diff --git a/migrations/2024-11-11-142910_conflict-constraint/down.sql b/migrations/2024-11-11-142910_conflict-constraint/down.sql
index a37e1a7..9e13a3e 100644
--- a/migrations/2024-11-11-142910_conflict-constraint/down.sql
+++ b/migrations/2024-11-11-142910_conflict-constraint/down.sql
@@ -1,2 +1 @@
-ALTER TABLE conflict DROP CONSTRAINT conflict_creator_id_fkey;
-ALTER TABLE conflict ADD CONSTRAINT conflict_creator_id_fkey FOREIGN KEY (creator_id) REFERENCES local_user(id) ON UPDATE CASCADE ON DELETE CASCADE;
\ No newline at end of file
+select 1;
\ No newline at end of file
diff --git a/src/backend/database/article.rs b/src/backend/database/article.rs
index dd2368d..994fb75 100644
--- a/src/backend/database/article.rs
+++ b/src/backend/database/article.rs
@@ -7,7 +7,13 @@ use crate::{
         error::MyResult,
         federation::objects::edits_collection::DbEditCollection,
     },
-    common::{ArticleView, DbArticle, DbEdit, EditVersion},
+    common::{
+        newtypes::{ArticleId, InstanceId},
+        ArticleView,
+        DbArticle,
+        DbEdit,
+        EditVersion,
+    },
 };
 use activitypub_federation::fetch::{collection_id::CollectionId, object_id::ObjectId};
 use diesel::{
@@ -29,7 +35,7 @@ pub struct DbArticleForm {
     pub title: String,
     pub text: String,
     pub ap_id: ObjectId<DbArticle>,
-    pub instance_id: i32,
+    pub instance_id: InstanceId,
     pub local: bool,
     pub protected: bool,
 }
@@ -59,26 +65,26 @@ impl DbArticle {
             .get_result(conn.deref_mut())?)
     }
 
-    pub fn update_text(id: i32, text: &str, data: &IbisData) -> MyResult<Self> {
+    pub fn update_text(id: ArticleId, text: &str, data: &IbisData) -> MyResult<Self> {
         let mut conn = data.db_pool.get()?;
         Ok(diesel::update(article::dsl::article.find(id))
             .set(article::dsl::text.eq(text))
             .get_result::<Self>(conn.deref_mut())?)
     }
 
-    pub fn update_protected(id: i32, locked: bool, data: &IbisData) -> MyResult<Self> {
+    pub fn update_protected(id: ArticleId, locked: bool, data: &IbisData) -> MyResult<Self> {
         let mut conn = data.db_pool.get()?;
         Ok(diesel::update(article::dsl::article.find(id))
             .set(article::dsl::protected.eq(locked))
             .get_result::<Self>(conn.deref_mut())?)
     }
 
-    pub fn read(id: i32, data: &IbisData) -> MyResult<Self> {
+    pub fn read(id: ArticleId, data: &IbisData) -> MyResult<Self> {
         let mut conn = data.db_pool.get()?;
         Ok(article::table.find(id).get_result(conn.deref_mut())?)
     }
 
