Query the CDX API for the oldest and newest Wayback snapshots of a URL.
npx skills add https://github.com/Mearman/marketplace --skill wayback-range
Please help me install this Agent Skill. Skill: wayback-range Source: https://github.com/Mearman/marketplace/tree/main/plugins/wayback/skills/wayback-range Command: npx skills add https://github.com/Mearman/marketplace --skill wayback-range
Quickly determine the full archival history of a URL by retrieving the oldest and newest captures from the Wayback Machine.
Run the oldest-newest.ts script with a target URL to fetch the archive range.
High-intent search queries and answers about installing and using this skill.
This archival range retrieval works by querying the CDX API to fetch and format the first and last capture dates, providing a complete timeline view for any valid URL.
Determining the full archive timespan of a web address involves querying the CDX API to retrieve the oldest and newest Wayback Machine captures, allowing you to monitor the complete archival coverage history of that URL.
Yes, you can get JSON output for Wayback Machine archive history by using the optional --json flag, which formats the oldest and newest CDX API capture data for direct integration into automated archival research pipelines.
Yes, the CDX API supports retrieving a compact list of first and last captures, offering multiple output formats including full URL lists and JSON to analyze the total Wayback archive time span efficiently.
To monitor the archival coverage history of a web URL for compliance, you retrieve the oldest and newest Wayback snapshots via the CDX API, establishing a quantifiable time span of historical web content preservation.
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