diff --git a/.env.devnet b/.env.devnet
index 8e85b2fda..f52ebcc1e 100644
--- a/.env.devnet
+++ b/.env.devnet
@@ -57,28 +57,31 @@ NEXT_PUBLIC_INSIGHT_API_URL=https://insight.moutai.networks.dash.org/insight-api
 # always be flipped together: pointing a v2 client at this contract, or a v3
 # client at a v2 contract, produces queries against doctypes and fields that do
 # not exist. Profile contract cloned from testnet.
-# 9Mrjgs33… is the topology contract with the OWNER-FIRST like/likeReply unique
+# AtEKZmw9… is the topology contract with the OWNER-FIRST like/likeReply unique
 # indexes (ownerAndPost / ownerAndReply) — batched liked-state membership works
-# in one query. Supersedes GwGV4Gkb… (target-first draft).
-NEXT_PUBLIC_YAPPR_CONTRACT_ID=9Mrjgs33AYDYuLbCAsK5jUTEQTJVep8Ytwpdf5Ka5F6E
+# in one query. Re-registered 2026-08-28 after the moutai wipe + dev.5 upgrade
+# (previous ids 9Mrjgs33… / GwGV4Gkb… now belong to other contracts below —
+# contract ids are hash(owner, nonce) and the maker's nonce sequence replayed).
+NEXT_PUBLIC_YAPPR_CONTRACT_ID=AtEKZmw9vVniz89VtuLRQXT4Yjrpxd4MRjRfKugExenD
 NEXT_PUBLIC_CONTRACT_TOPOLOGY=v3
-NEXT_PUBLIC_YAPPR_PROFILE_CONTRACT_ID=DR5sJcSMj3jK9z32B7jRR62xmiHj7MdWym65NF4MoJp8
+NEXT_PUBLIC_YAPPR_PROFILE_CONTRACT_ID=4CD14N3rZbdRYtRvnyjYJfnteTeJpt8vLGcib6T5MRiB
 
 # Optional feature contracts, cloned from their testnet copies' on-chain schemas
-# and published under the devnet maker on 2026-08-28 via
+# and published under the devnet maker, re-registered 2026-08-28 after the
+# moutai wipe via
 #   NETWORK=devnet node scripts/register-feature-contracts.mjs
 # (pollr included — the testnet original is externally owned, but the devnet
 # clone is maker-owned like everything else). Blank an id to turn the feature
 # off: services fail closed (report unconfigured / preload skips them) instead
 # of querying ids that do not exist on this chain.
-NEXT_PUBLIC_YAPPR_DM_CONTRACT_ID=8oKFYZUdSH5RRoYMBt9s1WaVn4mETjUGWeA2QRTAB1Ms
-NEXT_PUBLIC_YAPPR_STOREFRONT_CONTRACT_ID=H25GMYVzAN2YKooWeTdLbtx6E8Lzq5zprzMty9Xwn8jT
-NEXT_PUBLIC_ENCRYPTED_KEY_BACKUP_CONTRACT_ID=6Qgy1hpZUPTYUSVcLmRb1rVTzfMN8EPUnbrDEYyDHsuV
-NEXT_PUBLIC_KEY_EXCHANGE_CONTRACT_ID=GY6n4PoBWUMoSfDQfH6CoQCFUgCPvXZmAauiqBTr6vS4
-NEXT_PUBLIC_YAPPR_VAULT_CONTRACT_ID=4CD14N3rZbdRYtRvnyjYJfnteTeJpt8vLGcib6T5MRiB
-NEXT_PUBLIC_YAPPR_AUTH_VAULT_CONTRACT_ID=AtEKZmw9vVniz89VtuLRQXT4Yjrpxd4MRjRfKugExenD
-NEXT_PUBLIC_YAPPR_BLOG_CONTRACT_ID=BQrC6mu3Ew3a46PcQuAn8GHMmwEXaLvoCfRBuweaEX8Y
-NEXT_PUBLIC_POLLR_CONTRACT_ID=BT5qu2ipTT4ZCWmhwmXMEBQTRsdYdmaVJuXR1fWXFkJV
+NEXT_PUBLIC_YAPPR_DM_CONTRACT_ID=3414JJ3xGXK3Cgpy7NAdDXwAjvyoeD4bcBTX6nSh7ysg
+NEXT_PUBLIC_YAPPR_STOREFRONT_CONTRACT_ID=DR5sJcSMj3jK9z32B7jRR62xmiHj7MdWym65NF4MoJp8
+NEXT_PUBLIC_ENCRYPTED_KEY_BACKUP_CONTRACT_ID=GwGV4Gkb5Vb6VE2m45DnSpKQEha41amSxiopK9eo9WnG
+NEXT_PUBLIC_KEY_EXCHANGE_CONTRACT_ID=9Mrjgs33AYDYuLbCAsK5jUTEQTJVep8Ytwpdf5Ka5F6E
+NEXT_PUBLIC_YAPPR_VAULT_CONTRACT_ID=8oKFYZUdSH5RRoYMBt9s1WaVn4mETjUGWeA2QRTAB1Ms
+NEXT_PUBLIC_YAPPR_AUTH_VAULT_CONTRACT_ID=H25GMYVzAN2YKooWeTdLbtx6E8Lzq5zprzMty9Xwn8jT
+NEXT_PUBLIC_YAPPR_BLOG_CONTRACT_ID=6Qgy1hpZUPTYUSVcLmRb1rVTzfMN8EPUnbrDEYyDHsuV
+NEXT_PUBLIC_POLLR_CONTRACT_ID=GY6n4PoBWUMoSfDQfH6CoQCFUgCPvXZmAauiqBTr6vS4
 
