diff --git a/.github/workflows/task141-coroutines-test-mirror.yml b/.github/workflows/task141-coroutines-test-mirror.yml
new file mode 100644
index 000000000..af74b8984
--- /dev/null
+++ b/.github/workflows/task141-coroutines-test-mirror.yml
@@ -0,0 +1,113 @@
+name: Task141 OHOS Coroutines-Test Maven Mirror
+
+on:
+  pull_request:
+    paths:
+      - .github/workflows/task141-coroutines-test-mirror.yml
+      - publish/predecessors/task141-coroutines-test-manifest.tsv
+      - tools/raft-artifacts/mirror_maven_manifest.py
+      - tools/raft-artifacts/test_mirror_maven_manifest.py
+      - tools/raft-artifacts/task141-coroutines-test-resolver/**
+  workflow_dispatch:
+    inputs:
+      expected_sha:
+        description: Exact 40-character landed source SHA to verify and publish
+        required: true
+        type: string
+      publish:
+        description: Publish only missing exact bytes after validation
+        required: true
+        default: false
+        type: boolean
+
+permissions:
+  contents: read
+
+concurrency:
+  group: task141-coroutines-test-${{ github.event.pull_request.head.sha || inputs.expected_sha || github.sha }}
+  cancel-in-progress: false
+
+env:
+  MANIFEST: publish/predecessors/task141-coroutines-test-manifest.tsv
+  TARGET_SHA: ${{ github.event.pull_request.head.sha || inputs.expected_sha || github.sha }}
+  RESOLVER: tools/raft-artifacts/task141-coroutines-test-resolver
+
+jobs:
+  source-contract:
+    runs-on: ubuntu-latest
+    timeout-minutes: 15
+    steps:
+      - uses: actions/checkout@v5
+        with:
+          ref: ${{ env.TARGET_SHA }}
+          fetch-depth: 2
+          persist-credentials: false
+      - name: Bind the exact signed source
+        run: |
+          set -euo pipefail
+          [[ "$TARGET_SHA" =~ ^[0-9a-f]{40}$ ]]
+          test "$(git rev-parse HEAD)" = "$TARGET_SHA"
+          test -z "$(git status --porcelain=v1 --untracked-files=all)"
+          git diff --check HEAD^
+          test "$(git log -1 --format=%B | grep -Ec '^Signed-off-by: .+ <[^>]+>$')" -eq 1
+      - name: Verify every immutable manifest contract and the fresh Raft plan
+        run: |
+          set -euo pipefail
+          python3 tools/raft-artifacts/test_mirror_maven_manifest.py
+          python3 tools/raft-artifacts/mirror_maven_manifest.py \
+            --manifest "$MANIFEST" \
+            --mode plan
+
+  tencent-authority-resolve:
+    runs-on: ubuntu-latest
+    timeout-minutes: 15
+    steps:
+      - uses: actions/checkout@v5
+        with:
+          ref: ${{ env.TARGET_SHA }}
+          fetch-depth: 2
+          persist-credentials: false
+      - uses: actions/setup-java@v4
+        with:
+          distribution: temurin
+          java-version: "17"
+      - name: Resolve the frozen root jar and OHOS klib from an empty cache
+        run: |
+          set -euo pipefail
+          test "$(git rev-parse HEAD)" = "$TARGET_SHA"
+          cache_dir="$(mktemp -d)"
+          trap 'rm -rf "$cache_dir"' EXIT
+          GRADLE_USER_HOME="$cache_dir" ./gradlew \
+            --no-daemon \
+            --refresh-dependencies \
+            -p "$RESOLVER" \
+            resolveTask141Authority
+
+  publish:
+    if: github.event_name == 'workflow_dispatch' && inputs.publish
+    needs:
+      - source-contract
+      - tencent-authority-resolve
+    runs-on: ubuntu-latest
+    timeout-minutes: 20
