diff --git a/Cargo.lock b/Cargo.lock
index 271289b42e50..42089f2d9fb1 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -3155,7 +3155,7 @@ dependencies = [
 
 [[package]]
 name = "linera-base"
-version = "0.8.0"
+version = "0.9.0"
 dependencies = [
  "anyhow",
  "async-graphql",
@@ -3179,7 +3179,7 @@ dependencies = [
 
 [[package]]
 name = "linera-chain"
-version = "0.8.0"
+version = "0.9.0"
 dependencies = [
  "assert_matches",
  "async-graphql",
@@ -3200,7 +3200,7 @@ dependencies = [
 
 [[package]]
 name = "linera-core"
-version = "0.8.0"
+version = "0.9.0"
 dependencies = [
  "anyhow",
  "assert_matches",
@@ -3241,7 +3241,7 @@ dependencies = [
 
 [[package]]
 name = "linera-execution"
-version = "0.8.0"
+version = "0.9.0"
 dependencies = [
  "anyhow",
  "assert_matches",
@@ -3284,7 +3284,7 @@ dependencies = [
 
 [[package]]
 name = "linera-explorer"
-version = "0.8.0"
+version = "0.9.0"
 dependencies = [
  "anyhow",
  "console_error_panic_hook",
@@ -3310,7 +3310,7 @@ dependencies = [
 
 [[package]]
 name = "linera-indexer"
-version = "0.8.0"
+version = "0.9.0"
 dependencies = [
  "async-graphql",
  "async-graphql-axum",
@@ -3338,7 +3338,7 @@ dependencies = [
 
 [[package]]
 name = "linera-indexer-example"
-version = "0.8.0"
+version = "0.9.0"
 dependencies = [
  "anyhow",
  "async-graphql",
@@ -3361,7 +3361,7 @@ dependencies = [
 
 [[package]]
 name = "linera-indexer-graphql-client"
-version = "0.8.0"
+version = "0.9.0"
 dependencies = [
  "graphql_client",
  "linera-base",
@@ -3378,7 +3378,7 @@ dependencies = [
 
 [[package]]
 name = "linera-indexer-plugins"
-version = "0.8.0"
+version = "0.9.0"
 dependencies = [
  "async-graphql",
  "async-trait",
@@ -3396,7 +3396,7 @@ dependencies = [
 
 [[package]]
 name = "linera-rpc"
-version = "0.8.0"
+version = "0.9.0"
 dependencies = [
  "anyhow",
  "assert_matches",
@@ -3437,7 +3437,7 @@ dependencies = [
 
 [[package]]
 name = "linera-sdk"
-version = "0.8.0"
+version = "0.9.0"
 dependencies = [
  "anyhow",
  "async-graphql",
@@ -3467,7 +3467,7 @@ dependencies = [
 
 [[package]]
 name = "linera-sdk-derive"
-version = "0.8.0"
+version = "0.9.0"
 dependencies = [
  "convert_case 0.6.0",
  "proc-macro2",
@@ -3476,7 +3476,7 @@ dependencies = [
 
 [[package]]
 name = "linera-sdk-wasm-tests"
-version = "0.8.0"
+version = "0.9.0"
 dependencies = [
  "async-trait",
  "bcs",
@@ -3490,7 +3490,7 @@ dependencies = [
 
 [[package]]
 name = "linera-service"
-version = "0.8.0"
+version = "0.9.0"
 dependencies = [
  "amm",
  "anyhow",
@@ -3556,7 +3556,7 @@ dependencies = [
 
 [[package]]
 name = "linera-service-graphql-client"
-version = "0.8.0"
+version = "0.9.0"
 dependencies = [
  "fungible",
  "graphql_client",
@@ -3579,7 +3579,7 @@ dependencies = [
 
 [[package]]
 name = "linera-storage"
-version = "0.8.0"
+version = "0.9.0"
 dependencies = [
  "anyhow",
  "async-trait",
@@ -3623,7 +3623,7 @@ dependencies = [
 
 [[package]]
 name = "linera-version"
-version = "0.8.0"
+version = "0.9.0"
 dependencies = [
  "async-graphql",
  "base64 0.21.7",
@@ -3640,7 +3640,7 @@ dependencies = [
 
 [[package]]
 name = "linera-views"
-version = "0.8.0"
+version = "0.9.0"
 dependencies = [
  "anyhow",
  "async-graphql",
@@ -3679,7 +3679,7 @@ dependencies = [
 
 [[package]]
 name = "linera-views-derive"
-version = "0.8.0"
+version = "0.9.0"
 dependencies = [
  "insta",
  "prettyplease 0.2.15",
@@ -3829,7 +3829,7 @@ dependencies = [
 
 [[package]]
 name = "linera-witty"
-version = "0.8.0"
+version = "0.9.0"
 dependencies = [
  "anyhow",
  "cfg_aliases",
@@ -3847,7 +3847,7 @@ dependencies = [
 
 [[package]]
 name = "linera-witty-macros"
-version = "0.8.0"
+version = "0.9.0"
 dependencies = [
  "cfg_aliases",
  "heck 0.4.1",
@@ -3859,7 +3859,7 @@ dependencies = [
 
