diff --git a/text7.txt b/text7.txt
index 27442d2..45608d1 100644
--- a/text7.txt
+++ b/text7.txt
@@ -236,6 +236,63 @@ Guard staged prefix stripping
 git status --short && git log -5 --oneline && tail -n 120 text7.txt && awk '/^[一二三四五六七八九十百]+、/ {print}' text7.txt | sort | uniq -d
 ```
 
+七、2026-06-13 继续执行记录：staged prefix stripping guard
+
+1. 本批目标。
+
+按本文件第一候选批次继续 staged path guard inventory 第二轮，收敛 INI-context helper
+内的 inline prefix strip：
+
+```text
+assertInterpIniContextNgcStaging(...)
+```
+
+2. 已完成改动。
+
+- Node 侧新增 `stripInterpIniContextStagingPrefix(...)`；
+- browser 侧新增 `stripInterpIniContextStagingPrefix(...)`；
+- 两侧均先检查 staged `wasmPath` 带有期望前缀，再用 `slice(...)` 取相对路径；
+- 删除两侧 `file.wasmPath.replace(...)` 的静默前缀剥离；
+- 保持 browser 不枚举目录；
+- 未修改 INI、O-word、parameter、remap 或 interpreter 语义。
+
+涉及文件：
+
+```text
+wasm-port/tests/wasm/node/verify_interp_wasm.mjs
+wasm-port/tests/browser/interp_smoke.html
+```
+
+3. 本批建议验证。
+
+```bash
+git diff --check
+wasm-port/tools/verify_vendor_sync.sh
+wasm-port/tools/verify_no_standalone_cnc_semantics.sh
+SKIP_INTERP_BUILD=1 wasm-port/tests/wasm/node/verify_interp_wasm.sh
+SKIP_INI_BUILD=1 SKIP_INTERP_BUILD=1 wasm-port/tests/browser/verify_interp_browser.sh
+SKIP_INTERP_BUILD=1 wasm-port/tests/wasm/node/verify_sim_configs_inventory_wasm.sh
+wasm-port/tests/host/verify_host_smokes.sh
+```
+
+如果通过，提交建议：
+
+```text
+Guard staged prefix stripping
+```
+
+4. 下一步工作建议。
+
+继续 staged path guard inventory 第三轮，优先扫描剩余 `wasmPath` 字符串拼接、prefix
+strip 或 helper 旁路点，只选择已有 Node/browser coverage 且不依赖 HAL/task/tool
+DB/Python remap/user-M process 的小批次。
+
+下一轮第一条命令仍保持：
+
+```bash
+git status --short && git log -5 --oneline && tail -n 120 text7.txt && awk '/^[一二三四五六七八九十百]+、/ {print}' text7.txt | sort | uniq -d
+```
+
 八、2026-06-13 继续执行记录：fiveaxis staging manifest guard
 
 1. 本批目标。
@@ -302,41 +359,49 @@ Node/browser 成对覆盖、且可以用 fixed manifest 或 single-file staging
 git status --short && git log -5 --oneline && tail -n 120 text7.txt && awk '/^[一二三四五六七八九十百]+、/ {print}' text7.txt | sort | uniq -d
 ```
 
-七、2026-06-13 继续执行记录：staged prefix stripping guard
+九、2026-06-13 继续执行记录：local gcode fixture staging guard
 
 1. 本批目标。
 
-按本文件第一候选批次继续 staged path guard inventory 第二轮，收敛 INI-context helper
-内的 inline prefix strip：
+继续 staged path guard inventory 第四轮，优先处理已有 Node/browser 成对覆盖的 local
+fixture direct `/work/...` 写入点：
 
 ```text
-assertInterpIniContextNgcStaging(...)
+coordinate_offsets.ngc
+position_params.ngc
 ```
 
 2. 已完成改动。
 
-- Node 侧新增 `stripInterpIniContextStagingPrefix(...)`；
-- browser 侧新增 `stripInterpIniContextStagingPrefix(...)`；
-- 两侧均先检查 staged `wasmPath` 带有期望前缀，再用 `slice(...)` 取相对路径；
-- 删除两侧 `file.wasmPath.replace(...)` 的静默前缀剥离；
-- 保持 browser 不枚举目录；
-- 未修改 INI、O-word、parameter、remap 或 interpreter 语义。
+- 修正 `text7.txt` 中第七/第八条记录顺序，避免后续记录继续乱序；
+- Node 侧新增 `writeLocalGcodeFixture(...)`；
+- browser 侧新增 `writeLocalGcodeFixture(...)`；
+- `coordinate_offsets` 和 `position_params` 两侧均改为 helper 写入；
+- helper 显式检查 staged `wasmPath` 与期望路径一致；
+- browser 侧仍不枚举目录；
+- 未修改 G-code、canon expected、parameter、tool table 或 interpreter 语义。
 