-    pub fn read_view(id: i32, data: &IbisData) -> MyResult<ArticleView> {
+    pub fn read_view(id: ArticleId, data: &IbisData) -> MyResult<ArticleView> {
         let mut conn = data.db_pool.get()?;
         let article: DbArticle = { article::table.find(id).get_result(conn.deref_mut())? };
         let latest_version = article.latest_edit_version(data)?;
@@ -139,7 +145,7 @@ impl DbArticle {
     /// TODO: Should get rid of only_local param and rely on instance_id
     pub fn read_all(
         only_local: Option<bool>,
-        instance_id: Option<i32>,
+        instance_id: Option<InstanceId>,
         data: &IbisData,
     ) -> MyResult<Vec<Self>> {
         let mut conn = data.db_pool.get()?;
diff --git a/src/backend/database/conflict.rs b/src/backend/database/conflict.rs
index 890db7a..0f95793 100644
--- a/src/backend/database/conflict.rs
+++ b/src/backend/database/conflict.rs
@@ -5,9 +5,15 @@ use crate::{
         federation::activities::submit_article_update,
         utils::generate_article_version,
     },
-    common::{ApiConflict, DbArticle, DbEdit, DbPerson, EditVersion},
+    common::{
+        newtypes::{ArticleId, ConflictId, PersonId},
+        ApiConflict,
+        DbArticle,
+        DbEdit,
+        DbPerson,
+        EditVersion,
+    },
 };
-use crate::common::newtypes::PersonId;
 use activitypub_federation::config::Data;
 use diesel::{
     delete,
@@ -29,12 +35,12 @@ use std::ops::DerefMut;
 #[derive(Clone, Debug, Serialize, Deserialize, PartialEq, Queryable, Selectable, Identifiable)]
 #[diesel(table_name = conflict, check_for_backend(diesel::pg::Pg), belongs_to(DbArticle, foreign_key = article_id))]
 pub struct DbConflict {
-    pub id: i32,
+    pub id: ConflictId,
     pub hash: EditVersion,
     pub diff: String,
     pub summary: String,
     pub creator_id: PersonId,
-    pub article_id: i32,
+    pub article_id: ArticleId,
     pub previous_version_id: EditVersion,
 }
 
@@ -45,7 +51,7 @@ pub struct DbConflictForm {
     pub diff: String,
     pub summary: String,
     pub creator_id: PersonId,
-    pub article_id: i32,
+    pub article_id: ArticleId,
     pub previous_version_id: EditVersion,
 }
 
@@ -65,7 +71,7 @@ impl DbConflict {
     }
 
     /// Delete a merge conflict after it is resolved.
-    pub fn delete(id: i32, data: &IbisData) -> MyResult<Self> {
+    pub fn delete(id: ConflictId, data: &IbisData) -> MyResult<Self> {
         let mut conn = data.db_pool.get()?;
         Ok(delete(conflict::table.find(id)).get_result(conn.deref_mut())?)
     }
diff --git a/src/backend/database/edit.rs b/src/backend/database/edit.rs
index 3e47319..30a3b90 100644
--- a/src/backend/database/edit.rs
+++ b/src/backend/database/edit.rs
@@ -4,14 +4,19 @@ use crate::{
         error::MyResult,
         IbisData,
     },
-    common::{DbArticle, DbEdit, EditVersion, EditView},
+    common::{
+        newtypes::{ArticleId, PersonId},
+        DbArticle,
+        DbEdit,
+        EditVersion,
+        EditView,
+    },
 };
 use activitypub_federation::fetch::object_id::ObjectId;
 use chrono::{DateTime, Utc};
 use diesel::{insert_into, AsChangeset, ExpressionMethods, Insertable, QueryDsl, RunQueryDsl};
 use diffy::create_patch;
 use std::ops::DerefMut;
-use crate::common::newtypes::PersonId;
 
 #[derive(Debug, Clone, Insertable, AsChangeset)]
 #[diesel(table_name = edit, check_for_backend(diesel::pg::Pg))]
@@ -21,7 +26,7 @@ pub struct DbEditForm {
     pub ap_id: ObjectId<DbEdit>,
     pub diff: String,
     pub summary: String,
-    pub article_id: i32,
+    pub article_id: ArticleId,
     pub previous_version_id: EditVersion,
     pub created: DateTime<Utc>,
 }
diff --git a/src/backend/database/instance.rs b/src/backend/database/instance.rs
index 1242888..44f7cf9 100644
--- a/src/backend/database/instance.rs
+++ b/src/backend/database/instance.rs
@@ -10,7 +10,7 @@ use crate::{
             instance_collection::DbInstanceCollection,
         },
     },
-    common::{DbInstance, DbPerson, InstanceView},
+    common::{newtypes::InstanceId, DbInstance, DbPerson, InstanceView},
 };
 use activitypub_federation::{
     config::Data,
@@ -54,7 +54,7 @@ impl DbInstance {
             .get_result(conn.deref_mut())?)
     }
 
