Arqma Blockchain Explorer

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

Server Time: 2026-02-04 19:35:04 | Transaction Pool | Autorefresh is OFF | Go to stagenet explorer | Go to mainnet explorer

Network difficulty: 439000199 | Hard fork: v18 | Hash rate: 3.658 MH/s | Staking Requirement: 100000.000000000 ARQ | Fee per byte: 0.000000050 | Median block size limit: 1024.00 kB | Data From 00:00:06 [h:m:s] ago

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

Arqma emission (fees) is 36144120.239012659 (1009.238679359) as of 1878774 block

Transaction Pool

(No Of TXs: 2, Size: 5.0801 kB, Updated every 5 seconds)

Age [HH:MM:SS] Type Transaction Hash Fee/Per kB In/Out TX Size [kB]
00:00:02 f61a06b471e6068b398401f65adcbc4c27f401822446f74f2529cf3d382b9c78 0.0001/0.0001 2/2 2.54
00:00:02 155dd08ae1f35b3097e40274bbb59c78cc7177b4dfad5832328a29c3ec2178b2 0.0001/0.0001 2/2 2.54

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]
1261755 02:189:05:42:55 0.0996 fdaf01453de44e3298d57e4e4e646b169998dd52ea756cc0905ccae1c90f2aa3 N/A 12.603500278 0/1 0.0996
1261754 02:189:05:44:39 0.0996 9ef87b58be05abdcc5c48fe5212571f9fe7efae077437ac518897d5bc237fb21 N/A 12.603506288 0/1 0.0996
1261753 02:189:05:45:12 0.0996 8f910bb6a007ce531319ae60597ae3d446eec600a4bba96a368db6e6fb8d3040 N/A 12.603512298 0/1 0.0996
1261752 02:189:05:45:46 0.0996 1240ad80cf5c05ca650e9edec0e43b9c6a5b481dad0cb0c999b66e8e858c5f36 N/A 12.603518308 0/1 0.0996
1261751 02:189:05:49:54 0.0996 c77d1638e884f8042ace6ceb5943794187686a537fde8da93afc9ba85d435df5 N/A 12.603524318 0/1 0.0996
1261750 02:189:05:50:27 0.0996 5166455d85c885f3412da1fcb280f8167e92c80cbaa4af7e24dd9f5762aa89fa N/A 12.603530328 0/1 0.0996
1261749 02:189:05:50:48 11.6143 98798540d8998b9663047616609366230c1aa18b20d7f883d378bfc38bbb7252 N/A 12.603548147 0/1 0.0996
efe7787198267720e0ffc04b8441ec3ab3b2646d83df6a5a30feea0492ada45c 0.000011810 ? 13/2 11.5146
1261748 02:189:05:56:27 0.0996 c9dd3ba68853b69b7a8acdbe6d26d933b3b912a0d280fb4bd674674bc147c031 N/A 12.603542347 0/1 0.0996
1261747 02:189:05:56:34 0.0996 082ca7c900581a4985d2fdc59996fa6e78c295cb5367cfe5b6f5be499cb69a0f N/A 12.603548357 0/1 0.0996
1261746 02:189:05:57:55 0.0996 85e2f90006aa27ca175d782c07b59cb701657c0d150644a1d7c4db494696d686 N/A 12.603554367 0/1 0.0996
1261745 02:189:05:58:18 0.0996 f9c7f06978498285f03e90045cc2a0464912129816420c03c45bebf43430cb3b N/A 12.603560377 0/1 0.0996
