frontrunning.xyz — UMA ManagedOptimisticOracleV2 proposer race analysis (Polygon)

Requests where more than one whitelisted wallet had a proposal in the block where the request was actually proposed. Ordering is by when each participant's tx first reached our mempool listener; replacements are collapsed to the earliest observation.

Ethereum above 1,900 on August 14, 7AM ET?
block 92,000,115 · 2026-08-14 11:00:00 UTC · crypto · 2 proposers winner was not first to mempool

0x94f7ef…6faflostidx 510:59:58.503first
0x560acc…4f85wonidx 0not seen (private)

Ethereum above 1,930 on August 14, 7AM ET?
block 92,000,115 · 2026-08-14 11:00:00 UTC · crypto · 2 proposers winner was not first to mempool

0x94f7ef…6faflostidx 510:59:58.503first
0x560acc…4f85wonidx 0not seen (private)

Ethereum above 1,950 on August 14, 7AM ET?
block 92,000,115 · 2026-08-14 11:00:00 UTC · crypto · 2 proposers winner was not first to mempool

0x94f7ef…6faflostidx 510:59:58.503first
0x560acc…4f85wonidx 0not seen (private)

Ethereum above 1,840 on August 14, 7AM ET?
block 92,000,115 · 2026-08-14 11:00:00 UTC · crypto · 2 proposers winner was not first to mempool

0x94f7ef…6faflostidx 510:59:58.503first
0x560acc…4f85wonidx 0not seen (private)

Ethereum above 1,800 on August 14, 7AM ET?
block 92,000,115 · 2026-08-14 11:00:00 UTC · crypto · 2 proposers winner was not first to mempool

0x94f7ef…6faflostidx 510:59:58.503first
0x560acc…4f85wonidx 0not seen (private)

Ethereum above 1,910 on August 14, 7AM ET?
block 92,000,115 · 2026-08-14 11:00:00 UTC · crypto · 2 proposers winner was not first to mempool

0x94f7ef…6faflostidx 510:59:58.503first
0x560acc…4f85wonidx 0not seen (private)

Ethereum above 1,890 on August 14, 7AM ET?
block 92,000,115 · 2026-08-14 11:00:00 UTC · crypto · 2 proposers winner was not first to mempool

0x94f7ef…6faflostidx 510:59:58.503first
0x560acc…4f85wonidx 0not seen (private)

Ethereum above 1,790 on August 14, 7AM ET?
block 92,000,115 · 2026-08-14 11:00:00 UTC · crypto · 2 proposers winner was not first to mempool

0x94f7ef…6faflostidx 510:59:58.503first
0x560acc…4f85wonidx 0not seen (private)

Ethereum above 1,820 on August 14, 7AM ET?
block 92,000,115 · 2026-08-14 11:00:00 UTC · crypto · 2 proposers winner was not first to mempool

0x94f7ef…6faflostidx 510:59:58.503first
0x560acc…4f85wonidx 0not seen (private)

Ethereum above 1,830 on August 14, 7AM ET?
block 92,000,115 · 2026-08-14 11:00:00 UTC · crypto · 2 proposers winner was not first to mempool

0x94f7ef…6faflostidx 510:59:58.503first
0x560acc…4f85wonidx 0not seen (private)

Ethereum above 1,940 on August 14, 7AM ET?
block 92,000,115 · 2026-08-14 11:00:00 UTC · crypto · 2 proposers winner was not first to mempool

0x94f7ef…6faflostidx 510:59:58.503first
0x560acc…4f85wonidx 0not seen (private)

Ethereum above 1,920 on August 14, 7AM ET?
block 92,000,115 · 2026-08-14 11:00:00 UTC · crypto · 2 proposers winner was not first to mempool

0x94f7ef…6faflostidx 510:59:58.503first
0x560acc…4f85wonidx 0not seen (private)

Ethereum above 1,860 on August 14, 7AM ET?
block 92,000,115 · 2026-08-14 11:00:00 UTC · crypto · 2 proposers winner was not first to mempool

