diff --git a/include/file.h b/include/file.h
index ede5628..b4011e4 100644
--- a/include/file.h
+++ b/include/file.h
@@ -55,7 +55,7 @@ File* slice_file(File*, uint64_t, uint64_t);
 File* copy_file(File* original);
 int insert_line(File*, char*, size_t);
 int delete_line(File*, size_t);
-int snapshot_file(char*, char*, size_t, char*, char*);
+int snapshot_file(char*, char*, size_t, char*);
 void free_file(File*);
 FileInfoBuffer* file_info_buffer_new();
 int file_info_buffer_push(FileInfoBuffer*, FileInfo);
diff --git a/include/object.h b/include/object.h
index 0af3e8a..7e92fa4 100644
--- a/include/object.h
+++ b/include/object.h
@@ -28,7 +28,7 @@
 
 char* get_object(char*, size_t*);
 void* parse_object(char*, ObjectType, size_t*, char*);
-int save_diff(ActionList*, char*, char*, size_t, char*, char*);
+int save_diff(ActionList*, char*, char*, size_t, char*);
 int read_diff(char*, char*, ActionList*);
 int save_file_diff(char*, char*, size_t, char*, ActionList*);
 File* apply_diff(File*, ActionList*);
diff --git a/src/commands.c b/src/commands.c
index f07a439..f05c059 100644
--- a/src/commands.c
+++ b/src/commands.c
@@ -420,7 +420,7 @@ int commit(int argc, char** argv) {
                 changes->insertions += modified_file->lines;
 
                 char file_hash[41];
-                snapshot_file(files->items[idx], root, 0, branch, file_hash);
+                snapshot_file(files->items[idx], root, 0, file_hash);
                 flat_map_put(file_hash_map, files->items[idx], file_hash);
                 continue;
             }
@@ -545,7 +545,7 @@ int commit(int argc, char** argv) {
 
             if (diff->len > 200) {
                 char new_base_hash[41];
-                snapshot_file(files->items[idx], root, base_file->base_num+1, branch, new_base_hash);
+                snapshot_file(files->items[idx], root, base_file->base_num+1, new_base_hash);
 
                 flat_map_put(file_hash_map, files->items[idx], new_base_hash);
 
@@ -559,28 +559,12 @@ int commit(int argc, char** argv) {
                 continue;
             }
             else {
-                save_diff(diff, files->items[idx], root, base_file->diff_num, base_file_hash, branch);
+                save_diff(diff, files->items[idx], root, base_file->diff_num, base_file_hash);
 
                 char diff_hash[41];
-                size_t id_len = snprintf(NULL, 0, "%s %zu %s", (char*)files->items[idx], base_file->diff_num, branch) + 1;
-                char* id = calloc(id_len, sizeof(char));
-                if (!id) {
-                    free_action_list(diff);
-                    free_file(modified_file);
-                    free_file(basefile);
-                    free(commit_message);
-                    list_free(files);
-                    base_file_buffer_free(base_files);
-                    free(branch);
-                    free(root);
-                    free_config(&config);
-                    free(changes);
-                    return 1;
-                }
-
-                snprintf(id, id_len, "%s %zu %s", (char*)files->items[idx], base_file->diff_num, branch);
-                object_hash(FileDiffObject, id, diff_hash);
-                free(id);
+                char id[3 + snprintf(NULL, 0, "%lu", base_file->diff_num) + strlen(files->items[idx]) + strlen(branch)];
+                snprintf(id, sizeof(id), "%s %lu %s", (char*)files->items[idx], base_file->diff_num, branch);
+                object_hash(BaseFileObject, id, diff_hash);
 
                 flat_map_put(file_hash_map, files->items[idx], diff_hash);
 
@@ -641,141 +625,36 @@ int commit(int argc, char** argv) {
         char timestamp[20];
         snprintf(timestamp, sizeof(timestamp), "%ld", time(NULL));
 
-        Author* authors = calloc(1, sizeof(Author));
-        if (!authors) {
-            file_info_buffer_free(tree);
-            free(commit_message);
-            list_free(files);
-            base_file_buffer_free(base_files);
-            free(branch);
-            free(root);
-            free_config(&config);
-            return 1;
-        }
+        Author author = {
+            .name = strdup(config.user.name),
+            .email = strdup(config.user.email),
+            .timestamp = strdup(timestamp)
+        };
 