+    environment: raft-artifacts-production
+    steps:
+      - uses: actions/checkout@v5
+        with:
+          ref: ${{ env.TARGET_SHA }}
+          fetch-depth: 2
+          persist-credentials: false
+      - name: Bind the exact landed source
+        run: |
+          set -euo pipefail
+          test "$(git rev-parse HEAD)" = "$TARGET_SHA"
+          test "$(git ls-remote "https://github.com/${GITHUB_REPOSITORY}.git" refs/heads/staging3 | cut -f1)" = "$TARGET_SHA"
+      - name: Publish with missing-only immutable Maven PUT semantics
+        env:
+          RAFT_ARTIFACTS_PUBLISH_TOKEN: ${{ secrets.RAFT_ARTIFACTS_PUBLISH_TOKEN }}
+        run: |
+          set -euo pipefail
+          test -n "$RAFT_ARTIFACTS_PUBLISH_TOKEN"
+          python3 tools/raft-artifacts/mirror_maven_manifest.py \
+            --manifest "$MANIFEST" \
+            --mode publish
diff --git a/publish/predecessors/task141-coroutines-test-manifest.tsv b/publish/predecessors/task141-coroutines-test-manifest.tsv
new file mode 100644
index 000000000..bd2315413
--- /dev/null
+++ b/publish/predecessors/task141-coroutines-test-manifest.tsv
@@ -0,0 +1,63 @@
+# schema=1
+# task=141
+# selected_by=KuiklyUI staging3@3dbfd5adc69b871b0bc72277f150d49e6842e6e7
+# selection=OHOS kotlinx-coroutines-test root plus available-at ohosarm64 only
+# predecessor_gavs=2
+# files=45
+# total_bytes=201738
+# deterministic_set_sha256=57c45a26d73f97b28e8a81c7b7c7a95e79e6c8663461409c67143ead73977675
+# inventory_packet_sha256=c22ae909916db9e2d2732124710a08aff0cb36a79c08c24b210f30788af6f565
+# closure_already_public=atomicfu 0.23.2-KBA-001 and kotlinx-coroutines-core 1.8.0-KBA-002 with their ohosarm64 modules
+# conditional_closure=kotlin-stdlib 2.0.21-KBA-001 is absent from Raft but is a pre-existing condition of the already-published kotlinx-coroutines-core-ohosarm64 1.8.0-KBA-002 and is not published by this task
+# authority_files=50
+# excluded=every non-OHOS available-at platform module of the same root; and the root -kotlin-tooling-metadata.json plus its 4 checksum sidecars, which the authority does supply but which take no part in dependency resolution and are absent from Raft for the already-published sibling family kotlinx-coroutines-core 1.8.0-KBA-002 and atomicfu 0.23.2-KBA-001
+# authority_superset=the authority supplies 50 files for these two coordinates; this manifest deliberately freezes 45 and the 5-file difference is the tooling metadata named above, measured by a 228-probe suffix sweep rather than assumed
+# probe_grid=jar klib pom module aar zip json spdx.json sbom.json cyclonedx.json -sources.jar -javadoc.jar -all.jar -common-sources.jar -samplessources.jar -tests.jar -metadata.jar -kotlin-tooling-metadata.json -tooling-metadata.json .asc .sigstore .intoto.jsonl each crossed with md5/sha1/sha256/sha512 sidecars
+# authority_listing=the authority answers a directory URL with HTTP 200 and a not-browseable notice, never 404; any check that treats absent listing as 404 is reading the wrong signal
+# provenance=canonical Tencent Maven bytes; exact source-to-publication run is not publicly auditable
+groupId	artifactId	version	path	size	sha256	authority
