diff --git a/integration_test/tests/mining.rs b/integration_test/tests/mining.rs
index 0875e539..7764345c 100644
--- a/integration_test/tests/mining.rs
+++ b/integration_test/tests/mining.rs
@@ -60,7 +60,7 @@ fn mining__get_mining_info() {
 fn mining__get_network_hash_ps() {
     let node = BitcoinD::with_wallet(Wallet::Default, &[]);
     node.fund_wallet();
-    let _ = node.client.get_network_hash_ps().expect("rpc");
+    let _: f64 = node.client.get_network_hash_ps().expect("rpc");
 }
 
 #[test]
diff --git a/types/src/v17/mod.rs b/types/src/v17/mod.rs
index 0ef6aa0a..c2c546de 100644
--- a/types/src/v17/mod.rs
+++ b/types/src/v17/mod.rs
@@ -83,7 +83,7 @@
 //! |:-----------------------------------|:---------------:|:--------------------------------------:|
 //! | getblocktemplate                   | version + model |                                        |
 //! | getmininginfo                      | version + model |                                        |
-//! | getnetworkhashps                   | returns boolean |                                        |
+//! | getnetworkhashps                   | returns numeric |                                        |
 //! | prioritisetransaction              | returns boolean |                                        |
 //! | submitblock                        | returns nothing |                                        |
 //!
diff --git a/types/src/v18/mod.rs b/types/src/v18/mod.rs
index 142ea608..135df268 100644
--- a/types/src/v18/mod.rs
+++ b/types/src/v18/mod.rs
@@ -84,7 +84,7 @@
 //! |:-----------------------------------|:---------------:|:--------------------------------------:|
 //! | getblocktemplate                   | version + model |                                        |
 //! | getmininginfo                      | version + model |                                        |
-//! | getnetworkhashps                   | returns boolean |                                        |
+//! | getnetworkhashps                   | returns numeric |                                        |
 //! | prioritisetransaction              | returns boolean |                                        |
 //! | submitblock                        | returns nothing |                                        |
 //! | submitheader                       | returns nothing |                                        |
diff --git a/types/src/v19/mod.rs b/types/src/v19/mod.rs
index 4d05bdd1..59a116a2 100644
--- a/types/src/v19/mod.rs
+++ b/types/src/v19/mod.rs
@@ -84,7 +84,7 @@
 //! |:-----------------------------------|:---------------:|:--------------------------------------:|
 //! | getblocktemplate                   | version + model |                                        |
 //! | getmininginfo                      | version + model |                                        |
-//! | getnetworkhashps                   | returns boolean |                                        |
+//! | getnetworkhashps                   | returns numeric |                                        |
 //! | prioritisetransaction              | returns boolean |                                        |
 //! | submitblock                        | returns nothing |                                        |
 //! | submitheader                       | returns nothing |                                        |
diff --git a/types/src/v20/mod.rs b/types/src/v20/mod.rs
index 7124547f..c97ead88 100644
--- a/types/src/v20/mod.rs
+++ b/types/src/v20/mod.rs
@@ -85,7 +85,7 @@
 //! |:-----------------------------------|:---------------:|:--------------------------------------:|
 //! | getblocktemplate                   | version + model |                                        |
 //! | getmininginfo                      | version + model |                                        |
-//! | getnetworkhashps                   | returns boolean |                                        |
+//! | getnetworkhashps                   | returns numeric |                                        |
 //! | prioritisetransaction              | returns boolean |                                        |
 //! | submitblock                        | returns nothing |                                        |
 //! | submitheader                       | returns nothing |                                        |
diff --git a/types/src/v21/mod.rs b/types/src/v21/mod.rs
index 24fcf809..25420419 100644
--- a/types/src/v21/mod.rs
+++ b/types/src/v21/mod.rs
@@ -86,7 +86,7 @@
 //! |:-----------------------------------|:---------------:|:--------------------------------------:|
 //! | getblocktemplate                   | version + model |                                        |