 [[package]]
 name = "linera-witty-test-modules"
-version = "0.8.0"
+version = "0.9.0"
 dependencies = [
  "wit-bindgen",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index 56d017ad2dbe..8ea491331d56 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -133,25 +133,25 @@ wit-bindgen-guest-rust = { version = "0.2.0", package = "linera-wit-bindgen-gues
 wit-bindgen-host-wasmer-rust = { version = "0.2.0", package = "linera-wit-bindgen-host-wasmer-rust" }
 wit-bindgen-host-wasmtime-rust = { version = "0.2.0", package = "linera-wit-bindgen-host-wasmtime-rust" }
 
-linera-base = { version = "0.8.0", path = "./linera-base" }
-linera-chain = { version = "0.8.0", path = "./linera-chain" }
-linera-core = { version = "0.8.0", path = "./linera-core", default-features = false }
-linera-execution = { version = "0.8.0", path = "./linera-execution", default-features = false }
+linera-base = { version = "0.9.0", path = "./linera-base" }
+linera-chain = { version = "0.9.0", path = "./linera-chain" }
+linera-core = { version = "0.9.0", path = "./linera-core", default-features = false }
+linera-execution = { version = "0.9.0", path = "./linera-execution", default-features = false }
 linera-indexer = { path = "./linera-indexer/lib" }
 linera-indexer-example = { path = "./linera-indexer/example" }
 linera-indexer-graphql-client = { path = "./linera-indexer/graphql-client" }
 linera-indexer-plugins = { path = "./linera-indexer/plugins" }
-linera-rpc = { version = "0.8.0", path = "./linera-rpc" }
-linera-sdk = { version = "0.8.0", path = "./linera-sdk" }
-linera-storage = { version = "0.8.0", path = "./linera-storage", default-features = false }
-linera-version = { version = "0.8.0", path = "./linera-version" }
-linera-views = { version = "0.8.0", path = "./linera-views", default-features = false }
-linera-views-derive = { version = "0.8.0", path = "./linera-views-derive" }
-linera-witty = { version = "0.8.0", path = "./linera-witty" }
-linera-witty-macros = { version = "0.8.0", path = "./linera-witty-macros" }
-linera-sdk-derive = { version = "0.8.0", path = "./linera-sdk-derive" }
-linera-service = { version = "0.8.0", path = "./linera-service" }
-linera-service-graphql-client = { version = "0.8.0", path = "./linera-service-graphql-client" }
+linera-rpc = { version = "0.9.0", path = "./linera-rpc" }
+linera-sdk = { version = "0.9.0", path = "./linera-sdk" }
+linera-storage = { version = "0.9.0", path = "./linera-storage", default-features = false }
+linera-version = { version = "0.9.0", path = "./linera-version" }
+linera-views = { version = "0.9.0", path = "./linera-views", default-features = false }
+linera-views-derive = { version = "0.9.0", path = "./linera-views-derive" }
+linera-witty = { version = "0.9.0", path = "./linera-witty" }
+linera-witty-macros = { version = "0.9.0", path = "./linera-witty-macros" }
+linera-sdk-derive = { version = "0.9.0", path = "./linera-sdk-derive" }
+linera-service = { version = "0.9.0", path = "./linera-service" }
+linera-service-graphql-client = { version = "0.9.0", path = "./linera-service-graphql-client" }
 
 counter = { path = "./examples/counter" }
 meta-counter = { path = "./examples/meta-counter" }
diff --git a/examples/Cargo.lock b/examples/Cargo.lock
index 0152fb2726ca..d0ac99261c9c 100644
--- a/examples/Cargo.lock
+++ b/examples/Cargo.lock
@@ -1852,7 +1852,7 @@ dependencies = [
 
 [[package]]
 name = "linera-base"
-version = "0.8.0"
+version = "0.9.0"
 dependencies = [
  "anyhow",
  "async-graphql",
@@ -1874,7 +1874,7 @@ dependencies = [
 
 [[package]]
 name = "linera-chain"
-version = "0.8.0"
+version = "0.9.0"
 dependencies = [
  "async-graphql",
  "async-trait",
@@ -1893,7 +1893,7 @@ dependencies = [
 
 [[package]]
 name = "linera-core"
-version = "0.8.0"
+version = "0.9.0"
 dependencies = [
  "anyhow",
  "async-graphql",
@@ -1925,7 +1925,7 @@ dependencies = [
 
 [[package]]
 name = "linera-execution"
-version = "0.8.0"
+version = "0.9.0"
 dependencies = [
  "anyhow",
  "async-graphql",
@@ -1959,7 +1959,7 @@ dependencies = [
 
 [[package]]
 name = "linera-sdk"
-version = "0.8.0"
+version = "0.9.0"
 dependencies = [
  "anyhow",
  "async-graphql",
@@ -1988,7 +1988,7 @@ dependencies = [
 
 [[package]]
 name = "linera-sdk-derive"
-version = "0.8.0"
+version = "0.9.0"
 dependencies = [
  "convert_case 0.6.0",
  "proc-macro2",
@@ -1997,7 +1997,7 @@ dependencies = [
 
 [[package]]
 name = "linera-storage"
-version = "0.8.0"
+version = "0.9.0"
 dependencies = [
  "async-trait",
  "bcs",
@@ -2016,7 +2016,7 @@ dependencies = [
 
