diff --git a/crates/epiphany-core/src/ids.rs b/crates/epiphany-core/src/ids.rs
index 892f534..102243a 100644
--- a/crates/epiphany-core/src/ids.rs
+++ b/crates/epiphany-core/src/ids.rs
@@ -244,6 +244,34 @@ macro_rules! graph_id {
         }
         // Canonical order *is* byte order for typed identifiers (Appendix D).
         impl CanonicalByteOrder for $name {}
+
+        impl crate::textvalue::TextValue for $name {
+            fn project(&self) -> crate::textvalue::Sexp {
+                crate::textvalue::Sexp::Bytes(
+                    <Self as CanonicalEncode>::to_canonical_bytes(self),
+                )
+            }
+
+            fn parse(
+                s: &crate::textvalue::Sexp,
+            ) -> Result<Self, crate::textvalue::TextError> {
+                let crate::textvalue::Sexp::Bytes(bytes) = s else {
+                    return Err(crate::textvalue::TextError::Expected {
+                        expected: stringify!($name),
+                        found: crate::textvalue_impls::class_of(s),
+                    });
+                };
+                let value = <Self as CanonicalDecode>::decode_canonical(bytes)
+                    .map_err(|_| crate::textvalue::TextError::NotCanonical(stringify!($name)))?;
+                if value.to_canonical_bytes() != *bytes {
+                    return Err(crate::textvalue::TextError::NotCanonical(concat!(
+                        stringify!($name),
+                        " is not canonically encoded"
+                    )));
+                }
+                Ok(value)
+            }
+        }
     };
 }
 
diff --git a/crates/epiphany-core/src/textvalue_impls.rs b/crates/epiphany-core/src/textvalue_impls.rs
index 83cc0b8..0ba9edd 100644
--- a/crates/epiphany-core/src/textvalue_impls.rs
+++ b/crates/epiphany-core/src/textvalue_impls.rs
@@ -77,34 +77,8 @@ pub(crate) fn class_of(s: &Sexp) -> &'static str {
 bytes_text_value! {
     crate::ids::ReplicaId => "ReplicaId",
     crate::ids::OperationId => "OperationId",
-    crate::ids::EventId => "EventId",
-    crate::ids::PitchId => "PitchId",
-    crate::ids::VoiceId => "VoiceId",
-    crate::ids::StaffId => "StaffId",
-    crate::ids::StaffInstanceId => "StaffInstanceId",
-    crate::ids::StaffGroupId => "StaffGroupId",
-    crate::ids::RegionId => "RegionId",
-    crate::ids::InstrumentId => "InstrumentId",
-    crate::ids::PartDefinitionId => "PartDefinitionId",
-    crate::ids::MeasureId => "MeasureId",
-    crate::ids::BarlineAlignmentGroupId => "BarlineAlignmentGroupId",
-    crate::ids::SlurId => "SlurId",
-    crate::ids::TieId => "TieId",
-    crate::ids::BeamId => "BeamId",
-    crate::ids::SpannerId => "SpannerId",
-    crate::ids::TupletId => "TupletId",
-    crate::ids::MarkerId => "MarkerId",
-    crate::ids::AnalyticalAnnotationId => "AnalyticalAnnotationId",
-    crate::ids::CommentId => "CommentId",
-    crate::ids::RepeatStructureId => "RepeatStructureId",
-    crate::ids::LyricLineId => "LyricLineId",
-    crate::ids::ChordSymbolId => "ChordSymbolId",
-    crate::ids::GraphicObjectId => "GraphicObjectId",
-    crate::ids::GraphicGestureId => "GraphicGestureId",
-    crate::ids::TimeSignatureId => "TimeSignatureId",
-    crate::ids::AnalysisLayerId => "AnalysisLayerId",
-    crate::ids::ViewId => "ViewId",
     ContentHash => "ContentHash",
+    crate::ids::TypedObjectId => "TypedObjectId",
 }
 
 /// A `CanonicalF64` is its eight canonical little-endian IEEE 754 bytes, never a