 //! | getmininginfo                      | version + model |                                        |
-//! | getnetworkhashps                   | returns boolean |                                        |
+//! | getnetworkhashps                   | returns numeric |                                        |
 //! | prioritisetransaction              | returns boolean |                                        |
 //! | submitblock                        | returns nothing |                                        |
 //! | submitheader                       | returns nothing |                                        |
diff --git a/types/src/v22/mod.rs b/types/src/v22/mod.rs
index bbf776ba..59588e74 100644
--- a/types/src/v22/mod.rs
+++ b/types/src/v22/mod.rs
@@ -86,7 +86,7 @@
 //! |:-----------------------------------|:---------------:|:--------------------------------------:|
 //! | getblocktemplate                   | version + model |                                        |
 //! | getmininginfo                      | version + model |                                        |
-//! | getnetworkhashps                   | returns boolean |                                        |
+//! | getnetworkhashps                   | returns numeric |                                        |
 //! | prioritisetransaction              | returns boolean |                                        |
 //! | submitblock                        | returns nothing |                                        |
 //! | submitheader                       | returns nothing |                                        |
diff --git a/types/src/v23/mod.rs b/types/src/v23/mod.rs
index b8e21fa3..b7625da9 100644
--- a/types/src/v23/mod.rs
+++ b/types/src/v23/mod.rs
@@ -77,7 +77,7 @@
 //! |:-----------------------------------|:---------------:|:--------------------------------------:|
 //! | getblocktemplate                   | version + model |                                        |
 //! | getmininginfo                      | version + model |                                        |
-//! | getnetworkhashps                   | returns boolean |                                        |
+//! | getnetworkhashps                   | returns numeric |                                        |
 //! | prioritisetransaction              | returns boolean |                                        |
 //! | submitblock                        | returns nothing |                                        |
 //! | submitheader                       | returns nothing |                                        |
diff --git a/types/src/v24/mod.rs b/types/src/v24/mod.rs
index 0cad2955..aa17f985 100644
--- a/types/src/v24/mod.rs
+++ b/types/src/v24/mod.rs
@@ -78,7 +78,7 @@
 //! |:-----------------------------------|:---------------:|:--------------------------------------:|
 //! | getblocktemplate                   | version + model |                                        |
 //! | getmininginfo                      | version + model |                                        |
-//! | getnetworkhashps                   | returns boolean |                                        |
+//! | getnetworkhashps                   | returns numeric |                                        |
 //! | prioritisetransaction              | returns boolean |                                        |
 //! | submitblock                        | returns nothing |                                        |
 //! | submitheader                       | returns nothing |                                        |
diff --git a/types/src/v25/mod.rs b/types/src/v25/mod.rs
index 05881274..c1a789c6 100644
--- a/types/src/v25/mod.rs
+++ b/types/src/v25/mod.rs
@@ -79,7 +79,7 @@
 //! |:-----------------------------------|:---------------:|:--------------------------------------:|
 //! | getblocktemplate                   | version + model |                                        |
 //! | getmininginfo                      | version + model |                                        |
-//! | getnetworkhashps                   | returns boolean |                                        |
+//! | getnetworkhashps                   | returns numeric |                                        |
 //! | prioritisetransaction              | returns boolean |                                        |
 //! | submitblock                        | returns nothing |                                        |
 //! | submitheader                       | returns nothing |                                        |
diff --git a/types/src/v26/mod.rs b/types/src/v26/mod.rs
index 479f2aca..9729d737 100644
