ETH Price: $2,456.31 (+0.70%)
Gas: 0.000005 Gwei

Contract

0x4F13a96EC5C4Cf34e442b46Bbd98a0791F20edC3
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Spark: USDS Token
 Source Code Source Code (Proxy)

Overview

ETH Balance

0 ETH

ETH Value

$0.00

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TokenTracker

USDS Stablecoin (USDS)

Multichain Info

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 Latest 25 from a total of 249 transactions

Transaction Hash
Block
From
To
0x703a29397c0847e493e1af6ab956539217638183b2c637b048fc389ad1aa7c81
Transfer1564015042026-09-03 2:16:252 days ago1788401785
0x8E3E2428...e1aA490d1
IN
Spark: USDS Token
0 ETH0.0000000065020.00011462
0x25ce0a3e8bfa561150b7b4eb632fec5a1eed65893ee121c1133c335a55e6dbe5
Transfer1563928482026-09-02 21:27:532 days ago1788384473
0x8E3E2428...e1aA490d1
IN
Spark: USDS Token
0 ETH0.0000000059970.00010323
0xf6a20da9a1e8d7407b1e7f7717e78743a6ab32ef6709c3f8281bb24de7e6664c
Approve1558967992026-08-22 9:52:5514 days ago1787392375
0x29f6ebe1...7adbe5e03
IN
Spark: USDS Token
0 ETH0.000000512130.01000507
0x43b0ac8a971445e006d146b4d0d439356ce1a3f0163b512d986c1eea16deedc4
Approve1552507202026-08-07 10:56:5729 days ago1786100217
0xaC7121Ef...537eCdE07
IN
Spark: USDS Token
0 ETH0.0000025532270.05000001
0x89ae613ff3abdd43c23d0df7eb55d5e10ddf1a7734a598d395b66fe2736f23e4
Approve1537446562026-07-03 14:14:4964 days ago1783088089
0xDEEEf333...39bF9d51C
IN
Spark: USDS Token
0 ETH0.0000000125840.00020002
0x7abe3d056c6b828250f98fe150d58f31a0b59e90ecf6cbc413ea5a0886b1ff35
Approve1528303132026-06-12 10:16:4385 days ago1781259403
0x0a418101...2f98ab29e
IN
Spark: USDS Token
0 ETH0.0000000530310.00100037
0xa6f3513c440efc9bfe3b8750884ba075f2e1fe9fa4da0c7e19c90f76c87c35ea
Approve1526929662026-06-09 5:58:2988 days ago1780984709
0x5BB8F048...b9075838c
IN
Spark: USDS Token
0 ETH0.0000000022990.00000417
0xcd6c791ad8429e7d14ef2023c3b4380a750f1b9565cc26af3031b691eea40365
Approve1526648932026-06-08 14:22:4389 days ago1780928563
0x70000be7...230E317B2
IN
Spark: USDS Token
0 ETH0.0000000225380.00020964
0x164b1df4a23bbf6734e7f4b14ff08d660fb11322f022e7ffd4eabafcf075e8dd
Approve1526133992026-06-07 9:46:1590 days ago1780825575
0xE75d6C94...6833106C6
IN
Spark: USDS Token
0 ETH0.0000000096960.00016257
0xed33ddaaa888306509a293b04500cd01b3f0bc75022062e8e958795ee12819b9
Approve1525519882026-06-05 23:39:1391 days ago1780702753
0x70000be7...230E317B2
IN
Spark: USDS Token
0 ETH0.0000000178590.00026017
0x2f6f9338c8a1f90d83679b13ec116d46a81a717d551c25c3eadc94aad11dd566
Approve1524942162026-06-04 15:33:2992 days ago1780587209
0x70000be7...230E317B2
IN
Spark: USDS Token
0 ETH0.0000000429960.00061355
0xbc1f79a146824735df5921b5b3c43befc779c89191c205a026d659590194f753
Approve1524508462026-06-03 15:27:4993 days ago1780500469
0x70000be7...230E317B2
IN
Spark: USDS Token
0 ETH0.0000000381340.0001003
0x5de97d3fd4154f3cdb66bab190c417581c6985752a2e38325275a0c26babd90f
Approve1524205362026-06-02 22:37:2994 days ago1780439849
0x70000be7...230E317B2
IN
Spark: USDS Token
0 ETH0.000000012170.00019333
0xc68b6f99b26eda6cc2018652d05258acb6391c50748561797f25ce272d588dd0
Approve1524202822026-06-02 22:29:0194 days ago1780439341
0x70000be7...230E317B2
IN
Spark: USDS Token
0 ETH0.0000000121670.00012777
0xf4a923b6a7014e71cb9b77f8c71deae8e039c261f7093f3154eb11ed161f13b0
Approve1521471832026-05-27 14:45:43101 days ago1779893143
0x70000be7...230E317B2
IN
Spark: USDS Token
0 ETH0.0000000110360.00010039
0x37dc0bf0cbf15acb21f74c5594c005b55084d24e2af223720833de59706283bc
Approve1515297812026-05-13 7:45:39115 days ago1778658339
0xA6a24C6D...c0fFf1024
IN
Spark: USDS Token
0 ETH0.0000000531560.00100033
0x9afafda991c41ace8edafb7624ea7e0e8b34192f3f4e889e8565464b5bf02397
Approve1515005422026-05-12 15:31:01115 days ago1778599861
0xA5E7d301...D65e2DC24
IN
Spark: USDS Token
0 ETH0.0000000157050.00010038
0xa3540078b4ef677d5a6dec74cd9de1e498f04bbcbdc8b6350fc1873f9690c381
Approve1513325462026-05-08 18:11:09119 days ago1778263869
0x6F7D79e9...eaf20aE4f
IN
Spark: USDS Token
0 ETH0.0000000103020.0000204
0x782d0778747b81b53ed9bb4ae12e04c876431eadc7778ecf4a1f6f38dd3b743e
Approve1511104652026-05-03 14:48:27125 days ago1777819707
0xde75fdAb...aD8ebC896
IN
Spark: USDS Token
0 ETH0.0000000541340.001001
0x346965c7b3c78c8a0a756572eb11f89319c206555b809166a4ffefda920511a3
Transfer1511098772026-05-03 14:28:51125 days ago1777818531
0x06FD7873...6aba68268
IN
Spark: USDS Token
0 ETH0.0000000056750.00002033
0x5ae2e2cb93c82f4022d9954c259e1eda753ddb73faf5fdc7815e8e275793419b
Approve1510695962026-05-02 16:06:09125 days ago1777737969
0x23b744cC...47A2E2160
IN
Spark: USDS Token
0 ETH0.0000025625630.05000001
0x9dd93248a8267fcd7e988d7a9711d927fb6fcc8fad1cee722ee8c5057bcd2d75
Approve1509754092026-04-30 11:46:35128 days ago1777549595
0x9585DBA7...bC563E9D1
IN
Spark: USDS Token
0 ETH0.0000007695280.01500069
0x6c32d64c01dc2482082d5306ada52a977a5f4a41a550eed6bdbf3c28069e1808
Approve1509403402026-04-29 16:17:37128 days ago1777479457
sigger.eth
IN
Spark: USDS Token
0 ETH0.000000021670.00002036
0xbdb99376b91ddc8ed0684671b7e54b367e852e6f67a668e560e7e08a58abbd92
Transfer1509403262026-04-29 16:17:09128 days ago1777479429
0x70000be7...230E317B2
IN
Spark: USDS Token
0 ETH0.0000000208580.00002036
0x59a4b70995f36c0629f61b58f22753857307787bc3e4fcc09f0960e032f7be28
Approve1509394022026-04-29 15:46:21128 days ago1777477581
0x70000be7...230E317B2
IN
Spark: USDS Token
0 ETH0.0000000272270.00002036
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Source Code Verified Exact Match
Proxy Implementation:0x2A354100...a7a39B057
API
Contract Name

