diff --git a/registry_provider_version.go b/registry_provider_version.go
index 017dc3be2..f84554854 100644
--- a/registry_provider_version.go
+++ b/registry_provider_version.go
@@ -42,7 +42,7 @@ type RegistryProviderVersion struct {
 	Protocols          []string                           `jsonapi:"attr,protocols"`
 	Permissions        RegistryProviderVersionPermissions `jsonapi:"attr,permissions"`
 	ShasumsUploaded    bool                               `jsonapi:"attr,shasums-uploaded"`
-	ShasumsSigUploaded bool                               `jsonapi:"attr,sasums-sig-uploaded"`
+	ShasumsSigUploaded bool                               `jsonapi:"attr,shasums-sig-uploaded"`
 
 	// Relations
 	RegistryProvider          *RegistryProvider           `jsonapi:"relation,registry-provider"`
@@ -198,7 +198,8 @@ func (r *registryProviderVersions) Delete(ctx context.Context, versionID Registr
 	return r.client.do(ctx, req, nil)
 }
 
-func (v RegistryProviderVersion) ShasumsUploadURL() (string, error) {
+// ShasumsUploadURL returns the upload URL to upload shasums if one is available
+func (v *RegistryProviderVersion) ShasumsUploadURL() (string, error) {
 	uploadURL, ok := v.Links["shasums-upload"].(string)
 	if !ok {
 		return uploadURL, fmt.Errorf("the Registry Provider Version does not contain a shasums upload link")
@@ -209,7 +210,8 @@ func (v RegistryProviderVersion) ShasumsUploadURL() (string, error) {
 	return uploadURL, nil
 }
 
-func (v RegistryProviderVersion) ShasumsSigUploadURL() (string, error) {
+// ShasumsSigUploadURL returns the URL to upload a shasums sig
+func (v *RegistryProviderVersion) ShasumsSigUploadURL() (string, error) {
 	uploadURL, ok := v.Links["shasums-sig-upload"].(string)
 	if !ok {
 		return uploadURL, fmt.Errorf("the Registry Provider Version does not contain a shasums sig upload link")
@@ -220,7 +222,8 @@ func (v RegistryProviderVersion) ShasumsSigUploadURL() (string, error) {
 	return uploadURL, nil
 }
 
-func (v RegistryProviderVersion) ShasumsDownloadURL() (string, error) {
+// ShasumsDownloadURL returns the URL to download the shasums for the registry version
+func (v *RegistryProviderVersion) ShasumsDownloadURL() (string, error) {
 	downloadURL, ok := v.Links["shasums-download"].(string)
 	if !ok {
 		return downloadURL, fmt.Errorf("the Registry Provider Version does not contain a shasums download link")
@@ -231,7 +234,8 @@ func (v RegistryProviderVersion) ShasumsDownloadURL() (string, error) {
 	return downloadURL, nil
 }
 
-func (v RegistryProviderVersion) ShasumsSigDownloadURL() (string, error) {
+// ShasumsSigDownloadURL returns the URL to download the shasums sig for the registry version
+func (v *RegistryProviderVersion) ShasumsSigDownloadURL() (string, error) {
 	downloadURL, ok := v.Links["shasums-sig-download"].(string)
 	if !ok {
 		return downloadURL, fmt.Errorf("the Registry Provider Version does not contain a shasums sig download link")