1261744 02:189:05:58:39 0.0996 d90bf217efde259f639ced70386b3cdcc04f7b4ddc80215296bf9d2e021df6f7 N/A 12.603566387 0/1 0.0996
1261743 02:189:05:58:56 0.0996 12874b6fa2309311983f3612c2dcaa8fecc6b093e49eb1f99082214c63df8e43 N/A 12.603572396 0/1 0.0996
1261742 02:189:06:00:53 0.0996 4023b8fce8fd6ed4318f2456c3dbe80679dc18e078d22e2752924cab789e6c24 N/A 12.603578406 0/1 0.0996
1261741 02:189:06:06:10 134.8535 751ab527018ea0e9f7509b5b176cf9e16ca1f04ac54fe495a70071c80f4e84b3 N/A 12.603722626 0/1 0.0996
a3e4d1f31d753bf80bacf854468e824973e81fe60c5f612f57cfc437672df925 0.000033370 ? 39/2 32.4990
b2312af99a49fc952426457a0b02d0310b3ecbf9c3375e90029353fc1cb0f452 0.000033370 ? 39/2 32.5117
83a12c3662be832cbe92b0b740d2ec3410ef7fcb64ea2b5abab956ce3411eef9 0.000031710 ? 37/2 30.9072
85ee90f147095ca44890e9b3122a52ae1d4f3fa6570f27ce28d7bce1b1114063 0.000033370 ? 39/2 32.5410
c77960134c402b59e03d76949fb6b3d9e66b170111ce9bacf4d5711e1f631bad 0.000002690 ? 2/2 2.6455
4c0dd1a2eb12e1b0a3780190a9bfba70414dc156b36e242008f87a03b7edf45d 0.000001850 ? 1/2 1.8242
44955d4340c236a3db52d24be55e9ab16ed26a1087be2e86541b01c88c3420e7 0.000001850 ? 1/2 1.8252
1261740 02:189:06:19:26 0.0996 2cc5b880d1fc2b404aa250a71839cfff3ccb8af36223d6193bbd6d3d410abb04 N/A 12.603590426 0/1 0.0996
1261739 02:189:06:21:02 0.0996 262d5c6b9a7e93418561986f2cf5c504635d95cfab8e50ccf68f77fdf09e7914 N/A 12.603596436 0/1 0.0996
1261738 02:189:06:21:45 0.0996 9812b08bab8146e4dfbdf74db3080c246851b43948168dac63c926b9ee06d659 N/A 12.603602446 0/1 0.0996
1261737 02:189:06:23:20 18.8730 0f7c8885b909178f4bfa63218698342bcec618548958454b6deb658c7fc9632c N/A 12.603627726 0/1 0.0996
f00b652c6ed23087f0c214ff5a67d30cc0343777938107556f74ad4b01359a1a 0.000019270 ? 22/2 18.7734
1261736 02:189:06:26:29 10.0781 9778dc6389504ec90c624f1e3497cb080d8b26eb9149f6e164197166bfdfe46a N/A 12.603624586 0/1 0.0996
39476f2d8a2482068faefc35180612ee3170ee2d12e283ed96bb066a98b17859 0.000002690 ? 2/2 2.6445
86095d5b4d3337cd4d8429a581868c757bf1c2539a2ca05f97aeb697243d634e 0.000001860 ? 1/2 1.8320
46362040cd6b2c49d32a63e51088c87ce955e05ba7cb96d331c85e0daae3ed7c 0.000001850 ? 1/2 1.8232
febf0863f590a58ef3cc5be6b55b2256cec75e079eb20bd79da76516657a8f51 0.000001860 ? 1/2 1.8389
ae33806475c1bae81baa3fb1e8b3f1d1531ba99dfe392832665d5fc967e73054 0.000001860 ? 1/2 1.8398
Prev
Current Page: 30851/93938
Next

Service Nodes

0 service nodes awaiting contributions, 0 decommissioned service nodes, and 33 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 (33)

