diff --git a/api/bin/chainflip-ingress-egress-tracker/src/witnessing/snapshots/chainflip_ingress_egress_tracker__witnessing__state_chain__tests__handle_deposit_calls-2.snap b/api/bin/chainflip-ingress-egress-tracker/src/witnessing/snapshots/chainflip_ingress_egress_tracker__witnessing__state_chain__tests__handle_deposit_calls-2.snap
index 2bc2890ef3..024d4127f4 100644
--- a/api/bin/chainflip-ingress-egress-tracker/src/witnessing/snapshots/chainflip_ingress_egress_tracker__witnessing__state_chain__tests__handle_deposit_calls-2.snap
+++ b/api/bin/chainflip-ingress-egress-tracker/src/witnessing/snapshots/chainflip_ingress_egress_tracker__witnessing__state_chain__tests__handle_deposit_calls-2.snap
@@ -3,4 +3,4 @@ source: api/bin/chainflip-ingress-egress-tracker/src/witnessing/state_chain.rs
 assertion_line: 487
 expression: "store.storage.get(format!(\"deposit:Polkadot:{}\", format!\n                (\"0x{}\", hex ::\n                encode(polkadot_account_id.aliased_ref()))).as_str()).unwrap()"
 ---
-[{"amount":"0x64","asset":{"asset":"DOT","chain":"Polkadot"},"deposit_chain_block_height":1}]
+[{"amount":"0x64","asset":{"asset":"DOT","chain":"Polkadot"},"deposit_chain_block_height":1,"deposit_details":{"extrinsic_index":1}}]
diff --git a/api/bin/chainflip-ingress-egress-tracker/src/witnessing/snapshots/chainflip_ingress_egress_tracker__witnessing__state_chain__tests__handle_deposit_calls-3.snap b/api/bin/chainflip-ingress-egress-tracker/src/witnessing/snapshots/chainflip_ingress_egress_tracker__witnessing__state_chain__tests__handle_deposit_calls-3.snap
index aafc0683b6..a12dc7e5ef 100644
--- a/api/bin/chainflip-ingress-egress-tracker/src/witnessing/snapshots/chainflip_ingress_egress_tracker__witnessing__state_chain__tests__handle_deposit_calls-3.snap
+++ b/api/bin/chainflip-ingress-egress-tracker/src/witnessing/snapshots/chainflip_ingress_egress_tracker__witnessing__state_chain__tests__handle_deposit_calls-3.snap
@@ -3,4 +3,4 @@ source: api/bin/chainflip-ingress-egress-tracker/src/witnessing/state_chain.rs
 assertion_line: 497
 expression: "store.storage.get(format!(\"deposit:Ethereum:{}\",\n                eth_address_str2.to_lowercase()).as_str()).unwrap()"
 ---
-[{"amount":"0x64","asset":{"asset":"ETH","chain":"Ethereum"},"deposit_chain_block_height":1}]
+[{"amount":"0x64","asset":{"asset":"ETH","chain":"Ethereum"},"deposit_chain_block_height":1,"deposit_details":null}]
diff --git a/api/bin/chainflip-ingress-egress-tracker/src/witnessing/snapshots/chainflip_ingress_egress_tracker__witnessing__state_chain__tests__handle_deposit_calls-4.snap b/api/bin/chainflip-ingress-egress-tracker/src/witnessing/snapshots/chainflip_ingress_egress_tracker__witnessing__state_chain__tests__handle_deposit_calls-4.snap
index 242c6f9a20..911ef47e1e 100644
--- a/api/bin/chainflip-ingress-egress-tracker/src/witnessing/snapshots/chainflip_ingress_egress_tracker__witnessing__state_chain__tests__handle_deposit_calls-4.snap
+++ b/api/bin/chainflip-ingress-egress-tracker/src/witnessing/snapshots/chainflip_ingress_egress_tracker__witnessing__state_chain__tests__handle_deposit_calls-4.snap
@@ -3,4 +3,4 @@ source: api/bin/chainflip-ingress-egress-tracker/src/witnessing/state_chain.rs
 assertion_line: 521
 expression: "store.storage.get(format!(\"deposit:Ethereum:{}\",\n                eth_address_str1.to_lowercase()).as_str()).unwrap()"
 ---
-[{"amount":"0x64","asset":{"asset":"ETH","chain":"Ethereum"},"deposit_chain_block_height":1},{"amount":"0x1e8480","asset":{"asset":"ETH","chain":"Ethereum"},"deposit_chain_block_height":1}]
+[{"amount":"0x64","asset":{"asset":"ETH","chain":"Ethereum"},"deposit_chain_block_height":1,"deposit_details":null},{"amount":"0x1e8480","asset":{"asset":"ETH","chain":"Ethereum"},"deposit_chain_block_height":1,"deposit_details":null}]
diff --git a/api/bin/chainflip-ingress-egress-tracker/src/witnessing/snapshots/chainflip_ingress_egress_tracker__witnessing__state_chain__tests__handle_deposit_calls.snap b/api/bin/chainflip-ingress-egress-tracker/src/witnessing/snapshots/chainflip_ingress_egress_tracker__witnessing__state_chain__tests__handle_deposit_calls.snap
