diff --git a/tools/ca3-v4-amend/pc1-ca4-packs.ps1 b/tools/ca3-v4-amend/pc1-ca4-packs.ps1
index 776e251fc..4c479e02e 100644
--- a/tools/ca3-v4-amend/pc1-ca4-packs.ps1
+++ b/tools/ca3-v4-amend/pc1-ca4-packs.ps1
@@ -17,8 +17,12 @@ function Summary([string] $status, [hashtable] $extra) { $o = [ordered]@{ job =
 $jobDir = $env:IGNEUM_JOB_DIR; if (-not $jobDir) { $jobDir = Join-Path $env:TEMP 'igneum-ca4-mb' }
 New-Item -ItemType Directory -Force -Path $jobDir | Out-Null
 $jobs = Split-Path $jobDir
-$packs = Join-Path (Join-Path $jobs 'fetch-ca4-packs-20261007') 'packs'
-if (-not (Test-Path $packs)) { "RESULT error packs missing at $packs (the fetch job fetch-ca4-packs-20261007 runs first)"; Summary 'failed' @{ error = 'packs missing' }; exit 2 }
+# the class v6 design rows (8 October 2026, an id carrying "v6"): the ca4-v6 kit (today's class v3 x8 and x16, the two re-weighted shadow
+# packs, the invention lane's two per-load packs, the controls mx8-genesis and mx8_sh256x27), same shape, label ca4-v6
+$v6 = (Split-Path -Leaf $env:IGNEUM_JOB_DIR) -match 'v6'
+$kitId = if ($v6) { 'fetch-ca4-v6-packs-20261008' } else { 'fetch-ca4-packs-20261007' }
+$packs = Join-Path (Join-Path $jobs $kitId) 'packs'
+if (-not (Test-Path $packs)) { "RESULT error packs missing at $packs (the fetch job $kitId runs first)"; Summary 'failed' @{ error = 'packs missing' }; exit 2 }
 $inst = @("$env:LOCALAPPDATA\Programs\Igneum Miner", "$env:ProgramFiles\Igneum Miner") | Where-Object { Test-Path (Join-Path $_ 'igneum-worker-cuda.exe') } | Select-Object -First 1
 if (-not $inst) { 'RESULT error no installed igneum-worker-cuda.exe'; Summary 'failed' @{ error = 'no worker' }; exit 2 }
 $exe = Join-Path $inst 'igneum-worker-cuda.exe'
@@ -28,8 +32,9 @@ $exe = Join-Path $inst 'igneum-worker-cuda.exe'
 # class in execution order, refuses the 16 x 27 construction on every attempt, so neither per-load export is a candidate class; both rows
 # still run as the energy reading of the placement and carry construction=unsound-energy-reading-only
 $packOrder = @('mx8-genesis', 'mx8_sh256x27', 'mx8_shl256x27', 'mx8_shl256x27_v2', 'mx8_mm128', 'mx8_mm512', 'mx8_mm1430')
+if ($v6) { $packOrder = @('mx8-genesis', 'mx8_sh256x27', 'v3-x8-today', 'v3-x16-today', 'mix-mulheavy', 'mix-shflheavy', 'mx8_shl4096x1', 'mx8_shl2304x3') }
 foreach ($pk in $packOrder) { $d = Join-Path $packs $pk; if (-not (Test-Path $d)) { "RESULT error pack missing at $d"; Summary 'failed' @{ error = "pack $pk missing" }; exit 2 }; foreach ($f in (Get-ChildItem $d -File | Sort-Object Name)) { "RESULT kitfile $pk/$($f.Name) sha256 $((Get-FileHash -Algorithm SHA256 $f.FullName).Hash.ToLower())" } }
-"RESULT start $(Stamp) job=$jobName exe=$exe sha256=$((Get-FileHash -Algorithm SHA256 $exe).Hash.ToLower()) label=ca4-research"