-    pub fn read(id: i32, data: &IbisData) -> MyResult<Self> {
+    pub fn read(id: InstanceId, data: &IbisData) -> MyResult<Self> {
         let mut conn = data.db_pool.get()?;
         Ok(instance::table.find(id).get_result(conn.deref_mut())?)
     }
@@ -76,7 +76,7 @@ impl DbInstance {
             .get_result(conn.deref_mut())?)
     }
 
-    pub fn read_view(id: Option<i32>, data: &Data<IbisData>) -> MyResult<InstanceView> {
+    pub fn read_view(id: Option<InstanceId>, data: &Data<IbisData>) -> MyResult<InstanceView> {
         let instance = match id {
             Some(id) => DbInstance::read(id, data),
             None => DbInstance::read_local_instance(data),
@@ -113,7 +113,7 @@ impl DbInstance {
         Ok(())
     }
 
-    pub fn read_followers(id_: i32, data: &IbisData) -> MyResult<Vec<DbPerson>> {
+    pub fn read_followers(id_: InstanceId, data: &IbisData) -> MyResult<Vec<DbPerson>> {
         use crate::backend::database::schema::person;
         use instance_follow::dsl::{follower_id, instance_id};
         let mut conn = data.db_pool.get()?;
diff --git a/src/backend/database/user.rs b/src/backend/database/user.rs
index 6328329..b41cb00 100644
--- a/src/backend/database/user.rs
+++ b/src/backend/database/user.rs
@@ -7,6 +7,7 @@ use crate::{
         error::MyResult,
     },
     common::{
+        newtypes::PersonId,
         utils::http_protocol_str,
         DbInstance,
         DbLocalUser,
@@ -14,7 +15,6 @@ use crate::{
         LocalUserView,
     },
 };
-use crate::common::newtypes::PersonId;
 use activitypub_federation::{
     config::Data,
     fetch::object_id::ObjectId,
diff --git a/src/backend/federation/activities/mod.rs b/src/backend/federation/activities/mod.rs
index ece2f96..5ea0c08 100644
--- a/src/backend/federation/activities/mod.rs
+++ b/src/backend/federation/activities/mod.rs
@@ -7,11 +7,16 @@ use crate::{
             update_remote_article::UpdateRemoteArticle,
         },
     },
-    common::{DbArticle, DbEdit, DbInstance, EditVersion},
+    common::{
+        newtypes::{EditId, PersonId},
+        DbArticle,
+        DbEdit,
+        DbInstance,
+        EditVersion,
+    },
 };
 use activitypub_federation::config::Data;
 use chrono::Utc;
-use crate::common::newtypes::PersonId;
 
 pub mod accept;
 pub mod create_article;
@@ -43,7 +48,7 @@ pub async fn submit_article_update(
     } else {
         // dont insert edit into db, might be invalid in case of conflict
         let edit = DbEdit {
-            id: -1,
+            id: EditId(-1),
             creator_id,
             hash: form.hash,
             ap_id: form.ap_id,
diff --git a/src/backend/utils.rs b/src/backend/utils.rs
index dbd489d..3f76918 100644
--- a/src/backend/utils.rs
+++ b/src/backend/utils.rs
@@ -46,7 +46,11 @@ pub fn generate_article_version(edits: &Vec<EditView>, version: &EditVersion) ->
 #[cfg(test)]
 mod test {
     use super::*;
-    use crate::common::{newtypes::PersonId, DbEdit, DbPerson};
+    use crate::common::{
+        newtypes::{ArticleId, EditId, PersonId},
+        DbEdit,
+        DbPerson,
+    };
     use activitypub_federation::fetch::object_id::ObjectId;
     use chrono::Utc;
     use diffy::create_patch;
@@ -56,13 +60,13 @@ mod test {
             let diff = create_patch(a, b).to_string();
             Ok(EditView {
                 edit: DbEdit {
-                    id: 0,
+                    id: EditId(0),
                     creator_id: PersonId(0),
                     hash: EditVersion::new(&diff),
                     ap_id: ObjectId::parse("http://example.com")?,
                     diff,
                     summary: String::new(),
-                    article_id: 0,
+                    article_id: ArticleId(0),
                     previous_version_id: Default::default(),
                     created: Utc::now(),
                 },
diff --git a/src/common/mod.rs b/src/common/mod.rs
index 0405af5..2f01e83 100644
--- a/src/common/mod.rs
+++ b/src/common/mod.rs
@@ -3,7 +3,7 @@ pub mod utils;
 pub mod validation;
 