 # DPNS is a system contract and normally keeps the same id on every chain; set
 # this only if the devnet registered it elsewhere.
diff --git a/.gitignore b/.gitignore
index a376edb16..7559eb3ef 100644
--- a/.gitignore
+++ b/.gitignore
@@ -73,6 +73,7 @@ testing-identity-*.json
 
 # One-shot asset-lock private keys recorded by scripts/provision-test-identity.mjs
 .devnet-locks.local
+.devnet-lock-*.key
 
 # Rust build artifacts
 target/
diff --git a/package-lock.json b/package-lock.json
index ee1f345a7..bc367cf4e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -11,7 +11,7 @@
         "@blocknote/core": "^0.47.0",
         "@blocknote/mantine": "^0.47.0",
         "@blocknote/react": "^0.47.0",
-        "@dashevo/evo-sdk": "4.2.0-dev.2",
+        "@dashevo/evo-sdk": "^4.2.0-dev.5",
         "@dicebear/collection": "^9.2.4",
         "@dicebear/core": "^9.2.4",
         "@emoji-mart/data": "^1.2.1",
@@ -276,20 +276,20 @@
       "license": "ISC"
     },
     "node_modules/@dashevo/evo-sdk": {
-      "version": "4.2.0-dev.2",
-      "resolved": "https://registry.npmjs.org/@dashevo/evo-sdk/-/evo-sdk-4.2.0-dev.2.tgz",
-      "integrity": "sha512-tfA+/PoPUynrepbCqpPqIDg9k91XWkxLcjoKOSQjCqxBeMVV84Lf6tam7GIpcZu0FyDHxc0VnDBPZ7GXBncSBw==",
+      "version": "4.2.0-dev.5",
+      "resolved": "https://registry.npmjs.org/@dashevo/evo-sdk/-/evo-sdk-4.2.0-dev.5.tgz",
+      "integrity": "sha512-9ob7KiK1QUJ0a2XMq/35ZVDBryPhPXJuL4TAjzplz0+jdYYcl7W6RQ0INbIvqcNlhfD/FybdwT4Qk8RFwjbnBw==",
       "dependencies": {
-        "@dashevo/wasm-sdk": "4.2.0-dev.2"
+        "@dashevo/wasm-sdk": "4.2.0-dev.5"
       },
       "engines": {
         "node": ">=18.18"
       }
     },
     "node_modules/@dashevo/wasm-sdk": {
-      "version": "4.2.0-dev.2",
-      "resolved": "https://registry.npmjs.org/@dashevo/wasm-sdk/-/wasm-sdk-4.2.0-dev.2.tgz",
-      "integrity": "sha512-RT+WqtHJCp+MP61FTEAEUjg9MXaw0Vm4CuXJS58AtcppmZMxGrITUiqDaNH6T5Ozy6tSPtXC+3mnCssIPavSQA==",
+      "version": "4.2.0-dev.5",
+      "resolved": "https://registry.npmjs.org/@dashevo/wasm-sdk/-/wasm-sdk-4.2.0-dev.5.tgz",
+      "integrity": "sha512-XwgVfsUQbsN1KItQ23nORITciRihH90gALvj18TOWyVj34frv6zX98ufqdOlxHb5120pGoPv+C8R1KFrz51/gw==",
       "engines": {
         "node": ">=18.18"
       }
diff --git a/package.json b/package.json
index eb6be364a..86991ce46 100644
--- a/package.json
+++ b/package.json
@@ -17,7 +17,7 @@
     "@blocknote/core": "^0.47.0",
     "@blocknote/mantine": "^0.47.0",
     "@blocknote/react": "^0.47.0",
-    "@dashevo/evo-sdk": "4.2.0-dev.2",
+    "@dashevo/evo-sdk": "4.2.0-dev.5",
     "@dicebear/collection": "^9.2.4",
     "@dicebear/core": "^9.2.4",
     "@emoji-mart/data": "^1.2.1",