usefor-article-13 May 2004
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5.1. Date
The Date-header contains the date and time that the article was
prepared by the poster ready for transmission and SHOULD express the
poster's local time. The content syntax makes use of syntax defined
in [RFC 2822] (but see the revised definition of zone in section
2.4.3).
header =/ Date-header
Date-header = "Date" ":" SP Date-content
Date-content = date-time
The date-time MUST be semantically valid as required by [RFC 2822].
Although folding white space is permitted throughout the date-time
syntax, it is RECOMMENDED that a single space be used in each place
that FWS appears (whether it is required or optional).
The date-time MUST NOT be more than 24 hours into the future
(injecting agents will reject such articles, possibly even when the
margin is less than 24 hours - see 8.2.2 - and MAY also reject them
if it is inordinately far into the past). Relaying agents MUST NOT
modify the Date-header in transit.
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#Diff to first older
--- ../usefor-article-12/Date.out November 2003
+++ ../usefor-article-13/Date.out May 2004
@@ -15,10 +15,9 @@
syntax, it is RECOMMENDED that a single space be used in each place
that FWS appears (whether it is required or optional).
- In order to prevent the reinjection of expired articles into the news
- stream, relaying and serving agents MUST refuse "stale" articles
- whose Date-header predates the earliest articles of which they
- normally keep record, or which is more than 24 hours into the future
- (though they MAY use a margin less than that 24 hours). Relaying
- agents MUST NOT modify the Date-header in transit.
+ The date-time MUST NOT be more than 24 hours into the future
+ (injecting agents will reject such articles, possibly even when the
+ margin is less than 24 hours - see 8.2.2 - and MAY also reject them
+ if it is inordinately far into the past). Relaying agents MUST NOT
+ modify the Date-header in transit.