Publish the main26 gzip packager source and correct its references

Documentation/source-reference correction only. Publish the exact Main26 snapshot packager and bind its SHA in the manifest/integration receipt. Numerical data, UI, app, ranking, input selection and prior results are unchanged.

CPP135_MAIN26_SITE_INTEGRATION.json

@@ -1,147 +1,60 @@
 {
-  "candidate_revision": "v4_gzip_transport_manifest_closure",
-  "created_at": "2026-10-15T10:29:23.734229+00:00",
+  "created_at": "2026-10-15T10:41:11.575667+00:00",
   "files": {
-    "CPP135_MAIN26_AGGREGATE_RECEIPT.json": {
-      "bytes": 3683,
-      "sha256": "f098925d8bd0b5718b102a8b6921b1234ced3baec80e2faeb47f2edb71c2d337"
-    },
-    "CPP135_MAIN26_INPUT_SHA256SUMS.txt": {
-      "bytes": 355,
-      "sha256": "24d6eec79a4e09cd0e8c9819dc23d9723812867158869d7214caf0f1b9a75c24"
-    },
-    "CPP135_MAIN26_SELECTED_SOURCES.json": {
-      "bytes": 1938310,
-      "sha256": "50cc9edd30e3d3a6c7314bf3f28bf16d0a56ce095f9849c2fccb4a7a470eebfc"
-    },
-    "CPP135_MAIN26_SITE_ACCEPTANCE.json": {
-      "bytes": 2860,
-      "sha256": "e99fdac1f870174c520a2a2fae643ca4259a33afb4feffd0e849a5a302ad91cd"
-    },
-    "README.md": {
-      "bytes": 4188,
-      "sha256": "c89a678703ff26d46f676a8bb807aff3da30c74961c21063ea277307c8e8af99"
-    },
-    "app.js": {
-      "bytes": 69465,
-      "sha256": "39ca6b54fb0dcc0b722f0a84ea7e5175151de0225bfb65d4e40b53cf54fc204a"
-    },
-    "build_gzip_storage_recovery.py": {
-      "bytes": 17650,
-      "sha256": "5ae7e125c6aab30f95cd6c05681111dfec9a94832ec44181491134a0d33ae401"
-    },
-    "build_main26_site.py": {
-      "bytes": 59034,
-      "sha256": "0112b3121303e361b319791c3fbf5d8c230e3636fd1f7ce5197e9ccacc4712d9"
-    },
-    "cpp-latest-view-main26.json.gz": {
-      "bytes": 837481,
-      "sha256": "818f9390fbbfe49e3afc1f44330cb612e32848376f158202413ad60097672180"
-    },
-    "cpp135-main26-column-results.jsonl.gz": {
-      "bytes": 15699577,
-      "sha256": "6c3d693556fb58f8277ac201dfe217ea85aec65489a707260af85981faa21e9b"
-    },
-    "cpp135-main26-dataset-method-results.jsonl.gz": {
-      "bytes": 457656,
-      "sha256": "5ba82d79f07327d6a5b2e1405d3f58db7e72930dcd0284132764ff48a8b5859b"
-    },
-    "data-main26.json.gz": {
-      "bytes": 10041708,
-      "sha256": "7a00869fc545f1f2cb7a6c7bd2a6f72e12eddc7361edc68925d3b4bd04ac28a8"
-    },
-    "index.html": {
-      "bytes": 17814,
-      "sha256": "3a788a52e1ff441a3782aef8b34d3aaf77cc24424a7a3286c659f46a9717d2e8"
+    "build_main26_gzip_storage.py": {
+      "bytes": 3877,
+      "sha256": "eff8a5fa67dc094e6d85e4d6d7ac54cb6e5643678a23751f1df68545c054549e"
     },
     "manifest.json": {
-      "bytes": 95687,
-      "sha256": "15d2d18dd65f2c811a88149dd12c8ca3dd3b1089d7b4b8723f6767c823734ba0"
-    },
-    "ui-data.json": {
-      "bytes": 9697244,
-      "sha256": "841b15cbef0c346b43d72ab3c9530065abe4d24c45aef64d5e75d8ec49996f8f"
+      "bytes": 96829,
+      "sha256": "d9ba49d31279996b9601beb84cb74584b7f4218adf68a120b29b06a50ee6800d"
     }
   },
-  "final_dataset_result_count": 99008,
-  "historical_dataset_results_canonical_sha256": "213ac4e2c2d53801095316040d633cfd9541055ffc939b62a5b46ab95f442547",
-  "new_dataset_result_count": 4037,
-  "old_dataset_result_count": 94971,
-  "page_checks_required_after_publication": [
-    "C++ Overall uses the latest main26 decision for all exact 135 x 26 pairs",
-    "full-support rows show server-192 provenance and one W1/R3/T1 timing contract",
-    "partial, unsupported and not-applicable pairs do not fall back to old numeric rows",
-    "CSV retains source host, binary/support identity, measurement status and timing status"
-  ],
-  "parent_revision": "963f2ff216fd95ffba42d625a12765169eb4d850",
+  "frozen_transports": {
+    "cpp_latest_view": {
+      "file": "cpp-latest-view-main26.json.gz",
+      "sha256": "818f9390fbbfe49e3afc1f44330cb612e32848376f158202413ad60097672180",
+      "uncompressed_sha256": "f1aef2f23a0374e43ddde18d5ab2b29095ff344cf9ef4d591cd8037e55958a6e"
+    },
+    "data": {
+      "file": "data-main26.json.gz",
+      "sha256": "7a00869fc545f1f2cb7a6c7bd2a6f72e12eddc7361edc68925d3b4bd04ac28a8",
+      "uncompressed_sha256": "e7f7a9f294c1a94aec0e8271c62308f499286cbe9bd2333a6fe685f0839cabb2"
+    }
+  },