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+org.jetbrains.kotlinx	kotlinx-coroutines-test-ohosarm64	1.8.0-KBA-002	org/jetbrains/kotlinx/kotlinx-coroutines-test-ohosarm64/1.8.0-KBA-002/kotlinx-coroutines-test-ohosarm64-1.8.0-KBA-002.pom.sha256	64	19ab218dc7eb9dd43a1758548446ba1f50ef2723004e331b3813fdd118d4e464	https://mirrors.tencent.com/repository/maven-tencent/org/jetbrains/kotlinx/kotlinx-coroutines-test-ohosarm64/1.8.0-KBA-002/kotlinx-coroutines-test-ohosarm64-1.8.0-KBA-002.pom.sha256
+org.jetbrains.kotlinx	kotlinx-coroutines-test-ohosarm64	1.8.0-KBA-002	org/jetbrains/kotlinx/kotlinx-coroutines-test-ohosarm64/1.8.0-KBA-002/kotlinx-coroutines-test-ohosarm64-1.8.0-KBA-002.pom.sha512	128	4584de233298f638b6d6d471972ba60f5ca127714e3ce2137897535ed0e5ef9b	https://mirrors.tencent.com/repository/maven-tencent/org/jetbrains/kotlinx/kotlinx-coroutines-test-ohosarm64/1.8.0-KBA-002/kotlinx-coroutines-test-ohosarm64-1.8.0-KBA-002.pom.sha512
+org.jetbrains.kotlinx	kotlinx-coroutines-test	1.8.0-KBA-002	org/jetbrains/kotlinx/kotlinx-coroutines-test/1.8.0-KBA-002/kotlinx-coroutines-test-1.8.0-KBA-002-sources.jar	25452	c0a496fc17c99a9c9fb4f88b149330e083e975707d7c13b48ce7159acaf9154b	https://mirrors.tencent.com/repository/maven-tencent/org/jetbrains/kotlinx/kotlinx-coroutines-test/1.8.0-KBA-002/kotlinx-coroutines-test-1.8.0-KBA-002-sources.jar
+org.jetbrains.kotlinx	kotlinx-coroutines-test	1.8.0-KBA-002	org/jetbrains/kotlinx/kotlinx-coroutines-test/1.8.0-KBA-002/kotlinx-coroutines-test-1.8.0-KBA-002-sources.jar.md5	32	022055495968f37160a1f2fe50c2aec6acff609f60d65884fac8b39b0012a849	https://mirrors.tencent.com/repository/maven-tencent/org/jetbrains/kotlinx/kotlinx-coroutines-test/1.8.0-KBA-002/kotlinx-coroutines-test-1.8.0-KBA-002-sources.jar.md5
+org.jetbrains.kotlinx	kotlinx-coroutines-test	1.8.0-KBA-002	org/jetbrains/kotlinx/kotlinx-coroutines-test/1.8.0-KBA-002/kotlinx-coroutines-test-1.8.0-KBA-002-sources.jar.sha1	40	99a7a88847b8451ec98f6c11c06406789444ab1187a850036f5b468d715dedd4	https://mirrors.tencent.com/repository/maven-tencent/org/jetbrains/kotlinx/kotlinx-coroutines-test/1.8.0-KBA-002/kotlinx-coroutines-test-1.8.0-KBA-002-sources.jar.sha1
+org.jetbrains.kotlinx	kotlinx-coroutines-test	1.8.0-KBA-002	org/jetbrains/kotlinx/kotlinx-coroutines-test/1.8.0-KBA-002/kotlinx-coroutines-test-1.8.0-KBA-002-sources.jar.sha256	64	d0b31a5068062e4aab808ebffef92309e17aafabb6db9c197c39806bb331a689	https://mirrors.tencent.com/repository/maven-tencent/org/jetbrains/kotlinx/kotlinx-coroutines-test/1.8.0-KBA-002/kotlinx-coroutines-test-1.8.0-KBA-002-sources.jar.sha256
+org.jetbrains.kotlinx	kotlinx-coroutines-test	1.8.0-KBA-002	org/jetbrains/kotlinx/kotlinx-coroutines-test/1.8.0-KBA-002/kotlinx-coroutines-test-1.8.0-KBA-002-sources.jar.sha512	128	088eed0aa482eafdf15da6eee6d2cb0eca023af80a98d258a8a1470aebe802fe	https://mirrors.tencent.com/repository/maven-tencent/org/jetbrains/kotlinx/kotlinx-coroutines-test/1.8.0-KBA-002/kotlinx-coroutines-test-1.8.0-KBA-002-sources.jar.sha512
+org.jetbrains.kotlinx	kotlinx-coroutines-test	1.8.0-KBA-002	org/jetbrains/kotlinx/kotlinx-coroutines-test/1.8.0-KBA-002/kotlinx-coroutines-test-1.8.0-KBA-002.jar	14799	41faf619ea9466712501851e6ba4f0328be2673415c5c136054955f0d70a045b	https://mirrors.tencent.com/repository/maven-tencent/org/jetbrains/kotlinx/kotlinx-coroutines-test/1.8.0-KBA-002/kotlinx-coroutines-test-1.8.0-KBA-002.jar
