 16:15:41 (in 5 days)
1: c98ab9fca45aec5e9c8ea6f7dd0660b3567e3691d3cfbc4e4b035e737706160b 00:23:54 Staking Infinitely (N/A)
2: 2083e7a16cef72aced08ba92106bf9cff6725bede937ff82c1156fd7fa2f3c7a 00:02:56 Staking Infinitely (N/A)
3: 83b11eca71c4a2d77d256304fd422493ed4d290e3cb084bf76758d239fe9a0b4 01:02:28 Staking Infinitely (N/A)
4: 2c9277494767de038291669f392ceb66b3889c23c574ab42db08e0b48ee8a7bf 00:12:11 Staking Infinitely (N/A)
5: de7f05e258ce90d2e33e7e62955c9f29daa1f9e5ab291884505203cf4cad83a8 00:04:55 Staking Infinitely (N/A)
6: 80a869c7963e4c92ccd1032749e29b33e7e943f4e70cbe8d9a3110115a0a53e3 00:11:50 Staking Infinitely (N/A)
7: 45f9349a3ceee3a75d6142204286d37dacf81c1f9ec01a65e7b716269726635d 00:27:34 Staking Infinitely (N/A)
8: e42f2089d5ae0048ef1e3307e080d7f715e9166e0618bc02faea8c766186310a 00:38:55 Staking Infinitely (N/A)
9: e9ce4cbc023dd13600dd1b84e811838cccc09a169ab6cb51f537481242bddb1a 01:00:44 Staking Infinitely (N/A)
+ 33 more ↪

Checkpoint quorum for height 1963400 (determined by block 1963389)

Public Key Last Uptime Proof Expiry Date UTC (Estimated)
0: 2083e7a16cef72aced08ba92106bf9cff6725bede937ff82c1156fd7fa2f3c7a 00:02:56 Staking Infinitely (N/A)
1: 4a9a479460d135c51723254462919ff51e4b692f2bc4aedafb26316494f45a64 00:56:05 Staking Infinitely (N/A)
2: 33ef2ff577821dfc3e8ba0b6a7b62759f092c53d798cc1a9c5ba85f59f549efc 00:56:38 Staking Infinitely (N/A)
3: bf84fec11377bd3f6a46c27484a8f46050274067047fefe4b15cfd566d68a671 00:54:29 Staking Infinitely (N/A)
4: de7f05e258ce90d2e33e7e62955c9f29daa1f9e5ab291884505203cf4cad83a8 00:04:55 Staking Infinitely (N/A)
5: c6c5fce08eef76dca701248665f0586f83da2243ba13781899abc525b3572063 00:51:04 Staking Infinitely (N/A)
6: 3cb0bba8f15c0902db46604f9fb6badeb0f611a645e4b29fb899342107c1f8c7 00:23:51 Staking Infinitely (N/A)
7: c98ab9fca45aec5e9c8ea6f7dd0660b3567e3691d3cfbc4e4b035e737706160b 00:23:54 Staking Infinitely (N/A)
8: 75ed97a747c6b790917a62befd733ec67df8a7b5a9861baa432521eaa788d2e2 00:45:15 Staking Infinitely (N/A)
9: cf8f65a97c31057a45dec63b065e23d0763c1ea88c7282fafd738e3e090ef01b 00:48:51 Staking Infinitely (N/A)
10: 76e3e01fe63166ca4e448a2d9353486dbf966804c0eb51437d135fdd93e3eb3f 00:58:21 Staking Infinitely (N/A)
11: f9e9aa7608c8c134ff9c14ef92488c122b947fd27d8cfe31d6745546c462665b 00:13:36 Staking Infinitely (N/A)
12: c9839bdce086483c6fae8ede8600e4410c5dcd2a431148689480ddfd4c6c9363 00:23:28 Staking Infinitely (N/A)
13: b98ee2847b18dc4e46be8e384d59157a67a5366ee8b03553c519b520e147ef65 00:54:14 Staking Infinitely (N/A)
14: 30f9c742e16707fb9b0c9c2078ed750595e297e4a0f75b972794766e25447cfc 00:57:14 Staking Infinitely (N/A)
15: c99d98eadc123984ca4f9042e6e2e3460e43467a7136f61f7f0960ef92fec01e 00:54:35 Staking Infinitely (N/A)
16: 28f7c771d9cd63b4c3d5c8261c153f7e05f23f67a562dc5c39635445e1d1d268 01:04:06 Staking Infinitely (N/A)
17: ab1264fe8acaba585069c1fb0afe0804a97bc00ef269c17231b7994024851111 00:08:15 Staking Infinitely (N/A)
18: 5d21979e8b9332bfc583b3855b5e1b047080dce4609a21454595892ca797f514 00:53:42 Staking Infinitely (N/A)
19: 64704fc7e91c0d73d5a05f608f0899b45e99fa711383057dcc59064a98c257ab 00:15:44 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
1963400 ebac5d6fe49b87f45994f936ee31a284888104d1d0e9fed5648d1ade0c7640c4 1963400; 20/20 signatures:
1963396 d6aa6ab5e71de2ad9155289f3a9997123d9e0966770442e1e7abaf5f4287ed2c 1963396; 20/20 signatures:
1963380 37e3ff5c1d594efc5a66dc2c154084e184893a24d30694c25559e69abda94e80 1963380; 20/20 signatures:
1963320 ef6c3c5a13b0c3847453f0fdb3f718cccffb25e102d30122fea9471232df9df9 1963320; 20/20 signatures:
1963260 5b75682e7bf33103717662f76efd092fc5ab93cdc31a86ef93c027436966ad4f 1963260; 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