Public Key Contributors Operator Fee (%) Staking Requirement Last Reward Height Last Uptimr Proof Expiry Date UTC (Estimated)
e9ce4cbc023dd13600dd1b84e811838cccc09a169ab6cb51f537481242bddb1a 1/12 100000.000000000 1878743 00:33:37 Staking Infinitely
81ea05da87ecfe7d707a13ded483e5a0ee257c3ff802cd01742185bc87d803d9 1/12 100000.000000000 1878744 00:37:13 Staking Infinitely
04a4689192a620da3ddf77c73386d7b01a8a3902969369293ac15884917dfeb2 1/12 100000.000000000 1878745 00:22:23 Staking Infinitely
1a25934d553f4ead210643e06932859def179cc06833038e8fc2b052ec4d0e3c 1/12 100000.000000000 1878746 00:01:11 Staking Infinitely
ccf87e51d59cd9e5a66f92d65ae042ea15edc7a46bc3a2e5921a98091c563ebc 1/12 100000.000000000 1878747 01:02:25 Staking Infinitely
8f3a80b5966c34af989a09f05ec2935dac2956d1d7c41f2098a0df97fd437dc2 1/12 100000.000000000 1878748 00:57:28 Staking Infinitely
bf84fec11377bd3f6a46c27484a8f46050274067047fefe4b15cfd566d68a671 1/12 100000.000000000 1878749 00:25:56 Staking Infinitely
5d21979e8b9332bfc583b3855b5e1b047080dce4609a21454595892ca797f514 1/12 100000.000000000 1878750 00:12:05 Staking Infinitely
e4e42bf14214eb19fd5a530bd2090257b1d36feec1e2b6c08916c5995076c4d2 2/12 50 100000.000000000 1878751 00:31:14 Staking Infinitely
a5c9d37c691515e2e0ffed2fefbaba4f7308f4c3c27c76ce71b3daa0376a9c93 2/12 30 100000.000000000 1878752 00:53:27 🔓 2026-02-07 15:17:04 (in 2.8 days)
+ 23 more ↪

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

Uptime quorum for height 1878773)

Public Key Last Uptime Proof Expiry Date UTC (Estimated)
Validators 10:
0: 8f3a80b5966c34af989a09f05ec2935dac2956d1d7c41f2098a0df97fd437dc2 00:57:28 Staking Infinitely (N/A)
1: 3e210ce904a25ef10b4cc0807aac60de3d08f81dbba260513d74a2f0503edbae 00:12:13 Staking Infinitely (N/A)
2: b42fb5a319f9ef592ada30e483b64431d05386ba5692727d0e64a15802be3ef5 00:42:54 Staking Infinitely (N/A)
3: 04a4689192a620da3ddf77c73386d7b01a8a3902969369293ac15884917dfeb2 00:22:23 Staking Infinitely (N/A)
4: a626187177aaf6a981bfb636f8599e8a30f13afbba88beaa6a62eb53d12d0e09 00:54:10 Staking Infinitely (N/A)
5: a5c9d37c691515e2e0ffed2fefbaba4f7308f4c3c27c76ce71b3daa0376a9c93 00:53:27 2026-02-07 15:17:04 (in 2.8 days)
6: 8937fb033542a3799457a1827bb2e66c0fa552c195ce75e01da4a20ab186458a 00:52:31 Staking Infinitely (N/A)
7: f0e1913158cd650f98270490ded011fc138bb0a18bce9dcb796276b58f32340a 00:51:07 Staking Infinitely (N/A)
8: de7f05e258ce90d2e33e7e62955c9f29daa1f9e5ab291884505203cf4cad83a8 00:59:06 Staking Infinitely (N/A)
9: ccf87e51d59cd9e5a66f92d65ae042ea15edc7a46bc3a2e5921a98091c563ebc 01:02:25 Staking Infinitely (N/A)
Nodes to test (23):
0: e9ce4cbc023dd13600dd1b84e811838cccc09a169ab6cb51f537481242bddb1a 00:33:37 Staking Infinitely (N/A)
1: 16927f2acef9455c357990988e651406fb3f5e6dcad09d28957d906b25ba9acc 01:02:54 Staking Infinitely (N/A)
2: e4e42bf14214eb19fd5a530bd2090257b1d36feec1e2b6c08916c5995076c4d2 00:31:14 Staking Infinitely (N/A)
3: 83b11eca71c4a2d77d256304fd422493ed4d290e3cb084bf76758d239fe9a0b4 01:03:50 Staking Infinitely (N/A)
4: 425414119fc69939399c870ec1421decf4c65d5f7e6641ef330c460a3c0cabe0 00:50:50 Staking Infinitely (N/A)
5: 30f3281710c23bb2c9b11a8bc0a3f63876ad2d974a55f08db00dde2f1fce4f3e 00:35:34 Staking Infinitely (N/A)
6: 81ea05da87ecfe7d707a13ded483e5a0ee257c3ff802cd01742185bc87d803d9 00:37:13 Staking Infinitely (N/A)
7: 5d21979e8b9332bfc583b3855b5e1b047080dce4609a21454595892ca797f514 00:12:05 Staking Infinitely (N/A)
8: da533bce4fbe8c0a04753422d76f5812c9ec1a58c960fc894a269bf7054edd50 00:58:53 Staking Infinitely (N/A)
9: e42f2089d5ae0048ef1e3307e080d7f715e9166e0618bc02faea8c766186310a 00:50:37 Staking Infinitely (N/A)
+ 13 more ↪

