diff --git a/README.md b/README.md
index 3fde04e..f16dfc1 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,6 @@
 # BCHostTrust - Reference Implementation
 
-This repository is the reference implementation of BCHostTrust, a distributed database of domain name trustworthiness. It uses the concept of [blockchain](https://en.wikipedia.org/wiki/Blockchain), a growing list of records linked together via [cryptographic hashes](https://en.wikipedia.org/wiki/Cryptographic_hash_function), in which [SHA3](https://en.wikipedia.org/wiki/SHA-3)-256 is used in BCHostTrust.
-
+This repository is the reference implementation of BCHostTrust, a distributed database of domain name trustworthiness. It uses the concept of [blockchain](https://en.wikipedia.org/wiki/Blockchain), a growing list of records linked together via [cryptographic hashes](https://en.wikipedia.org/wiki/Cryptographic_hash_function), in which [SHA3](https://en.wikipedia.org/wiki/SHA-3)-256 is used in BCHostTrust. More detailed information can be found at [documents/tech_paper/README.md](https://github.com/BCHostTrust/documents/blob/master/tech_paper/README.md).
 ## Installation
 
 To use BCHostTrust, Python 3.11 is required.
diff --git a/bchosttrust/__init__.py b/bchosttrust/__init__.py
index 4c07b14..e7e134c 100644
--- a/bchosttrust/__init__.py
+++ b/bchosttrust/__init__.py
@@ -20,7 +20,7 @@
 # The legal text of GPLv3 and LGPLv3 can be found at
 # bchosttrust/gpl-3.0.txt and bchosttrust/lgpl-3.0.txt respectively.
 
-__version__ = "0.0.1"
+__version__ = "0.0.3"
 
 __all__ = (
     "utils",
diff --git a/pyproject.toml b/pyproject.toml
index 1d0e348..fa4928d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -2,7 +2,7 @@
 name = "bchosttrust"
 description = "Blockchain solution to domain name trustworthy"
 readme = "README.md"
-version = "0.0.2"
+version = "0.0.3"
 dependencies = [
     "anytree==2.12.1",
     "click==8.1.7",