diff --git a/bikeshed/cli.py b/bikeshed/cli.py
index 464d73e501..e880e7c550 100644
--- a/bikeshed/cli.py
+++ b/bikeshed/cli.py
@@ -197,6 +197,13 @@ def main() -> None:
         help="Don't actually submit to the echidna service, instead just echo the prepared TAR file to stdout.",
     )
 
+    w3cParser = subparsers.add_parser("w3c", help="Commands to interact with W3C services.")
+    w3cParser.add_argument(
+        "--pub-status",
+        dest="pubToken",
+        help="Check the status of an Echidna publication. Pass the publication id.",
+    )
+
     watchParser = subparsers.add_parser(
         "watch",
         help="Process a spec source file into a valid output file, automatically rebuilding when it changes.",
@@ -483,6 +490,8 @@ def main() -> None:
         handleTemplate()
     elif options.subparserName == "wpt":
         handleWpt(options)
+    elif options.subparserName == "w3c":
+        handleW3c(options)
 
 
 def handleUpdate(options: argparse.Namespace) -> None:
@@ -582,6 +591,13 @@ def handleServe(options: argparse.Namespace, extras: list[str]) -> None:
     doc.watch(outputFilename=options.outfile, port=int(options.port))
 
 
+def handleW3c(options: argparse.Namespace) -> None:
+    from . import w3c
+
+    if options.pubToken:
+        w3c.checkEchidna(options.pubToken)
+
+
 def handleDebug(options: argparse.Namespace, extras: list[str]) -> None:
     from . import metadata
     from .Spec import Spec
diff --git a/bikeshed/w3c/__init__.py b/bikeshed/w3c/__init__.py
new file mode 100644
index 0000000000..055968b815
--- /dev/null
+++ b/bikeshed/w3c/__init__.py
@@ -0,0 +1 @@
+from .echidna import checkEchidna
diff --git a/bikeshed/w3c/echidna.py b/bikeshed/w3c/echidna.py
new file mode 100644
index 0000000000..5394ee15e3
--- /dev/null
+++ b/bikeshed/w3c/echidna.py
@@ -0,0 +1,90 @@
+from __future__ import annotations
+
+import json
+import re
+
+import requests
+
+from .. import messages as m
+from .. import t
+
+
+def checkEchidna(pubToken: str) -> None:
+    match = re.match(r"[0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{12}", pubToken)
+    if not match:
+        m.die(
+            f"Publication id doesn't appear to be valid. It should be a UUID, consisting of 8-4-4-4-12 hex digits. Got:\n{pubToken}",
+        )
+        return None
+
+    url = f"https://labs.w3.org/echidna/api/status?id={pubToken}"
+    try:
+        response = requests.get(url, timeout=5)
+    except Exception as e:
+        m.die(f"Error retrieving the publication data.\n{e}")
+        return None
+
+    text = response.text
+    if text.startswith("No job found with"):
+        m.say(
+            "Either the publication id is no longer valid, or the job hasn't been started yet. Try again in 10-15 seconds.",
+        )
+
+    try:
+        data = json.loads(text)
+    except Exception as e:
+        m.die(f"Error parsing the publication data as JSON:\n{e}")
+
+    if "results" in data:
+        results = data["results"]
+
+        if results["status"] == "started":
+            printProgress(results["jobs"])
+        elif results["status"] == "success":
+            printSuccess(results["history"])
+        else:
+            m.say(f"Some sort of failure; this error message will be improved.\n{text}")
+
+
+def printSuccess(history: t.JSONT) -> None:
+    for item in history.values():
+        text = item["fact"]
+        match = re.match("The document has been published.*", text)
+        if not match:
+            continue
+        match = re.search(">([^<]+)</a>", text)
+        if not match:
+            m.say(f"Successfully published, but can't figure out where. Here's the text I tried to parse:\n{text}")
+            return
+        url = match.group(1)
+        break
+    else:
+        m.say(
+            f"Echidna claims it was published, but I couldn't find the publication entry in the history. Full history:\n{json.dumps(history, indent=2)}",
+        )
+        return None
+
+    m.success(f"Published to {url}")
+
+
+def printProgress(jobs: t.JSONT) -> None:
+    for jobName, jobData in jobs.items():
+        if jobData["status"] == "ok":
+            continue
+        elif jobData["status"] == "pending":
+            m.say(f"Currently pending on {printJobName(jobName)}, please wait.")
+            return
+        elif jobData["status"] == "error":
+            m.failure(f"Publication failed on {printJobName(jobName)}, errors are:\n{printErrors(jobData['errors'])}")
+        else:
+            m.say(
+                f"Unknown job status '{jobData['status']}' on {printJobName(jobName)}, so status is unknown. Here's the full job:\n{json.dumps({jobName: jobData}, indent=2)}",
+            )
+
+
+def printJobName(name: str) -> str:
+    return name
+
+
+def printErrors(errors: list[str]) -> str:
+    return "\n".join(errors)