Published Filter Use Cases

The "published" filter in Webz.io’s open web API is a timestamp-based filter that allows users to search for posts published before or after a specific date and time, using milliseconds to define the exact moment. This feature provides flexibility and precision for various use cases:

1. Time-Sensitive Monitoring: For news monitoring and crisis management, the "published" filter enables real-time or historical searches around specific events. This helps businesses or analysts track the progression of a story or identify immediate reactions to a breaking event, as well as review past coverage of similar incidents.
2. Trend Analysis Over Time: Researchers and data analysts can use the "published" filter to analyze how topics evolve over specific time frames. By comparing data from different time periods, it’s possible to observe seasonal patterns, spikes in interest, or changing public sentiment toward a topic or brand.
3. Historical Data Retrieval: Companies needing historical data for legal, regulatory, or research purposes can set a timestamp to retrieve posts within specific periods. This is useful for investigations, audits, or case studies that require understanding media coverage over defined past intervals.
4. Campaign Effectiveness Measurement: Marketing teams can use the "published" filter to assess the media impact of their campaigns by filtering posts within campaign launch periods. This helps in measuring immediate press coverage, sentiment, and audience engagement generated during and after a campaign.
5. Monitoring Scheduled Announcements: In finance, investment, or product management, users can set timestamps to monitor reactions to scheduled announcements, earnings calls, or product launches. By filtering posts published right after such events, teams can capture the initial public and media response.
6. Curating Time-Stamped Content for Aggregators: News aggregators can use the "published" filter to control the freshness of content, ensuring that they display only the most recent or relevant posts to their audience.

The "published" filter is an essential tool for time-based data analysis, allowing users to retrieve posts from precise time frames, streamline historical or real-time monitoring, and gain insights on how topics and sentiments develop over time.

Example query: published:>now-1h
Example query: published:>1490865388000
Will return posts published after the mentioned time stamp.