2 files changed, 10 insertions, 8 deletions
diff --git a/pkg/requests/requests.go b/pkg/requests/requests.go
index 7d7437d..6b74184 100644
--- a/pkg/requests/requests.go
+++ b/pkg/requests/requests.go
@@ -8,12 +8,13 @@ import (
 
 	"git.sigsum.org/sigsum-go/pkg/ascii"
 	"git.sigsum.org/sigsum-go/pkg/hex"
+	"git.sigsum.org/sigsum-go/pkg/merkle"
 	"git.sigsum.org/sigsum-go/pkg/types"
 )
 
 type Leaf struct {
 	ShardHint       uint64          `ascii:"shard_hint"`
-	Message         types.Hash      `ascii:"message"`
+	Message         merkle.Hash      `ascii:"message"`
 	Signature       types.Signature `ascii:"signature"`
 	PublicKey       types.PublicKey `ascii:"public_key"`
 	DomainHint      string          `ascii:"domain_hint"`
@@ -26,7 +27,7 @@ type Leaves struct {
 
 type InclusionProof struct {
 	TreeSize uint64
-	LeafHash types.Hash
+	LeafHash merkle.Hash
 }
 
 type ConsistencyProof struct {
@@ -36,7 +37,7 @@ type ConsistencyProof struct {
 
 type Cosignature struct {
 	Cosignature types.Signature `ascii:"cosignature"`
-	KeyHash     types.Hash      `ascii:"key_hash"`
+	KeyHash     merkle.Hash      `ascii:"key_hash"`
 }
 
 func (req *Leaf) ToASCII(w io.Writer) error {
@@ -97,7 +98,7 @@ func (req *InclusionProof) FromURL(url string) (err error) {
 	if err != nil {
 		return err
 	}
-	if n := len(b); n != types.HashSize {
+	if n := len(b); n != merkle.HashSize {
 		return fmt.Errorf("invalid hash size %d", n)
 	}
 	copy(req.LeafHash[:], b)
diff --git a/pkg/requests/requests_test.go b/pkg/requests/requests_test.go
index e439774..db809c0 100644
--- a/pkg/requests/requests_test.go
+++ b/pkg/requests/requests_test.go
@@ -7,6 +7,7 @@ import (
 	"reflect"
 	"testing"
 
+	"git.sigsum.org/sigsum-go/pkg/merkle"
 	"git.sigsum.org/sigsum-go/pkg/types"
 )
 
@@ -32,7 +33,7 @@ func TestLeavesToURL(t *testing.T) {
 
 func TestInclusionProofToURL(t *testing.T) {
 	url := types.EndpointGetInclusionProof.Path("https://poc.sigsum.org/sigsum/v0")
-	req := InclusionProof{1, types.Hash{}}
+	req := InclusionProof{1, merkle.Hash{}}
 	want := url + "1/0000000000000000000000000000000000000000000000000000000000000000"
 	if got := req.ToURL(url); got != want {
 		t.Errorf("got url %s but wanted %s", got, want)
@@ -137,7 +138,7 @@ func TestInclusionProofFromURL(t *testing.T) {
 		{"invalid: tree size is empty", "some-url//" + zeroHash, InclusionProof{}, true},
 		{"invalid: leaf hash is not lower-case hex", "some-url/1/" + badHex, InclusionProof{}, true},
 		{"invalid: leaf hash is hex but too short", "some-url/1/" + shortHex, InclusionProof{}, true},
-		{"valid", "some-url/1/" + zeroHash, InclusionProof{1, types.Hash{}}, false},
+		{"valid", "some-url/1/" + zeroHash, InclusionProof{1, merkle.Hash{}}, false},
 	} {
 		var req InclusionProof
 		err := req.FromURL(table.input)
@@ -303,10 +304,10 @@ func validCosignatureASCII(t *testing.T) string {
 	)
 }
 
-func newHashBufferInc(t *testing.T) *types.Hash {
+func newHashBufferInc(t *testing.T) *merkle.Hash {
 	t.Helper()
 
-	var buf types.Hash
+	var buf merkle.Hash
 	for i := 0; i < len(buf); i++ {
 		buf[i] = byte(i)
 	}