--- a/types/src/v26/mod.rs
+++ b/types/src/v26/mod.rs
@@ -83,7 +83,7 @@
 //! |:-----------------------------------|:---------------:|:--------------------------------------:|
 //! | getblocktemplate                   | version + model |                                        |
 //! | getmininginfo                      | version + model |                                        |
-//! | getnetworkhashps                   | returns boolean |                                        |
+//! | getnetworkhashps                   | returns numeric |                                        |
 //! | getprioritisedtransactions         | version + model |                                        |
 //! | prioritisetransaction              | returns boolean |                                        |
 //! | submitblock                        | returns nothing |                                        |
diff --git a/types/src/v27/mod.rs b/types/src/v27/mod.rs
index e6a66291..cd634ef4 100644
--- a/types/src/v27/mod.rs
+++ b/types/src/v27/mod.rs
@@ -83,7 +83,7 @@
 //! |:-----------------------------------|:---------------:|:--------------------------------------:|
 //! | getblocktemplate                   | version + model |                                        |
 //! | getmininginfo                      | version + model |                                        |
-//! | getnetworkhashps                   | returns boolean |                                        |
+//! | getnetworkhashps                   | returns numeric |                                        |
 //! | getprioritisedtransactions         | version + model |                                        |
 //! | prioritisetransaction              | returns boolean |                                        |
 //! | submitblock                        | returns nothing |                                        |
diff --git a/types/src/v28/mod.rs b/types/src/v28/mod.rs
index e5342297..8f015ef0 100644
--- a/types/src/v28/mod.rs
+++ b/types/src/v28/mod.rs
@@ -83,7 +83,7 @@
 //! |:-----------------------------------|:---------------:|:--------------------------------------:|
 //! | getblocktemplate                   | version + model |                                        |
 //! | getmininginfo                      | version + model |                                        |
-//! | getnetworkhashps                   | returns boolean |                                        |
+//! | getnetworkhashps                   | returns numeric |                                        |
 //! | getprioritisedtransactions         | version + model |                                        |
 //! | prioritisetransaction              | returns boolean |                                        |
 //! | submitblock                        | returns nothing |                                        |
diff --git a/types/src/v29/mod.rs b/types/src/v29/mod.rs
index f590dcce..28dcf487 100644
--- a/types/src/v29/mod.rs
+++ b/types/src/v29/mod.rs
@@ -84,7 +84,7 @@
 //! |:-----------------------------------|:---------------:|:--------------------------------------:|
 //! | getblocktemplate                   | version + model |                                        |
 //! | getmininginfo                      | version + model |                                        |
-//! | getnetworkhashps                   | returns boolean |                                        |
+//! | getnetworkhashps                   | returns numeric |                                        |
 //! | getprioritisedtransactions         | version + model |                                        |
 //! | prioritisetransaction              | returns boolean |                                        |
 //! | submitblock                        | returns nothing |                                        |
diff --git a/types/src/v30/mod.rs b/types/src/v30/mod.rs
index 85ec7d4b..7f11cf3f 100644
--- a/types/src/v30/mod.rs
+++ b/types/src/v30/mod.rs
@@ -87,7 +87,7 @@
 //! |:-----------------------------------|:---------------:|:--------------------------------------:|
 //! | getblocktemplate                   | version + model |                                        |
 //! | getmininginfo                      | version + model |                                        |
-//! | getnetworkhashps                   | returns boolean |                                        |
+//! | getnetworkhashps                   | returns numeric |                                        |
 //! | getprioritisedtransactions         | version + model |                                        |
 //! | prioritisetransaction              | returns boolean |                                        |
