diff --git a/mix.exs b/mix.exs
index 02861f93..63a91671 100644
--- a/mix.exs
+++ b/mix.exs
@@ -45,7 +45,11 @@ defmodule Mv.MixProject do
       {:ash_phoenix, "~> 2.0"},
       {:ash, "~> 3.0"},
       {:bcrypt_elixir, "~> 3.0"},
-      {:ash_authentication, "~> 4.9"},
+      # Pinned below 4.14 until the identity_resource / UserIdentity migration lands.
+      # 4.14 makes an `identity_resource` mandatory for OIDC strategies; our custom
+      # `oidc_id` design already resolves users by the `sub` claim (never by email),
+      # so there is no live security gap. Unpin once UserIdentity + data migration exist.
+      {:ash_authentication, "~> 4.13.0"},
       {:ash_authentication_phoenix, "~> 2.10"},
       {:igniter, "~> 0.8", only: [:dev, :test]},
       {:phoenix, "~> 1.8.0-rc.4", override: true},
diff --git a/mix.lock b/mix.lock
index 17cb540d..cb724e83 100644
--- a/mix.lock
+++ b/mix.lock
@@ -1,7 +1,7 @@
 %{
   "ash": {:hex, :ash, "3.29.3", "ba3c286c10fef489e01e1896bb6e80dbcac357c55b6d375da9e9eb7b49e88234", [:mix], [{:crux, ">= 0.1.2 and < 1.0.0-0", [hex: :crux, repo: "hexpm", optional: false]}, {:decimal, "~> 2.0 or ~> 3.0", [hex: :decimal, repo: "hexpm", optional: false]}, {:ecto, "~> 3.14", [hex: :ecto, repo: "hexpm", optional: false]}, {:ets, "~> 0.8", [hex: :ets, repo: "hexpm", optional: false]}, {:igniter, ">= 0.6.29 and < 1.0.0-0", [hex: :igniter, repo: "hexpm", optional: true]}, {:jason, ">= 1.0.0", [hex: :jason, repo: "hexpm", optional: false]}, {:picosat_elixir, "~> 0.2", [hex: :picosat_elixir, repo: "hexpm", optional: true]}, {:plug, ">= 0.0.0", [hex: :plug, repo: "hexpm", optional: true]}, {:reactor, "~> 1.0", [hex: :reactor, repo: "hexpm", optional: false]}, {:simple_sat, ">= 0.1.1 and < 1.0.0-0", [hex: :simple_sat, repo: "hexpm", optional: true]}, {:spark, ">= 2.6.0", [hex: :spark, repo: "hexpm", optional: false]}, {:splode, "~> 0.3", [hex: :splode, repo: "hexpm", optional: false]}, {:stream_data, "~> 1.0", [hex: :stream_data, repo: "hexpm", optional: false]}, {:telemetry, "~> 1.1", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "2a7a45d3a3b980457b5cc7e339a84a35c232a7ab99047bbf7ce55e7dc36df357"},
   "ash_admin": {:hex, :ash_admin, "1.1.0", "df7c8075347ca9229f132648534a33319f29ae5aceed6c1015d138bba1a4811f", [:mix], [{:ash, ">= 3.4.63 and < 4.0.0-0", [hex: :ash, repo: "hexpm", optional: false]}, {:ash_phoenix, ">= 2.3.20 and < 3.0.0-0", [hex: :ash_phoenix, repo: "hexpm", optional: false]}, {:cinder, "~> 0.9", [hex: :cinder, repo: "hexpm", optional: false]}, {:gettext, "~> 0.26 or ~> 1.0", [hex: :gettext, repo: "hexpm", optional: false]}, {:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: false]}, {:phoenix, "~> 1.7", [hex: :phoenix, repo: "hexpm", optional: false]}, {:phoenix_html, "~> 4.1", [hex: :phoenix_html, repo: "hexpm", optional: false]}, {:phoenix_live_view, "~> 1.1-rc", [hex: :phoenix_live_view, repo: "hexpm", optional: false]}, {:phoenix_view, "~> 2.0", [hex: :phoenix_view, repo: "hexpm", optional: false]}], "hexpm", "f8bd6c08b584a315a9574c7bbe9c1c914bc5c51838045994b0e5369871f9b3d8"},
