diff --git a/.gitignore b/.gitignore
index 4bf3a0b89..42c504fe0 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,4 @@
-archived-v1/
+archived/
 docs/
 .amplifier/
 .claude/
diff --git a/AGENTS.md b/AGENTS.md
index edc048659..b1c5fad81 100644
--- a/AGENTS.md
+++ b/AGENTS.md
@@ -22,4 +22,5 @@ Ignore the "archived" directory.
 - Avoid generic/meaningless names like "Utils" "Common" "Lib"
 - Use plural for Enum names, e.g. "EmbeddingsTypes"
 - Always use explicit visibility
-- Don't use primary constructors
\ No newline at end of file
+- Don't use primary constructors
+- Use DateTimeOffset, don't use DateTime
diff --git a/README.md b/README.md
index 7c90f2b2d..8a422dc6e 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@ Kernel Memory (^2)
 > [!CAUTION]
 > This is an active research project. It is evolving rapidly and may change without notice. Use at your own risk. See [Disclaimer](#disclaimer).
 
-KM^2 is a full rewrite of the initial research prototype, informed by lessons learned from the first iteration and by adjacent work in this space.
+KM² is a full rewrite of the initial research prototype, informed by lessons learned from the first iteration and by adjacent work in this space.
 
 The previous codebase remains in the repo for reference only.
 
@@ -23,7 +23,8 @@ KM² will focus on the following areas, which will be documented in more detail
 
 ## Disclaimer
 
-> [!IMPORTANT] > **This is experimental software. _Expect things to break_.**
+> [!IMPORTANT]
+> **This is experimental software. _Expect things to break_.**
 
 - Contributions are not accepted at this stage
 - No stability or compatibility guarantees