Uptime quorum for height 1878772)

Public Key Last Uptime Proof Expiry Date UTC (Estimated)
Validators 10:
0: beca3a090e55016bed11ca1e504bdf6558d3641b72ec16482a6020188f16c564 00:24:27 Staking Infinitely (N/A)
1: 81ea05da87ecfe7d707a13ded483e5a0ee257c3ff802cd01742185bc87d803d9 00:37:13 Staking Infinitely (N/A)
2: 3e210ce904a25ef10b4cc0807aac60de3d08f81dbba260513d74a2f0503edbae 00:12:13 Staking Infinitely (N/A)
3: ccf87e51d59cd9e5a66f92d65ae042ea15edc7a46bc3a2e5921a98091c563ebc 01:02:25 Staking Infinitely (N/A)
4: da533bce4fbe8c0a04753422d76f5812c9ec1a58c960fc894a269bf7054edd50 00:58:53 Staking Infinitely (N/A)
5: 04a4689192a620da3ddf77c73386d7b01a8a3902969369293ac15884917dfeb2 00:22:23 Staking Infinitely (N/A)
6: 2f235e88eada0dcabd49b9f2ee0fcd1002dbfabfe7dc273dc445e1e8abc220c0 01:00:05 Staking Infinitely (N/A)
7: 93aeaadd2a426e4b78e8ddb88679d33d03e5e35c096095418db1dc69475c013f 00:22:09 Staking Infinitely (N/A)
8: f6dd8aed6be4f87be7c820761668cf51a22a5d430ca3bfd9115d385abf435d93 00:28:59 Staking Infinitely (N/A)
9: 83b11eca71c4a2d77d256304fd422493ed4d290e3cb084bf76758d239fe9a0b4 01:03:50 Staking Infinitely (N/A)
Nodes to test (23):
0: 3e40e8af4332216af0c4e0bf829b28e3864cc3b4cf7b5824e89d1598c50031ce 00:19:10 Staking Infinitely (N/A)
1: b42fb5a319f9ef592ada30e483b64431d05386ba5692727d0e64a15802be3ef5 00:42:54 Staking Infinitely (N/A)
2: 16927f2acef9455c357990988e651406fb3f5e6dcad09d28957d906b25ba9acc 01:02:54 Staking Infinitely (N/A)
3: 30f3281710c23bb2c9b11a8bc0a3f63876ad2d974a55f08db00dde2f1fce4f3e 00:35:34 Staking Infinitely (N/A)
4: de7f05e258ce90d2e33e7e62955c9f29daa1f9e5ab291884505203cf4cad83a8 00:59:06 Staking Infinitely (N/A)
5: f0e1913158cd650f98270490ded011fc138bb0a18bce9dcb796276b58f32340a 00:51:07 Staking Infinitely (N/A)
6: b98ee2847b18dc4e46be8e384d59157a67a5366ee8b03553c519b520e147ef65 00:03:38 Staking Infinitely (N/A)
7: e8ad96a963fe724ec9e1c92271415d45cfbac1734dbe24e45e4699438fcdbd19 00:20:41 Staking Infinitely (N/A)
8: a626187177aaf6a981bfb636f8599e8a30f13afbba88beaa6a62eb53d12d0e09 00:54:10 Staking Infinitely (N/A)
9: 29aeb32bc26d12bbfd7fed512b1cf7899773d363d9b2e89a94ef27d2697655a7 00:56:06 Staking Infinitely (N/A)
+ 13 more ↪