+  "parent_closure": {
+    "final_qa_sha256": "8526e827367dbf171813ca084a3837de9200bc55c695e6671f8a2bc5ad4c5772",
+    "integration_sha256": "de7c96c013fc98d87f6ebdb078d7c97b3727c4dbe30c060525e2170abd1cd0e2",
+    "manifest_sha256": "15d2d18dd65f2c811a88149dd12c8ca3dd3b1089d7b4b8723f6767c823734ba0"
+  },
+  "parent_revision": "f9989349b67cd1b86f018346ae94f23056f6e997",
+  "public_packager": {
+    "file": "build_main26_gzip_storage.py",
+    "role": "main26_canonical_json_gzip_packager",
+    "schema": "cpp135-main26-gzip-storage-build-v1",
+    "sha256": "eff8a5fa67dc094e6d85e4d6d7ac54cb6e5643678a23751f1df68545c054549e"
+  },
   "publication_file_list": [
-    "data-main26.json.gz",
-    "ui-data.json",
-    "cpp-latest-view-main26.json.gz",
-    "app.js",
-    "index.html",
-    "README.md",
+    "build_main26_gzip_storage.py",
     "manifest.json",
-    "build_gzip_storage_recovery.py",
-    "cpp135-main26-column-results.jsonl.gz",
-    "cpp135-main26-dataset-method-results.jsonl.gz",
-    "CPP135_MAIN26_SELECTED_SOURCES.json",
-    "CPP135_MAIN26_AGGREGATE_RECEIPT.json",
-    "CPP135_MAIN26_INPUT_SHA256SUMS.txt",
-    "CPP135_MAIN26_SITE_ACCEPTANCE.json",
-    "build_main26_site.py",
     "CPP135_MAIN26_SITE_INTEGRATION.json"
   ],
-  "schema": "compressionbenchmark-cpp135-main26-site-integration-v1",
+  "reason": "Replace the incorrectly cited historical operator CSV packager with the actual deterministic Main26 JSON gzip packager.",
+  "schema": "compressionbenchmark-cpp135-main26-packager-correction-v1",
   "scope": {
-    "measured_datasets": 135,
-    "methods": 26,
-    "pair_count": 3510,
-    "pair_status_counts": {
-      "numeric": 1529,
-      "partial_numeric": 629,
-      "unsupported": 1352
-    }
+    "changed_public_files": 3,
+    "result_selection_changed": false,
+    "scientific_payload_changed": false,
+    "ui_payload_changed": false
   },
   "semantic_checks": {
-    "all_3510_latest_pair_decisions_replaced": true,
-    "app_javascript_syntax": "pass",
-    "compressed_bytes_include_NA_frames_once": true,
-    "data_ui_sidecar_hash_closure": true,
-    "gzip_packager_source_published": true,
-    "gzip_transport_decompresses_byte_exact_to_canonical_v2_payload": true,
-    "historical_rows_retained_byte_for_byte_in_canonical_order": true,
-    "large_uncompressed_data_and_sidecar_excluded_from_publication_delta": true,
-    "latest_page_never_reads_legacy_large_files": true,
-    "manifest_exact_file_transport_and_legacy_closure": true,
-    "numeric_rows_only_for_full_valid_support_within_exact_dtype_scope": true,
-    "partial_overall_never_published_but_full_dtype_scope_retained": true,
-    "partial_unsupported_not_applicable_numeric_fallback_count": 0,
-    "ranking_js_unchanged": true,
-    "readme_main26_scope_and_measurement_contract_updated": true
+    "actual_main26_gzip_packager_source_published": true,
+    "historical_operator_csv_packager_provenance_preserved_and_distinguished": true,
+    "manifest_public_packager_file_and_sha_match": true,
+    "no_experiment_or_result_rebuild": true,
+    "packager_reproduces_both_frozen_transports_byte_for_byte": true,
+    "scientific_data_ui_app_index_and_readme_unchanged": true
   },
   "status": "passed_not_published",
-  "storage_plan": {
-    "estimated_remaining_after_files_before_integration": 77713466,
-    "excluded_uncompressed_bytes": 185591944,
-    "official_limit_bytes": 1000000000,
-    "official_remaining_bytes_before": 116656178,
-    "official_used_bytes_before": 883343822,
-    "publication_delta_bytes": 38942712,
-    "transport_files": {
-      "cpp_latest_view": {
-        "encoding": "gzip",
-        "file": "cpp-latest-view-main26.json.gz",
-        "sha256": "818f9390fbbfe49e3afc1f44330cb612e32848376f158202413ad60097672180",
-        "uncompressed_sha256": "f1aef2f23a0374e43ddde18d5ab2b29095ff344cf9ef4d591cd8037e55958a6e"
-      },
-      "data": {
-        "encoding": "gzip",
-        "file": "data-main26.json.gz",
-        "sha256": "7a00869fc545f1f2cb7a6c7bd2a6f72e12eddc7361edc68925d3b4bd04ac28a8",
-        "uncompressed_sha256": "e7f7a9f294c1a94aec0e8271c62308f499286cbe9bd2333a6fe685f0839cabb2"
-      }
-    }
-  },
-  "supersedes_candidate": "candidate_main26_v3"
+  "supersedes_candidate": "candidate_main26_v4"
 }

