diff --git a/snuba/manual_jobs/extract_span_data.py b/snuba/manual_jobs/extract_span_data.py
index badcef129c3..23f568528ec 100644
--- a/snuba/manual_jobs/extract_span_data.py
+++ b/snuba/manual_jobs/extract_span_data.py
@@ -1,5 +1,3 @@
-from datetime import datetime
-
 from snuba.clusters.cluster import ClickhouseClientSettings, get_cluster
 from snuba.clusters.storage_sets import StorageSetKey
 from snuba.manual_jobs import Job, JobLogger, JobSpec
@@ -10,11 +8,10 @@ def __init__(self, job_spec: JobSpec) -> None:
         super().__init__(job_spec)
 
     def _generate_spans_query(self):
-        # Columns that should not be hashed (numeric and date types)
-        numeric_columns = {
-            "organization_id",
-            "project_id",
+        # Columns that should not be scrubbed
+        unscrubbed_columns = {
             "span_id",
+            "trace_id",
             "parent_span_id",
             "segment_id",
             "is_segment",
@@ -59,14 +56,14 @@ def _generate_spans_query(self):
 
         scrubbed_columns = []
         for col in all_columns:
-            if col in numeric_columns or col.startswith("attr_num"):
+            if col in unscrubbed_columns or col.startswith("attr_num"):
                 scrubbed_columns.append(col)
             elif col.startswith("attr_str"):
                 scrubbed_columns.append(
-                    f"mapApply((k, v) -> (k, cityHash64(v)), {col}) AS {col}"
+                    f"mapApply((k, v) -> (k, cityHash64(v)), {col}) AS {col}_scrubbed"
                 )
             else:
-                scrubbed_columns.append(f"cityHash64({col}) AS {col}")
+                scrubbed_columns.append(f"cityHash64({col}) AS {col}_scrubbed")
 
         query = f"""
         SELECT
@@ -83,13 +80,10 @@ def execute(self, logger: JobLogger) -> None:
         cluster = get_cluster(StorageSetKey.EVENTS_ANALYTICS_PLATFORM)
         connection = cluster.get_query_connection(ClickhouseClientSettings.QUERY)
 
-        current_time = datetime.now().strftime("%Y%m%d_%H%M%S")
-        file_name = f"scrubbed_spans_data_{current_time}.csv.gz"
-
         query = f"""
-        INSERT INTO FUNCTION gcs('https://storage.googleapis.com/{self.gcp_bucket_name}/{file_name}',
+        INSERT INTO FUNCTION gcs('{self.gcp_bucket_name}/{self.output_file_path}',
             'CSVWithNames',
-            '',
+            'auto',
             'gzip'
         )
         {self._generate_spans_query()}
@@ -98,5 +92,5 @@ def execute(self, logger: JobLogger) -> None:
         logger.info("Executing query")
         connection.execute(query=query)
         logger.info(
-            f"Data written to GCS bucket: https://storage.googleapis.com/{self.gcp_bucket_name}/{file_name}"
+            f"Data written to GCS bucket: {self.gcp_bucket_name}/{self.output_file_path}"
         )
diff --git a/snuba/utils/hashes.py b/snuba/utils/hashes.py
index b03e94e3395..d9cd7ad2f85 100644
--- a/snuba/utils/hashes.py
+++ b/snuba/utils/hashes.py
@@ -7,14 +7,3 @@ def fnv_1a(b: bytes) -> int:
         res = res ^ byt
         res = (res * fnv_1a_32_prime) & 0xFFFFFFFF  # force 32 bit
     return res
-
-
-def fnv_1a_64(b: bytes) -> int:
-    fnv_1a_64_prime = 1099511628211
-    fnv_1a_64_offset_basis = 14695981039346656037
-
-    res = fnv_1a_64_offset_basis
-    for byt in b:
-        res = res ^ byt
-        res = (res * fnv_1a_64_prime) & 0xFFFFFFFFFFFFFFFF  # force 64 bit
-    return res
diff --git a/tests/manual_jobs/test_extract_span_data.py b/tests/manual_jobs/test_extract_span_data.py
index bd2e62c2773..121d3efa248 100644
--- a/tests/manual_jobs/test_extract_span_data.py
+++ b/tests/manual_jobs/test_extract_span_data.py
@@ -8,6 +8,7 @@
 from snuba.datasets.storages.factory import get_storage
 from snuba.datasets.storages.storage_key import StorageKey
 from snuba.manual_jobs import JobSpec
+from snuba.manual_jobs.job_status import JobStatus
 from snuba.manual_jobs.runner import run_job
 from tests.helpers import write_raw_unprocessed_events
 
@@ -92,7 +93,7 @@ def _gen_message(
 
 @pytest.mark.clickhouse_db
 @pytest.mark.redis_db
-@pytest.mark.skip(reason="can't test writing to GCS")
+# @pytest.mark.skip(reason="can't test writing to GCS")
 def test_extract_span_data() -> None:
     BASE_TIME = datetime.utcnow().replace(
         minute=0, second=0, microsecond=0
@@ -107,13 +108,22 @@ def test_extract_span_data() -> None:
 
     write_raw_unprocessed_events(spans_storage, messages)  # type: ignore
 
-    run_job(
-        JobSpec(
-            "jobid",
-            "ExtractSpanData",
-            False,
-            {
-                "organization_ids": [0, 1],
-            },
+    assert (
+        run_job(
+            JobSpec(
+                "jobid",
+                "ExtractSpanData",
+                False,
+                {
+                    "organization_ids": [0, 1],
+                    "start_timestamp": (BASE_TIME - timedelta(minutes=30)).isoformat(),
+                    "end_timestamp": (BASE_TIME + timedelta(hours=24)).isoformat(),
+                    "table_name": "snuba_test.eap_spans_2_local",
+                    "limit": 1000000,
+                    "output_file_path": "scrubbed_spans_data.csv.gz",
+                    "gcp_bucket_name": "test-bucket",
+                },
+            )
         )
+        == JobStatus.FINISHED
     )