diff --git a/README.md b/README.md
index b37b233..c69d0ec 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # blocknet-blockchain-bootstrap
 
-This repository contains the bootstrap chain files for the Blocknet blockchain. Using these files helps shorten the amount of time it takes to sync the wallet since you don't need to sync the blockchain from scratch.
+This repository contains a snapshot of the Blocknet blockchain as high as block 2049186 on 5 July, 2021. Using a snapshot reduces the amount of time it takes to sync the wallet since you don't need to sync the entire blockchain from scratch.
 
 ---
 
diff --git a/checksum-sha256.txt b/checksum-sha256.txt
new file mode 100644
index 0000000..78983ec
--- /dev/null
+++ b/checksum-sha256.txt
@@ -0,0 +1 @@
+797760300113b4c221ad4518c88abde444f71123a7f7a175389bd58e1ba9b4b9  Blocknet.zip