+org.jetbrains.kotlinx	kotlinx-coroutines-test	1.8.0-KBA-002	org/jetbrains/kotlinx/kotlinx-coroutines-test/1.8.0-KBA-002/kotlinx-coroutines-test-1.8.0-KBA-002.jar.md5	32	d754a669b8bbcf295a288e23c23cd60d18b693277f2da600d9629f51d3ba3fa4	https://mirrors.tencent.com/repository/maven-tencent/org/jetbrains/kotlinx/kotlinx-coroutines-test/1.8.0-KBA-002/kotlinx-coroutines-test-1.8.0-KBA-002.jar.md5
+org.jetbrains.kotlinx	kotlinx-coroutines-test	1.8.0-KBA-002	org/jetbrains/kotlinx/kotlinx-coroutines-test/1.8.0-KBA-002/kotlinx-coroutines-test-1.8.0-KBA-002.jar.sha1	40	121c63df243889d57378234fadae24dc7af84991d08295f0a85ef1105438aa16	https://mirrors.tencent.com/repository/maven-tencent/org/jetbrains/kotlinx/kotlinx-coroutines-test/1.8.0-KBA-002/kotlinx-coroutines-test-1.8.0-KBA-002.jar.sha1
+org.jetbrains.kotlinx	kotlinx-coroutines-test	1.8.0-KBA-002	org/jetbrains/kotlinx/kotlinx-coroutines-test/1.8.0-KBA-002/kotlinx-coroutines-test-1.8.0-KBA-002.jar.sha256	64	4a46d2ddca1f731d5005c681e32bf98b8bc926bc23615a8ff828090027afebb7	https://mirrors.tencent.com/repository/maven-tencent/org/jetbrains/kotlinx/kotlinx-coroutines-test/1.8.0-KBA-002/kotlinx-coroutines-test-1.8.0-KBA-002.jar.sha256
+org.jetbrains.kotlinx	kotlinx-coroutines-test	1.8.0-KBA-002	org/jetbrains/kotlinx/kotlinx-coroutines-test/1.8.0-KBA-002/kotlinx-coroutines-test-1.8.0-KBA-002.jar.sha512	128	d2f8f24b70402aa63c15282188f44f1ac3898fdf1e4a26c12f9b2b54781d485e	https://mirrors.tencent.com/repository/maven-tencent/org/jetbrains/kotlinx/kotlinx-coroutines-test/1.8.0-KBA-002/kotlinx-coroutines-test-1.8.0-KBA-002.jar.sha512
+org.jetbrains.kotlinx	kotlinx-coroutines-test	1.8.0-KBA-002	org/jetbrains/kotlinx/kotlinx-coroutines-test/1.8.0-KBA-002/kotlinx-coroutines-test-1.8.0-KBA-002.module	48024	19eb69b41f45389036f8984654ed8326cfe7f37cb8622bda4330fcfa9fa092d3	https://mirrors.tencent.com/repository/maven-tencent/org/jetbrains/kotlinx/kotlinx-coroutines-test/1.8.0-KBA-002/kotlinx-coroutines-test-1.8.0-KBA-002.module
+org.jetbrains.kotlinx	kotlinx-coroutines-test	1.8.0-KBA-002	org/jetbrains/kotlinx/kotlinx-coroutines-test/1.8.0-KBA-002/kotlinx-coroutines-test-1.8.0-KBA-002.module.md5	32	16705aee2d1a55a38ec247ffca84bc0799c4c98e6f2db695fd9e74407b42978d	https://mirrors.tencent.com/repository/maven-tencent/org/jetbrains/kotlinx/kotlinx-coroutines-test/1.8.0-KBA-002/kotlinx-coroutines-test-1.8.0-KBA-002.module.md5
+org.jetbrains.kotlinx	kotlinx-coroutines-test	1.8.0-KBA-002	org/jetbrains/kotlinx/kotlinx-coroutines-test/1.8.0-KBA-002/kotlinx-coroutines-test-1.8.0-KBA-002.module.sha1	40	a092f97eaefda8bff7e0a9a1a45f79f5299c95c0bf80dbc56d1648160349a055	https://mirrors.tencent.com/repository/maven-tencent/org/jetbrains/kotlinx/kotlinx-coroutines-test/1.8.0-KBA-002/kotlinx-coroutines-test-1.8.0-KBA-002.module.sha1
+org.jetbrains.kotlinx	kotlinx-coroutines-test	1.8.0-KBA-002	org/jetbrains/kotlinx/kotlinx-coroutines-test/1.8.0-KBA-002/kotlinx-coroutines-test-1.8.0-KBA-002.module.sha256	64	f04b9f094121a5c74c0a3555c9a871d05a3ad90c3fec31c9363bee6253676f27	https://mirrors.tencent.com/repository/maven-tencent/org/jetbrains/kotlinx/kotlinx-coroutines-test/1.8.0-KBA-002/kotlinx-coroutines-test-1.8.0-KBA-002.module.sha256
+org.jetbrains.kotlinx	kotlinx-coroutines-test	1.8.0-KBA-002	org/jetbrains/kotlinx/kotlinx-coroutines-test/1.8.0-KBA-002/kotlinx-coroutines-test-1.8.0-KBA-002.module.sha512	128	c50f18f1dd50bc9f3307f895dcba8fdd36b41acdc8655a0a399a2555f9649fa7	https://mirrors.tencent.com/repository/maven-tencent/org/jetbrains/kotlinx/kotlinx-coroutines-test/1.8.0-KBA-002/kotlinx-coroutines-test-1.8.0-KBA-002.module.sha512