 [[package]]
 name = "linera-version"
-version = "0.8.0"
+version = "0.9.0"
 dependencies = [
  "async-graphql",
  "base64 0.21.7",
@@ -2033,7 +2033,7 @@ dependencies = [
 
 [[package]]
 name = "linera-views"
-version = "0.8.0"
+version = "0.9.0"
 dependencies = [
  "anyhow",
  "async-graphql",
@@ -2062,7 +2062,7 @@ dependencies = [
 
 [[package]]
 name = "linera-views-derive"
-version = "0.8.0"
+version = "0.9.0"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/examples/counter/web-frontend/package-lock.json b/examples/counter/web-frontend/package-lock.json
index 4e7bc5989961..31509f1a35af 100644
--- a/examples/counter/web-frontend/package-lock.json
+++ b/examples/counter/web-frontend/package-lock.json
@@ -1785,8 +1785,8 @@
       }
     },
     "node_modules/@babel/regjsgen": {
-      "version": "0.8.0",
-      "resolved": "https://registry.npmjs.org/@babel/regjsgen/-/regjsgen-0.8.0.tgz",
+      "version": "0.9.0",
+      "resolved": "https://registry.npmjs.org/@babel/regjsgen/-/regjsgen-0.9.0.tgz",
       "integrity": "sha512-x/rqGMdzj+fWZvCOYForTghzbtqPDZ5gPwaoNGHdgDfF2QA/XZbCBp4Moo5scrkAMPhB7z26XM/AaHuIJdgauA=="
     },
     "node_modules/@babel/runtime": {
@@ -2220,7 +2220,7 @@
       "resolved": "https://registry.npmjs.org/@graphql-typed-document-node/core/-/core-3.1.2.tgz",
       "integrity": "sha512-9anpBMM9mEgZN4wr2v8wHJI2/u5TnnggewRN6OlvXTTnuVyoY19X6rOv9XTqKRw6dcGKwZsBi8n0kDE2I5i4VA==",
       "peerDependencies": {
-        "graphql": "^0.8.0 || ^0.9.0 || ^0.10.0 || ^0.11.0 || ^0.12.0 || ^0.13.0 || ^14.0.0 || ^15.0.0 || ^16.0.0 || ^17.0.0"
+        "graphql": "^0.9.0 || ^0.9.0 || ^0.10.0 || ^0.11.0 || ^0.12.0 || ^0.13.0 || ^14.0.0 || ^15.0.0 || ^16.0.0 || ^17.0.0"
       }
     },
     "node_modules/@humanwhocodes/config-array": {
@@ -4396,7 +4396,7 @@
       "resolved": "https://registry.npmjs.org/ansi-html-community/-/ansi-html-community-0.0.8.tgz",
       "integrity": "sha512-1APHAyr3+PCamwNw3bXCPp4HFLONZt/yIH0sZp0/469KWNTEy+qN5jQ3GVX6DMZ1UXAi34yVwtTeaG/HpBuuzw==",
       "engines": [
-        "node >= 0.8.0"
+        "node >= 0.9.0"
       ],
       "bin": {
         "ansi-html": "bin/ansi-html"
@@ -5433,7 +5433,7 @@
         "vary": "~1.1.2"
       },
       "engines": {
-        "node": ">= 0.8.0"
+        "node": ">= 0.9.0"
       }
     },
     "node_modules/compression/node_modules/debug": {
@@ -6197,7 +6197,7 @@
         "detective": "bin/detective.js"
       },
       "engines": {
-        "node": ">=0.8.0"
+        "node": ">=0.9.0"
       }
     },
     "node_modules/didyoumean": {
@@ -6584,7 +6584,7 @@
       "resolved": "https://registry.npmjs.org/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz",
       "integrity": "sha512-vbRorB5FUQWvla16U8R/qgaFIya2qGzwDrNmCZuYKrbdSUMG6I1ZCGQRefkRVhuOkIGVne7BQ35DSfo1qvJqFg==",
       "engines": {
-        "node": ">=0.8.0"
+        "node": ">=0.9.0"
       }
     },
     "node_modules/escodegen": {
@@ -6617,7 +6617,7 @@
         "type-check": "~0.3.2"
       },
       "engines": {
-        "node": ">= 0.8.0"
+        "node": ">= 0.9.0"
       }
     },
     "node_modules/escodegen/node_modules/optionator": {
@@ -6633,7 +6633,7 @@
         "word-wrap": "~1.2.3"
       },
       "engines": {
-        "node": ">= 0.8.0"
+        "node": ">= 0.9.0"
       }
     },
     "node_modules/escodegen/node_modules/prelude-ls": {
@@ -6641,7 +6641,7 @@
       "resolved": "https://registry.npmjs.org/prelude-ls/-/prelude-ls-1.1.2.tgz",
       "integrity": "sha512-ESF23V4SKG6lVSGZgYNpbsiaAkdab6ZgOxe52p7+Kid3W3u3bxR4Vfd/o21dmN7jSt0IwgZ4v5MUd26FEtXE9w==",
       "engines": {
-        "node": ">= 0.8.0"
+        "node": ">= 0.9.0"
       }
     },
     "node_modules/escodegen/node_modules/source-map": {
@@ -6661,7 +6661,7 @@
         "prelude-ls": "~1.1.2"
       },
       "engines": {
-        "node": ">= 0.8.0"
+        "node": ">= 0.9.0"
       }
     },
     "node_modules/eslint": {
@@ -7373,7 +7373,7 @@
       "resolved": "https://registry.npmjs.org/exit/-/exit-0.1.2.tgz",
       "integrity": "sha512-Zk/eNKV2zbjpKzrsQ+n1G6poVbErQxJ0LBOJXaKZ1EViLzH+hrLu9cdXI4zw9dBQJslwBEpbQ2P1oS7nDxs6jQ==",
       "engines": {
-        "node": ">= 0.8.0"