 涉及文件：
 
 ```text
+text7.txt
 wasm-port/tests/wasm/node/verify_interp_wasm.mjs
 wasm-port/tests/browser/interp_smoke.html
 ```
 
-3. 本批建议验证。
+3. 已完成的目标验证。
 
 ```bash
 git diff --check
-wasm-port/tools/verify_vendor_sync.sh
-wasm-port/tools/verify_no_standalone_cnc_semantics.sh
 SKIP_INTERP_BUILD=1 wasm-port/tests/wasm/node/verify_interp_wasm.sh
 SKIP_INI_BUILD=1 SKIP_INTERP_BUILD=1 wasm-port/tests/browser/verify_interp_browser.sh
+```
+
+4. 本批剩余建议验证。
+
+```bash
+wasm-port/tools/verify_vendor_sync.sh
+wasm-port/tools/verify_no_standalone_cnc_semantics.sh
 SKIP_INTERP_BUILD=1 wasm-port/tests/wasm/node/verify_sim_configs_inventory_wasm.sh
 wasm-port/tests/host/verify_host_smokes.sh
 ```
@@ -344,14 +409,15 @@ wasm-port/tests/host/verify_host_smokes.sh
 如果通过，提交建议：
 
 ```text
-Guard staged prefix stripping
+Guard local gcode fixture staging
 ```
 
-4. 下一步工作建议。
+5. 下一步工作建议。
 
-继续 staged path guard inventory 第三轮，优先扫描剩余 `wasmPath` 字符串拼接、prefix
-strip 或 helper 旁路点，只选择已有 Node/browser coverage 且不依赖 HAL/task/tool
-DB/Python remap/user-M process 的小批次。
+继续 staged path guard inventory 第五轮，优先处理 `runVendorNcFile(...)` /
+`runVendorNcFileWithToolTable(...)` 这类 vendor `nc_files` direct/context helper，
+增加 single-file root parity 和 context file manifest guard；仍暂不碰 parameter/tool
+table runtime state tests。
 
 下一轮第一条命令仍保持：
 
diff --git a/wasm-port/tests/browser/interp_smoke.html b/wasm-port/tests/browser/interp_smoke.html
index 0b62908..f05e1ea 100644
--- a/wasm-port/tests/browser/interp_smoke.html
+++ b/wasm-port/tests/browser/interp_smoke.html
@@ -4320,6 +4320,14 @@
       }
     }
 
+    async function writeLocalGcodeFixture(interp, fixtureName, wasmPath, expectedWasmPath) {
+      if (wasmPath !== expectedWasmPath) {
+        throw new Error(`browser_${fixtureName}_local_gcode_staging: path drift`);
+      }
+      interp.writeTextFile(wasmPath, await fetchText(`../fixtures/gcode/${fixtureName}.ngc`));
+      return wasmPath;
+    }
+
     async function loadSimMachineFiles(machineRel, iniFile, programFile = null) {
       const iniText = await fetchText(
         `../../vendor/linuxcnc/configs/sim/${machineRel}/${iniFile}`,
@@ -5228,11 +5236,12 @@
         spindleOrientOffsetExpectedText,
       );
 
-      const coordinateOffsetsText = await fetchText(
-        `../fixtures/gcode/${INTERP_COORDINATE_OFFSETS_FILE_FIXTURE}.ngc`,
+      const coordinateOffsetsPath = await writeLocalGcodeFixture(
+        interp,
+        INTERP_COORDINATE_OFFSETS_FILE_FIXTURE,
+        `/work/${INTERP_COORDINATE_OFFSETS_FILE_FIXTURE}.ngc`,
+        `/work/${INTERP_COORDINATE_OFFSETS_FILE_FIXTURE}.ngc`,
       );
-      const coordinateOffsetsPath = `/work/${INTERP_COORDINATE_OFFSETS_FILE_FIXTURE}.ngc`;
-      interp.writeTextFile(coordinateOffsetsPath, coordinateOffsetsText);
       verifyExpectedOutput(
         `${INTERP_COORDINATE_OFFSETS_FILE_FIXTURE}_file`,
         interp.runFile(coordinateOffsetsPath),
@@ -5243,11 +5252,12 @@
         ).trimEnd(),
       );
 