 //! | submitblock                        | returns nothing |                                        |
diff --git a/verify/src/method/v18.rs b/verify/src/method/v18.rs
index c32df830..16bd40bf 100644
--- a/verify/src/method/v18.rs
+++ b/verify/src/method/v18.rs
@@ -48,7 +48,7 @@ pub const METHODS: &[Method] = &[
     // mining
     Method::new_modelled("getblocktemplate", "GetBlockTemplate", "get_block_template"),
     Method::new_modelled("getmininginfo", "GetMiningInfo", "get_mining_info"),
-    Method::new_nothing("getnetworkhashps", "get_network_hashes_per_second"),
+    Method::new_numeric("getnetworkhashps", "get_network_hashes_per_second"),
     Method::new_bool("prioritisetransaction", "prioritise_transaction"),
     Method::new_nothing("submitblock", "submit_block"),
     Method::new_nothing("submitheader", "submit_header"),
diff --git a/verify/src/method/v19.rs b/verify/src/method/v19.rs
index f4f18693..89494bd0 100644
--- a/verify/src/method/v19.rs
+++ b/verify/src/method/v19.rs
@@ -48,7 +48,7 @@ pub const METHODS: &[Method] = &[
     // mining
     Method::new_modelled("getblocktemplate", "GetBlockTemplate", "get_block_template"),
     Method::new_modelled("getmininginfo", "GetMiningInfo", "get_mining_info"),
-    Method::new_nothing("getnetworkhashps", "get_network_hashes_per_second"),
+    Method::new_numeric("getnetworkhashps", "get_network_hashes_per_second"),
     Method::new_bool("prioritisetransaction", "prioritise_transaction"),
     Method::new_nothing("submitblock", "submit_block"),
     Method::new_nothing("submitheader", "submit_header"),
diff --git a/verify/src/method/v20.rs b/verify/src/method/v20.rs
index 0bc05ae9..29a7c839 100644
--- a/verify/src/method/v20.rs
+++ b/verify/src/method/v20.rs
@@ -49,7 +49,7 @@ pub const METHODS: &[Method] = &[
     // mining
     Method::new_modelled("getblocktemplate", "GetBlockTemplate", "get_block_template"),
     Method::new_modelled("getmininginfo", "GetMiningInfo", "get_mining_info"),
-    Method::new_nothing("getnetworkhashps", "get_network_hashes_per_second"),
+    Method::new_numeric("getnetworkhashps", "get_network_hashes_per_second"),
     Method::new_bool("prioritisetransaction", "prioritise_transaction"),
     Method::new_nothing("submitblock", "submit_block"),
     Method::new_nothing("submitheader", "submit_header"),
diff --git a/verify/src/method/v21.rs b/verify/src/method/v21.rs
index 8f736608..01e6545d 100644
--- a/verify/src/method/v21.rs
+++ b/verify/src/method/v21.rs
@@ -50,7 +50,7 @@ pub const METHODS: &[Method] = &[
     // mining
     Method::new_modelled("getblocktemplate", "GetBlockTemplate", "get_block_template"),
     Method::new_modelled("getmininginfo", "GetMiningInfo", "get_mining_info"),
-    Method::new_nothing("getnetworkhashps", "get_network_hashes_per_second"),
+    Method::new_numeric("getnetworkhashps", "get_network_hashes_per_second"),
     Method::new_bool("prioritisetransaction", "prioritise_transaction"),
     Method::new_nothing("submitblock", "submit_block"),
     Method::new_nothing("submitheader", "submit_header"),
diff --git a/verify/src/method/v22.rs b/verify/src/method/v22.rs
index 7bd79055..08cf7f8b 100644
--- a/verify/src/method/v22.rs
+++ b/verify/src/method/v22.rs
@@ -50,7 +50,7 @@ pub const METHODS: &[Method] = &[
     // mining
     Method::new_modelled("getblocktemplate", "GetBlockTemplate", "get_block_template"),
     Method::new_modelled("getmininginfo", "GetMiningInfo", "get_mining_info"),
-    Method::new_nothing("getnetworkhashps", "get_network_hashes_per_second"),
+    Method::new_numeric("getnetworkhashps", "get_network_hashes_per_second"),
     Method::new_bool("prioritisetransaction", "prioritise_transaction"),
     Method::new_nothing("submitblock", "submit_block"),
     Method::new_nothing("submitheader", "submit_header"),
diff --git a/verify/src/method/v23.rs b/verify/src/method/v23.rs
index 1f7ba624..175b9b81 100644
--- a/verify/src/method/v23.rs
+++ b/verify/src/method/v23.rs
@@ -48,7 +48,7 @@ pub const METHODS: &[Method] = &[
     // mining
     Method::new_modelled("getblocktemplate", "GetBlockTemplate", "get_block_template"),
     Method::new_modelled("getmininginfo", "GetMiningInfo", "get_mining_info"),
-    Method::new_nothing("getnetworkhashps", "get_network_hashes_per_second"),
+    Method::new_numeric("getnetworkhashps", "get_network_hashes_per_second"),
     Method::new_bool("prioritisetransaction", "prioritise_transaction"),
     Method::new_nothing("submitblock", "submit_block"),
     Method::new_nothing("submitheader", "submit_header"),
diff --git a/verify/src/method/v24.rs b/verify/src/method/v24.rs
index 66055981..d697eb6d 100644
