diff --git a/.github/workflows/ci-dispatch-group.yml b/.github/workflows/ci-dispatch-group.yml
index c6df29cd053..c2a08e458b9 100644
--- a/.github/workflows/ci-dispatch-group.yml
+++ b/.github/workflows/ci-dispatch-group.yml
@@ -15,7 +15,7 @@ permissions:
 
 jobs:
   standlone-jobs:
-    name: '[Standalone]'
+    name: "sa.${{ matrix.id }}"
     permissions:
       id-token: write
       contents: read
@@ -31,7 +31,7 @@ jobs:
       command:  ${{ matrix.command }}
 
   two-stage-jobs:
-    name: '[TwoStage]'
+    name: "ts.${{ matrix.id }}"
     permissions:
       id-token: write
       contents: read
diff --git a/.github/workflows/ci-dispatch-two-stage.yml b/.github/workflows/ci-dispatch-two-stage.yml
index 1c32c85dad6..52d1f3d8dcd 100644
--- a/.github/workflows/ci-dispatch-two-stage.yml
+++ b/.github/workflows/ci-dispatch-two-stage.yml
@@ -15,7 +15,7 @@ permissions:
 
 jobs:
   producers:
-    name: '[Producer]'
+    name: "p.${{ matrix.id }}"
     # It is impossible to accumulate output variables across a matrix, and we cannot rely on the results of the dispatch-job workflow to determine success.
     # See the note in ci-dispatch-job.yml for more information.
     #
@@ -35,7 +35,7 @@ jobs:
       command:  ${{ matrix.command }}
 
   consumers:
-    name: '[Consumer]'
+    name: "c.${{ matrix.id }}"
     needs: producers
     # dispatch-job's result is always false, check the outputs instead. See ci-dispatch-job.yml for more information.
     if: ${{ !cancelled() && fromJson(needs.producers.outputs.success) }}
diff --git a/ci/compute-matrix.py b/ci/compute-matrix.py
index c67ce087c18..9f1606d015f 100755
--- a/ci/compute-matrix.py
+++ b/ci/compute-matrix.py
@@ -42,6 +42,7 @@
 - two_stage_json: A json object that represents bulk-synchronous producer/consumer jobs, used with ci-dispatch-two-stage.yml.
   Example:
   {
+    "id": "<unique id>", # Used as a compact unique name for the GHA dispatch workflows.
     "producers": [ {<job_json>}, ... ],
     "consumers": [ {<job_json>}, ... ]
   }
@@ -49,18 +50,21 @@
 - job_json: A json object that represents a single job in a workflow. Used with ci-dispatch-job.yml.
   Example:
   {
-    name: "...",
-    runner: "...",
-    image: "...",
-    command: "..." },
+    "id": "<unique id>", # Used as a compact unique name for the GHA dispatch workflows.
+    "name": "...",
+    "runner": "...",
+    "image": "...",
+    "command": "..." },
   }
 """
 
 import argparse
+import base64
 import copy
 import json
 import os
 import re
+import struct
 import sys
 import yaml
 
@@ -460,6 +464,23 @@ def natural_sort_key(key):
                     print(f"::error file=ci/matrix.yaml::{error_message}", file=sys.stderr)
                     raise Exception(error_message)
 
+    # Simple compact global unique ID generator:
+    # Generates a base64 hash of an incrementing 16-bit integer:
+    hash_generator = (base64.b64encode(struct.pack(">H", i)).decode('ascii') for i in range(65535))
+    # Strips off up-to 2 leading 'A' characters and a single trailing '=' characters, if they exist:
+    guid_generator = (re.sub(r'^A{0,2}', '', hash).removesuffix("=") for hash in hash_generator)
+
+    # Assign unique IDs where needed:
+    for group_name, group_json in workflow_dispatch_groups.items():
+        if 'standalone' in group_json:
+            for job_json in group_json['standalone']:
+                job_json['id'] = next(guid_generator)
+        if 'two_stage' in group_json:
+            for two_stage_json in group_json['two_stage']:
+                two_stage_json['id'] = next(guid_generator)
+                for job_json in two_stage_json['producers'] + two_stage_json['consumers']:
+                    job_json['id'] = next(guid_generator)
+
     return workflow_dispatch_groups
 
 
@@ -468,6 +489,7 @@ def pretty_print_workflow(final_workflow, outfile):
 
     total_jobs = 0
     runner_counts = {}
+
     def print_job_array(key, group_json):
         nonlocal total_jobs
         nonlocal runner_counts
@@ -491,7 +513,7 @@ def print_job_array(key, group_json):
     print(f"::group::Runner counts", file=outfile)
     print(f"::notice:: Total jobs: {total_jobs}", file=outfile)
     # Sort by descending counts:
-    runner_counts = {k : v for k, v in sorted(runner_counts.items(), key=lambda item: item[1], reverse=True)}
+    runner_counts = {k: v for k, v in sorted(runner_counts.items(), key=lambda item: item[1], reverse=True)}
     for runner, count in runner_counts.items():
         print(f"::notice:: {count}x {runner}", file=outfile)
     print(f"::endgroup::", file=outfile)
diff --git a/ci/matrix.yaml b/ci/matrix.yaml
index 354b2315576..f46b8dfd50d 100644
--- a/ci/matrix.yaml
+++ b/ci/matrix.yaml
@@ -185,7 +185,7 @@ default_os_lookup:
 
 # All known GPUs
 gpus:
-  - 'v100'     # ?? runners
+  - 'v100'     # 40 runners
   - 't4'       #  8 runners
   - 'rtx2080'  #  8 runners
   - 'rtxa6000' # 12 runners