+        "node": ">= 0.9.0"
       }
     },
     "node_modules/expect": {
@@ -7506,7 +7506,7 @@
         "websocket-driver": ">=0.5.1"
       },
       "engines": {
-        "node": ">=0.8.0"
+        "node": ">=0.9.0"
       }
     },
     "node_modules/fb-watchman": {
@@ -11384,7 +11384,7 @@
         "type-check": "~0.4.0"
       },
       "engines": {
-        "node": ">= 0.8.0"
+        "node": ">= 0.9.0"
       }
     },
     "node_modules/lilconfig": {
@@ -12078,7 +12078,7 @@
         "word-wrap": "^1.2.3"
       },
       "engines": {
-        "node": ">= 0.8.0"
+        "node": ">= 0.9.0"
       }
     },
     "node_modules/p-limit": {
@@ -13595,7 +13595,7 @@
       "resolved": "https://registry.npmjs.org/prelude-ls/-/prelude-ls-1.2.1.tgz",
       "integrity": "sha512-vkcDPrRZo1QZLbn5RLGPpg/WmIQ65qoWWhcGKf/b5eplkkarX0m9z8ppCat4mlOqUsWpyNuYgO3VRyrYHSzX5g==",
       "engines": {
-        "node": ">= 0.8.0"
+        "node": ">= 0.9.0"
       }
     },
     "node_modules/prettier": {
@@ -14260,7 +14260,7 @@
       "resolved": "https://registry.npmjs.org/regexpu-core/-/regexpu-core-5.3.2.tgz",
       "integrity": "sha512-RAM5FlZz+Lhmo7db9L298p2vHP5ZywrVXmVXpmAD9GuL5MPH6t9ROw1iA/wfHkQ76Qe7AaPF0nGuim96/IrQMQ==",
       "dependencies": {
-        "@babel/regjsgen": "^0.8.0",
+        "@babel/regjsgen": "^0.9.0",
         "regenerate": "^1.4.2",
         "regenerate-unicode-properties": "^10.1.0",
         "regjsparser": "^0.9.1",
@@ -14724,7 +14724,7 @@
         "statuses": "2.0.1"
       },
       "engines": {
-        "node": ">= 0.8.0"
+        "node": ">= 0.9.0"
       }
     },
     "node_modules/send/node_modules/debug": {
@@ -14767,7 +14767,7 @@
         "parseurl": "~1.3.2"
       },
       "engines": {
-        "node": ">= 0.8.0"
+        "node": ">= 0.9.0"
       }
     },
     "node_modules/serve-index/node_modules/debug": {
@@ -14834,7 +14834,7 @@
         "send": "0.18.0"
       },
       "engines": {
-        "node": ">= 0.8.0"
+        "node": ">= 0.9.0"
       }
     },
     "node_modules/setprototypeof": {
@@ -15729,7 +15729,7 @@
         "prelude-ls": "^1.2.1"
       },
       "engines": {
-        "node": ">= 0.8.0"
+        "node": ">= 0.9.0"
       }
     },
     "node_modules/type-detect": {
@@ -16365,7 +16365,7 @@
         "websocket-extensions": ">=0.1.1"
       },
       "engines": {
-        "node": ">=0.8.0"
+        "node": ">=0.9.0"
       }
     },
     "node_modules/websocket-extensions": {
@@ -16373,7 +16373,7 @@
       "resolved": "https://registry.npmjs.org/websocket-extensions/-/websocket-extensions-0.1.4.tgz",
       "integrity": "sha512-OqedPIGOfsDlo31UNwYbCFMSaO9m9G/0faIHj5/dZFDMFqPTcx6UwqyOy3COEaEOg/9VsGIpdqn62W5KhoKSpg==",
       "engines": {
-        "node": ">=0.8.0"
+        "node": ">=0.9.0"
       }
     },
     "node_modules/whatwg-encoding": {
@@ -16527,7 +16527,7 @@
         "pretty-bytes": "^5.3.0",
         "rollup": "^2.43.1",
         "rollup-plugin-terser": "^7.0.0",
-        "source-map": "^0.8.0-beta.0",
+        "source-map": "^0.9.0-beta.0",
         "stringify-object": "^3.3.0",
         "strip-comments": "^2.0.1",
         "tempy": "^0.6.0",
@@ -16603,8 +16603,8 @@
       "integrity": "sha512-NM8/P9n3XjXhIZn1lLhkFaACTOURQXjWhV4BA/RnOv8xvgqtqpAX9IO4mRQxSx1Rlo4tqzeqb0sOlruaOy3dug=="
     },
     "node_modules/workbox-build/node_modules/source-map": {
-      "version": "0.8.0-beta.0",
-      "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.8.0-beta.0.tgz",
+      "version": "0.9.0-beta.0",
+      "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.9.0-beta.0.tgz",
       "integrity": "sha512-2ymg6oRBpebeZi9UUNsgQ89bhx01TcTkmNTGnNO88imTmbSgy4nfujrgVEFKWpMTEGA11EDkTt7mqObTPdigIA==",
       "dependencies": {
         "whatwg-url": "^7.0.0"
diff --git a/examples/fungible/web-frontend/package-lock.json b/examples/fungible/web-frontend/package-lock.json
index 317def0a0818..79efff5ee237 100644
--- a/examples/fungible/web-frontend/package-lock.json
+++ b/examples/fungible/web-frontend/package-lock.json
@@ -1838,8 +1838,8 @@
       }
     },
     "node_modules/@babel/regjsgen": {
-      "version": "0.8.0",
