diff --git a/.github/workflows/test_ws_codecov.yml b/.github/workflows/test_ws_codecov.yml
index 4c27281..0b0b379 100644
--- a/.github/workflows/test_ws_codecov.yml
+++ b/.github/workflows/test_ws_codecov.yml
@@ -13,11 +13,21 @@ jobs:
       id: branch-name
       uses: tj-actions/branch-names@v7.0.7
 
-    - uses: actions/checkout@v3
+    - name: Checkout to specific branch
+      uses: actions/checkout@v3
+      id: specific-checkout
+      continue-on-error: true
       with:
         repository: biothings/biothings_explorer
         ref: ${{ steps.branch-name.outputs.current_branch }}
 
+    - name: Checkout to main if above failed
+      if: steps.specific-checkout.outcome == 'failure'
+      uses: actions/checkout@v3
+      with:
+        repository: biothings/biothings_explorer
+        ref: main
+
     - name: Use Node.js 18.x
       uses: actions/setup-node@v3
       with:
diff --git a/__test__/biolink_transformers.test.ts b/__test__/biolink_transformers.test.ts
deleted file mode 100644
index ca52dfc..0000000
--- a/__test__/biolink_transformers.test.ts
+++ /dev/null
@@ -1,92 +0,0 @@
-import jq_tf from "../built/transformers/jq_transformer";
-import biolink_tf from "../src/transformers/biolink_transformer";
-import fs from "fs";
-import path from "path";
-import { JSONDoc } from "../src/json_transform/types";
-
-describe("test biolink transformer", () => {
-  let response;
-  let input;
-
-  beforeEach(() => {
-    const response_path = path.resolve(__dirname, "./data/biolink/response.json");
-    response = JSON.parse(fs.readFileSync(response_path, { encoding: "utf8" }));
-    const edge_path = path.resolve(__dirname, "./data/biolink/edge.json");
-    const edge = JSON.parse(fs.readFileSync(edge_path, { encoding: "utf8" }));
-    input = {
-      response,
-      edge,
-    };
-  });
-
-  test("test biolink wrapper", async () => {
-    const tf = new jq_tf(input, { type: "biolink" });
-    const res = await tf.wrap(response);
-    expect(res.associations[0].object.HGNC).toBe("10956");
-    expect(res.associations[0].publications[0].id).toBe("21685912");
-    expect(res.associations[1]).not.toHaveProperty("publications");
-    expect(res.associations[1]).not.toHaveProperty("provided_by");
-  });
-
-  test("test biolink wrapper if no association field as root key", async () => {
-    const tf = new jq_tf(input, { type: "biolink" });
-    const res = await tf.wrap({ data: [] });
-    expect(res).toEqual({ data: [] });
-  });
-
-  test("test biolink wrapper if no object id should be prefixed", async () => {
-    const tf = new jq_tf(input, { type: "biolink" });
-    const res = await tf.wrap({
-      associations: [
-        {
-          object: {
-            id: "MONDO:12345",
-          },
-        },
-      ],
-    });
-    expect(res.associations[0].object.MONDO).toEqual("MONDO:12345");
-  });
-
-  test("test biolink wrapper if no object field present", async () => {
-    const tf = new jq_tf(input, { type: "biolink" });
-    const fake_response = {
-      associations: [
-        {
-          object1: {
-            id: "MONDO:12345",
-          },
-        },
-      ],
-    };
-    const res = await tf.wrap(fake_response);
-    expect(res).toEqual(fake_response);
-  });
-
-  test("test biolink wrapper if no object.id field present", async () => {
-    const tf = new jq_tf(input, { type: "biolink" });
-    const fake_response = {
-      associations: [
-        {
-          object: {
-            id1: "MONDO:12345",
-          },
-        },
-      ],
-    };
-    const res = await tf.wrap(fake_response);
-    expect(res).toEqual(fake_response);
-  });
-
-  test("test biolink jsonTransform function", async () => {
-    const tf = new jq_tf(input, { type: "biolink" });
-    const wrapped_response = await tf.wrap(response);
-    const res: JSONDoc = tf.jsonTransform(wrapped_response);
-    expect(res).toHaveProperty("related_to");
-    expect(res.related_to[0].HGNC).toEqual("10956");
-    expect(res.related_to[0].pubmed[0]).toEqual("21685912");
-    expect(res.related_to[0].relation).toEqual("contributes to condition");
-    expect(res.related_to[0].source[0]).toEqual("https://archive.monarchinitiative.org/#gwascatalog");
-    expect(res.related_to[0].taxid).toEqual("NCBITaxon:9606");
-  });
-});
diff --git a/src/record.ts b/src/record.ts
index d9c2d2d..8450b2b 100644
--- a/src/record.ts
+++ b/src/record.ts
@@ -455,6 +455,8 @@ export class Record {
           sourceA.resource_id.localeCompare(sourceB.resource_id),
         ).map(source => _.omit(source, ["source_record_urls"])),
       ),
+      this.knowledge_level,
+      this.agent_type
     ].join("-");
   }
 
@@ -497,9 +499,9 @@ export class Record {
 
   get apiInforesCurie(): string {
     if (this.association["x-translator"]) {
-      return this.association["x-translator"]["infores"] || undefined;
+      return this.association["x-translator"]["infores"] || "infores:error-not-provided";
     }
-    return undefined;
+    return "infores:error-not-provided";
   }
 
   get metaEdgeSource(): string {