diff --git a/sql/127-news-future-date-guard.sql b/sql/127-news-future-date-guard.sql
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+++ b/sql/127-news-future-date-guard.sql
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+-- sql/127-news-future-date-guard.sql
+-- News published_at cannot be in the future: an article cannot be published after
+-- we scraped it. One future-dated row found 2026-07-06 (The Next Platform, pub
+-- 2026-07-15 but created/scraped 2026-06-19). One-time correction + ingest guard so
+-- it cannot recur (a CHECK with now() is not immutable/allowed -> BEFORE trigger).
+-- Idempotent; safe to re-run.
+
+-- One-time: clamp any future published_at to the scrape date (created_at), else now().
+update news_articles
+   set published_at = least(published_at, coalesce(created_at, now()))
+ where published_at is not null and published_at > now();
+
+create or replace function news_published_at_guard() returns trigger
+language plpgsql as $$
+begin
+  if NEW.published_at is not null and NEW.published_at > now() then
+    NEW.published_at := least(coalesce(NEW.created_at, now()), now());
+  end if;
+  return NEW;
+end $$;
+
+comment on function news_published_at_guard() is
+  'BEFORE INSERT/UPDATE on news_articles: clamps a future published_at to the scrape date (created_at) or now(). Prevents future-dated news polluting the feed.';
+
+drop trigger if exists trg_news_published_at_guard on news_articles;
+create trigger trg_news_published_at_guard
+  before insert or update on news_articles
+  for each row execute function news_published_at_guard();
+
+insert into _migrations (filename, applied_at)
+select '127-news-future-date-guard.sql', now()
+where not exists (select 1 from _migrations where filename = '127-news-future-date-guard.sql');