ERC1967Proxy

Compiler Version
v0.8.21+commit.d9974bed
Optimization Enabled
Yes with 200 runs
Other Settings
shanghai EvmVersion
License
-NA-
Proxy Checker Similar Contracts
Contract Source Code (Solidity Standard Json-Input format)
Contract Security Audit
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Contract ABI
API
[{"inputs":[{"internalType":"address","name":"implementation","type":"address"},{"internalType":"bytes","name":"_data","type":"bytes"}],"stateMutability":"payable","type":"constructor"},{"inputs":[{"internalType":"address","name":"target","type":"address"}],"name":"AddressEmptyCode","type":"error"},{"inputs":[{"internalType":"address","name":"implementation","type":"address"}],"name":"ERC1967InvalidImplementation","type":"error"},{"inputs":[],"name":"ERC1967NonPayable","type":"error"},{"inputs":[],"name":"FailedInnerCall","type":"error"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"implementation","type":"address"}],"name":"Upgraded","type":"event"},{"stateMutability":"payable","type":"fallback"}]
Contract Creation Code
Switch to Opcodes ViewDecompile Bytecode 
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
Deployed Bytecode
0x6080604052600a600c565b005b60186014601a565b6050565b565b5f604b7f360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc546001600160a01b031690565b905090565b365f80375f80365f845af43d5f803e8080156069573d5ff35b3d5ffdfea26469706673582212206192b7ac59f911ddeaefccbd7dc9ee092b1f8e5437c1261b4ab4f3e764def4df64736f6c63430008150033
Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)
0000000000000000000000002a3541003b34f34833a82f194e4dc69a7a39b057000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000048129fc1c00000000000000000000000000000000000000000000000000000000

-----Decoded View---------------
Arg [0] : implementation (address): 0x2A3541003B34f34833a82F194e4dC69a7a39B057
Arg [1] : _data (bytes): 0x8129fc1c

-----Encoded View---------------
4 Constructor Arguments found :
Arg [0] : 0000000000000000000000002a3541003b34f34833a82f194e4dc69a7a39b057
Arg [1] : 0000000000000000000000000000000000000000000000000000000000000040
Arg [2] : 0000000000000000000000000000000000000000000000000000000000000004
Arg [3] : 8129fc1c00000000000000000000000000000000000000000000000000000000

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OVERVIEW

Spark develops and manages DeFi infrastructure within the Sky Ecosystem, focusing on savings for stablecoin holdings, a USDS-focused money market integrating with DeFi liquidity, and direct liquidity provision in DeFi markets.

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