0x94f7ef…6faflostidx 510:59:58.503first
0x560acc…4f85wonidx 0not seen (private)

Ethereum above 1,810 on August 14, 7AM ET?
block 92,000,115 · 2026-08-14 11:00:00 UTC · crypto · 2 proposers winner was not first to mempool

0x94f7ef…6faflostidx 510:59:58.503first
0x560acc…4f85wonidx 0not seen (private)

Ethereum above 1,850 on August 14, 7AM ET?
block 92,000,115 · 2026-08-14 11:00:00 UTC · crypto · 2 proposers winner was not first to mempool

0x94f7ef…6faflostidx 510:59:58.503first
0x560acc…4f85wonidx 0not seen (private)

Hrekh Iurii vs. Loboda Myroslav: Total Games O/U 4.5
block 91,999,844 · 2026-08-14 10:53:13 UTC · tennis · 2 proposers winner was not first to mempool

0x89e4e7…a8b5lostidx 310:53:11.744first
0xa0b621…3891wonidx 1not seen (private)

Game Handicap: Loboda Myroslav (-1.5) vs Hrekh Iurii (+1.5)
block 91,999,844 · 2026-08-14 10:53:13 UTC · tennis · 2 proposers winner was not first to mempool

0x89e4e7…a8b5lostidx 410:53:11.729first
0xa0b621…3891wonidx 0not seen (private)

Game Handicap: Hajek Miroslav (-1.5) vs Hrstka Tomas (+1.5)
block 91,999,754 · 2026-08-14 10:50:58 UTC · tennis · 2 proposers winner was not first to mempool

0xa0b621…3891lostidx 110:50:56.332first
0xcd172a…492awonidx 010:50:56.626+294 ms

Hrstka Tomas vs. Hajek Miroslav: Total Games O/U 4.5
block 91,999,754 · 2026-08-14 10:50:58 UTC · tennis · 3 proposers

0xa0b621…3891wonidx 210:50:56.332first
0x3ca4d8…71c5lostidx 910:50:56.896+564 ms
0xcd172a…492alostidx 710:50:57.028+696 ms

Game Handicap: Hryhorenko Stepan (-1.5) vs Emets Ihor (+1.5)
block 91,999,268 · 2026-08-14 10:38:49 UTC · tennis · 3 proposers winner was not first to mempool

0x89e4e7…a8b5lostidx 310:38:46.676first
0x3ca4d8…71c5lostidx 810:38:47.956+1280 ms
0xa0b621…3891wonidx 0not seen (private)

Emets Ihor vs. Hryhorenko Stepan: Total Games O/U 4.5
block 91,999,268 · 2026-08-14 10:38:49 UTC · tennis · 3 proposers winner was not first to mempool

0x89e4e7…a8b5lostidx 410:38:46.670first
0x3ca4d8…71c5lostidx 710:38:47.956+1286 ms
0xa0b621…3891wonidx 2not seen (private)

Emets Ihor vs. Hryhorenko Stepan: Total Games O/U 3.5
block 91,999,268 · 2026-08-14 10:38:49 UTC · tennis · 3 proposers winner was not first to mempool

0x89e4e7…a8b5lostidx 510:38:46.644first
0x3ca4d8…71c5lostidx 610:38:46.997+353 ms
0xa0b621…3891wonidx 1not seen (private)

Map Handicap: BBP (-1.5) vs HyperSpirit (+1.5)
block 91,999,202 · 2026-08-14 10:37:10 UTC · esports · 2 proposers

0xe96e92…f2d5wonidx 110:37:08.607first
0xc537ec…3f19lostidx 710:37:08.736+129 ms

Counter-Strike: HyperSpirit vs Bebop (BO3) - NODWIN Clutch Series Play-In Group B
block 91,999,202 · 2026-08-14 10:37:10 UTC · esports · 2 proposers winner was not first to mempool

