diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index f75949f..d2d4d5b 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -5,8 +5,9 @@ including ones that disagree with the results. Every figure on pingstats,
 fe-map and iss is rebuilt from this repository, so a change accepted here
 changes the published numbers. The Shape of Distance is included as published.
 
-Issues and pull requests: https://github.com/aetherbird/cable-latency-survey
-(a mirror of https://git.aethercosmology.com/toby/cable-latency-survey with the same history).
+Issues and pull requests: https://git.aethercosmology.com/toby/cable-latency-survey. Register at
+https://git.aethercosmology.com/user/sign_up; a new account can post once an
+administrator has activated it.
 
 ## Report a problem
 
diff --git a/README.md b/README.md
index 9a1fcb7..c00ed95 100644
--- a/README.md
+++ b/README.md
@@ -10,7 +10,7 @@ Measurements, code and data behind four sites:
 | https://distance.aethercosmology.com | The Shape of Distance: flights, triangles and satellite recordings | `src/handoff/The_Shape_of_Distance_PRESENTATION.html` |
 
 - Code: MIT (`LICENSE`). Measurements and derived data: CC BY 4.0, with third-party terms (`LICENSE-DATA.md`).
-- Corrections, new measurements and re-analyses: `CONTRIBUTING.md`. Issues and pull requests on the GitHub mirror, https://github.com/aetherbird/cable-latency-survey.
+- Corrections, new measurements and re-analyses: `CONTRIBUTING.md`. Issues and pull requests: https://git.aethercosmology.com/toby/cable-latency-survey.
 
 ## Files
 
diff --git a/cable_latency_survey_report.html b/cable_latency_survey_report.html
index 70ac4b6..93fb924 100644
--- a/cable_latency_survey_report.html
+++ b/cable_latency_survey_report.html
@@ -352,7 +352,7 @@ const MNAME=Object.fromEntries(MODELS),NK={globe:"globe",ae:"ae",dp:"dualpole",m
 const reduce=matchMedia("(prefers-reduced-motion: reduce)").matches;
 const S={src:"all",view:"ae",sel:null,hover:null,site:null,onlyBad:false,pulses:!reduce,mode:"cable",tab:"route"};
 const MODE={cable:"sea-cable route",line:"straight line"};
-const GH="https://github.com/aetherbird/cable-latency-survey",GIT="https://git.aethercosmology.com/toby/cable-latency-survey",SRCV=GIT+"/src/branch/main/",RAWV=GIT+"/raw/branch/main/";
+const GIT="https://git.aethercosmology.com/toby/cable-latency-survey",SRCV=GIT+"/src/branch/main/",RAWV=GIT+"/raw/branch/main/";
 const lnk=(href,t)=>`<a href="${href}" target="_blank" rel="noopener">${t}</a>`;
 const netName=n=>/^home/.test(n)?"residential connection, Michigan":n.replace(/^our /,"");
 const fmt=(x,d=1)=>x.toLocaleString("en-US",{minimumFractionDigits:d,maximumFractionDigits:d});
@@ -914,8 +914,8 @@ function renderCode(){
     ["analyze_wn.py","WonderNetwork archive: statistics, mislocated servers"],["cables.py","published cable lengths on each model"],["network.py","cable-and-land routing on each model"],["trace.py","RIPE Atlas sea crossings"],
     ["asmap.py","network attribution from public BGP data"],["pingmap.py","shape fit without positions"],["build.py","this page"],["export.py","JSON data hand-off"]];
   document.getElementById("code").innerHTML=`
-<div>Repository</div><div>${lnk(GIT,GIT.replace("https://",""))} · mirror ${lnk(GH,GH.replace("https://",""))}</div>
-<div>Contribute</div><div>${lnk(GH+"/blob/main/CONTRIBUTING.md","How to contribute")} · ${lnk(GH+"/issues","issues")} · ${lnk(GH+"/pulls","pull requests")}</div>
+<div>Repository</div><div>${lnk(GIT,GIT.replace("https://",""))}</div>
+<div>Contribute</div><div>${lnk(SRCV+"CONTRIBUTING.md","How to contribute")} · ${lnk(GIT+"/issues","issues")} · ${lnk(GIT+"/pulls","pull requests")}</div>
 <div>Data hand-off</div><div>${lnk(RAWV+"cable_latency_survey_data_v2.json","cable_latency_survey_data_v2.json")} (every measurement, site, route and cable path) · ${lnk(RAWV+"cable_latency_survey_data.json","version 1")}</div>
 <div>Globalping</div><div>${gp.map((r,i)=>f(r.file,`run ${i+1}`)).join(" · ")}: raw results; each carries its Globalping measurement ID</div>
 <div>Vultr servers</div><div>${vps.map(v=>`${v}: ${f(`data/vps/${v}/ping.log`,"ping")}, ${f(`data/vps/${v}/mtr.log`,"traceroute")}`).join(" · ")}</div>
diff --git a/femap/site/index.html b/femap/site/index.html
index 27ce756..8b00b1b 100644
--- a/femap/site/index.html
+++ b/femap/site/index.html
@@ -244,7 +244,7 @@ footer{padding-block:18px 30px;color:var(--faint);font-size:13px}
   <button type="button" class="btn" id="dl">Download data (JSON)</button>
 </section>
 
