1 files changed, 4 insertions, 4 deletions

diff --git a/01.md b/01.md
index d040666..e1e9444 100644
--- a/01.md
+++ b/01.md
@@ -16,8 +16,8 @@ The only object type that exists is the `event`, which has the following format
 
 ```json
 {
-  "id": <32-bytes sha256 of the the serialized event data>
-  "pubkey": <32-bytes hex-encoded public key of the event creator>,
+  "id": <32-bytes lowercase hex-encoded sha256 of the the serialized event data>
+  "pubkey": <32-bytes lowercase hex-encoded public key of the event creator>,
   "created_at": <unix timestamp in seconds>,
   "kind": <integer>,
   "tags": [
@@ -66,8 +66,8 @@ Clients can send 3 types of messages, which must be JSON arrays, according to th
   "kinds": <a list of a kind numbers>,
   "#e": <a list of event ids that are referenced in an "e" tag>,
   "#p": <a list of pubkeys that are referenced in a "p" tag>,
-  "since": <a timestamp, events must be newer than this to pass>,
-  "until": <a timestamp, events must be older than this to pass>,
+  "since": <an integer unix timestamp, events must be newer than this to pass>,
+  "until": <an integer unix timestamp, events must be older than this to pass>,
   "limit": <maximum number of events to be returned in the initial query>
 }
 ```