+org.jetbrains.kotlinx	kotlinx-coroutines-test	1.8.0-KBA-002	org/jetbrains/kotlinx/kotlinx-coroutines-test/1.8.0-KBA-002/kotlinx-coroutines-test-1.8.0-KBA-002.pom	2081	32520a725f5471ada914d26a70783c0728a0241c71ff2b8bd45c2a9840937167	https://mirrors.tencent.com/repository/maven-tencent/org/jetbrains/kotlinx/kotlinx-coroutines-test/1.8.0-KBA-002/kotlinx-coroutines-test-1.8.0-KBA-002.pom
+org.jetbrains.kotlinx	kotlinx-coroutines-test	1.8.0-KBA-002	org/jetbrains/kotlinx/kotlinx-coroutines-test/1.8.0-KBA-002/kotlinx-coroutines-test-1.8.0-KBA-002.pom.md5	32	8715aea066c7e43d4b38fd2d27483db41751a5c90e63eed7d4721baf44735873	https://mirrors.tencent.com/repository/maven-tencent/org/jetbrains/kotlinx/kotlinx-coroutines-test/1.8.0-KBA-002/kotlinx-coroutines-test-1.8.0-KBA-002.pom.md5
+org.jetbrains.kotlinx	kotlinx-coroutines-test	1.8.0-KBA-002	org/jetbrains/kotlinx/kotlinx-coroutines-test/1.8.0-KBA-002/kotlinx-coroutines-test-1.8.0-KBA-002.pom.sha1	40	b0e45f9cfa44b170492485d4b8a9984b075f3001e9b7e89129d95dcb58646fbf	https://mirrors.tencent.com/repository/maven-tencent/org/jetbrains/kotlinx/kotlinx-coroutines-test/1.8.0-KBA-002/kotlinx-coroutines-test-1.8.0-KBA-002.pom.sha1
+org.jetbrains.kotlinx	kotlinx-coroutines-test	1.8.0-KBA-002	org/jetbrains/kotlinx/kotlinx-coroutines-test/1.8.0-KBA-002/kotlinx-coroutines-test-1.8.0-KBA-002.pom.sha256	64	86af1183db9ce9aab50debf180aa24f0b60cbc538ea515c72504dd4153aaff8f	https://mirrors.tencent.com/repository/maven-tencent/org/jetbrains/kotlinx/kotlinx-coroutines-test/1.8.0-KBA-002/kotlinx-coroutines-test-1.8.0-KBA-002.pom.sha256
+org.jetbrains.kotlinx	kotlinx-coroutines-test	1.8.0-KBA-002	org/jetbrains/kotlinx/kotlinx-coroutines-test/1.8.0-KBA-002/kotlinx-coroutines-test-1.8.0-KBA-002.pom.sha512	128	8e8fad4d3b1468a153195604987da8f440ea3603336bf11b8b58923672a97565	https://mirrors.tencent.com/repository/maven-tencent/org/jetbrains/kotlinx/kotlinx-coroutines-test/1.8.0-KBA-002/kotlinx-coroutines-test-1.8.0-KBA-002.pom.sha512
diff --git a/tools/raft-artifacts/mirror_maven_manifest.py b/tools/raft-artifacts/mirror_maven_manifest.py
index 43ca1c354..122bbb1ba 100644
--- a/tools/raft-artifacts/mirror_maven_manifest.py
+++ b/tools/raft-artifacts/mirror_maven_manifest.py
@@ -43,6 +43,10 @@
     ("org.jetbrains.kotlin", "kotlin-stdlib-common", "2.0.21-KBA-010"),
     ("org.jetbrains.kotlin", "kotlin-stdlib", "2.0.21-KBA-010"),
 }
+TASK141_EXPECTED_GAVS = {
+    ("org.jetbrains.kotlinx", "kotlinx-coroutines-test", "1.8.0-KBA-002"),
+    ("org.jetbrains.kotlinx", "kotlinx-coroutines-test-ohosarm64", "1.8.0-KBA-002"),
+}
 MANIFEST_CONTRACTS = {
     "121": {
         "files": 31,
@@ -67,6 +71,23 @@
             "deterministic_set_sha256": "3a789c3fc63d7ae70966c793f0cc07f483b0cfaa3dc860428937dc1a96c2c906",
         },
     },
+    "141": {
+        "files": 45,
+        "gavs": TASK141_EXPECTED_GAVS,
+        "total_bytes": 201738,
+        "set_sha256": "57c45a26d73f97b28e8a81c7b7c7a95e79e6c8663461409c67143ead73977675",
+        "metadata": {
+            "inventory_packet_sha256": "c22ae909916db9e2d2732124710a08aff0cb36a79c08c24b210f30788af6f565",
+            "files": "45",
+            # The authority supplies 50 files for these two coordinates. Binding
+            # the superset count here keeps the 45-vs-50 gap machine-enforced,
+            # so the exclusion cannot silently drift back into prose.
