diff --git a/api/src/event.rs b/api/src/event.rs
index 1eaaeed..1ac4221 100644
--- a/api/src/event.rs
+++ b/api/src/event.rs
@@ -3,13 +3,14 @@ use steel::*;
 use crate::state::{RewardConfig, SwapDirection};
 
 pub enum OreEvent {
-    Swap = 0,
-    Reward = 1,
-    Open = 2,
-    Commit = 3,
-    Deposit = 4,
-    Withdraw = 5,
+    Commit = 0,
+    Deposit = 1,
+    Mine = 2,
+    Open = 3,
+    Reward = 4,
+    Swap = 5,
     Uncommit = 6,
+    Withdraw = 7,
 }
 
 #[repr(C)]
@@ -80,6 +81,28 @@ pub struct RewardEvent {
     pub ts: i64,
 }
 
+#[repr(C)]
+#[derive(Clone, Copy, Debug, Default, PartialEq, Pod, Zeroable)]
+pub struct MineEvent {
+    /// The event discriminator.
+    pub disc: u64,
+
+    /// The authority who mined.
+    pub authority: Pubkey,
+
+    /// The block id.
+    pub block_id: u64,
+
+    /// The amount of hashes deployed.
+    pub deployed: u64,
+
+    /// The total amount of hashes deployed in the block.
+    pub total_deployed: u64,
+
+    /// The timestamp of the event.
+    pub ts: i64,
+}
+
 #[repr(u8)]
 #[derive(Clone, Copy, Debug, Eq, PartialEq, TryFromPrimitive)]
 pub enum RewardsType {
@@ -236,4 +259,5 @@ event!(CommitEvent);
 event!(DepositEvent);
 event!(WithdrawEvent);
 event!(UncommitEvent);
+event!(MineEvent);
 event!(CloseEvent);
diff --git a/api/src/sdk.rs b/api/src/sdk.rs
index 5ba10a2..34c2da3 100644
--- a/api/src/sdk.rs
+++ b/api/src/sdk.rs
@@ -93,8 +93,6 @@ pub fn mine(signer: Pubkey, id: u64, amount: u64) -> Instruction {
     }
 }
 
-// let [signer_info, block_info, commitment_info, market_info, miner_info, mint_info, permit_info, sender_info, system_program, token_program, slot_hashes_sysvar] =
-
 pub fn commit(
     signer: Pubkey,
     amount: u64,
@@ -187,10 +185,6 @@ pub fn deposit(signer: Pubkey, id: u64, amount: u64) -> Instruction {
     }
 }
 
-// let [signer_info, block_info, collateral_info, mint_ore_info, sender_info, stake_info, system_program, token_program] =
-
-// let [signer_info, block_info, collateral_info, market_info, mint_base_info, mint_quote_info, stake_info, tokens_base_info, tokens_quote_info, vault_base_info, vault_quote_info, system_program, token_program, associated_token_program] =
-
 pub fn swap(
     signer: Pubkey,
     id: u64,
diff --git a/program/src/mine.rs b/program/src/mine.rs
index ded31c4..2ec5614 100644
--- a/program/src/mine.rs
+++ b/program/src/mine.rs
@@ -11,7 +11,7 @@ pub fn process_mine(accounts: &[AccountInfo<'_>], data: &[u8]) -> ProgramResult
 
     // Load accounts.
     let clock = Clock::get()?;
-    let [signer_info, authority_info, block_info, commitment_info, market_info, miner_info, mint_hash_info, mint_ore_info, permit_info, recipient_info, treasury_info, treasury_tokens_info, system_program, token_program, slot_hashes_sysvar] =
+    let [signer_info, authority_info, block_info, commitment_info, market_info, miner_info, mint_hash_info, mint_ore_info, permit_info, recipient_info, treasury_info, system_program, token_program, slot_hashes_sysvar] =
         accounts
     else {
         return Err(ProgramError::NotEnoughAccountKeys);
@@ -42,9 +42,6 @@ pub fn process_mine(accounts: &[AccountInfo<'_>], data: &[u8]) -> ProgramResult
         .is_writable()?
         .as_associated_token_account(&miner.authority, &MINT_ADDRESS)?;
     treasury_info.has_address(&TREASURY_ADDRESS)?;
-    let treasury_tokens = treasury_tokens_info
-        .is_writable()?
-        .as_associated_token_account(&treasury_info.key, &mint_ore_info.key)?;
     system_program.is_program(&system_program::ID)?;
     token_program.is_program(&spl_token::ID)?;
     slot_hashes_sysvar.is_sysvar(&sysvar::slot_hashes::ID)?;
@@ -147,6 +144,17 @@ pub fn process_mine(accounts: &[AccountInfo<'_>], data: &[u8]) -> ProgramResult
         .log();
     }
 
+    // Emit event.
+    MineEvent {
+        disc: OreEvent::Mine as u64,
+        authority: miner.authority,
+        block_id: block.id,
+        deployed: amount,
+        total_deployed: block.total_deployed,
+        ts: clock.unix_timestamp,
+    }
+    .log_return();
+
     Ok(())
 }