Uptime quorum for height 1878771)

Public Key Last Uptime Proof Expiry Date UTC (Estimated)
Validators 10:
0: b98ee2847b18dc4e46be8e384d59157a67a5366ee8b03553c519b520e147ef65 00:03:38 Staking Infinitely (N/A)
1: 93aeaadd2a426e4b78e8ddb88679d33d03e5e35c096095418db1dc69475c013f 00:22:09 Staking Infinitely (N/A)
2: 16927f2acef9455c357990988e651406fb3f5e6dcad09d28957d906b25ba9acc 01:02:54 Staking Infinitely (N/A)
3: e8ad96a963fe724ec9e1c92271415d45cfbac1734dbe24e45e4699438fcdbd19 00:20:41 Staking Infinitely (N/A)
4: 29aeb32bc26d12bbfd7fed512b1cf7899773d363d9b2e89a94ef27d2697655a7 00:56:06 Staking Infinitely (N/A)
5: e9ce4cbc023dd13600dd1b84e811838cccc09a169ab6cb51f537481242bddb1a 00:33:37 Staking Infinitely (N/A)
6: 81ea05da87ecfe7d707a13ded483e5a0ee257c3ff802cd01742185bc87d803d9 00:37:13 Staking Infinitely (N/A)
7: f6dd8aed6be4f87be7c820761668cf51a22a5d430ca3bfd9115d385abf435d93 00:28:59 Staking Infinitely (N/A)
8: 2f235e88eada0dcabd49b9f2ee0fcd1002dbfabfe7dc273dc445e1e8abc220c0 01:00:05 Staking Infinitely (N/A)
9: 30f3281710c23bb2c9b11a8bc0a3f63876ad2d974a55f08db00dde2f1fce4f3e 00:35:34 Staking Infinitely (N/A)
Nodes to test (23):
0: ccf87e51d59cd9e5a66f92d65ae042ea15edc7a46bc3a2e5921a98091c563ebc 01:02:25 Staking Infinitely (N/A)
1: 04a4689192a620da3ddf77c73386d7b01a8a3902969369293ac15884917dfeb2 00:22:23 Staking Infinitely (N/A)
2: de7f05e258ce90d2e33e7e62955c9f29daa1f9e5ab291884505203cf4cad83a8 00:59:06 Staking Infinitely (N/A)
3: 48048ab660e8bedc38a21241d8848920154e8497e0da118cd1af1e4ec3cde260 00:55:53 2026-02-07 15:17:04 (in 2.8 days)
4: a626187177aaf6a981bfb636f8599e8a30f13afbba88beaa6a62eb53d12d0e09 00:54:10 Staking Infinitely (N/A)
5: da533bce4fbe8c0a04753422d76f5812c9ec1a58c960fc894a269bf7054edd50 00:58:53 Staking Infinitely (N/A)
6: a5c9d37c691515e2e0ffed2fefbaba4f7308f4c3c27c76ce71b3daa0376a9c93 00:53:27 2026-02-07 15:17:04 (in 2.8 days)
7: bf84fec11377bd3f6a46c27484a8f46050274067047fefe4b15cfd566d68a671 00:25:56 Staking Infinitely (N/A)
8: 8f3a80b5966c34af989a09f05ec2935dac2956d1d7c41f2098a0df97fd437dc2 00:57:28 Staking Infinitely (N/A)
9: 3e210ce904a25ef10b4cc0807aac60de3d08f81dbba260513d74a2f0503edbae 00:12:13 Staking Infinitely (N/A)
+ 13 more ↪

Checkpoint quorum for height 1878772 (determined by block 1878761)