 use chrono::{DateTime, Utc};
-use newtypes::PersonId;
+use newtypes::{ArticleId, ConflictId, EditId, InstanceId, PersonId};
 use serde::{Deserialize, Serialize};
 use sha2::{Digest, Sha256};
 use url::Url;
@@ -26,13 +26,13 @@ pub const MAIN_PAGE_NAME: &str = "Main_Page";
 pub struct GetArticleForm {
     pub title: Option<String>,
     pub domain: Option<String>,
-    pub id: Option<i32>,
+    pub id: Option<ArticleId>,
 }
 
 #[derive(Deserialize, Serialize, Clone)]
 pub struct ListArticlesForm {
     pub only_local: Option<bool>,
-    pub instance_id: Option<i32>,
+    pub instance_id: Option<InstanceId>,
 }
 
 #[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
@@ -48,14 +48,14 @@ pub struct ArticleView {
 #[cfg_attr(feature = "ssr", derive(Queryable, Selectable, Identifiable))]
 #[cfg_attr(feature = "ssr", diesel(table_name = article, check_for_backend(diesel::pg::Pg), belongs_to(DbInstance, foreign_key = instance_id)))]
 pub struct DbArticle {
-    pub id: i32,
+    pub id: ArticleId,
     pub title: String,
     pub text: String,
     #[cfg(feature = "ssr")]
     pub ap_id: ObjectId<DbArticle>,
     #[cfg(not(feature = "ssr"))]
     pub ap_id: String,
-    pub instance_id: i32,
+    pub instance_id: InstanceId,
     pub local: bool,
     pub protected: bool,
 }
@@ -67,7 +67,7 @@ pub struct DbArticle {
 pub struct DbEdit {
     // TODO: we could use hash as primary key, but that gives errors on forking because
     //       the same edit is used for multiple articles
-    pub id: i32,
+    pub id: EditId,
     #[serde(skip)]
     pub creator_id: PersonId,
     /// UUID built from sha224 hash of diff
@@ -78,7 +78,7 @@ pub struct DbEdit {
     pub ap_id: String,
     pub diff: String,
     pub summary: String,
-    pub article_id: i32,
+    pub article_id: ArticleId,
     /// First edit of an article always has `EditVersion::default()` here
     pub previous_version_id: EditVersion,
     pub created: DateTime<Utc>,
@@ -145,10 +145,10 @@ pub struct LocalUserView {
 #[cfg_attr(feature = "ssr", derive(Queryable, Selectable, Identifiable))]
 #[cfg_attr(feature = "ssr", diesel(table_name = local_user, check_for_backend(diesel::pg::Pg)))]
 pub struct DbLocalUser {
-    pub id: i32,
+    pub id: InstanceId,
     #[serde(skip)]
     pub password_encrypted: String,
-    pub person_id: i32,
+    pub person_id: PersonId,
     pub admin: bool,
 }
 
