diff --git a/lib/live-score/hosts.ts b/lib/live-score/hosts.ts
index 1e61170..ff31c3b 100644
--- a/lib/live-score/hosts.ts
+++ b/lib/live-score/hosts.ts
@@ -227,35 +227,26 @@ export async function resolveCommit(
   ref: string,
   token?: string,
 ): Promise<string | null> {
-  const init = { headers: requestHeaders(host, token) };
-
-  if (host === "github") {
-    const res = await fetch(`https://api.github.com/repos/${owner}/${name}/commits/${ref}`, init);
-    if (!res.ok) {
-      assertNotRateLimited(host, res);
-      return null;
-    }
-    return ((await res.json()) as { sha?: string }).sha ?? null;
-  }
-
-  if (host === "gitlab") {
-    const res = await fetch(
-      `https://gitlab.com/api/v4/projects/${gitlabProjectId(owner, name)}/repository/commits/${ref}`,
-      init,
-    );
-    if (!res.ok) {
-      assertNotRateLimited(host, res);
-      return null;
-    }
-    return ((await res.json()) as { id?: string }).id ?? null;
-  }
-
-  const res = await fetch(`https://api.bitbucket.org/2.0/repositories/${owner}/${name}/commit/${ref}`, init);
+  const url =
+    host === "github"
+      ? `https://api.github.com/repos/${owner}/${name}/commits/${ref}`
+      : host === "gitlab"
+        ? `https://gitlab.com/api/v4/projects/${gitlabProjectId(owner, name)}/repository/commits/${ref}`
+        : `https://api.bitbucket.org/2.0/repositories/${owner}/${name}/commit/${ref}`;
+
+  const res = await fetch(url, { headers: requestHeaders(host, token) });
+
+  // Null is cached as "no such repo" for an hour, so only answers that really
+  // mean that may produce it: 404, and GitHub's 409 for an empty repo. A 401
+  // from an expired token must throw, or every unindexed repo reads as missing.
+  if (res.status === 404 || res.status === 409) return null;
   if (!res.ok) {
     assertNotRateLimited(host, res);
-    return null;
+    throw new Error(`${res.status} resolving commit`);
   }
-  return ((await res.json()) as { hash?: string }).hash ?? null;
+
+  const body = (await res.json()) as { sha?: string; id?: string; hash?: string };
+  return body.sha ?? body.id ?? body.hash ?? null;
 }
 
 export function hostToken(host: RepoHost): string | undefined {
diff --git a/scripts/seed-list.ts b/scripts/seed-list.ts
index c816f40..6943331 100644
--- a/scripts/seed-list.ts
+++ b/scripts/seed-list.ts
@@ -575,6 +575,10 @@ export const SEEDS: Seed[] = [
     note: "This project — meta self-ranking",
     url: "https://github.com/hsnice16/agent-friendly-code",
   },
+  {
+    url: "https://github.com/hsnice16/tula",
+    note: "tula — crypto liquidation-risk terminal tool",
+  },
   {
     url: "https://github.com/farzaa/clicky",
     note: "Clicky — coding-agent side project",
diff --git a/tests/live-score.test.ts b/tests/live-score.test.ts
index bfa469e..4b9b78c 100644
--- a/tests/live-score.test.ts
+++ b/tests/live-score.test.ts
@@ -1,10 +1,10 @@
 import assert from "node:assert/strict";
 import { readFileSync } from "node:fs";
 import { join } from "node:path";
-import { describe, it } from "node:test";
+import { afterEach, describe, it } from "node:test";
 
 import { CONTENT_CANDIDATES } from "../lib/live-score/content-files";
-import { blobUrl, rawUrl } from "../lib/live-score/hosts";
+import { blobUrl, RateLimitedError, rawUrl, resolveCommit } from "../lib/live-score/hosts";
 import { safeAbsolute } from "../lib/live-score/materialize";
 import { SUPPORTED_HOSTS } from "../lib/live-score/supported";
 
@@ -59,6 +59,39 @@ describe("host URLs", () => {
   });
 });
 
+describe("resolveCommit", () => {
+  const realFetch = globalThis.fetch;
+  afterEach(() => {
+    globalThis.fetch = realFetch;
+  });
+
+  const respond = (status: number, body: unknown = {}) => {
+    globalThis.fetch = (async () => new Response(JSON.stringify(body), { status })) as unknown as typeof fetch;
+  };
+
+  it("returns the sha on success", async () => {
+    respond(200, { sha: "abc" });
+    assert.equal(await resolveCommit("github", "o", "n", "HEAD"), "abc");
+  });
+
+  it("returns null only when the repo is missing or empty", async () => {
+    respond(404);
+    assert.equal(await resolveCommit("github", "o", "n", "HEAD"), null);
+    respond(409);
+    assert.equal(await resolveCommit("github", "o", "n", "HEAD"), null);
+  });
+
+  it("throws on a rejected token instead of reporting the repo missing", async () => {
+    respond(401);
+    await assert.rejects(resolveCommit("github", "o", "n", "HEAD", "stale"));
+  });
+
+  it("throws RateLimitedError on a spent quota", async () => {
+    respond(403);
+    await assert.rejects(resolveCommit("github", "o", "n", "HEAD"), RateLimitedError);
+  });
+});
+
 describe("supported hosts", () => {
   it("ships GitHub only until GitLab pagination and Bitbucket rate limits are guarded", () => {
     assert.deepEqual(SUPPORTED_HOSTS, ["github"]);