0xc537ec…3f19lostidx 510:37:08.207first
0xe96e92…f2d5wonidx 010:37:08.593+386 ms

Rulc Lukas vs. Vyskocil Marek: Total Games O/U 3.5
block 91,998,982 · 2026-08-14 10:31:40 UTC · tennis · 2 proposers winner was not first to mempool

0x3ca4d8…71c5lostidx 310:31:38.931first
0xa0b621…3891wonidx 1not seen (private)

Game Handicap: Obishchenko Andrii (-1.5) vs Sopivnyk Ruslan (+1.5)
block 91,998,704 · 2026-08-14 10:24:43 UTC · tennis · 2 proposers winner was not first to mempool

0x3ca4d8…71c5lostidx 310:24:40.584first
0xcd172a…492awonidx 210:24:40.774+190 ms

Kaidakov Volodymyr vs. Pohonov Oleksandr: Total Games O/U 4.5
block 91,998,578 · 2026-08-14 10:21:34 UTC · tennis · 4 proposers winner was not first to mempool

0x89e4e7…a8b5lostidx 410:21:31.721first
0x3ca4d8…71c5lostidx 710:21:32.139+418 ms
0xcd172a…492alostidx 310:21:32.445+724 ms
0xa0b621…3891wonidx 2not seen (private)

Game Handicap: Pohonov Oleksandr (-1.5) vs Kaidakov Volodymyr (+1.5)
block 91,998,578 · 2026-08-14 10:21:34 UTC · tennis · 3 proposers winner was not first to mempool

0x89e4e7…a8b5lostidx 510:21:31.721first
0x3ca4d8…71c5lostidx 810:21:32.139+418 ms
0xa0b621…3891wonidx 1not seen (private)

Maliuk Serhii vs. Kuzmenko Dmytro: Total Games O/U 4.5
block 91,998,267 · 2026-08-14 10:13:48 UTC · tennis · 3 proposers winner was not first to mempool

0x89e4e7…a8b5lostidx 410:13:46.204first
0x3ca4d8…71c5lostidx 1010:13:46.460+256 ms
0xa0b621…3891wonidx 2not seen (private)

Maliuk Serhii vs. Kuzmenko Dmytro: Total Games O/U 3.5
block 91,998,267 · 2026-08-14 10:13:48 UTC · tennis · 2 proposers winner was not first to mempool

0x89e4e7…a8b5lostidx 510:13:46.209first
0xa0b621…3891wonidx 1not seen (private)

Ethereum above 1,810 on August 14, 6AM ET?
block 91,997,715 · 2026-08-14 10:00:00 UTC · crypto · 2 proposers winner was not first to mempool

0x94f7ef…6faflostidx 609:59:58.496first
0x560acc…4f85wonidx 1not seen (private)

Ethereum above 1,860 on August 14, 6AM ET?
block 91,997,715 · 2026-08-14 10:00:00 UTC · crypto · 2 proposers winner was not first to mempool

0x94f7ef…6faflostidx 609:59:58.496first
0x560acc…4f85wonidx 1not seen (private)

Ethereum above 1,790 on August 14, 6AM ET?
block 91,997,715 · 2026-08-14 10:00:00 UTC · crypto · 2 proposers winner was not first to mempool

0x94f7ef…6faflostidx 609:59:58.496first
0x560acc…4f85wonidx 1not seen (private)

Ethereum above 1,880 on August 14, 6AM ET?
block 91,997,715 · 2026-08-14 10:00:00 UTC · crypto · 2 proposers winner was not first to mempool

0x94f7ef…6faflostidx 609:59:58.496first
0x560acc…4f85wonidx 0not seen (private)

Ethereum above 1,890 on August 14, 6AM ET?
block 91,997,715 · 2026-08-14 10:00:00 UTC · crypto · 2 proposers winner was not first to mempool

0x94f7ef…6faflostidx 609:59:58.496first
0x560acc…4f85wonidx 1not seen (private)

Ethereum above 1,940 on August 14, 6AM ET?
block 91,997,715 · 2026-08-14 10:00:00 UTC · crypto · 2 proposers winner was not first to mempool