-<footer class="wrap">Built 2026-10-30 22:37 UTC. <a href="https://github.com/aetherbird/cable-latency-survey">Code and data</a> (MIT, CC BY 4.0) · <a href="https://github.com/aetherbird/cable-latency-survey/blob/main/CONTRIBUTING.md">Contribute</a> · Part of <a href="https://distance.aethercosmology.com/">The Shape of Distance</a>.</footer>
+<footer class="wrap">Built 2026-10-30 22:37 UTC. <a href="https://git.aethercosmology.com/toby/cable-latency-survey">Code and data</a> (MIT, CC BY 4.0) · <a href="https://git.aethercosmology.com/toby/cable-latency-survey/src/branch/main/CONTRIBUTING.md">Contribute</a> · Part of <a href="https://distance.aethercosmology.com/">The Shape of Distance</a>.</footer>
 
 <div id="tip" hidden></div>
 
diff --git a/femap/template.html b/femap/template.html
index 2b5c6a6..fad0fbe 100644
--- a/femap/template.html
+++ b/femap/template.html
@@ -244,7 +244,7 @@ footer{padding-block:18px 30px;color:var(--faint);font-size:13px}
   <button type="button" class="btn" id="dl">Download data (JSON)</button>
 </section>
 
-<footer class="wrap">Built {{BUILT}}. <a href="https://github.com/aetherbird/cable-latency-survey">Code and data</a> (MIT, CC BY 4.0) · <a href="https://github.com/aetherbird/cable-latency-survey/blob/main/CONTRIBUTING.md">Contribute</a> · Part of <a href="https://distance.aethercosmology.com/">The Shape of Distance</a>.</footer>
+<footer class="wrap">Built {{BUILT}}. <a href="https://git.aethercosmology.com/toby/cable-latency-survey">Code and data</a> (MIT, CC BY 4.0) · <a href="https://git.aethercosmology.com/toby/cable-latency-survey/src/branch/main/CONTRIBUTING.md">Contribute</a> · Part of <a href="https://distance.aethercosmology.com/">The Shape of Distance</a>.</footer>
 
 <div id="tip" hidden></div>
 
diff --git a/satellites/site/index.html b/satellites/site/index.html
index 1bbc4fa..5c6c550 100644
--- a/satellites/site/index.html
+++ b/satellites/site/index.html
@@ -258,7 +258,7 @@ footer{padding-block:18px 30px;color:var(--faint);font-size:13px}
   <button id="dl" type="button">Download the data (JSON)</button>
 </section>
 
-<footer class="wrap"><a href="https://github.com/aetherbird/cable-latency-survey">Code and data</a> (MIT, CC BY 4.0) · <a href="https://github.com/aetherbird/cable-latency-survey/blob/main/CONTRIBUTING.md">Contribute</a> · Related: <a href="https://pingstats.aethercosmology.com">Cable Latency Survey</a> · <a href="https://distance.aethercosmology.com">The Shape of Distance</a></footer>
+<footer class="wrap"><a href="https://git.aethercosmology.com/toby/cable-latency-survey">Code and data</a> (MIT, CC BY 4.0) · <a href="https://git.aethercosmology.com/toby/cable-latency-survey/src/branch/main/CONTRIBUTING.md">Contribute</a> · Related: <a href="https://pingstats.aethercosmology.com">Cable Latency Survey</a> · <a href="https://distance.aethercosmology.com">The Shape of Distance</a></footer>
 <div id="tip" hidden></div>
 