-  "ash_authentication": {:hex, :ash_authentication, "4.14.1", "67ce78459f1064d0a0374beced5bf6bd106e98d59f3253a96525f3073c2493fb", [:mix], [{:argon2_elixir, "~> 4.0", [hex: :argon2_elixir, repo: "hexpm", optional: true]}, {:ash, "~> 3.7", [hex: :ash, repo: "hexpm", optional: false]}, {:ash_postgres, ">= 2.6.8 and < 3.0.0-0", [hex: :ash_postgres, repo: "hexpm", optional: true]}, {:assent, "> 0.2.0 and < 0.3.0", [hex: :assent, repo: "hexpm", optional: false]}, {:bcrypt_elixir, "~> 3.0", [hex: :bcrypt_elixir, repo: "hexpm", optional: false]}, {:castore, "~> 1.0", [hex: :castore, repo: "hexpm", optional: false]}, {:finch, "~> 0.19", [hex: :finch, repo: "hexpm", optional: false]}, {:igniter, "~> 0.4", [hex: :igniter, repo: "hexpm", optional: true]}, {:jason, "~> 1.4", [hex: :jason, repo: "hexpm", optional: false]}, {:joken, "~> 2.5", [hex: :joken, repo: "hexpm", optional: false]}, {:plug, "~> 1.13", [hex: :plug, repo: "hexpm", optional: false]}, {:spark, "~> 2.0", [hex: :spark, repo: "hexpm", optional: false]}, {:splode, "~> 0.2", [hex: :splode, repo: "hexpm", optional: false]}], "hexpm", "e149234fc70dc2544aac7a52656318bebca89a58ecbe98fb884ae41cf76fe6d7"},
+  "ash_authentication": {:hex, :ash_authentication, "4.13.7", "421b5ddb516026f6794435980a632109ec116af2afa68a45e15fb48b41c92cfa", [:mix], [{:argon2_elixir, "~> 4.0", [hex: :argon2_elixir, repo: "hexpm", optional: true]}, {:ash, "~> 3.7", [hex: :ash, repo: "hexpm", optional: false]}, {:ash_postgres, ">= 2.6.8 and < 3.0.0-0", [hex: :ash_postgres, repo: "hexpm", optional: true]}, {:assent, "> 0.2.0 and < 0.3.0", [hex: :assent, repo: "hexpm", optional: false]}, {:bcrypt_elixir, "~> 3.0", [hex: :bcrypt_elixir, repo: "hexpm", optional: false]}, {:castore, "~> 1.0", [hex: :castore, repo: "hexpm", optional: false]}, {:finch, "~> 0.19", [hex: :finch, repo: "hexpm", optional: false]}, {:igniter, "~> 0.4", [hex: :igniter, repo: "hexpm", optional: true]}, {:jason, "~> 1.4", [hex: :jason, repo: "hexpm", optional: false]}, {:joken, "~> 2.5", [hex: :joken, repo: "hexpm", optional: false]}, {:plug, "~> 1.13", [hex: :plug, repo: "hexpm", optional: false]}, {:spark, "~> 2.0", [hex: :spark, repo: "hexpm", optional: false]}, {:splode, "~> 0.2", [hex: :splode, repo: "hexpm", optional: false]}], "hexpm", "0d45ac3fdcca6902dabbe161ce63e9cea8f90583863c2e14261c9309e5837121"},