+            "authority_files": "50",
+            "predecessor_gavs": "2",
+            "total_bytes": "201738",
+            "deterministic_set_sha256": "57c45a26d73f97b28e8a81c7b7c7a95e79e6c8663461409c67143ead73977675",
+        },
+    },
 }
 AUTHORITY_ORIGIN = "mirrors.tencent.com"
 AUTHORITY_PREFIX = "/repository/maven-tencent/"
diff --git a/tools/raft-artifacts/task141-coroutines-test-resolver/build.gradle b/tools/raft-artifacts/task141-coroutines-test-resolver/build.gradle
new file mode 100644
index 000000000..0b091ef65
--- /dev/null
+++ b/tools/raft-artifacts/task141-coroutines-test-resolver/build.gradle
@@ -0,0 +1,59 @@
+import org.gradle.api.artifacts.component.ModuleComponentIdentifier
+
+def version = "1.8.0-KBA-002"
+def rootGav = "org.jetbrains.kotlinx:kotlinx-coroutines-test:${version}"
+def ohosGav = "org.jetbrains.kotlinx:kotlinx-coroutines-test-ohosarm64:${version}"
+
+// Only the OHOS platform module is asserted through module metadata. Resolving
+// the multiplatform root on a JVM host selects jvmApiElements-published, which
+// redirects via available-at to kotlinx-coroutines-test-jvm — a platform this
+// task deliberately does not mirror. That redirect is a property of the host,
+// not of the frozen bytes, so the root is checked as artifact bytes instead.
+def ohosMetadataClosure = configurations.create("task141OhosMetadataClosure") {
+    canBeConsumed = false
+    canBeResolved = true
+}
+def artifactClosure = configurations.create("task141ArtifactClosure") {
+    canBeConsumed = false
+    canBeResolved = true
+}
+
+dependencies {
+    add(ohosMetadataClosure.name, ohosGav) { transitive = false }
+    // Artifact-only notation keeps this check on the frozen authority bytes and
+    // off Kotlin/Native variant matching, which needs the OHOS toolchain. Real
+    // OHOS variant selection is proven separately by the Mobile compileTest.