 <script>// https://d3js.org v7.9.0 Copyright 2010-2023 Mike Bostock
diff --git a/satellites/template.html b/satellites/template.html
index c66bda8..365eb2a 100644
--- a/satellites/template.html
+++ b/satellites/template.html
@@ -258,7 +258,7 @@ footer{padding-block:18px 30px;color:var(--faint);font-size:13px}
   <button id="dl" type="button">Download the data (JSON)</button>
 </section>
 
-<footer class="wrap"><a href="https://github.com/aetherbird/cable-latency-survey">Code and data</a> (MIT, CC BY 4.0) · <a href="https://github.com/aetherbird/cable-latency-survey/blob/main/CONTRIBUTING.md">Contribute</a> · Related: <a href="https://pingstats.aethercosmology.com">Cable Latency Survey</a> · <a href="https://distance.aethercosmology.com">The Shape of Distance</a></footer>
+<footer class="wrap"><a href="https://git.aethercosmology.com/toby/cable-latency-survey">Code and data</a> (MIT, CC BY 4.0) · <a href="https://git.aethercosmology.com/toby/cable-latency-survey/src/branch/main/CONTRIBUTING.md">Contribute</a> · Related: <a href="https://pingstats.aethercosmology.com">Cable Latency Survey</a> · <a href="https://distance.aethercosmology.com">The Shape of Distance</a></footer>
 <div id="tip" hidden></div>
 