@@ -189,7 +189,7 @@ pub struct CreateArticleForm {
 #[derive(Deserialize, Serialize, Debug)]
 pub struct EditArticleForm {
     /// Id of the article to edit
-    pub article_id: i32,
+    pub article_id: ArticleId,
     /// Full, new text of the article. A diff against `previous_version` is generated on the backend
     /// side to handle conflicts.
     pub new_text: String,
@@ -199,29 +199,29 @@ pub struct EditArticleForm {
     /// [ApiConflict.previous_version]
     pub previous_version_id: EditVersion,
     /// If you are resolving a conflict, pass the id to delete conflict from the database
-    pub resolve_conflict_id: Option<i32>,
+    pub resolve_conflict_id: Option<ConflictId>,
 }
 
 #[derive(Deserialize, Serialize, Debug)]
 pub struct ProtectArticleForm {
-    pub article_id: i32,
+    pub article_id: ArticleId,
     pub protected: bool,
 }
 
 #[derive(Deserialize, Serialize)]
 pub struct ForkArticleForm {
-    pub article_id: i32,
+    pub article_id: ArticleId,
     pub new_title: String,
 }
 
 #[derive(Deserialize, Serialize, Debug)]
 pub struct GetInstance {
-    pub id: Option<i32>,
+    pub id: Option<InstanceId>,
 }
 
 #[derive(Deserialize, Serialize, Debug)]
 pub struct FollowInstance {
-    pub id: i32,
+    pub id: InstanceId,
 }
 
 #[derive(Deserialize, Serialize, Clone)]
@@ -236,7 +236,7 @@ pub struct ResolveObject {
 
