diff --git a/prometeu-compiler/prometeu-build-pipeline/src/main/java/p/studio/compiler/backend/irvm/IRVMIntrinsicRegistry.java b/prometeu-compiler/prometeu-build-pipeline/src/main/java/p/studio/compiler/backend/irvm/IRVMIntrinsicRegistry.java
index 807189db..226d5cd7 100644
--- a/prometeu-compiler/prometeu-build-pipeline/src/main/java/p/studio/compiler/backend/irvm/IRVMIntrinsicRegistry.java
+++ b/prometeu-compiler/prometeu-build-pipeline/src/main/java/p/studio/compiler/backend/irvm/IRVMIntrinsicRegistry.java
@@ -47,6 +47,7 @@ final class IRVMIntrinsicRegistry {
         try (final var reader = new BufferedReader(new InputStreamReader(stream, StandardCharsets.UTF_8))) {
             String rawLine;
             int lineNumber = 0;
+            Integer previousFinalId = null;
             while ((rawLine = reader.readLine()) != null) {
                 lineNumber++;
                 final var line = rawLine.trim();
@@ -64,7 +65,18 @@ final class IRVMIntrinsicRegistry {
                 } catch (NumberFormatException ex) {
                     throw new IllegalStateException("invalid intrinsic version at line " + lineNumber + ": " + line, ex);
                 }
+                if (canonicalName.isBlank()) {
+                    throw new IllegalStateException("blank intrinsic name at line " + lineNumber + ": " + line);
+                }
+                if (canonicalVersion < 0) {
+                    throw new IllegalStateException("negative intrinsic version at line " + lineNumber + ": " + line);
+                }
                 final int finalId = parseFinalId(columns[2].trim(), lineNumber, line);
+                if (previousFinalId != null && Integer.compareUnsigned(finalId, previousFinalId) <= 0) {
+                    throw new IllegalStateException(
+                            "intrinsic final ids must be strictly increasing for deterministic evolution at line "
+                                    + lineNumber + ": " + line);
+                }
                 register(registry, canonicalName, canonicalVersion, finalId);
                 final var identity = canonicalIdentity(canonicalName, canonicalVersion);
                 final var previous = identityByFinalId.putIfAbsent(finalId, identity);
@@ -72,6 +84,7 @@ final class IRVMIntrinsicRegistry {
                     throw new IllegalStateException(
                             "duplicate intrinsic final id 0x%08X for %s and %s".formatted(finalId, previous, identity));
                 }
+                previousFinalId = finalId;
             }
         } catch (IOException ex) {
             throw new IllegalStateException("failed to read intrinsic registry resource: " + REGISTRY_RESOURCE, ex);