+    add(artifactClosure.name, "${rootGav}@jar") { transitive = false }
+    add(artifactClosure.name, "${ohosGav}@klib") { transitive = false }
+}
+
+tasks.register("resolveTask141Authority") {
+    doLast {
+        def actualComponents = ohosMetadataClosure.incoming.resolutionResult.allComponents
+            .collect { it.id }
+            .findAll { it instanceof ModuleComponentIdentifier }
+            .collect { "${it.group}:${it.module}:${it.version}" }
+            .toSet()
+        assert actualComponents == [ohosGav].toSet():
+            "unexpected task #141 OHOS metadata closure: ${actualComponents.sort()}"
+
+        def expectedArtifacts = [
+            ("kotlinx-coroutines-test-${version}.jar".toString()):
+                "41faf619ea9466712501851e6ba4f0328be2673415c5c136054955f0d70a045b",
+            ("kotlinx-coroutines-test-ohosarm64-${version}.klib".toString()):
+                "ce0cf5e6683d55254ed89c733d05ca65581f024d6475f4f1f36b66017b8c75fb",
+        ]
+        def actualArtifacts = artifactClosure.resolve().collectEntries { file ->
+            def digest = java.security.MessageDigest.getInstance("SHA-256")
+                .digest(file.bytes)
+                .encodeHex()
+                .toString()
+            [(file.name): digest]
+        }
+        assert actualArtifacts == expectedArtifacts:
+            "unexpected task #141 authority artifacts: ${actualArtifacts}"
+        println "TASK141_TENCENT_AUTHORITY_RESOLVE_PASS ohos_components=1 artifacts=2"
+        println "TASK141_DISCLOSURE mirrored root resolves for OHOS targets only; " +
+            "non-OHOS available-at platforms are not mirrored by task #141"
+    }
+}
diff --git a/tools/raft-artifacts/task141-coroutines-test-resolver/settings.gradle b/tools/raft-artifacts/task141-coroutines-test-resolver/settings.gradle
new file mode 100644
index 000000000..1fb169387
--- /dev/null
+++ b/tools/raft-artifacts/task141-coroutines-test-resolver/settings.gradle
@@ -0,0 +1,22 @@
+import org.gradle.api.initialization.resolve.RepositoriesMode
+
+pluginManagement {
+    repositories.clear()
+}
+
+dependencyResolutionManagement {
+    repositoriesMode.set(RepositoriesMode.FAIL_ON_PROJECT_REPOS)
+    repositories {
+        maven {
+            name = "TencentAuthority"
+            url = uri("https://mirrors.tencent.com/repository/maven-tencent")
+            metadataSources {
+                gradleMetadata()
+                mavenPom()
+                artifact()
+            }
+        }
+    }
+}
+
+rootProject.name = "task141-coroutines-test-authority-resolver"
diff --git a/tools/raft-artifacts/test_mirror_maven_manifest.py b/tools/raft-artifacts/test_mirror_maven_manifest.py
index f7d1f2891..b679be738 100644
--- a/tools/raft-artifacts/test_mirror_maven_manifest.py
+++ b/tools/raft-artifacts/test_mirror_maven_manifest.py
@@ -18,6 +18,7 @@
 REPOSITORY = SCRIPT.parents[2]
 TASK121_MANIFEST = REPOSITORY / "publish/predecessors/task121-current-kba-manifest.tsv"
 TASK127_MANIFEST = REPOSITORY / "publish/predecessors/task127-kba010-manifest.tsv"
+TASK141_MANIFEST = REPOSITORY / "publish/predecessors/task141-coroutines-test-manifest.tsv"
 SPEC = importlib.util.spec_from_file_location("mirror_maven_manifest", SCRIPT)
 assert SPEC and SPEC.loader
 mirror = importlib.util.module_from_spec(SPEC)
@@ -70,6 +71,123 @@ def test_task127_repository_manifest_is_the_exact_frozen_closure(self) -> None:
         ):
             self.assertNotIn(excluded, paths)
 
+    def test_task141_repository_manifest_is_the_exact_frozen_closure(self) -> None:
+        metadata, entries = mirror.load_manifest(TASK141_MANIFEST)
+
+        self.assertEqual(metadata["task"], "141")
+        self.assertEqual(len(entries), 45)
+        self.assertEqual(sum(item.size for item in entries), 201738)
+        actual_gavs = {(item.group_id, item.artifact_id, item.version) for item in entries}
+        self.assertEqual(actual_gavs, mirror.TASK141_EXPECTED_GAVS)
+
+        primaries = [
+            item
+            for item in entries
+            if not item.path.endswith((".md5", ".sha1", ".sha256", ".sha512"))
+        ]
+        self.assertEqual(len(primaries), 9)
+        self.assertEqual(len(entries) - len(primaries), 36)
+
+        paths = "\n".join(item.path for item in entries)
+        # Only the OHOS platform module is mirrored; every other available-at
+        # platform of the same root stays out of this task.
+        for excluded in (
+            "-jvm/",
+            "-js/",
+            "-wasm-js/",
+            "-iosarm64/",
+            "-iossimulatorarm64/",
+            "-iosx64/",
+            "-linuxx64/",
+            "-linuxarm64/",
+            "-macosarm64/",
+            "-macosx64/",
+            "-mingwx64/",
+            "-tvosarm64/",
+            "-watchosarm64/",
+            "-androidnativearm64/",
+        ):
+            self.assertNotIn(excluded, paths)
+        # The conditional closure member is recorded but never published here.
