AuxExistance check

go.mod

@@ -23,7 +23,7 @@ require (
 	github.com/fsnotify/fsnotify v1.6.0 // indirect
 	github.com/holiman/uint256 v1.2.3 // indirect
 	github.com/iden3/contracts-abi/onchain-credential-status-resolver/go/abi v0.0.0-20230911113809-c58b7e7a69b0 // indirect
-	github.com/iden3/go-schema-processor/v2 v2.5.1-0.20241118112443-0657c0326876 // indirect
+	github.com/iden3/go-schema-processor/v2 v2.5.1-0.20241118132742-9f041ef05b49 // indirect
 	github.com/piprate/json-gold v0.5.1-0.20230111113000-6ddbe6e6f19f // indirect
 	github.com/pquerna/cachecontrol v0.0.0-20180517163645-1555304b9b35 // indirect
 	golang.org/x/exp v0.0.0-20230810033253-352e893a4cad // indirect

go.sum

@@ -104,6 +104,8 @@ github.com/iden3/go-schema-processor/v2 v2.5.1-0.20241118112226-85f13b328a6d h1:
 github.com/iden3/go-schema-processor/v2 v2.5.1-0.20241118112226-85f13b328a6d/go.mod h1:hMqYi4lKOzEGkmCRks/r4Crj8H4G8YaTt8H4jZHzX9Y=
 github.com/iden3/go-schema-processor/v2 v2.5.1-0.20241118112443-0657c0326876 h1:1TglvlfYclTk8tHUc6b6/lgIJjzSGo6wayhmjH5YJP0=
 github.com/iden3/go-schema-processor/v2 v2.5.1-0.20241118112443-0657c0326876/go.mod h1:hMqYi4lKOzEGkmCRks/r4Crj8H4G8YaTt8H4jZHzX9Y=
+github.com/iden3/go-schema-processor/v2 v2.5.1-0.20241118132742-9f041ef05b49 h1:uAZmYb22761RwpD4Yeqb2dMJq4y3kJoPi42hVe45R7w=
+github.com/iden3/go-schema-processor/v2 v2.5.1-0.20241118132742-9f041ef05b49/go.mod h1:hMqYi4lKOzEGkmCRks/r4Crj8H4G8YaTt8H4jZHzX9Y=
 github.com/iden3/merkletree-proof v0.3.0 h1:NVlvtUBEgn4Etxxn+RsOmXP/qlI+85BdN8oUDTf3mxI=
 github.com/iden3/merkletree-proof v0.3.0/go.mod h1:+E2sBxMqhcn/fcu0LDGjmk3us+Vr+fxQUiZMxdpbgUE=
 github.com/ipfs/go-cid v0.3.2 h1:OGgOd+JCFM+y1DjWPmVH+2/4POtpDzwcr7VgnB7mZXc=

pkg/services/registry.go

@@ -105,7 +105,7 @@ func (gi *GistInfo) ToDidRepresentation() (*verifiable.GistInfo, error) {
 		}
 
 		var nodeAux *merkletree.NodeAux
-		if gi.Proof.AuxValue != nil && gi.Proof.AuxIndex != nil {
+		if !gi.Proof.Existence && gi.Proof.AuxExistence {
 			val, err := merkletree.NewHashFromBigInt(gi.Proof.AuxValue)
 			if err != nil {
 				return nil, err