build_main26_gzip_storage.py

@@ -0,0 +1,112 @@
+#!/usr/bin/env python3
+"""Rebuild the two deterministic gzip transports used by the Main26 release.
+
+This tool only packages the already accepted canonical JSON payloads.  It does
+not select results, alter metrics, or rebuild the benchmark.  Both the source
+JSON and resulting gzip bytes are checked against the frozen Main26 release.
+"""
+
+from __future__ import annotations
+
+import argparse
+import gzip
+import hashlib
+import json
+import os
+import shutil
+from pathlib import Path
+
+
+SPECS = {
+    "data": {
+        "source": "data.json",
+        "target": "data-main26.json.gz",
+        "source_sha256": "e7f7a9f294c1a94aec0e8271c62308f499286cbe9bd2333a6fe685f0839cabb2",
+        "target_sha256": "7a00869fc545f1f2cb7a6c7bd2a6f72e12eddc7361edc68925d3b4bd04ac28a8",
+        "target_bytes": 10041708,
+    },
+    "cpp_latest_view": {
+        "source": "cpp-latest-view.json",
+        "target": "cpp-latest-view-main26.json.gz",
+        "source_sha256": "f1aef2f23a0374e43ddde18d5ab2b29095ff344cf9ef4d591cd8037e55958a6e",
+        "target_sha256": "818f9390fbbfe49e3afc1f44330cb612e32848376f158202413ad60097672180",
+        "target_bytes": 837481,
+    },
+}
+
+
+def sha256(path: Path) -> str:
+    digest = hashlib.sha256()
+    with path.open("rb") as stream:
+        for block in iter(lambda: stream.read(8 << 20), b""):
+            digest.update(block)
+    return digest.hexdigest()
+
+
+def deterministic_gzip(source: Path, target: Path) -> None:
+    target.parent.mkdir(parents=True, exist_ok=True)
+    temporary = target.with_name(f".{target.name}.{os.getpid()}.tmp")
+    try:
+        with source.open("rb") as src, temporary.open("wb") as raw:
+            with gzip.GzipFile(
+                filename="", mode="wb", fileobj=raw, compresslevel=9, mtime=0
+            ) as zipped:
+                shutil.copyfileobj(src, zipped, length=8 << 20)
+        temporary.replace(target)
+    finally:
+        if temporary.exists():
+            temporary.unlink()
+
+
+def main() -> None:
+    parser = argparse.ArgumentParser(
+        description="Rebuild and verify the frozen Main26 gzip transports."
+    )
+    parser.add_argument(
+        "--source-dir", type=Path, required=True,
+        help="Directory containing canonical data.json and cpp-latest-view.json",
+    )
+    parser.add_argument(
+        "--output-dir", type=Path, required=True,
+        help="Directory receiving the two deterministic .json.gz files",
+    )
+    args = parser.parse_args()
+
+    outputs = {}
+    for name, spec in SPECS.items():
+        source = args.source_dir / spec["source"]
+        target = args.output_dir / spec["target"]
+        if not source.is_file():
+            raise SystemExit(f"missing canonical source: {source}")
+        source_sha = sha256(source)
+        if source_sha != spec["source_sha256"]:
+            raise SystemExit(
+                f"canonical source SHA mismatch for {source}: "
+                f"expected {spec['source_sha256']}, got {source_sha}"
+            )
+        deterministic_gzip(source, target)
+        target_sha = sha256(target)
+        target_bytes = target.stat().st_size
+        if target_sha != spec["target_sha256"] or target_bytes != spec["target_bytes"]:
+            raise SystemExit(
+                f"gzip output mismatch for {target}: expected "
+                f"{spec['target_sha256']} / {spec['target_bytes']} bytes, got "
+                f"{target_sha} / {target_bytes} bytes"
+            )
+        outputs[name] = {
+            "source": spec["source"],
+            "source_sha256": source_sha,
+            "target": spec["target"],
+            "target_sha256": target_sha,
+            "target_bytes": target_bytes,
+        }
+
+    print(json.dumps({
+        "schema": "cpp135-main26-gzip-storage-build-v1",
+        "status": "verified",
+        "outputs": outputs,
+    }, ensure_ascii=False, indent=2, sort_keys=True))
+
+
+if __name__ == "__main__":
+    main()