   "ash_authentication_phoenix": {:hex, :ash_authentication_phoenix, "2.16.0", "02045ecde9eeb30ab1bfffbdf693c64426af24902bcd533765eba725b9b9f46f", [:mix], [{:ash, "~> 3.0", [hex: :ash, repo: "hexpm", optional: false]}, {:ash_authentication, "~> 4.10", [hex: :ash_authentication, repo: "hexpm", optional: false]}, {:ash_phoenix, ">= 2.3.11 and < 3.0.0-0", [hex: :ash_phoenix, repo: "hexpm", optional: false]}, {:bcrypt_elixir, "~> 3.0", [hex: :bcrypt_elixir, repo: "hexpm", optional: false]}, {:gettext, "~> 0.26 or ~> 1.0", [hex: :gettext, repo: "hexpm", optional: true]}, {:igniter, ">= 0.5.25 and < 1.0.0-0", [hex: :igniter, repo: "hexpm", optional: true]}, {:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: false]}, {:phoenix, "~> 1.6", [hex: :phoenix, repo: "hexpm", optional: false]}, {:phoenix_html, "~> 4.0", [hex: :phoenix_html, repo: "hexpm", optional: false]}, {:phoenix_html_helpers, "~> 1.0", [hex: :phoenix_html_helpers, repo: "hexpm", optional: false]}, {:phoenix_live_view, "~> 1.1", [hex: :phoenix_live_view, repo: "hexpm", optional: false]}, {:phoenix_view, "~> 2.0", [hex: :phoenix_view, repo: "hexpm", optional: false]}, {:slugify, "~> 1.3", [hex: :slugify, repo: "hexpm", optional: false]}], "hexpm", "1107a45af771ee7c02ebe82abcaf9a778096e66b3e6cb2b6e614d22d1fe385f7"},
   "ash_phoenix": {:hex, :ash_phoenix, "2.3.22", "f59a347ee09e1fa9973fe1b2faf7f8f793acc14dc09341062783b8eb1a9f5c99", [:mix], [{:ash, ">= 3.5.13 and < 4.0.0-0", [hex: :ash, repo: "hexpm", optional: false]}, {:igniter, "~> 0.6", [hex: :igniter, repo: "hexpm", optional: true]}, {:inertia, "~> 2.3", [hex: :inertia, repo: "hexpm", optional: true]}, {:phoenix, "~> 1.5.6 or ~> 1.6", [hex: :phoenix, repo: "hexpm", optional: false]}, {:phoenix_html, "~> 4.0", [hex: :phoenix_html, repo: "hexpm", optional: false]}, {:phoenix_live_view, "~> 0.20.3 or ~> 1.0-rc.1", [hex: :phoenix_live_view, repo: "hexpm", optional: false]}, {:spark, ">= 2.2.29 and < 3.0.0-0", [hex: :spark, repo: "hexpm", optional: false]}], "hexpm", "4b34ea84e122c238ad1843888b8fd4d21aec27605b9b1e6e27e1b70329560fbb"},
   "ash_postgres": {:hex, :ash_postgres, "2.10.0", "831d3b70b80560a6894cb17c98e3f72e3dbbc06e835dbac36363c27e186b1940", [:mix], [{:ash, "~> 3.29", [hex: :ash, repo: "hexpm", optional: false]}, {:ash_sql, "~> 0.6", [hex: :ash_sql, repo: "hexpm", optional: false]}, {:ecto, "~> 3.13", [hex: :ecto, repo: "hexpm", optional: false]}, {:ecto_sql, "~> 3.13", [hex: :ecto_sql, repo: "hexpm", optional: false]}, {:igniter, ">= 0.6.29 and < 1.0.0-0", [hex: :igniter, repo: "hexpm", optional: true]}, {:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: false]}, {:postgrex, ">= 0.0.0", [hex: :postgrex, repo: "hexpm", optional: false]}, {:spark, ">= 2.3.4 and < 3.0.0-0", [hex: :spark, repo: "hexpm", optional: false]}], "hexpm", "e73298910d29b8051b30af390094165848b588288204ab12990f365c9fc653cc"},