-      "resolved": "https://registry.npmjs.org/@babel/regjsgen/-/regjsgen-0.8.0.tgz",
+      "version": "0.9.0",
+      "resolved": "https://registry.npmjs.org/@babel/regjsgen/-/regjsgen-0.9.0.tgz",
       "integrity": "sha512-x/rqGMdzj+fWZvCOYForTghzbtqPDZ5gPwaoNGHdgDfF2QA/XZbCBp4Moo5scrkAMPhB7z26XM/AaHuIJdgauA=="
     },
     "node_modules/@babel/runtime": {
@@ -2272,7 +2272,7 @@
       "resolved": "https://registry.npmjs.org/@graphql-typed-document-node/core/-/core-3.2.0.tgz",
       "integrity": "sha512-mB9oAsNCm9aM3/SOv4YtBMqZbYj10R7dkq8byBqxGY/ncFwhf2oQzMV+LCRlWoDSEBJ3COiR1yeDvMtsoOsuFQ==",
       "peerDependencies": {
-        "graphql": "^0.8.0 || ^0.9.0 || ^0.10.0 || ^0.11.0 || ^0.12.0 || ^0.13.0 || ^14.0.0 || ^15.0.0 || ^16.0.0 || ^17.0.0"
+        "graphql": "^0.9.0 || ^0.9.0 || ^0.10.0 || ^0.11.0 || ^0.12.0 || ^0.13.0 || ^14.0.0 || ^15.0.0 || ^16.0.0 || ^17.0.0"
       }
     },
     "node_modules/@humanwhocodes/config-array": {
@@ -4358,7 +4358,7 @@
       "resolved": "https://registry.npmjs.org/ansi-html-community/-/ansi-html-community-0.0.8.tgz",
       "integrity": "sha512-1APHAyr3+PCamwNw3bXCPp4HFLONZt/yIH0sZp0/469KWNTEy+qN5jQ3GVX6DMZ1UXAi34yVwtTeaG/HpBuuzw==",
       "engines": [
-        "node >= 0.8.0"
+        "node >= 0.9.0"
       ],
       "bin": {
         "ansi-html": "bin/ansi-html"
@@ -5411,7 +5411,7 @@
         "vary": "~1.1.2"
       },
       "engines": {
-        "node": ">= 0.8.0"
+        "node": ">= 0.9.0"
       }
     },
     "node_modules/compression/node_modules/debug": {
@@ -6145,7 +6145,7 @@
         "detective": "bin/detective.js"
       },
       "engines": {
-        "node": ">=0.8.0"
+        "node": ">=0.9.0"
       }
     },
     "node_modules/didyoumean": {
@@ -6532,7 +6532,7 @@
       "resolved": "https://registry.npmjs.org/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz",
       "integrity": "sha512-vbRorB5FUQWvla16U8R/qgaFIya2qGzwDrNmCZuYKrbdSUMG6I1ZCGQRefkRVhuOkIGVne7BQ35DSfo1qvJqFg==",
       "engines": {
-        "node": ">=0.8.0"
+        "node": ">=0.9.0"
       }
     },
     "node_modules/escodegen": {
@@ -6565,7 +6565,7 @@
         "type-check": "~0.3.2"
       },
       "engines": {
-        "node": ">= 0.8.0"
+        "node": ">= 0.9.0"
       }
     },
     "node_modules/escodegen/node_modules/optionator": {
@@ -6581,7 +6581,7 @@
         "word-wrap": "~1.2.3"
       },
       "engines": {
-        "node": ">= 0.8.0"
+        "node": ">= 0.9.0"
       }
     },
     "node_modules/escodegen/node_modules/prelude-ls": {
@@ -6589,7 +6589,7 @@
       "resolved": "https://registry.npmjs.org/prelude-ls/-/prelude-ls-1.1.2.tgz",
       "integrity": "sha512-ESF23V4SKG6lVSGZgYNpbsiaAkdab6ZgOxe52p7+Kid3W3u3bxR4Vfd/o21dmN7jSt0IwgZ4v5MUd26FEtXE9w==",
       "engines": {
-        "node": ">= 0.8.0"
+        "node": ">= 0.9.0"
       }
     },
     "node_modules/escodegen/node_modules/source-map": {
@@ -6609,7 +6609,7 @@
         "prelude-ls": "~1.1.2"
       },
       "engines": {
-        "node": ">= 0.8.0"
+        "node": ">= 0.9.0"
       }
     },
     "node_modules/eslint": {
@@ -7320,7 +7320,7 @@
       "resolved": "https://registry.npmjs.org/exit/-/exit-0.1.2.tgz",
       "integrity": "sha512-Zk/eNKV2zbjpKzrsQ+n1G6poVbErQxJ0LBOJXaKZ1EViLzH+hrLu9cdXI4zw9dBQJslwBEpbQ2P1oS7nDxs6jQ==",
       "engines": {
-        "node": ">= 0.8.0"
+        "node": ">= 0.9.0"
       }
     },
     "node_modules/expect": {
@@ -7453,7 +7453,7 @@
         "websocket-driver": ">=0.5.1"
       },
       "engines": {
-        "node": ">=0.8.0"
+        "node": ">=0.9.0"
       }
     },
     "node_modules/fb-watchman": {
@@ -11288,7 +11288,7 @@
         "type-check": "~0.4.0"
       },
       "engines": {
-        "node": ">= 0.8.0"
+        "node": ">= 0.9.0"
       }
     },
     "node_modules/lilconfig": {
@@ -11996,7 +11996,7 @@
         "word-wrap": "^1.2.3"
       },
       "engines": {
-        "node": ">= 0.8.0"
+        "node": ">= 0.9.0"
       }
     },
     "node_modules/p-limit": {
@@ -13483,7 +13483,7 @@
       "resolved": "https://registry.npmjs.org/prelude-ls/-/prelude-ls-1.2.1.tgz",
       "integrity": "sha512-vkcDPrRZo1QZLbn5RLGPpg/WmIQ65qoWWhcGKf/b5eplkkarX0m9z8ppCat4mlOqUsWpyNuYgO3VRyrYHSzX5g==",