index fa3c0c426d..417a687ccd 100644
--- a/api/bin/chainflip-ingress-egress-tracker/src/witnessing/snapshots/chainflip_ingress_egress_tracker__witnessing__state_chain__tests__handle_deposit_calls.snap
+++ b/api/bin/chainflip-ingress-egress-tracker/src/witnessing/snapshots/chainflip_ingress_egress_tracker__witnessing__state_chain__tests__handle_deposit_calls.snap
@@ -3,4 +3,4 @@ source: api/bin/chainflip-ingress-egress-tracker/src/witnessing/state_chain.rs
 assertion_line: 483
 expression: "store.storage.get(format!(\"deposit:Ethereum:{}\",\n                eth_address_str1.to_lowercase()).as_str()).unwrap()"
 ---
-[{"amount":"0x64","asset":{"asset":"ETH","chain":"Ethereum"},"deposit_chain_block_height":1}]
+[{"amount":"0x64","asset":{"asset":"ETH","chain":"Ethereum"},"deposit_chain_block_height":1,"deposit_details":null}]
diff --git a/api/bin/chainflip-ingress-egress-tracker/src/witnessing/state_chain.rs b/api/bin/chainflip-ingress-egress-tracker/src/witnessing/state_chain.rs
index 1035c0019d..85818481de 100644
--- a/api/bin/chainflip-ingress-egress-tracker/src/witnessing/state_chain.rs
+++ b/api/bin/chainflip-ingress-egress-tracker/src/witnessing/state_chain.rs
@@ -4,7 +4,7 @@ use crate::{
 };
 use cf_chains::{
 	address::ToHumanreadableAddress,
-	dot::PolkadotTransactionId,
+	dot::{PolkadotExtrinsicIndex, PolkadotTransactionId},
 	evm::{SchnorrVerificationComponents, H256},
 	AnyChain, Arbitrum, Bitcoin, Chain, Ethereum, Polkadot,
 };
@@ -58,6 +58,15 @@ enum TransactionId {
 	Arbitrum { signature: SchnorrVerificationComponents },
 }
 
+#[derive(Serialize)]
+#[serde(untagged)]
+enum DepositDetails {
+	Bitcoin { tx_id: H256, vout: u32 },
+	Ethereum { tx_hashes: Vec<H256> },
+	Polkadot { extrinsic_index: PolkadotExtrinsicIndex },
+	Arbitrum { tx_hashes: Vec<H256> },
+}
+
 #[derive(Serialize)]
 #[serde(untagged)]
 enum WitnessInformation {
@@ -67,6 +76,7 @@ enum WitnessInformation {
 		deposit_address: String,
 		amount: NumberOrHex,
 		asset: cf_chains::assets::any::Asset,
+		deposit_details: Option<DepositDetails>,
 	},
 	Broadcast {
 		#[serde(skip_serializing)]
@@ -121,6 +131,10 @@ impl From<DepositInfo<Ethereum>> for WitnessInformation {
 			deposit_address: hex_encode_bytes(value.deposit_address.as_bytes()),
 			amount: value.amount.into(),
 			asset: value.asset.into(),
+			deposit_details: value
+				.deposit_details
+				.tx_hashes
+				.map(|tx_hashes| DepositDetails::Ethereum { tx_hashes }),
 		}
 	}
 }
@@ -132,6 +146,10 @@ impl From<DepositInfo<Bitcoin>> for WitnessInformation {
 			deposit_address: value.deposit_address.to_humanreadable(network),
 			amount: value.amount.into(),
 			asset: value.asset.into(),
+			deposit_details: Some(DepositDetails::Bitcoin {
+				tx_id: value.deposit_details.tx_id,
+				vout: value.deposit_details.vout,
+			}),
 		}
 	}
 }
@@ -143,6 +161,9 @@ impl From<DepositInfo<Polkadot>> for WitnessInformation {
 			deposit_address: hex_encode_bytes(value.deposit_address.aliased_ref()),
 			amount: value.amount.into(),
 			asset: value.asset.into(),
+			deposit_details: Some(DepositDetails::Polkadot {
+				extrinsic_index: value.deposit_details,
+			}),
 		}
 	}
 }
@@ -154,6 +175,10 @@ impl From<DepositInfo<Arbitrum>> for WitnessInformation {
 			deposit_address: hex_encode_bytes(value.deposit_address.as_bytes()),
 			amount: value.amount.into(),
 			asset: value.asset.into(),
+			deposit_details: value
+				.deposit_details
+				.tx_hashes
+				.map(|tx_hashes| DepositDetails::Arbitrum { tx_hashes }),
 		}
 	}
 }
@@ -208,15 +233,8 @@ where
 			deposit_witnesses,
 			block_height,
 		}) =>
-			for witness in deposit_witnesses as Vec<DepositWitness<Polkadot>> {
-				store
-					.save_to_array(&WitnessInformation::from((
-						witness,
-						block_height,
-						chainflip_network,
-					)))
-					.await?;
-			},
+			save_deposit_witnesses(store, deposit_witnesses, block_height, chainflip_network)
+				.await?,
 		ArbitrumIngressEgress(IngressEgressCall::process_deposits {
 			deposit_witnesses,
 			block_height,