diff --git a/.github/workflows/build-cli.yml b/.github/workflows/build-cli.yml
index 6856c5e3..66fd335a 100644
--- a/.github/workflows/build-cli.yml
+++ b/.github/workflows/build-cli.yml
@@ -6,6 +6,9 @@ on:
       - main
   pull_request:
 
+env:
+  WEB5_SDK_LOG_LEVEL: debug
+
 jobs:
   build_aarch64_apple_darwin:
     runs-on: macos-latest
diff --git a/.gitignore b/.gitignore
index eb86c4ed..69418164 100644
--- a/.gitignore
+++ b/.gitignore
@@ -20,4 +20,7 @@ Cargo.lock
 
 # Do not put native binaries in source control
 bound/kt/src/main/resources/*.dylib
-bound/kt/src/main/resources/*.so
\ No newline at end of file
+bound/kt/src/main/resources/*.so
+
+# Created by crate on build
+crates/web5/src/resources/git_sha.txt
\ No newline at end of file
diff --git a/Cargo.toml b/Cargo.toml
index f7b9cef4..513443f8 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -2,6 +2,7 @@
 members = [ 
     "crates/web5", 
     "crates/web5_cli", 
+    "crates/web5_proc_macros",
     "bindings/web5_uniffi", 
     "bindings/web5_uniffi_wrapper", 
 ]
diff --git a/bindings/web5_uniffi/libtargets/x86_64_unknown_linux_gnu/Dockerfile b/bindings/web5_uniffi/libtargets/x86_64_unknown_linux_gnu/Dockerfile
index aa8a30a6..202b6873 100644
--- a/bindings/web5_uniffi/libtargets/x86_64_unknown_linux_gnu/Dockerfile
+++ b/bindings/web5_uniffi/libtargets/x86_64_unknown_linux_gnu/Dockerfile
@@ -19,6 +19,7 @@ COPY bindings/web5_uniffi_wrapper ./bindings/web5_uniffi_wrapper
 COPY bindings/web5_uniffi ./bindings/web5_uniffi
 COPY crates/web5 ./crates/web5
 COPY crates/web5_cli ./crates/web5_cli
+COPY crates/web5_proc_macros ./crates/web5_proc_macros
 
 # Execute the build
 RUN cargo build --release --package web5_uniffi
diff --git a/bindings/web5_uniffi/libtargets/x86_64_unknown_linux_musl/Dockerfile b/bindings/web5_uniffi/libtargets/x86_64_unknown_linux_musl/Dockerfile
index 8a2df5a0..6c2bc3d2 100644
--- a/bindings/web5_uniffi/libtargets/x86_64_unknown_linux_musl/Dockerfile
+++ b/bindings/web5_uniffi/libtargets/x86_64_unknown_linux_musl/Dockerfile
@@ -24,6 +24,7 @@ COPY bindings/web5_uniffi_wrapper ./bindings/web5_uniffi_wrapper
 COPY bindings/web5_uniffi ./bindings/web5_uniffi
 COPY crates/web5 ./crates/web5
 COPY crates/web5_cli ./crates/web5_cli
+COPY crates/web5_proc_macros ./crates/web5_proc_macros
 
 # Build the static lib (override the lib type)
 RUN sed -i 's/crate-type = \["cdylib"\]/crate-type = \["staticlib"\]/' bindings/web5_uniffi/Cargo.toml
diff --git a/bindings/web5_uniffi_wrapper/src/errors.rs b/bindings/web5_uniffi_wrapper/src/errors.rs
index db489676..d81f2bd4 100644
--- a/bindings/web5_uniffi_wrapper/src/errors.rs
+++ b/bindings/web5_uniffi_wrapper/src/errors.rs
@@ -207,4 +207,3 @@ impl From<InnerWeb5Error> for Web5Error {
 }
 