       "engines": {
-        "node": ">= 0.8.0"
+        "node": ">= 0.9.0"
       }
     },
     "node_modules/prettier": {
@@ -14107,7 +14107,7 @@
       "resolved": "https://registry.npmjs.org/regexpu-core/-/regexpu-core-5.3.2.tgz",
       "integrity": "sha512-RAM5FlZz+Lhmo7db9L298p2vHP5ZywrVXmVXpmAD9GuL5MPH6t9ROw1iA/wfHkQ76Qe7AaPF0nGuim96/IrQMQ==",
       "dependencies": {
-        "@babel/regjsgen": "^0.8.0",
+        "@babel/regjsgen": "^0.9.0",
         "regenerate": "^1.4.2",
         "regenerate-unicode-properties": "^10.1.0",
         "regjsparser": "^0.9.1",
@@ -14593,7 +14593,7 @@
         "statuses": "2.0.1"
       },
       "engines": {
-        "node": ">= 0.8.0"
+        "node": ">= 0.9.0"
       }
     },
     "node_modules/send/node_modules/debug": {
@@ -14636,7 +14636,7 @@
         "parseurl": "~1.3.2"
       },
       "engines": {
-        "node": ">= 0.8.0"
+        "node": ">= 0.9.0"
       }
     },
     "node_modules/serve-index/node_modules/debug": {
@@ -14703,7 +14703,7 @@
         "send": "0.18.0"
       },
       "engines": {
-        "node": ">= 0.8.0"
+        "node": ">= 0.9.0"
       }
     },
     "node_modules/setprototypeof": {
@@ -15615,7 +15615,7 @@
         "prelude-ls": "^1.2.1"
       },
       "engines": {
-        "node": ">= 0.8.0"
+        "node": ">= 0.9.0"
       }
     },
     "node_modules/type-detect": {
@@ -16259,7 +16259,7 @@
         "websocket-extensions": ">=0.1.1"
       },
       "engines": {
-        "node": ">=0.8.0"
+        "node": ">=0.9.0"
       }
     },
     "node_modules/websocket-extensions": {
@@ -16267,7 +16267,7 @@
       "resolved": "https://registry.npmjs.org/websocket-extensions/-/websocket-extensions-0.1.4.tgz",
       "integrity": "sha512-OqedPIGOfsDlo31UNwYbCFMSaO9m9G/0faIHj5/dZFDMFqPTcx6UwqyOy3COEaEOg/9VsGIpdqn62W5KhoKSpg==",
       "engines": {
-        "node": ">=0.8.0"
+        "node": ">=0.9.0"
       }
     },
     "node_modules/whatwg-encoding": {
@@ -16421,7 +16421,7 @@
         "pretty-bytes": "^5.3.0",
         "rollup": "^2.43.1",
         "rollup-plugin-terser": "^7.0.0",
-        "source-map": "^0.8.0-beta.0",
+        "source-map": "^0.9.0-beta.0",
         "stringify-object": "^3.3.0",
         "strip-comments": "^2.0.1",
         "tempy": "^0.6.0",
@@ -16497,8 +16497,8 @@
       "integrity": "sha512-NM8/P9n3XjXhIZn1lLhkFaACTOURQXjWhV4BA/RnOv8xvgqtqpAX9IO4mRQxSx1Rlo4tqzeqb0sOlruaOy3dug=="
     },
     "node_modules/workbox-build/node_modules/source-map": {
-      "version": "0.8.0-beta.0",
-      "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.8.0-beta.0.tgz",
+      "version": "0.9.0-beta.0",
+      "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.9.0-beta.0.tgz",
       "integrity": "sha512-2ymg6oRBpebeZi9UUNsgQ89bhx01TcTkmNTGnNO88imTmbSgy4nfujrgVEFKWpMTEGA11EDkTt7mqObTPdigIA==",
       "dependencies": {
         "whatwg-url": "^7.0.0"
diff --git a/linera-base/Cargo.toml b/linera-base/Cargo.toml
index e8ebbaa3ed4a..0702df747645 100644
--- a/linera-base/Cargo.toml
+++ b/linera-base/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "linera-base"
-version = "0.8.0"
+version = "0.9.0"
 description = "Base definitions, including cryptography, used by the Linera protocol."
 authors = ["Linera <contact@linera.io>"]
 readme = "README.md"
diff --git a/linera-chain/Cargo.toml b/linera-chain/Cargo.toml
index 81d6cce94835..2a5ee6ceb9fd 100644
--- a/linera-chain/Cargo.toml
+++ b/linera-chain/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "linera-chain"
-version = "0.8.0"
+version = "0.9.0"
 description = "Persistent data and the corresponding logics used by the Linera protocol for chains of blocks, certificates, and cross-chain messaging."
 authors = ["Linera <contact@linera.io>"]
 readme = "README.md"
diff --git a/linera-core/Cargo.toml b/linera-core/Cargo.toml
index f71ad9f5a025..5c6a5b53d9d2 100644
--- a/linera-core/Cargo.toml
+++ b/linera-core/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "linera-core"
-version = "0.8.0"
+version = "0.9.0"
 description = "The core Linera protocol, including client and server logic, node synchronization, etc."
