diff --git a/apps/reader/package.json b/apps/reader/package.json
index da5197f..166d91c 100644
--- a/apps/reader/package.json
+++ b/apps/reader/package.json
@@ -22,7 +22,7 @@
   },
   "dependencies": {
     "@citation-js/plugin-csl": "0.8.2",
-    "@mdbase-dev/sdk": "file:../../vendor/mdbase-dev-sdk-0.0.0-9ab0f31d.tgz",
+    "@mdbase-dev/sdk": "file:../../vendor/mdbase-dev-sdk-0.0.0-729b5391.tgz",
     "@mdbase-dev/ui": "0.1.0-beta.125",
     "@mdbase-reader/connect": "workspace:*",
     "@mdbase-reader/core": "workspace:*",
diff --git a/docs/new-sdk.md b/docs/new-sdk.md
index b057136..24be334 100644
--- a/docs/new-sdk.md
+++ b/docs/new-sdk.md
@@ -33,10 +33,12 @@ It returns actual SDK `RecordView` objects and native mapped/tagged values:
 - Caller abort signals fence publication. The shared factory/session owns the
   client lifetime; this module has no SDK/session/lease/auth engine and no writes.
 
-The release-qualified SDK successor `9ab0f31d` archive/source/hash and SHA512
-are pinned in `vendor/mdbase-next-sdk.json`, including SDK808's session fix,
-SDK809 leases, SDK811's fixture fix, SDK814's shared read helpers and SDK816's
-explicit environment selection. Reader's
+The release-qualified SDK successor `729b5391` archive/source/hash and SHA512
+are pinned in `vendor/mdbase-next-sdk.json`, including the actual SDK819 shared
+native collection factory and SDK827 provider-receipt helpers, plus earlier
+session, lease, fixture, read-helper and environment fixes. Release qualified
+all 275 archive members, 1650 SDK tests and five browser-bundle checks (with three
+existing WASM-gated skips); the original archive bytes are vendored. Reader's
 working pages/get implementation is unchanged; helper batching is not a native
 atomic snapshot, and People producer compatibility is not qualified here. This is source/package qualification,
 not per-app trust/origin/runtime/session/operation acceptance; no native Files
diff --git a/packages/connect/package.json b/packages/connect/package.json
index f6e5ed9..99c142c 100644
--- a/packages/connect/package.json
+++ b/packages/connect/package.json
@@ -12,7 +12,7 @@
   },
   "dependencies": {
     "@mdbase-dev/connect": "0.1.0-beta.125",
-    "@mdbase-dev/sdk": "file:../../vendor/mdbase-dev-sdk-0.0.0-9ab0f31d.tgz",
+    "@mdbase-dev/sdk": "file:../../vendor/mdbase-dev-sdk-0.0.0-729b5391.tgz",
     "@mdbase-reader/core": "workspace:*",
     "@mdbase-reader/migration": "workspace:*",
     "yaml": "^2.9.0"
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 3304546..87a3f3b 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -134,8 +134,8 @@ importers:
         specifier: 0.8.2
         version: 0.8.2(@citation-js/core@0.8.2)
       '@mdbase-dev/sdk':
-        specifier: file:../../vendor/mdbase-dev-sdk-0.0.0-9ab0f31d.tgz
-        version: file:vendor/mdbase-dev-sdk-0.0.0-9ab0f31d.tgz
+        specifier: file:../../vendor/mdbase-dev-sdk-0.0.0-729b5391.tgz
+        version: file:vendor/mdbase-dev-sdk-0.0.0-729b5391.tgz
       '@mdbase-dev/ui':
         specifier: 0.1.0-beta.125
         version: 0.1.0-beta.125(@codemirror/view@6.43.8)(react@19.2.8)
@@ -230,8 +230,8 @@ importers:
         specifier: 0.1.0-beta.125
         version: 0.1.0-beta.125
       '@mdbase-dev/sdk':
-        specifier: file:../../vendor/mdbase-dev-sdk-0.0.0-9ab0f31d.tgz
-        version: file:vendor/mdbase-dev-sdk-0.0.0-9ab0f31d.tgz
+        specifier: file:../../vendor/mdbase-dev-sdk-0.0.0-729b5391.tgz
+        version: file:vendor/mdbase-dev-sdk-0.0.0-729b5391.tgz
       '@mdbase-reader/core':
         specifier: workspace:*
         version: link:../core
@@ -1141,8 +1141,8 @@ packages:
   '@mdbase-dev/connect@0.1.0-beta.125':
     resolution: {integrity: sha512-vEH4NQfu3dBQgMw0YQxG7LDtOOLxDyxET4DQhrWuHqtgr9qoch/H0QLzel9tFSqkyH+QWxuvW3Bet6ae1+qVyQ==}
 