 <script>/*D3*/</script>
diff --git a/src/site/index.html b/src/site/index.html
index 70ac4b6..93fb924 100644
--- a/src/site/index.html
+++ b/src/site/index.html
@@ -352,7 +352,7 @@ const MNAME=Object.fromEntries(MODELS),NK={globe:"globe",ae:"ae",dp:"dualpole",m
 const reduce=matchMedia("(prefers-reduced-motion: reduce)").matches;
 const S={src:"all",view:"ae",sel:null,hover:null,site:null,onlyBad:false,pulses:!reduce,mode:"cable",tab:"route"};
 const MODE={cable:"sea-cable route",line:"straight line"};
-const GH="https://github.com/aetherbird/cable-latency-survey",GIT="https://git.aethercosmology.com/toby/cable-latency-survey",SRCV=GIT+"/src/branch/main/",RAWV=GIT+"/raw/branch/main/";
+const GIT="https://git.aethercosmology.com/toby/cable-latency-survey",SRCV=GIT+"/src/branch/main/",RAWV=GIT+"/raw/branch/main/";
 const lnk=(href,t)=>`<a href="${href}" target="_blank" rel="noopener">${t}</a>`;
 const netName=n=>/^home/.test(n)?"residential connection, Michigan":n.replace(/^our /,"");
 const fmt=(x,d=1)=>x.toLocaleString("en-US",{minimumFractionDigits:d,maximumFractionDigits:d});
@@ -914,8 +914,8 @@ function renderCode(){
     ["analyze_wn.py","WonderNetwork archive: statistics, mislocated servers"],["cables.py","published cable lengths on each model"],["network.py","cable-and-land routing on each model"],["trace.py","RIPE Atlas sea crossings"],
     ["asmap.py","network attribution from public BGP data"],["pingmap.py","shape fit without positions"],["build.py","this page"],["export.py","JSON data hand-off"]];
   document.getElementById("code").innerHTML=`
-<div>Repository</div><div>${lnk(GIT,GIT.replace("https://",""))} · mirror ${lnk(GH,GH.replace("https://",""))}</div>
-<div>Contribute</div><div>${lnk(GH+"/blob/main/CONTRIBUTING.md","How to contribute")} · ${lnk(GH+"/issues","issues")} · ${lnk(GH+"/pulls","pull requests")}</div>
+<div>Repository</div><div>${lnk(GIT,GIT.replace("https://",""))}</div>
+<div>Contribute</div><div>${lnk(SRCV+"CONTRIBUTING.md","How to contribute")} · ${lnk(GIT+"/issues","issues")} · ${lnk(GIT+"/pulls","pull requests")}</div>
 <div>Data hand-off</div><div>${lnk(RAWV+"cable_latency_survey_data_v2.json","cable_latency_survey_data_v2.json")} (every measurement, site, route and cable path) · ${lnk(RAWV+"cable_latency_survey_data.json","version 1")}</div>
 <div>Globalping</div><div>${gp.map((r,i)=>f(r.file,`run ${i+1}`)).join(" · ")}: raw results; each carries its Globalping measurement ID</div>
 <div>Vultr servers</div><div>${vps.map(v=>`${v}: ${f(`data/vps/${v}/ping.log`,"ping")}, ${f(`data/vps/${v}/mtr.log`,"traceroute")}`).join(" · ")}</div>
diff --git a/src/web/template.html b/src/web/template.html
index c5554ea..001e017 100644
--- a/src/web/template.html
+++ b/src/web/template.html
@@ -342,7 +342,7 @@ const MNAME=Object.fromEntries(MODELS),NK={globe:"globe",ae:"ae",dp:"dualpole",m
 const reduce=matchMedia("(prefers-reduced-motion: reduce)").matches;
 const S={src:"all",view:"ae",sel:null,hover:null,site:null,onlyBad:false,pulses:!reduce,mode:"cable",tab:"route"};
 const MODE={cable:"sea-cable route",line:"straight line"};
-const GH="https://github.com/aetherbird/cable-latency-survey",GIT="https://git.aethercosmology.com/toby/cable-latency-survey",SRCV=GIT+"/src/branch/main/",RAWV=GIT+"/raw/branch/main/";
+const GIT="https://git.aethercosmology.com/toby/cable-latency-survey",SRCV=GIT+"/src/branch/main/",RAWV=GIT+"/raw/branch/main/";
 const lnk=(href,t)=>`<a href="${href}" target="_blank" rel="noopener">${t}</a>`;
 const netName=n=>/^home/.test(n)?"residential connection, Michigan":n.replace(/^our /,"");
 const fmt=(x,d=1)=>x.toLocaleString("en-US",{minimumFractionDigits:d,maximumFractionDigits:d});
@@ -904,8 +904,8 @@ function renderCode(){
     ["analyze_wn.py","WonderNetwork archive: statistics, mislocated servers"],["cables.py","published cable lengths on each model"],["network.py","cable-and-land routing on each model"],["trace.py","RIPE Atlas sea crossings"],
     ["asmap.py","network attribution from public BGP data"],["pingmap.py","shape fit without positions"],["build.py","this page"],["export.py","JSON data hand-off"]];
   document.getElementById("code").innerHTML=`
-<div>Repository</div><div>${lnk(GIT,GIT.replace("https://",""))} · mirror ${lnk(GH,GH.replace("https://",""))}</div>
-<div>Contribute</div><div>${lnk(GH+"/blob/main/CONTRIBUTING.md","How to contribute")} · ${lnk(GH+"/issues","issues")} · ${lnk(GH+"/pulls","pull requests")}</div>
+<div>Repository</div><div>${lnk(GIT,GIT.replace("https://",""))}</div>
+<div>Contribute</div><div>${lnk(SRCV+"CONTRIBUTING.md","How to contribute")} · ${lnk(GIT+"/issues","issues")} · ${lnk(GIT+"/pulls","pull requests")}</div>
 <div>Data hand-off</div><div>${lnk(RAWV+"cable_latency_survey_data_v2.json","cable_latency_survey_data_v2.json")} (every measurement, site, route and cable path) · ${lnk(RAWV+"cable_latency_survey_data.json","version 1")}</div>
 <div>Globalping</div><div>${gp.map((r,i)=>f(r.file,`run ${i+1}`)).join(" · ")}: raw results; each carries its Globalping measurement ID</div>
 <div>Vultr servers</div><div>${vps.map(v=>`${v}: ${f(`data/vps/${v}/ping.log`,"ping")}, ${f(`data/vps/${v}/mtr.log`,"traceroute")}`).join(" · ")}</div>