 authors = ["Linera <contact@linera.io>"]
 readme = "README.md"
diff --git a/linera-execution/Cargo.toml b/linera-execution/Cargo.toml
index a13e8a52f476..1eb4df73773e 100644
--- a/linera-execution/Cargo.toml
+++ b/linera-execution/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "linera-execution"
-version = "0.8.0"
+version = "0.9.0"
 description = "Persistent data and the corresponding logics used by the Linera protocol for runtime and execution of smart contracts / applications."
 authors = ["Linera <contact@linera.io>"]
 readme = "README.md"
diff --git a/linera-explorer/Cargo.toml b/linera-explorer/Cargo.toml
index 6ee14f7f1f07..78e1987177c1 100644
--- a/linera-explorer/Cargo.toml
+++ b/linera-explorer/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "linera-explorer"
-version = "0.8.0"
+version = "0.9.0"
 edition = "2021"
 description = "Block explorer for the Linera network"
 readme = "README.md"
diff --git a/linera-indexer/example/Cargo.toml b/linera-indexer/example/Cargo.toml
index e0aa1437860f..6198acfba417 100644
--- a/linera-indexer/example/Cargo.toml
+++ b/linera-indexer/example/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "linera-indexer-example"
-version = "0.8.0"
+version = "0.9.0"
 description = "Indexer example."
 authors = ["Linera <contact@linera.io>"]
 readme = "README.md"
diff --git a/linera-indexer/graphql-client/Cargo.toml b/linera-indexer/graphql-client/Cargo.toml
index 8b02ef8bc626..6703ba4259f3 100644
--- a/linera-indexer/graphql-client/Cargo.toml
+++ b/linera-indexer/graphql-client/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "linera-indexer-graphql-client"
-version = "0.8.0"
+version = "0.9.0"
 edition = "2021"
 description = "GraphQL client for the indexer"
 readme = "README.md"
diff --git a/linera-indexer/lib/Cargo.toml b/linera-indexer/lib/Cargo.toml
index 4ba7e9890109..0259cc7475a4 100644
--- a/linera-indexer/lib/Cargo.toml
+++ b/linera-indexer/lib/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "linera-indexer"
-version = "0.8.0"
+version = "0.9.0"
 description = "Indexer for Linera protocol."
 authors = ["Linera <contact@linera.io>"]
 readme = "README.md"
diff --git a/linera-indexer/plugins/Cargo.toml b/linera-indexer/plugins/Cargo.toml
index 9175bb4b91e8..fe5196805429 100644
--- a/linera-indexer/plugins/Cargo.toml
+++ b/linera-indexer/plugins/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "linera-indexer-plugins"
-version = "0.8.0"
+version = "0.9.0"
 description = "Indexer plugins."
 authors = ["Linera <contact@linera.io>"]
 readme = "README.md"
diff --git a/linera-rpc/Cargo.toml b/linera-rpc/Cargo.toml
index 890de86876e9..fc0604f3332d 100644
--- a/linera-rpc/Cargo.toml
+++ b/linera-rpc/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "linera-rpc"
-version = "0.8.0"
+version = "0.9.0"
 description = "RPC schemas and networking library for the Linera protocol."
 authors = ["Linera <contact@linera.io>"]
 readme = "README.md"
diff --git a/linera-sdk-derive/Cargo.toml b/linera-sdk-derive/Cargo.toml
index 4ab3794e204a..b912b98dfd74 100644
--- a/linera-sdk-derive/Cargo.toml
+++ b/linera-sdk-derive/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "linera-sdk-derive"
-version = "0.8.0"
+version = "0.9.0"
 description = "The procedural macros for the crate `linera-sdk`"
 authors = ["Linera <contact@linera.io>"]
 repository = "https://github.com/linera-io/linera-protocol"
diff --git a/linera-sdk/Cargo.toml b/linera-sdk/Cargo.toml
index 383e534bf1cd..bfff3a7adae5 100644
--- a/linera-sdk/Cargo.toml
+++ b/linera-sdk/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "linera-sdk"
-version = "0.8.0"
+version = "0.9.0"
 description = "Library to support developping Linera applications in Rust."
 authors = ["Linera <contact@linera.io>"]
 readme = "README.md"
diff --git a/linera-sdk/wasm-tests/Cargo.toml b/linera-sdk/wasm-tests/Cargo.toml
index c38ade250e6a..5b07d4c03afa 100644
--- a/linera-sdk/wasm-tests/Cargo.toml
+++ b/linera-sdk/wasm-tests/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "linera-sdk-wasm-tests"
-version = "0.8.0"
+version = "0.9.0"
 authors = ["Linera <contact@linera.io>"]
 edition = "2021"
 
