diff --git a/radicle-cob/src/object/collaboration/list.rs b/radicle-cob/src/object/collaboration/list.rs
index af04e050..dd84f3cf 100644
--- a/radicle-cob/src/object/collaboration/list.rs
+++ b/radicle-cob/src/object/collaboration/list.rs
@@ -13,7 +13,7 @@ use super::error;
 /// [`crate::Change`]s at content-addressable locations. Please see
 /// [`Store`] for further information.
 ///
-/// The `typename` is the type of objects to listed.
+/// The `typename` is the type of objects to be listed.
 pub fn list<S>(
     storage: &S,
     typename: &TypeName,
diff --git a/radicle/src/cob.rs b/radicle/src/cob.rs
index 5bd96bc1..aa7479e3 100644
--- a/radicle/src/cob.rs
+++ b/radicle/src/cob.rs
@@ -6,6 +6,7 @@ pub mod store;
 pub mod thread;
 
 pub use change::{Actor, ActorId, Change, ChangeId};
+pub use cob::{create, get, list, update};
 pub use cob::{
     identity, object::collaboration::error, CollaborativeObject, Contents, Create, Entry, History,
     ObjectId, TypeName, Update,
@@ -13,87 +14,3 @@ pub use cob::{
 pub use common::*;
 
 use radicle_cob as cob;
-use radicle_git_ext::Oid;
-
-use crate::{identity::project::Identity, storage::git::Repository};
-
-/// Create a new [`CollaborativeObject`].
-///
-/// The `repository` is the project this collaborative object is being
-/// stored under.
-///
-/// The `signer` is used to cryptographically sign the changes made
-/// for this update.
-///
-/// The `project` is used to store its content-address in the history
-/// of changes for the collaborative object.
-///
-/// The `args` are the metadata for this [`CollaborativeObject`]
-/// udpate. See [`Update`] for further information.
-pub fn create<G>(
-    repository: &Repository,
-    signer: &G,
-    project: &Identity<Oid>,
-    args: Create,
-) -> Result<CollaborativeObject, error::Create>
-where
-    G: crypto::Signer,
-{
-    let namespace = *signer.public_key();
-    cob::create(repository, signer, project, &namespace, args)
-}
-
-/// Get a [`CollaborativeObject`], if it exists.
-///
-/// The `repository` is the project this collaborative object is being
-/// stored under.
-///
-/// The `typename` is the type of object to be found, while the
-/// `object_id` is the identifier for the particular object under that
-/// type.
-pub fn get(
-    repository: &Repository,
-    typename: &TypeName,
-    object_id: &ObjectId,
-) -> Result<Option<CollaborativeObject>, error::Retrieve> {
-    cob::get(repository, typename, object_id)
-}
-
-/// List a set of [`CollaborativeObject`].
-///
-/// The `repository` is the project this collaborative object is being
-/// stored under.
-///
-/// The `typename` is the type of objects to listed.
-pub fn list(
-    repository: &Repository,
-    typename: &TypeName,
-) -> Result<Vec<CollaborativeObject>, error::Retrieve> {
-    cob::list(repository, typename)
-}
-
-/// Update an existing [`CollaborativeObject`].
-///
-/// The `repository` is the project this collaborative object is being
-/// stored under.
-///
-/// The `signer` is used to cryptographically sign the changes made
-/// for this update.
-///
-/// The `project` is used to store its content-address in the history
-/// of changes for the collaborative object.
-///
-/// The `args` are the metadata for this [`CollaborativeObject`]
-/// udpate. See [`Update`] for further information.
-pub fn update<G>(
-    repository: &Repository,
-    signer: &G,
-    project: &Identity<Oid>,
-    args: Update,
-) -> Result<CollaborativeObject, error::Update>
-where
-    G: crypto::Signer,
-{
-    let namespace = *signer.public_key();
-    cob::update(repository, signer, project, &namespace, args)
-}
diff --git a/radicle/src/cob/store.rs b/radicle/src/cob/store.rs
index a8804f88..22792d46 100644
--- a/radicle/src/cob/store.rs
+++ b/radicle/src/cob/store.rs
@@ -102,6 +102,7 @@ where
             self.raw,
             signer,
             &self.project,
+            signer.public_key(),
             Update {
                 object_id,
                 history_type: HISTORY_TYPE.to_owned(),
@@ -125,6 +126,7 @@ where
             self.raw,
             signer,
             &self.project,
+            signer.public_key(),
             Create {
                 history_type: HISTORY_TYPE.to_owned(),
                 typename: T::type_name().clone(),