+"RESULT start $(Stamp) job=$jobName exe=$exe sha256=$((Get-FileHash -Algorithm SHA256 $exe).Hash.ToLower()) label=$(if ($v6) { 'ca4-v6' } else { 'ca4-research' })"
 $smi = (Get-Command nvidia-smi -ErrorAction SilentlyContinue).Source
 if (-not $smi) { foreach ($p in @((Join-Path $env:ProgramFiles 'NVIDIA Corporation\NVSMI\nvidia-smi.exe'), (Join-Path $env:SystemRoot 'System32\nvidia-smi.exe'))) { if (Test-Path $p) { $smi = $p; break } } }
 $row = @(& $smi --query-gpu=index,name,uuid,pci.bus_id --format=csv,noheader 2>&1 | ForEach-Object { "$_" }) | Where-Object { $_ -match 'RTX 5090' } | Select-Object -First 1
diff --git a/tools/ca3-v4-amend/pc1-publish-20261007.sh b/tools/ca3-v4-amend/pc1-publish-20261007.sh
index 796155713..8749d5194 100755
--- a/tools/ca3-v4-amend/pc1-publish-20261007.sh
+++ b/tools/ca3-v4-amend/pc1-publish-20261007.sh
@@ -52,6 +52,8 @@ case "$STEP" in
   v5kit-pc1)  $P add --kind fetch --target ae432dc7 --id fetch-ca3-v5-kit-20261008-pc1 --file "$KITS/igneum-ca3-v5-kit-20261008.zip" --dir jobs --extract --title "Class v5 kit (rotate-fold build, tree 8f481459) on PC 1 for the v5 against v4 lock rows" --expires-hours 36 $DEPLOY ;;
   v5lock-5090) $P add --kind run --target ae432dc7 --id run-ca3-pc1-v5lock-5090-20261008-b --cards-off "nvidia:NVIDIA GeForce RTX 5090" --script tools/ca3-v4-amend/pc1-v4-efficiency.ps1 --timeout-minutes 30 --title "Class v5 against class v4 on the RTX 5090 at unlocked, 1,300 and 1,200 MHz (the v5 kit's CUDA packs, 60 s rows, the helper's cleared sequence, the card alone)" --expires-hours 12 $DEPLOY ;;
   v5lock-5080) $P add --kind run --target ae432dc7 --id run-ca3-pc1-v5lock-5080-20261008 --cards-off "nvidia:NVIDIA GeForce RTX 5080" --script tools/ca3-v4-amend/pc1-v4-efficiency.ps1 --timeout-minutes 30 --title "Class v5 against class v4 on the RTX 5080 at unlocked, 1,100 and 1,000 MHz (the v5 kit's CUDA packs, 60 s rows, the helper's cleared sequence, the card alone)" --expires-hours 12 $DEPLOY ;;
+  v6-kit)     $P add --kind fetch --target ae432dc7 --id fetch-ca4-v6-packs-20261008 --file "$KITS/igneum-ca4-v6-packs-20261008.zip" --dir jobs --extract --title "Class v6 design rows: today's class v3 x8 and x16, two re-weighted shadow packs, the invention lane's two per-load packs, the two controls" --expires-hours 36 $DEPLOY ;;
+  v6-packs)   $P add --kind run --target ae432dc7 --id run-ca4-pc1-v6-packs-5090-20261008 --cards-off "nvidia:NVIDIA GeForce RTX 5090" --script tools/ca3-v4-amend/pc1-ca4-packs.ps1 --timeout-minutes 45 --title "Class v6 design rows on the RTX 5090 alone: eight packs at unlocked and the 1,300 MHz lock (self-test, 2^24 fingerprint, MH/s, W), label ca4-v6" --expires-hours 12 $DEPLOY ;;
   read)       node tools/jobs.mjs "$1" --all ;;
   *) sed -n 2,12p "$0"; exit 2 ;;
 esac