diff --git a/linera-service-graphql-client/Cargo.toml b/linera-service-graphql-client/Cargo.toml
index c345338aad0a..847a4e1ebca8 100644
--- a/linera-service-graphql-client/Cargo.toml
+++ b/linera-service-graphql-client/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "linera-service-graphql-client"
-version = "0.8.0"
+version = "0.9.0"
 edition = "2021"
 description = "A GraphQL client for Linera node service"
 readme = "README.md"
diff --git a/linera-service/Cargo.toml b/linera-service/Cargo.toml
index e7583d26c838..17259ee61c81 100644
--- a/linera-service/Cargo.toml
+++ b/linera-service/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "linera-service"
-version = "0.8.0"
+version = "0.9.0"
 description = "Executable for clients (aka CLI wallets), proxy (aka validator frontend) and servers of the Linera protocol."
 authors = ["Linera <contact@linera.io>"]
 readme = "README.md"
diff --git a/linera-storage/Cargo.toml b/linera-storage/Cargo.toml
index 7b35702fa7bc..d16de1051d34 100644
--- a/linera-storage/Cargo.toml
+++ b/linera-storage/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "linera-storage"
-version = "0.8.0"
+version = "0.9.0"
 description = "Storage abstractions for the Linera protocol."
 authors = ["Linera <contact@linera.io>"]
 readme = "README.md"
diff --git a/linera-version/Cargo.toml b/linera-version/Cargo.toml
index 87f71dadee1c..4e04548d842d 100644
--- a/linera-version/Cargo.toml
+++ b/linera-version/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "linera-version"
-version = "0.8.0"
+version = "0.9.0"
 authors = ["Linera <contact@linera.io>"]
 readme = "README.md"
 repository = "https://github.com/linera-io/linera-protocol"
diff --git a/linera-views-derive/Cargo.toml b/linera-views-derive/Cargo.toml
index 987dd8ab7c61..9badaef5b18c 100644
--- a/linera-views-derive/Cargo.toml
+++ b/linera-views-derive/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "linera-views-derive"
-version = "0.8.0"
+version = "0.9.0"
 description = "The procedural macros for the crate `linera-views`"
 authors = ["Linera <contact@linera.io>"]
 repository = "https://github.com/linera-io/linera-protocol"
diff --git a/linera-views/Cargo.toml b/linera-views/Cargo.toml
index 70a9d045f86c..3312478231b0 100644
--- a/linera-views/Cargo.toml
+++ b/linera-views/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "linera-views"
-version = "0.8.0"
+version = "0.9.0"
 description = "A library mapping complex data structures onto a key-value store, used by the Linera protocol"
 authors = ["Linera <contact@linera.io>"]
 readme = "README.md"
diff --git a/linera-witty-macros/Cargo.toml b/linera-witty-macros/Cargo.toml
index 85a73928f1dc..e63c6049a145 100644
--- a/linera-witty-macros/Cargo.toml
+++ b/linera-witty-macros/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "linera-witty-macros"
-version = "0.8.0"
+version = "0.9.0"
 description = "Procedural macros for generation of WIT compatible host code from Rust code"
 authors = ["Linera <contact@linera.io>"]
 readme = "README.md"
diff --git a/linera-witty/Cargo.toml b/linera-witty/Cargo.toml
index a23ccdd66cc5..585f5950d889 100644
--- a/linera-witty/Cargo.toml
+++ b/linera-witty/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "linera-witty"
-version = "0.8.0"
+version = "0.9.0"
 description = "Generation of WIT compatible host code from Rust code"
 authors = ["Linera <contact@linera.io>"]
 readme = "README.md"
diff --git a/linera-witty/test-modules/Cargo.toml b/linera-witty/test-modules/Cargo.toml
index 3fb8f9738d1c..cf9d1097e3b5 100644
--- a/linera-witty/test-modules/Cargo.toml
+++ b/linera-witty/test-modules/Cargo.toml
@@ -5,7 +5,7 @@ authors = ["Linera <contact@linera.io>"]
 repository = "https://github.com/linera-io/linera-protocol"
 homepage = "https://linera.dev"
 license = "Apache-2.0"
-version = "0.8.0"
+version = "0.9.0"
 edition = "2021"
 
 [[bin]]