manifest.json

@@ -546,6 +546,12 @@
         "file": "data-main26.json.gz",
         "sha256": "7a00869fc545f1f2cb7a6c7bd2a6f72e12eddc7361edc68925d3b4bd04ac28a8",
         "uncompressed_sha256": "e7f7a9f294c1a94aec0e8271c62308f499286cbe9bd2333a6fe685f0839cabb2"
+      },
+      "public_packager": {
+        "file": "build_main26_gzip_storage.py",
+        "role": "main26_canonical_json_gzip_packager",
+        "schema": "cpp135-main26-gzip-storage-build-v1",
+        "sha256": "eff8a5fa67dc094e6d85e4d6d7ac54cb6e5643678a23751f1df68545c054549e"
       }
     },
     "schema": "cpp135-main26-site-import-v1",
@@ -558,6 +564,12 @@
   "cpp_latest_view": {
     "encoding": "gzip",
     "file": "cpp-latest-view-main26.json.gz",
+    "public_packager": {
+      "file": "build_main26_gzip_storage.py",
+      "role": "main26_canonical_json_gzip_packager",
+      "schema": "cpp135-main26-gzip-storage-build-v1",
+      "sha256": "eff8a5fa67dc094e6d85e4d6d7ac54cb6e5643678a23751f1df68545c054549e"
+    },
     "schema": "compressionbenchmark-cpp-latest-view-v1",
     "sha256": "818f9390fbbfe49e3afc1f44330cb612e32848376f158202413ad60097672180",
     "status": "built_from_verified_live_float9_baseline_and_completed_main26",
@@ -568,6 +580,12 @@
   "data_transport": {
     "encoding": "gzip",
     "file": "data-main26.json.gz",
+    "public_packager": {
+      "file": "build_main26_gzip_storage.py",
+      "role": "main26_canonical_json_gzip_packager",
+      "schema": "cpp135-main26-gzip-storage-build-v1",
+      "sha256": "eff8a5fa67dc094e6d85e4d6d7ac54cb6e5643678a23751f1df68545c054549e"
+    },
     "sha256": "7a00869fc545f1f2cb7a6c7bd2a6f72e12eddc7361edc68925d3b4bd04ac28a8",
     "uncompressed_sha256": "e7f7a9f294c1a94aec0e8271c62308f499286cbe9bd2333a6fe685f0839cabb2"
   },
@@ -1612,6 +1630,12 @@
     },
     "timing_admission": "none_all_fields_null_cross_host_timing_forbidden"
   },
+  "public_packager": {
+    "file": "build_main26_gzip_storage.py",
+    "role": "main26_canonical_json_gzip_packager",
+    "schema": "cpp135-main26-gzip-storage-build-v1",
+    "sha256": "eff8a5fa67dc094e6d85e4d6d7ac54cb6e5643678a23751f1df68545c054549e"
+  },
   "reference_catalog_sha256": "15fc0b3931c87bc7f3012b2cbd72b200fcbae811f159d200568af6fb45a10e88",
   "result_csv_files": [
     {
@@ -2180,6 +2204,7 @@
     "derived_packaging_receipt_file": "OPERATOR970_BYTE_EFFECT_GZIP_PACKAGING_V1.json",
     "public_packager": {
       "file": "build_gzip_storage_recovery.py",
+      "role": "historical_operator_csv_gzip_packager_not_main26",
       "sha256": "5ae7e125c6aab30f95cd6c05681111dfec9a94832ec44181491134a0d33ae401"
     },
     "receipt_binding": "derived receipt binds this manifest; its own SHA is frozen by the external publication plan and review",