 #[derive(Clone, Debug, Serialize, Deserialize, PartialEq)]
 pub struct ApiConflict {
-    pub id: i32,
+    pub id: ConflictId,
     pub hash: EditVersion,
     pub three_way_merge: String,
     pub summary: String,
@@ -248,7 +248,7 @@ pub struct ApiConflict {
 #[cfg_attr(feature = "ssr", derive(Queryable, Selectable, Identifiable))]
 #[cfg_attr(feature = "ssr", diesel(table_name = instance, check_for_backend(diesel::pg::Pg)))]
 pub struct DbInstance {
-    pub id: i32,
+    pub id: InstanceId,
     pub domain: String,
     #[cfg(feature = "ssr")]
     pub ap_id: ObjectId<DbInstance>,
diff --git a/src/common/newtypes.rs b/src/common/newtypes.rs
new file mode 100644
index 0000000..f4187a0
--- /dev/null
+++ b/src/common/newtypes.rs
@@ -0,0 +1,23 @@
+#[cfg(feature = "ssr")]
+use diesel_derive_newtype::DieselNewType;
+use serde::{Deserialize, Serialize};
+
+#[derive(Debug, Copy, Clone, Hash, Eq, PartialEq, Default, Serialize, Deserialize)]
+#[cfg_attr(feature = "ssr", derive(DieselNewType))]
+pub struct PersonId(pub i32);
+
+#[derive(Debug, Copy, Clone, Hash, Eq, PartialEq, Default, Serialize, Deserialize)]
+#[cfg_attr(feature = "ssr", derive(DieselNewType))]
+pub struct ArticleId(pub i32);
+
+#[derive(Debug, Copy, Clone, Hash, Eq, PartialEq, Default, Serialize, Deserialize)]
+#[cfg_attr(feature = "ssr", derive(DieselNewType))]
+pub struct EditId(pub i32);
+
+#[derive(Debug, Copy, Clone, Hash, Eq, PartialEq, Default, Serialize, Deserialize)]
+#[cfg_attr(feature = "ssr", derive(DieselNewType))]
+pub struct InstanceId(pub i32);
+
+#[derive(Debug, Copy, Clone, Hash, Eq, PartialEq, Default, Serialize, Deserialize)]
+#[cfg_attr(feature = "ssr", derive(DieselNewType))]
+pub struct ConflictId(pub i32);
diff --git a/src/frontend/components/instance_follow_button.rs b/src/frontend/components/instance_follow_button.rs
index 6d56cea..504f107 100644
--- a/src/frontend/components/instance_follow_button.rs
+++ b/src/frontend/components/instance_follow_button.rs
@@ -1,5 +1,5 @@
 use crate::{
-    common::{DbInstance, FollowInstance},
+    common::{newtypes::InstanceId, DbInstance, FollowInstance},
     frontend::app::GlobalState,
 };
 use leptos::{component, *};
@@ -7,7 +7,7 @@ use leptos::{component, *};
 #[component]
 pub fn InstanceFollowButton(instance: DbInstance) -> impl IntoView {
     let global_state = use_context::<RwSignal<GlobalState>>().unwrap();
-    let follow_action = create_action(move |instance_id: &i32| {
+    let follow_action = create_action(move |instance_id: &InstanceId| {
         let instance_id = *instance_id;
         async move {
             let form = FollowInstance { id: instance_id };
diff --git a/src/frontend/pages/article/actions.rs b/src/frontend/pages/article/actions.rs
index 53e1c9b..21c75fa 100644
--- a/src/frontend/pages/article/actions.rs
+++ b/src/frontend/pages/article/actions.rs
@@ -1,5 +1,5 @@
 use crate::{
-    common::{ForkArticleForm, ProtectArticleForm},
+    common::{newtypes::ArticleId, ForkArticleForm, ProtectArticleForm},
     frontend::{
         app::GlobalState,
         article_link,
@@ -18,7 +18,7 @@ pub fn ArticleActions() -> impl IntoView {
     let (new_title, set_new_title) = create_signal(String::new());
     let (fork_response, set_fork_response) = create_signal(Option::<DbArticle>::None);
     let (error, set_error) = create_signal(None::<String>);
-    let fork_action = create_action(move |(article_id, new_title): &(i32, String)| {
+    let fork_action = create_action(move |(article_id, new_title): &(ArticleId, String)| {
         let params = ForkArticleForm {
             article_id: *article_id,
             new_title: new_title.to_string(),
@@ -34,7 +34,7 @@ pub fn ArticleActions() -> impl IntoView {
             }
         }
     });
-    let protect_action = create_action(move |(id, protected): &(i32, bool)| {
+    let protect_action = create_action(move |(id, protected): &(ArticleId, bool)| {
         let params = ProtectArticleForm {
             article_id: *id,
             protected: !protected,
diff --git a/src/frontend/pages/article/edit.rs b/src/frontend/pages/article/edit.rs
index aeb1847..3cd6bff 100644
--- a/src/frontend/pages/article/edit.rs
+++ b/src/frontend/pages/article/edit.rs
@@ -1,5 +1,5 @@
 use crate::{
-    common::{ApiConflict, ArticleView, EditArticleForm},
+    common::{newtypes::ConflictId, ApiConflict, ArticleView, EditArticleForm},
     frontend::{
         app::GlobalState,
         components::{
@@ -32,7 +32,7 @@ pub fn EditArticle() -> impl IntoView {
     let conflict_id = move || use_params_map().get_untracked().get("conflict_id").cloned();
     if let Some(conflict_id) = conflict_id() {
         create_action(move |conflict_id: &String| {
-            let conflict_id: i32 = conflict_id.parse().unwrap();
+            let conflict_id = ConflictId(conflict_id.parse().unwrap());
             async move {
                 let conflict = GlobalState::api_client()
                     .get_conflicts()
diff --git a/src/frontend/pages/conflicts.rs b/src/frontend/pages/conflicts.rs
index 97c785c..483fb29 100644
--- a/src/frontend/pages/conflicts.rs
+++ b/src/frontend/pages/conflicts.rs
@@ -21,7 +21,7 @@ pub fn Conflicts() -> impl IntoView {
                                     let link = format!(
                                         "{}/edit/{}",
                                         article_link(&c.article),
-                                        c.id,
+                                        c.id.0,
                                     );
                                     view! {
                                         <li>