-        authors[0].name = strdup(config.user.name);
-        authors[0].email = strdup(config.user.email);
-        authors[0].timestamp = strdup(timestamp);
-        if (!authors[0].name || !authors[0].email || !authors[0].timestamp) {
-            free(authors[0].name);
-            free(authors[0].email);
-            free(authors[0].timestamp);
-            free(authors);
-            file_info_buffer_free(tree);
-            free(commit_message);
-            list_free(files);
-            base_file_buffer_free(base_files);
-            free(branch);
-            free(root);
-            free_config(&config);
-            return 1;
+        if (log->len != 0) {
+            char parent_hash[41];
+            snprintf(parent_hash, sizeof(parent_hash), "%s", ((Commit*)log->items + (log->len - 1))->hash);
         }
 
         char commit_hash_content[4096];
         int offset = 0;
-        size_t remaining = sizeof(commit_hash_content);
-
-        int written = snprintf(commit_hash_content + offset, remaining - offset, "tree %s\n", tree_hash);
-        if (written < 0 || (size_t)written >= remaining - offset) {
-            commit_log_free(log);
-            file_info_buffer_free(tree);
-            free(authors[0].name);
-            free(authors[0].email);
-            free(authors[0].timestamp);
-            free(authors);
-            free(commit_message);
-            list_free(files);
-            base_file_buffer_free(base_files);
-            free(branch);
-            free(root);
-            free_config(&config);
-            return 1;
-        }
-        offset += written;
-
+        offset += snprintf(commit_hash_content + offset, sizeof(commit_hash_content) - offset, "tree %s\n", tree_hash);
         if (log->len != 0) {
-            written = snprintf(commit_hash_content + offset, remaining - offset, "parent %s\n", parent_hash);
-            if (written < 0 || (size_t)written >= remaining - offset) {
-                commit_log_free(log);
-                file_info_buffer_free(tree);
-                free(authors[0].name);
-                free(authors[0].email);
-                free(authors[0].timestamp);
-                free(authors);
-                free(commit_message);
-                list_free(files);
-                base_file_buffer_free(base_files);
-                free(branch);
-                free(root);
-                free_config(&config);
-                return 1;
-            }
-            offset += written;
+            offset += snprintf(commit_hash_content + offset, sizeof(commit_hash_content) - offset, "parent %s\n", parent_hash);
         }
-
-        written = snprintf(commit_hash_content + offset, remaining - offset, "author %s <%s> %s\n", authors[0].name, authors[0].email, authors[0].timestamp);
-        if (written < 0 || (size_t)written >= remaining - offset) {
-            commit_log_free(log);
-            file_info_buffer_free(tree);
-            free(authors[0].name);
-            free(authors[0].email);
-            free(authors[0].timestamp);
-            free(authors);
-            free(commit_message);
-            list_free(files);
-            base_file_buffer_free(base_files);
-            free(branch);
-            free(root);
-            free_config(&config);
-            return 1;
-        }
-        offset += written;
-
-        written = snprintf(commit_hash_content + offset, remaining - offset, "committer %s <%s> %s\n", authors[0].name, authors[0].email, authors[0].timestamp);
-        if (written < 0 || (size_t)written >= remaining - offset) {
-            commit_log_free(log);
-            file_info_buffer_free(tree);
-            free(authors[0].name);
-            free(authors[0].email);
-            free(authors[0].timestamp);
-            free(authors);
-            free(commit_message);
-            list_free(files);
-            base_file_buffer_free(base_files);
-            free(branch);
-            free(root);
-            free_config(&config);
-            return 1;
-        }
-        offset += written;
-
-        written = snprintf(commit_hash_content + offset, remaining - offset, "message %s\n", commit_message);
-        if (written < 0 || (size_t)written >= remaining - offset) {
-            commit_log_free(log);
-            file_info_buffer_free(tree);
-            free(authors[0].name);
-            free(authors[0].email);
-            free(authors[0].timestamp);
-            free(authors);
-            free(commit_message);
-            list_free(files);
-            base_file_buffer_free(base_files);
-            free(branch);
-            free(root);
-            free_config(&config);
-            return 1;
-        }
-        offset += written;
+        offset += snprintf(commit_hash_content + offset, sizeof(commit_hash_content) - offset, "author %s <%s> %s\n", author.name, author.email, author.timestamp);
+        offset += snprintf(commit_hash_content + offset, sizeof(commit_hash_content) - offset, "committer %s <%s> %s\n", author.name, author.email, author.timestamp);
+        offset += snprintf(commit_hash_content + offset, sizeof(commit_hash_content) - offset, "message %s\n", commit_message);
 
         char commit_hash[41];
         object_hash(LogObject, commit_hash_content, commit_hash);
 