-      const positionParamsText = await fetchText(
-        `../fixtures/gcode/${INTERP_POSITION_PARAMS_FILE_FIXTURE}.ngc`,
+      const positionParamsPath = await writeLocalGcodeFixture(
+        interp,
+        INTERP_POSITION_PARAMS_FILE_FIXTURE,
+        `/work/${INTERP_POSITION_PARAMS_FILE_FIXTURE}.ngc`,
+        `/work/${INTERP_POSITION_PARAMS_FILE_FIXTURE}.ngc`,
       );
-      const positionParamsPath = `/work/${INTERP_POSITION_PARAMS_FILE_FIXTURE}.ngc`;
-      interp.writeTextFile(positionParamsPath, positionParamsText);
       verifyExpectedOutput(
         `${INTERP_POSITION_PARAMS_FILE_FIXTURE}_file`,
         interp.runFile(positionParamsPath),
diff --git a/wasm-port/tests/wasm/node/verify_interp_wasm.mjs b/wasm-port/tests/wasm/node/verify_interp_wasm.mjs
index ca1cefb..7aba5f5 100644
--- a/wasm-port/tests/wasm/node/verify_interp_wasm.mjs
+++ b/wasm-port/tests/wasm/node/verify_interp_wasm.mjs
@@ -106,6 +106,15 @@ function writeVendorTextFile(sourcePath, wasmPath, targetInterp = interp) {
   targetInterp.writeTextFile(wasmPath, readFileSync(sourcePath, "utf8"));
 }
 
+function writeLocalGcodeFixture(fixtureName, wasmPath, expectedWasmPath, targetInterp = interp) {
+  assert.equal(wasmPath, expectedWasmPath, `${fixtureName} local gcode staging path drift`);
+  targetInterp.writeTextFile(
+    wasmPath,
+    readFileSync(resolve(rootDir, `tests/fixtures/gcode/${fixtureName}.ngc`), "utf8"),
+  );
+  return wasmPath;
+}
+
 function stageInterpIniContext(name, programFile = "test.ngc") {
   const sourceRootRel = `tests/interp/${name}`;
   const iniText = readFileSync(
@@ -767,13 +776,10 @@ verifyExpectedOutput(
   ].join("\n"),
 );
 
-const coordinateOffsetsFilePath = `/work/${INTERP_COORDINATE_OFFSETS_FILE_FIXTURE}.ngc`;
-interp.writeTextFile(
-  coordinateOffsetsFilePath,
-  readFileSync(
-    resolve(rootDir, `tests/fixtures/gcode/${INTERP_COORDINATE_OFFSETS_FILE_FIXTURE}.ngc`),
-    "utf8",
-  ),
+const coordinateOffsetsFilePath = writeLocalGcodeFixture(
+  INTERP_COORDINATE_OFFSETS_FILE_FIXTURE,
+  `/work/${INTERP_COORDINATE_OFFSETS_FILE_FIXTURE}.ngc`,
+  `/work/${INTERP_COORDINATE_OFFSETS_FILE_FIXTURE}.ngc`,
 );
 verifyExpectedOutput(
   `${INTERP_COORDINATE_OFFSETS_FILE_FIXTURE}_file`,
@@ -787,13 +793,10 @@ verifyExpectedOutput(
   ).trimEnd(),
 );
 
-const positionParamsFilePath = "/work/position_params.ngc";
-interp.writeTextFile(
-  positionParamsFilePath,
-  readFileSync(
-    resolve(rootDir, `tests/fixtures/gcode/${INTERP_POSITION_PARAMS_FILE_FIXTURE}.ngc`),
-    "utf8",
-  ),
+const positionParamsFilePath = writeLocalGcodeFixture(
+  INTERP_POSITION_PARAMS_FILE_FIXTURE,
+  `/work/${INTERP_POSITION_PARAMS_FILE_FIXTURE}.ngc`,
+  `/work/${INTERP_POSITION_PARAMS_FILE_FIXTURE}.ngc`,
 );
 verifyExpectedOutput(
   `${INTERP_POSITION_PARAMS_FILE_FIXTURE}_file`,