Transaction

What happened, step by step

1. atomik-bot-1.testnet to atomik-pool-1.testnet

   execute_arbitrage()

   Arguments (697 bytes)

   {
     "actions": [
       {
         "amount_in": null,
         "min_amount_out": "1",
         "pool_id": 17,
         "token_in": "wrap.testnet",
         "token_out": "ref.fakes.testnet"
       },
       {
         "amount_in": null,
         "min_amount_out": "1",
         "pool_id": 341,
         "token_in": "ref.fakes.testnet",
         "token_out": "nusdt.ft-fin.testnet"
       },
       {
         "amount_in": null,
         "min_amount_out": "1",
         "pool_id": 1,
         "token_in": "nusdt.ft-fin.testnet",
         "token_out": "nusdc.ft-fin.testnet"
       },
       {
         "amount_in": null,
         "min_amount_out": "1",
         "pool_id": 631,
         "token_in": "nusdc.ft-fin.testnet",
         "token_out": "lnc.factory.tokenhub.testnet"
       },
       {
         "amount_in": null,
         "min_amount_out": "1",
         "pool_id": 395,
         "token_in": "lnc.factory.tokenhub.testnet",
         "token_out": "wrap.testnet"
       }
     ],
     "amount": "31733250462017757949363494",
     "min_profit": "0",
     "token": "wrap.testnet"
   }

   Logs (2)

   Arbitrage started: arb_id=arb_1765646220549590986_74, token=wrap.testnet, amount=31733250462017757949363494, fee=28559925415815982154427, min_profit=0, caller=atomik-bot-1.testnet
   Last swap min_amount_out set to 31761810387433573931517921 for atomicity guarantee

2. atomik-pool-1.testnet to wrap.testnet

   ft_transfer_call() with 1 yoctoNEAR

   Arguments (881 bytes)

   {
     "receiver_id": "ref-finance-101.testnet",
     "amount": "31733250462017757949363494",
     "memo": "arbitrage:arb_1765646220549590986_74",
     "msg": "{\"actions\":[{\"pool_id\":17,\"token_in\":\"wrap.testnet\",\"token_out\":\"ref.fakes.testnet\",\"amount_in\":null,\"min_amount_out\":\"1\"},{\"pool_id\":341,\"token_in\":\"ref.fakes.testnet\",\"token_out\":\"nusdt.ft-fin.testnet\",\"amount_in\":null,\"min_amount_out\":\"1\"},{\"pool_id\":1,\"token_in\":\"nusdt.ft-fin.testnet\",\"token_out\":\"nusdc.ft-fin.testnet\",\"amount_in\":null,\"min_amount_out\":\"1\"},{\"pool_id\":631,\"token_in\":\"nusdc.ft-fin.testnet\",\"token_out\":\"lnc.factory.tokenhub.testnet\",\"amount_in\":null,\"min_amount_out\":\"1\"},{\"pool_id\":395,\"token_in\":\"lnc.factory.tokenhub.testnet\",\"token_out\":\"wrap.testnet\",\"amount_in\":null,\"min_amount_out\":\"31761810387433573931517921\"}],\"referral_id\":null}"
   }

   Logs (2)

   Transfer 31733250462017757949363494 from atomik-pool-1.testnet to ref-finance-101.testnet
   Memo: arbitrage:arb_1765646220549590986_74

3. wrap.testnet to ref-finance-101.testnet · failed

   ft_on_transfer()

   Arguments (831 bytes)

   {
     "sender_id": "atomik-pool-1.testnet",
     "amount": "31733250462017757949363494",
     "msg": "{\"actions\":[{\"pool_id\":17,\"token_in\":\"wrap.testnet\",\"token_out\":\"ref.fakes.testnet\",\"amount_in\":null,\"min_amount_out\":\"1\"},{\"pool_id\":341,\"token_in\":\"ref.fakes.testnet\",\"token_out\":\"nusdt.ft-fin.testnet\",\"amount_in\":null,\"min_amount_out\":\"1\"},{\"pool_id\":1,\"token_in\":\"nusdt.ft-fin.testnet\",\"token_out\":\"nusdc.ft-fin.testnet\",\"amount_in\":null,\"min_amount_out\":\"1\"},{\"pool_id\":631,\"token_in\":\"nusdc.ft-fin.testnet\",\"token_out\":\"lnc.factory.tokenhub.testnet\",\"amount_in\":null,\"min_amount_out\":\"1\"},{\"pool_id\":395,\"token_in\":\"lnc.factory.tokenhub.testnet\",\"token_out\":\"wrap.testnet\",\"amount_in\":null,\"min_amount_out\":\"31761810387433573931517921\"}],\"referral_id\":null}"
   }

   Smart contract panicked: panicked at 'E68: slippage error', ref-exchange/src/simple_pool.rs:313:9

   Logs (8)

   Swapped 31733250462017757949363494 wrap.testnet for 127550913009744110287283 ref.fakes.testnet
   Exchange ref-finance-101.testnet got 442102632801518674309730 shares, No referral fee
   Swapped 127550913009744110287283 ref.fakes.testnet for 4711 nusdt.ft-fin.testnet
   Exchange ref-finance-101.testnet got 16092326916980385360 shares, No referral fee
   Swapped 4711 nusdt.ft-fin.testnet for 848 nusdc.ft-fin.testnet
   Exchange ref-finance-101.testnet got 3915699376297087095 shares, No referral fee
   Swapped 848 nusdc.ft-fin.testnet for 68736849462648525626 lnc.factory.tokenhub.testnet
   Exchange ref-finance-101.testnet got 5902263244148840653 shares, No referral fee

4. wrap.testnet to wrap.testnet

   ft_resolve_transfer()

   Arguments (115 bytes)

   {
     "sender_id": "atomik-pool-1.testnet",
     "receiver_id": "ref-finance-101.testnet",
     "amount": "31733250462017757949363494"
   }

   Logs (1)

   Refund 31733250462017757949363494 from ref-finance-101.testnet to atomik-pool-1.testnet

5. atomik-pool-1.testnet to atomik-pool-1.testnet

   on_arbitrage_swap_complete()

   Arguments (39 bytes)

   {
     "arb_id": "arb_1765646220549590986_74"
   }

   Logs (1)

   Swap completed successfully. Returned: 0

6. atomik-pool-1.testnet to wrap.testnet

   ft_balance_of()

   Arguments (38 bytes)

   {
     "account_id": "atomik-pool-1.testnet"
   }

7. atomik-pool-1.testnet to atomik-pool-1.testnet · failed

   distribute_profit()

   Arguments (39 bytes)

   {
     "arb_id": "arb_1765646220549590986_74"
   }

   Smart contract panicked: panicked at src/lib.rs:1194:9: Atomicity Violated! Swap output 31733250462017757949363494 < Required 31761810387433573931517921

7 automatic refund steps from the network not shown.

Check this yourself

This page reads FastNEAR's public transaction index and stores nothing. This command asks a NEAR archival node for the same transaction and needs no keys.

curl -s https://archival-rpc.testnet.fastnear.com -H 'Content-Type: application/json' -d '{"jsonrpc":"2.0","id":1,"method":"tx","params":{"tx_hash":"5wmDEmGt54aHUmDVm2pSZMtk82RtUPpQQ3JecCPLY3Vr","sender_account_id":"atomik-bot-1.testnet","wait_until":"FINAL"}}'

Vouch has its own page because testnet.nearblocks.io stopped indexing on 27 Sep 2026, so it can't show newer transactions.