Public Key Last Uptime Proof Expiry Date UTC (Estimated)
0: beca3a090e55016bed11ca1e504bdf6558d3641b72ec16482a6020188f16c564 00:24:27 Staking Infinitely (N/A)
1: f6dd8aed6be4f87be7c820761668cf51a22a5d430ca3bfd9115d385abf435d93 00:28:59 Staking Infinitely (N/A)
2: 3e210ce904a25ef10b4cc0807aac60de3d08f81dbba260513d74a2f0503edbae 00:12:13 Staking Infinitely (N/A)
3: 83b11eca71c4a2d77d256304fd422493ed4d290e3cb084bf76758d239fe9a0b4 01:03:50 Staking Infinitely (N/A)
4: 48048ab660e8bedc38a21241d8848920154e8497e0da118cd1af1e4ec3cde260 00:55:53 2026-02-07 15:17:04 (in 2.8 days)
5: 30f3281710c23bb2c9b11a8bc0a3f63876ad2d974a55f08db00dde2f1fce4f3e 00:35:34 Staking Infinitely (N/A)
6: da533bce4fbe8c0a04753422d76f5812c9ec1a58c960fc894a269bf7054edd50 00:58:53 Staking Infinitely (N/A)
7: 5d21979e8b9332bfc583b3855b5e1b047080dce4609a21454595892ca797f514 00:12:05 Staking Infinitely (N/A)
8: 8937fb033542a3799457a1827bb2e66c0fa552c195ce75e01da4a20ab186458a 00:52:31 Staking Infinitely (N/A)
9: a626187177aaf6a981bfb636f8599e8a30f13afbba88beaa6a62eb53d12d0e09 00:54:10 Staking Infinitely (N/A)
10: 29aeb32bc26d12bbfd7fed512b1cf7899773d363d9b2e89a94ef27d2697655a7 00:56:06 Staking Infinitely (N/A)
11: e42f2089d5ae0048ef1e3307e080d7f715e9166e0618bc02faea8c766186310a 00:50:37 Staking Infinitely (N/A)
12: a5ae405941249e1cc812bdae01081cdbfe7963f1bc8d299e444effc2b6930195 00:35:05 Staking Infinitely (N/A)
13: de7f05e258ce90d2e33e7e62955c9f29daa1f9e5ab291884505203cf4cad83a8 00:59:06 Staking Infinitely (N/A)
14: ccf87e51d59cd9e5a66f92d65ae042ea15edc7a46bc3a2e5921a98091c563ebc 01:02:25 Staking Infinitely (N/A)
15: f0e1913158cd650f98270490ded011fc138bb0a18bce9dcb796276b58f32340a 00:51:07 Staking Infinitely (N/A)
16: e8691a1c38b7d2aa059d44d2f092d1ac7ff3729caf8a7d30e79cf8c679a2595f 00:28:30 Staking Infinitely (N/A)
17: b98ee2847b18dc4e46be8e384d59157a67a5366ee8b03553c519b520e147ef65 00:03:38 Staking Infinitely (N/A)
18: e9ce4cbc023dd13600dd1b84e811838cccc09a169ab6cb51f537481242bddb1a 00:33:37 Staking Infinitely (N/A)
19: e8ad96a963fe724ec9e1c92271415d45cfbac1734dbe24e45e4699438fcdbd19 00:20:41 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
1878772 89f63bee1b420e337902734f6b0c5f3d6098adccf81e027e295c6152cc61966a 1878772; 20/20 signatures:
1878768 153aca0473e0b4c131e4752e89d38c9fb09cc8e9dcd0954b619aae0f32e72e9b 1878768; 20/20 signatures:
1878720 ccb0d3e4aee919af9e5204543e881d65bfed3f31e56445d20a151c0bee77ce1e 1878720; 20/20 signatures:
1878660 80c5ce954271e135baa573549f96d497a8fab1052451b88d85c14d218ff4af6c 1878660; 20/20 signatures:
1878600 d61cac1ef799885e81d52a91c5e8d5b7eacbf3cd29f2c42f884cebb566719458 1878600; 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: 9.0.0-573a3a46
Latest source code
Forked from: onion-monero-blockchain-explorer
Copyright (C), 2019-2025 arqma.com