 pub type Result<T> = std::result::Result<T, Web5Error>;
-
diff --git a/bound/kt/src/main/kotlin/web5/sdk/rust/SystemTarget.kt b/bound/kt/src/main/kotlin/web5/sdk/rust/SystemTarget.kt
index a31fb046..3e071928 100644
--- a/bound/kt/src/main/kotlin/web5/sdk/rust/SystemTarget.kt
+++ b/bound/kt/src/main/kotlin/web5/sdk/rust/SystemTarget.kt
@@ -6,7 +6,7 @@ internal val logLevel = System.getenv("WEB5_SDK_LOG_LEVEL")?.lowercase()
 
 internal fun log(message: String) {
     if (logLevel == "debug") {
-        println("web5 sdk SystemArchitecture $message")
+        println("web5 sdk SystemArchitecture: $message")
     }
 }
 
diff --git a/crates/web5/Cargo.toml b/crates/web5/Cargo.toml
index 7c27cb07..ec80bddb 100644
--- a/crates/web5/Cargo.toml
+++ b/crates/web5/Cargo.toml
@@ -26,6 +26,7 @@ simple-dns = "0.7.0"
 thiserror = { workspace = true }
 url = "2.5.0"
 uuid = { workspace = true }
+web5_proc_macros = { path = "../web5_proc_macros" }
 zbase32 = "0.1.2"
 
 [dev-dependencies]
diff --git a/crates/web5/build.rs b/crates/web5/build.rs
new file mode 100644
index 00000000..7cadc327
--- /dev/null
+++ b/crates/web5/build.rs
@@ -0,0 +1,18 @@
+use std::{fs, process::Command};
+
+fn main() {
+    // Execute the `git rev-parse HEAD` command to get the current commit hash
+    let output = Command::new("git")
+        .args(["rev-parse", "HEAD"])
+        .output()
+        .expect("Failed to execute git command");
+
+    // Convert the output to a string
+    let git_hash = String::from_utf8(output.stdout).expect("Invalid UTF-8 sequence");
+
+    // Remove the newline character from the commit hash
+    let git_hash_trimmed = git_hash.trim();
+
+    let dest_path = format!("src/resources/git_sha.txt");
+    fs::write(dest_path, git_hash_trimmed).expect("Unable to write file");
+}
diff --git a/crates/web5/src/lib.rs b/crates/web5/src/lib.rs
index e0b15c9a..a04609b4 100644
--- a/crates/web5/src/lib.rs
+++ b/crates/web5/src/lib.rs
@@ -1,3 +1,5 @@
+use std::{env, sync::LazyLock};
+
 pub mod credentials;
 pub mod crypto;
 pub mod dids;
@@ -9,4 +11,43 @@ pub mod rfc3339;
 #[cfg(test)]
 mod test_helpers;
 #[cfg(test)]
-mod test_vectors;
\ No newline at end of file
+mod test_vectors;
+
+pub const GIT_COMMIT_HASH: &str = include_str!("resources/git_sha.txt");
+
+// TODO: https://github.com/TBD54566975/web5-rs/issues/287
+#[allow(dead_code)]
+static LOG_LEVEL: LazyLock<Option<String>> = LazyLock::new(|| env::var("WEB5_SDK_LOG_LEVEL").ok());
+
+pub(crate) mod logging {
+    #[macro_export]
+    macro_rules! log_dbg {
+        ($msg:literal $(, $arg:tt)*) => {
+            if let Some(ref level) = *$crate::LOG_LEVEL {
+                if level.to_lowercase() == "debug" {
+                   println!("[DEBUG] {}: {}", $crate::GIT_COMMIT_HASH, format!($msg, $($arg)*));
+                }
+            }
+        };
+        ($closure:expr) => {
+            if let Some(ref level) = *$crate::LOG_LEVEL {
+                if level.to_lowercase() == "debug" {
+                    let msg = $closure();
+                    println!("[DEBUG] {}: {}", $crate::GIT_COMMIT_HASH, msg);
+                }
+            }
+        };
+    }
+}
+
+#[cfg(test)]
+mod test {
+    use crate::log_dbg;
+
+    #[test]
+    fn can_log_dbg() {
+        log_dbg!("Log debugging without arguments");
+        log_dbg!("Log debugging with arguments {}", "Some value");
+        log_dbg!(|| { 2 + 2 });
+    }
+}
diff --git a/crates/web5/src/resources/.gitkeep b/crates/web5/src/resources/.gitkeep
new file mode 100644
index 00000000..e69de29b
diff --git a/crates/web5_cli/build/x86_64_unknown_linux_gnu/Dockerfile b/crates/web5_cli/build/x86_64_unknown_linux_gnu/Dockerfile
index 62b68e23..bc7822f6 100644
--- a/crates/web5_cli/build/x86_64_unknown_linux_gnu/Dockerfile
+++ b/crates/web5_cli/build/x86_64_unknown_linux_gnu/Dockerfile
@@ -19,6 +19,7 @@ COPY bindings/web5_uniffi_wrapper ./bindings/web5_uniffi_wrapper
 COPY bindings/web5_uniffi ./bindings/web5_uniffi
 COPY crates/web5 ./crates/web5
 COPY crates/web5_cli ./crates/web5_cli
+COPY crates/web5_proc_macros ./crates/web5_proc_macros
 