         Commit commit = {
-            .hash = strdup(commit_hash),
+            .hash = commit_hash,
             .tree_hash = strdup(tree_hash),
-            .authors = authors,
+            .authors = &author,
             .authors_count = 1,
-            .committer = authors[0],
+            .committer = author,
             .message = strdup(commit_message)
         };
 
@@ -791,7 +670,6 @@ int commit(int argc, char** argv) {
             free_config(&config);
             return 1;
         }
-        commit_log_free(log);
 
         char ref_path[PATH_MAX];
         snprintf(ref_path, sizeof(ref_path), "%s/.merk/refs/branches/%s", root, branch);
diff --git a/src/commit.c b/src/commit.c
index afbcfde..25ca833 100644
--- a/src/commit.c
+++ b/src/commit.c
@@ -19,13 +19,11 @@ void commit_log_free(CommitLog* log) {
                 for (size_t j = 0; j < commit->authors_count; j++) {
                     free(commit->authors[j].name);
                     free(commit->authors[j].email);
-                    free(commit->authors[j].timestamp);
                 }
                 free(commit->authors);
             }
             free(commit->committer.name);
             free(commit->committer.email);
-            free(commit->committer.timestamp);
             free(commit->message);
         }
         free(log->items);
diff --git a/src/file.c b/src/file.c
index d41589e..d98e964 100644
--- a/src/file.c
+++ b/src/file.c
@@ -181,7 +181,7 @@ int delete_line(File* file, size_t idx) {
     return 1;
 }
 
-int snapshot_file(char* path, char* root, size_t basefile_id, char* branch, char* hash) {
+int snapshot_file(char* path, char* root, size_t basefile_id, char* hash) {
     File* file = new_file(path);
     if (!file) return 1;
 
@@ -221,17 +221,9 @@ int snapshot_file(char* path, char* root, size_t basefile_id, char* branch, char
     free(concat_file);
     concat_file = NULL;
 
-    size_t id_len = snprintf(NULL, 0, "%s %zu %s", path, basefile_id, branch) + 1;
-    char* id = calloc(id_len, sizeof(char));
-    if (!id) {
-        free(final_content);
-        free_file(file);
-        return 0;
-    }
-
-    snprintf(id, id_len, "%s %zu %s", path, basefile_id, branch);
+    char id[2 + snprintf(NULL, 0, "%d", basefile_id) + strlen(path)];
+    snprintf(id, sizeof(id), "%s %d", path, basefile_id);
     object_hash(BaseFileObject, id, hash);
-    free(id);
 
     char dir_path[PATH_MAX];
     char file_path[PATH_MAX];
@@ -331,4 +323,4 @@ FileInfo* file_info_buffer_search(FileInfoBuffer* buffer, const char* filename)
     FileInfo search_key = {.mode = 0, .name = (char*)filename};
 
     return (FileInfo*)list_binary_search(buffer, &search_key, compare_file_info);
-}
+}
\ No newline at end of file
diff --git a/src/object.c b/src/object.c
index 2284d4a..e4ed47a 100644
--- a/src/object.c
+++ b/src/object.c
@@ -152,7 +152,7 @@ static int mkdir_recursive(const char *path, mode_t mode) {
     return 0;
 }
 
-int save_diff(ActionList* diff, char* path, char* root, size_t diff_id, char* basefile_hash, char* branch) {
+int save_diff(ActionList* diff, char* path, char* root, size_t diff_id, char* basefile_hash) {
     size_t buffer_size = 41;
 
     buffer_size += 1 + snprintf(NULL, 0, "%d", diff->len);
@@ -204,16 +204,10 @@ int save_diff(ActionList* diff, char* path, char* root, size_t diff_id, char* ba
         );
     }
 
-    size_t id_len = snprintf(NULL, 0, "%s %zu %s", path, diff_id, branch) + 1;
-    char* id = calloc(id_len, sizeof(char));
-    if (!id) {
-        return 0;
-    }
-
-    snprintf(id, id_len, "%s %zu %s", path, diff_id, branch);
+    char id[2+snprintf(NULL, 0, "%d", diff_id)+strlen(path)];
+    snprintf(id, sizeof(id), "%s %d", path, diff_id);
     char hash[41];
     object_hash(FileDiffObject, id, hash);
-    free(id);
 
     char dir_path[PATH_MAX];
     char file_path[PATH_MAX];