diff --git a/tools/attack/v6-census/v6census.sh b/tools/attack/v6-census/v6census.sh
index 6c735e951..5c7a0d31b 100755
--- a/tools/attack/v6-census/v6census.sh
+++ b/tools/attack/v6-census/v6census.sh
@@ -11,21 +11,26 @@
 set -u
 BIN=${BIN:?}; OUT=${OUT:?}; TAG=${TAG:?}; CLASS=${CLASS:?}
 THREADS=${THREADS:-16}; ERAS=${ERAS:-none}; SEEDS=${SEEDS:-256}; ERAW=${ERAW:-4}; SEEDTAG=${SEEDTAG:-igneum-v6c}
+# the pack harness (8 October 2026, lane 2): STATE=<igsd1 file> adds --state; ERAHEX=<64 hex> lays era 0:<hex> over the class (ERAS then names the era index, "0")
+STATE=${STATE:-}; ERAHEX=${ERAHEX:-}
+EXTRA=""; [ -n "$STATE" ] && EXTRA="$EXTRA --state $STATE"
 export IGNEUM_FAMILY_GATE=1
 mkdir -p "$OUT/logs/$TAG" "$OUT/pids"
 echo "$$" > "$OUT/pids/$TAG.pid"
 TSV="$OUT/$TAG.tsv"
 {
-  echo "# $TAG class $CLASS eras [$ERAS] seeds $SEEDS era-widths $ERAW weights ${IGNEUM_FG_WEIGHTS:-base} bittest ${IGNEUM_FG_BITTEST:-off} bin $(sha256sum "$BIN" | cut -c1-16) start $(date -u +%FT%TZ) host $(hostname) threads $THREADS"
+  echo "# $TAG class $CLASS eras [$ERAS] seeds $SEEDS era-widths $ERAW state ${STATE:-none} erahex ${ERAHEX:-none} weights ${IGNEUM_FG_WEIGHTS:-base} bittest ${IGNEUM_FG_BITTEST:-off} bin $(sha256sum "$BIN" | cut -c1-16) start $(date -u +%FT%TZ) host $(hostname) threads $THREADS"
   printf 'cand\tera\tseed\tcandidates\taccepted\tattempt\tbit_z\tbit_site\tbit_bit\treasons\n'
 } > "$TSV"
 one() {
   era=$1; i=$2
   log="$OUT/logs/$TAG/$era-$i.log"
   if [ "$era" = none ]; then
-    "$BIN" accept --seed "$SEEDTAG/$i" --class "$CLASS" > "$log" 2>&1
+    "$BIN" accept --seed "$SEEDTAG/$i" --class "$CLASS" $EXTRA > "$log" 2>&1
+  elif [ -n "$ERAHEX" ]; then
+    "$BIN" accept --seed "$SEEDTAG/$i" --class "$CLASS" --era "$era:$ERAHEX" --era-widths "$ERAW" $EXTRA > "$log" 2>&1
   else
-    "$BIN" accept --seed "$SEEDTAG/$i" --class "$CLASS" --era "igneum-era-test/$era" --era-widths "$ERAW" > "$log" 2>&1
+    "$BIN" accept --seed "$SEEDTAG/$i" --class "$CLASS" --era "igneum-era-test/$era" --era-widths "$ERAW" $EXTRA > "$log" 2>&1
   fi
   n=$(grep -c '^attempt' "$log")
   acc=$(grep -c 'ACCEPTED' "$log")
@@ -34,7 +39,7 @@ one() {
   reasons=$(grep 'rejected' "$log" | sed 's/.*rejected, //' | sed "s/^(\([^)]*\)).*/\1/" | sort | uniq -c | sort -rn | awk '{printf "%s=%s;", $2, $1}')
   printf '%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s\n' "$TAG" "$era" "$i" "$n" "$acc" "${first:--1}" "${bz:-nan	-	-}" "$reasons"
 }
-export -f one; export BIN OUT TAG CLASS ERAW SEEDTAG
+export -f one; export BIN OUT TAG CLASS ERAW SEEDTAG EXTRA ERAHEX
 for era in ${ERAS//,/ }; do
   for i in $(seq 0 $((SEEDS - 1))); do echo "$era $i"; done
 done | xargs -P "$THREADS" -n 2 bash -c 'one "$0" "$1"' >> "$TSV"