 # Execute the build
 RUN cargo build --release --package web5_cli
diff --git a/crates/web5_cli/build/x86_64_unknown_linux_musl/Dockerfile b/crates/web5_cli/build/x86_64_unknown_linux_musl/Dockerfile
index 011cb040..14c6f2bf 100644
--- a/crates/web5_cli/build/x86_64_unknown_linux_musl/Dockerfile
+++ b/crates/web5_cli/build/x86_64_unknown_linux_musl/Dockerfile
@@ -24,6 +24,7 @@ COPY bindings/web5_uniffi_wrapper ./bindings/web5_uniffi_wrapper
 COPY bindings/web5_uniffi ./bindings/web5_uniffi
 COPY crates/web5 ./crates/web5
 COPY crates/web5_cli ./crates/web5_cli
+COPY crates/web5_proc_macros ./crates/web5_proc_macros
 
 RUN cargo build --release --package web5_cli
 
diff --git a/crates/web5_proc_macros/Cargo.toml b/crates/web5_proc_macros/Cargo.toml
new file mode 100644
index 00000000..07c8bb5c
--- /dev/null
+++ b/crates/web5_proc_macros/Cargo.toml
@@ -0,0 +1,15 @@
+[package]
+name = "web5_proc_macros"
+version = "0.1.0"
+edition = "2021"
+homepage.workspace = true
+repository.workspace = true
+license-file.workspace = true
+
+[dependencies]
+proc-macro2 = "1.0.86"
+quote = "1.0.36"
+syn = "2.0.75"
+
+[lib]
+proc-macro = true
\ No newline at end of file
diff --git a/crates/web5_proc_macros/src/lib.rs b/crates/web5_proc_macros/src/lib.rs
new file mode 100644
index 00000000..f555c8e2
--- /dev/null
+++ b/crates/web5_proc_macros/src/lib.rs
@@ -0,0 +1,23 @@
+extern crate proc_macro;
+use proc_macro::TokenStream;
+use quote::quote;
+use std::process::Command;
+
+#[proc_macro]
+pub fn git_sha(_input: TokenStream) -> TokenStream {
+    let output = Command::new("git")
+        .args(["rev-parse", "--short", "HEAD"])
+        .output()
+        .expect("Failed to execute git command");
+
+    let git_hash = String::from_utf8(output.stdout)
+        .expect("Invalid UTF-8 sequence")
+        .trim()
+        .to_string();
+
+    let expanded = quote! {
+        #git_hash
+    };
+
+    TokenStream::from(expanded)
+}