--- a/verify/src/method/v24.rs
+++ b/verify/src/method/v24.rs
@@ -49,7 +49,7 @@ pub const METHODS: &[Method] = &[
     // mining
     Method::new_modelled("getblocktemplate", "GetBlockTemplate", "get_block_template"),
     Method::new_modelled("getmininginfo", "GetMiningInfo", "get_mining_info"),
-    Method::new_nothing("getnetworkhashps", "get_network_hashes_per_second"),
+    Method::new_numeric("getnetworkhashps", "get_network_hashes_per_second"),
     Method::new_bool("prioritisetransaction", "prioritise_transaction"),
     Method::new_nothing("submitblock", "submit_block"),
     Method::new_nothing("submitheader", "submit_header"),
diff --git a/verify/src/method/v25.rs b/verify/src/method/v25.rs
index 2566594a..2a47df5d 100644
--- a/verify/src/method/v25.rs
+++ b/verify/src/method/v25.rs
@@ -50,7 +50,7 @@ pub const METHODS: &[Method] = &[
     // mining
     Method::new_modelled("getblocktemplate", "GetBlockTemplate", "get_block_template"),
     Method::new_modelled("getmininginfo", "GetMiningInfo", "get_mining_info"),
-    Method::new_nothing("getnetworkhashps", "get_network_hashes_per_second"),
+    Method::new_numeric("getnetworkhashps", "get_network_hashes_per_second"),
     Method::new_bool("prioritisetransaction", "prioritise_transaction"),
     Method::new_nothing("submitblock", "submit_block"),
     Method::new_nothing("submitheader", "submit_header"),
diff --git a/verify/src/method/v26.rs b/verify/src/method/v26.rs
index 771c6972..7d3f3264 100644
--- a/verify/src/method/v26.rs
+++ b/verify/src/method/v26.rs
@@ -54,7 +54,7 @@ pub const METHODS: &[Method] = &[
     // mining
     Method::new_modelled("getblocktemplate", "GetBlockTemplate", "get_block_template"),
     Method::new_modelled("getmininginfo", "GetMiningInfo", "get_mining_info"),
-    Method::new_nothing("getnetworkhashps", "get_network_hashes_per_second"),
+    Method::new_numeric("getnetworkhashps", "get_network_hashes_per_second"),
     Method::new_modelled(
         "getprioritisedtransactions",
         "GetPrioritisedTransactions",
diff --git a/verify/src/method/v27.rs b/verify/src/method/v27.rs
index 5497566b..5a3b5ab4 100644
--- a/verify/src/method/v27.rs
+++ b/verify/src/method/v27.rs
@@ -54,7 +54,7 @@ pub const METHODS: &[Method] = &[
     // mining
     Method::new_modelled("getblocktemplate", "GetBlockTemplate", "get_block_template"),
     Method::new_modelled("getmininginfo", "GetMiningInfo", "get_mining_info"),
-    Method::new_nothing("getnetworkhashps", "get_network_hashes_per_second"),
+    Method::new_numeric("getnetworkhashps", "get_network_hashes_per_second"),
     Method::new_modelled(
         "getprioritisedtransactions",
         "GetPrioritisedTransactions",
diff --git a/verify/src/method/v28.rs b/verify/src/method/v28.rs
index 51174e1e..32fea3d6 100644
--- a/verify/src/method/v28.rs
+++ b/verify/src/method/v28.rs
@@ -54,7 +54,7 @@ pub const METHODS: &[Method] = &[
     // mining
     Method::new_modelled("getblocktemplate", "GetBlockTemplate", "get_block_template"),
     Method::new_modelled("getmininginfo", "GetMiningInfo", "get_mining_info"),
-    Method::new_nothing("getnetworkhashps", "get_network_hashes_per_second"),
+    Method::new_numeric("getnetworkhashps", "get_network_hashes_per_second"),
     Method::new_modelled(
         "getprioritisedtransactions",
         "GetPrioritisedTransactions",
diff --git a/verify/src/method/v29.rs b/verify/src/method/v29.rs
index 79343d99..9895e498 100644
--- a/verify/src/method/v29.rs
+++ b/verify/src/method/v29.rs
@@ -59,7 +59,7 @@ pub const METHODS: &[Method] = &[
     // mining
     Method::new_modelled("getblocktemplate", "GetBlockTemplate", "get_block_template"),
     Method::new_modelled("getmininginfo", "GetMiningInfo", "get_mining_info"),
-    Method::new_nothing("getnetworkhashps", "get_network_hashes_per_second"),
+    Method::new_numeric("getnetworkhashps", "get_network_hashes_per_second"),
     Method::new_modelled(
         "getprioritisedtransactions",
         "GetPrioritisedTransactions",
diff --git a/verify/src/method/v30.rs b/verify/src/method/v30.rs
index 92a36a7d..bc82ccad 100644
--- a/verify/src/method/v30.rs
+++ b/verify/src/method/v30.rs
@@ -62,7 +62,7 @@ pub const METHODS: &[Method] = &[
     // mining
     Method::new_modelled("getblocktemplate", "GetBlockTemplate", "get_block_template"),
     Method::new_modelled("getmininginfo", "GetMiningInfo", "get_mining_info"),
-    Method::new_nothing("getnetworkhashps", "get_network_hashes_per_second"),
+    Method::new_numeric("getnetworkhashps", "get_network_hashes_per_second"),
     Method::new_modelled(
         "getprioritisedtransactions",
         "GetPrioritisedTransactions",