0x94f7ef…6faflostidx 609:59:58.496first
0x560acc…4f85wonidx 1not seen (private)

Ethereum above 1,800 on August 14, 6AM ET?
block 91,997,715 · 2026-08-14 10:00:00 UTC · crypto · 2 proposers winner was not first to mempool

0x94f7ef…6faflostidx 609:59:58.496first
0x560acc…4f85wonidx 1not seen (private)

Ethereum above 1,930 on August 14, 6AM ET?
block 91,997,715 · 2026-08-14 10:00:00 UTC · crypto · 2 proposers winner was not first to mempool

0x94f7ef…6faflostidx 609:59:58.496first
0x560acc…4f85wonidx 1not seen (private)

Ethereum above 1,900 on August 14, 6AM ET?
block 91,997,715 · 2026-08-14 10:00:00 UTC · crypto · 2 proposers winner was not first to mempool

0x94f7ef…6faflostidx 609:59:58.496first
0x560acc…4f85wonidx 1not seen (private)

Ethereum above 1,850 on August 14, 6AM ET?
block 91,997,715 · 2026-08-14 10:00:00 UTC · crypto · 2 proposers winner was not first to mempool

0x94f7ef…6faflostidx 609:59:58.496first
0x560acc…4f85wonidx 1not seen (private)

Ethereum above 1,830 on August 14, 6AM ET?
block 91,997,715 · 2026-08-14 10:00:00 UTC · crypto · 2 proposers winner was not first to mempool

0x94f7ef…6faflostidx 609:59:58.496first
0x560acc…4f85wonidx 1not seen (private)

Ethereum above 1,820 on August 14, 6AM ET?
block 91,997,715 · 2026-08-14 10:00:00 UTC · crypto · 2 proposers winner was not first to mempool

0x94f7ef…6faflostidx 609:59:58.496first
0x560acc…4f85wonidx 1not seen (private)

Ethereum above 1,920 on August 14, 6AM ET?
block 91,997,715 · 2026-08-14 10:00:00 UTC · crypto · 2 proposers winner was not first to mempool

0x94f7ef…6faflostidx 609:59:58.496first
0x560acc…4f85wonidx 1not seen (private)

Ethereum above 1,840 on August 14, 6AM ET?
block 91,997,715 · 2026-08-14 10:00:00 UTC · crypto · 2 proposers winner was not first to mempool

0x94f7ef…6faflostidx 609:59:58.496first
0x560acc…4f85wonidx 1not seen (private)

Ethereum above 1,910 on August 14, 6AM ET?
block 91,997,715 · 2026-08-14 10:00:00 UTC · crypto · 2 proposers winner was not first to mempool

0x94f7ef…6faflostidx 609:59:58.496first
0x560acc…4f85wonidx 1not seen (private)

Ethereum above 1,950 on August 14, 6AM ET?
block 91,997,715 · 2026-08-14 10:00:00 UTC · crypto · 2 proposers winner was not first to mempool

0x94f7ef…6faflostidx 609:59:58.496first
0x560acc…4f85wonidx 1not seen (private)

Klymenko Kostiantyn vs. Mytsyk Oleksandr: Total Games O/U 4.5
block 91,997,449 · 2026-08-14 09:53:21 UTC · tennis · 4 proposers winner was not first to mempool

0x89e4e7…a8b5lostidx 509:53:18.588first
0x3ca4d8…71c5lostidx 1009:53:18.903+315 ms
0xcd172a…492alostidx 209:53:19.177+589 ms
0xa0b621…3891wonidx 1not seen (private)

Game Handicap: Klymenko Kostiantyn (-1.5) vs Mytsyk Oleksandr (+1.5)
block 91,997,449 · 2026-08-14 09:53:21 UTC · tennis · 3 proposers winner was not first to mempool

0x89e4e7…a8b5lostidx 409:53:18.588first
0x3ca4d8…71c5lostidx 1109:53:18.903+315 ms
0xa0b621…3891wonidx 0not seen (private)

