4 files changed, 7 insertions, 7 deletions
diff --git a/cmd/sigsum-debug/leaf/hash/hash.go b/cmd/sigsum-debug/leaf/hash/hash.go
index 9bc845e..81531b5 100644
--- a/cmd/sigsum-debug/leaf/hash/hash.go
+++ b/cmd/sigsum-debug/leaf/hash/hash.go
@@ -26,11 +26,11 @@ func Main(args []string, optKeyHash, optSignature string, optShardHint uint64) e
 		return fmt.Errorf("parse signature: %w", err)
 	}
 
-	preimage := types.HashFn(data)
+	message := types.HashFn(data)
 	leaf := types.Leaf{
 		Statement: types.Statement{
 			ShardHint: optShardHint,
-			Checksum:  *types.HashFn(preimage[:]),
+			Checksum:  *types.HashFn(message[:]),
 		},
 		Signature: sig,
 		KeyHash:   keyHash,
diff --git a/cmd/sigsum-debug/leaf/sign/sign.go b/cmd/sigsum-debug/leaf/sign/sign.go
index 348ae23..3b40c32 100644
--- a/cmd/sigsum-debug/leaf/sign/sign.go
+++ b/cmd/sigsum-debug/leaf/sign/sign.go
@@ -22,10 +22,10 @@ func Main(args []string, optPrivateKey string, optShardHint uint64) error {
 		return fmt.Errorf("parse private key: %w", err)
 	}
 
-	preimage := types.HashFn(data)
+	message := types.HashFn(data)
 	stm := types.Statement{
 		ShardHint: optShardHint,
-		Checksum:  *types.HashFn(preimage[:]),
+		Checksum:  *types.HashFn(message[:]),
 	}
 	sig, err := stm.Sign(priv)
 	if err != nil {
diff --git a/pkg/requests/requests.go b/pkg/requests/requests.go
index bb63de0..94b3130 100644
--- a/pkg/requests/requests.go
+++ b/pkg/requests/requests.go
@@ -13,7 +13,7 @@ import (
 
 type Leaf struct {
 	ShardHint       uint64          `ascii:"shard_hint"`
-	Preimage        types.Hash      `ascii:"preimage"`
+	Message         types.Hash      `ascii:"message"`
 	Signature       types.Signature `ascii:"signature"`
 	VerificationKey types.PublicKey `ascii:"verification_key"`
 	DomainHint      string          `ascii:"domain_hint"`
diff --git a/pkg/requests/requests_test.go b/pkg/requests/requests_test.go
index c8104ff..d6aaf6c 100644
--- a/pkg/requests/requests_test.go
+++ b/pkg/requests/requests_test.go
@@ -221,7 +221,7 @@ func validLeaf(t *testing.T) *Leaf {
 	t.Helper()
 	return &Leaf{
 		ShardHint:       1,
-		Preimage:        *newHashBufferInc(t),
+		Message:         *newHashBufferInc(t),
 		Signature:       *newSigBufferInc(t),
 		VerificationKey: *newPubBufferInc(t),
 		DomainHint:      "example.com",
@@ -232,7 +232,7 @@ func validLeafASCII(t *testing.T) string {
 	t.Helper()
 	return fmt.Sprintf("%s=%d\n%s=%x\n%s=%x\n%s=%x\n%s=%s\n",
 		"shard_hint", 1,
-		"preimage", newHashBufferInc(t)[:],
+		"message", newHashBufferInc(t)[:],
 		"signature", newSigBufferInc(t)[:],
 		"verification_key", newPubBufferInc(t)[:],
 		"domain_hint", "example.com",