-  '@mdbase-dev/sdk@file:vendor/mdbase-dev-sdk-0.0.0-9ab0f31d.tgz':
-    resolution: {integrity: sha512-JkI7EM9GdYAey70lX2QLD6q4LgSiOYGtd7gs12CzSOdbVSapslcxmJY8C/O/3dIGt0k/UZHccudU1J4XFVzQAQ==, tarball: file:vendor/mdbase-dev-sdk-0.0.0-9ab0f31d.tgz}
+  '@mdbase-dev/sdk@file:vendor/mdbase-dev-sdk-0.0.0-729b5391.tgz':
+    resolution: {integrity: sha512-2KKV/f44MbSePCpR6ACXxiiKNbw3c2Cj91cdXyItBeQcBGpz+DNviUl+6zw34ztzwyb7k7d6UpcaDgr5VfwFLw==, tarball: file:vendor/mdbase-dev-sdk-0.0.0-729b5391.tgz}
     version: 0.0.0
     engines: {node: '>=20'}
 
@@ -4322,7 +4322,7 @@ snapshots:
     dependencies:
       '@mdbase-dev/connect-protocol': 0.1.0-beta.125
 
-  '@mdbase-dev/sdk@file:vendor/mdbase-dev-sdk-0.0.0-9ab0f31d.tgz':
+  '@mdbase-dev/sdk@file:vendor/mdbase-dev-sdk-0.0.0-729b5391.tgz':
     dependencies:
       '@noble/ciphers': 2.4.0
       '@noble/curves': 2.4.0
diff --git a/vendor/mdbase-dev-sdk-0.0.0-729b5391.tgz b/vendor/mdbase-dev-sdk-0.0.0-729b5391.tgz
new file mode 100644
index 0000000..6bec077
Binary files /dev/null and b/vendor/mdbase-dev-sdk-0.0.0-729b5391.tgz differ
diff --git a/vendor/mdbase-dev-sdk-0.0.0-9ab0f31d.tgz b/vendor/mdbase-dev-sdk-0.0.0-9ab0f31d.tgz
deleted file mode 100644
index 96b0232..0000000
Binary files a/vendor/mdbase-dev-sdk-0.0.0-9ab0f31d.tgz and /dev/null differ
diff --git a/vendor/mdbase-next-sdk.json b/vendor/mdbase-next-sdk.json
index 634f0ca..4eceaa6 100644
--- a/vendor/mdbase-next-sdk.json
+++ b/vendor/mdbase-next-sdk.json
@@ -1,15 +1,17 @@
 {
   "package": "@mdbase-dev/sdk",
   "version": "0.0.0",
-  "artifact": "mdbase-dev-sdk-0.0.0-9ab0f31d.tgz",
-  "sourceCommit": "9ab0f31d43ae801241acb5fbc11f3be4ceefa76b",
-  "sha256": "ab4db6bde0e6b3d97a1d8ed9b8126b7f0fd69820b508869cb7b82c489ae4ef13",
-  "integrity": "sha512-JkI7EM9GdYAey70lX2QLD6q4LgSiOYGtd7gs12CzSOdbVSapslcxmJY8C/O/3dIGt0k/UZHccudU1J4XFVzQAQ==",
+  "artifact": "mdbase-dev-sdk-0.0.0-729b5391.tgz",
+  "sourceCommit": "729b5391f9e8e8c192d93a7112324ce65078d106",
+  "sha256": "fad2206e0a744ac5e801917831ee580ccbd2cf09df8bd4b3bd58bc76632bbeca",
+  "integrity": "sha512-2KKV/f44MbSePCpR6ACXxiiKNbw3c2Cj91cdXyItBeQcBGpz+DNviUl+6zw34ztzwyb7k7d6UpcaDgr5VfwFLw==",
   "includesSessionFix808": true,
   "includesRecordLeases809": true,
   "includesMemoryDocumentCreate811": true,
   "includesReadHelpers814": true,
   "includesEnvironment816": true,
+  "includesSharedNativeFactory819": true,
+  "includesProviderReceipt827": true,
   "sourceOnly": true,
   "nativeFilesProducerQualified": false,
   "peopleProducerCompatibilityQualified": false,