Kovshun Yaroslav vs. Holoborodko Evhenii: Total Games O/U 4.5
block 91,997,424 · 2026-08-14 09:52:43 UTC · tennis · 2 proposers winner was not first to mempool

0x89e4e7…a8b5lostidx 309:52:41.662first
0xa0b621…3891wonidx 2not seen (private)

Game Handicap: Holoborodko Evhenii (-1.5) vs Kovshun Yaroslav (+1.5)
block 91,997,424 · 2026-08-14 09:52:43 UTC · tennis · 2 proposers winner was not first to mempool

0x89e4e7…a8b5lostidx 409:52:41.650first
0xa0b621…3891wonidx 1not seen (private)

Cui vs. Dougaz: Set 2 Games O/U 10.5
block 91,997,330 · 2026-08-14 09:50:22 UTC · tennis · 2 proposers

0xadf0df…0071wonidx None09:50:20.393first
0x89e4e7…a8b5lostidx 309:50:20.656+263 ms

Cui vs. Dougaz: Set 2 Games O/U 8.5
block 91,997,330 · 2026-08-14 09:50:22 UTC · tennis · 2 proposers

0xadf0df…0071wonidx None09:50:20.393first
0x89e4e7…a8b5lostidx 209:50:20.670+277 ms

Set 2 Winner: Cui vs Dougaz
block 91,997,330 · 2026-08-14 09:50:22 UTC · tennis · 2 proposers

0xadf0df…0071wonidx None09:50:20.393first
0x89e4e7…a8b5lostidx 409:50:20.663+270 ms

Game Handicap: Kolman Leon (-1.5) vs Hrstka Tomas (+1.5)
block 91,997,326 · 2026-08-14 09:50:16 UTC · tennis · 2 proposers winner was not first to mempool

0x89e4e7…a8b5lostidx 409:50:14.718first
0xa0b621…3891wonidx 0not seen (private)

Hrstka Tomas vs. Kolman Leon: Total Games O/U 3.5
block 91,997,326 · 2026-08-14 09:50:16 UTC · tennis · 4 proposers winner was not first to mempool

0x3ca4d8…71c5lostidx 609:50:14.386first
0xcd172a…492alostidx 309:50:14.686+300 ms
0x89e4e7…a8b5lostidx 509:50:14.729+343 ms
0xa0b621…3891wonidx 1not seen (private)

Hrstka Tomas vs. Kolman Leon: Total Games O/U 4.5
block 91,997,326 · 2026-08-14 09:50:16 UTC · tennis · 2 proposers winner was not first to mempool

0x3ca4d8…71c5lostidx 709:50:14.386first
0xa0b621…3891wonidx 2not seen (private)

Map 2 Rounds Handicap: Bebop (-3.5) vs HyperSpirit (+3.5)
block 91,997,133 · 2026-08-14 09:45:27 UTC · esports · 2 proposers

0xe96e92…f2d5wonidx 009:45:24.475first
0xc537ec…3f19lostidx 409:45:24.703+228 ms

Map 2 Total Rounds: Over/Under 24.5
block 91,997,133 · 2026-08-14 09:45:27 UTC · esports · 2 proposers winner was not first to mempool

0xc537ec…3f19lostidx 309:45:24.265first
0xe96e92…f2d5wonidx 209:45:24.502+237 ms

Counter-Strike: HyperSpirit vs Bebop - Map 2 Winner
block 91,997,132 · 2026-08-14 09:45:25 UTC · esports · 2 proposers winner was not first to mempool

0xc537ec…3f19lostidx 309:45:23.508first
0xe96e92…f2d5wonidx 209:45:23.814+306 ms

Kasian Danylo vs. Vivatenko Mykhailo: Total Games O/U 4.5
block 91,996,730 · 2026-08-14 09:35:22 UTC · tennis · 3 proposers winner was not first to mempool

0x3ca4d8…71c5lostidx 709:35:20.176first
0xcd172a…492alostidx 509:35:20.523+347 ms
0xa0b621…3891wonidx 3not seen (private)