+        self.assertNotIn("kotlin-stdlib", paths)
+        self.assertNotIn("2.0.21-KBA-001", paths)
+
+    def test_task141_declares_the_authority_superset_it_does_not_mirror(self) -> None:
+        metadata, entries = mirror.load_manifest(TASK141_MANIFEST)
+
+        # The authority supplies 50 files for these coordinates; this task
+        # freezes 45. The 5-file difference must stay named in the record,
+        # because a create-only Maven write can never be yanked.
+        self.assertEqual(metadata["authority_files"], "50")
+        self.assertEqual(len(entries), 45)
+        self.assertIn("kotlin-tooling-metadata.json", metadata["excluded"])
+        self.assertIn("checksum sidecars", metadata["excluded"])
+        self.assertIn("50", metadata["authority_superset"])
+        # The exclusion claim rests on the sibling family, so keep that stated.
+        self.assertIn("kotlinx-coroutines-core", metadata["excluded"])
+        self.assertIn("atomicfu", metadata["excluded"])
+        # No tooling-metadata path may appear among the mirrored rows.
+        for item in entries:
+            self.assertNotIn("kotlin-tooling-metadata", item.path)
+
+    def test_task141_authority_superset_count_is_fail_closed(self) -> None:
+        manifest = self._mutated_task141(
+            "# authority_files=50",
+            "# authority_files=45",
+        )
+        with self.assertRaisesRegex(mirror.MirrorError, "metadata mismatch"):
+            mirror.load_manifest(manifest)
+
+    def _mutated_task141(self, old: str, new: str) -> Path:
+        temporary = tempfile.NamedTemporaryFile(
+            mode="w", encoding="utf-8", suffix=".tsv", delete=False
+        )
+        self.addCleanup(Path(temporary.name).unlink, missing_ok=True)
+        source = TASK141_MANIFEST.read_text(encoding="utf-8")
+        self.assertIn(old, source)
+        temporary.write(source.replace(old, new, 1))
+        temporary.close()
+        return Path(temporary.name)
+
+    def test_task141_inventory_packet_binding_is_fail_closed(self) -> None:
+        manifest = self._mutated_task141(
+            "# inventory_packet_sha256="
+            "c22ae909916db9e2d2732124710a08aff0cb36a79c08c24b210f30788af6f565",
+            "# inventory_packet_sha256=" + "0" * 64,
+        )
+        with self.assertRaisesRegex(mirror.MirrorError, "metadata mismatch"):
+            mirror.load_manifest(manifest)
+
+    def test_task141_klib_digest_mutation_is_fail_closed(self) -> None:
+        _, entries = mirror.load_manifest(TASK141_MANIFEST)
+        klib = next(item for item in entries if item.path.endswith(".klib"))
+        manifest = self._mutated_task141(klib.sha256, "0" * 64)
+        with self.assertRaisesRegex(mirror.MirrorError, "exact frozen closure"):
+            mirror.load_manifest(manifest)
+
+    def test_task141_authority_origin_mutation_is_fail_closed(self) -> None:
+        manifest = self._mutated_task141(
+            "https://mirrors.tencent.com/repository/maven-tencent/",
+            "https://repo1.maven.org/maven2/",
+        )
+        with self.assertRaisesRegex(mirror.MirrorError, "authority does not bind"):
+            mirror.load_manifest(manifest)
+
+    def test_task141_dropping_one_file_is_fail_closed(self) -> None:
+        lines = TASK141_MANIFEST.read_text(encoding="utf-8").splitlines()
+        data_index = next(
+            index for index, line in enumerate(lines) if not line.startswith("#")
+        )
+        del lines[data_index + 1]
+        with tempfile.NamedTemporaryFile(
+            mode="w", encoding="utf-8", suffix=".tsv", delete=False
+        ) as temporary:
+            temporary.write("\n".join(lines) + "\n")
+            path = Path(temporary.name)
+        self.addCleanup(path.unlink, missing_ok=True)
+        with self.assertRaisesRegex(mirror.MirrorError, "exact frozen closure"):
+            mirror.load_manifest(path)
+
     def _mutated_task127(self, old: str, new: str) -> Path:
         temporary = tempfile.NamedTemporaryFile(
             mode="w", encoding="utf-8", suffix=".tsv", delete=False