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Mearman
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wayback-check

Check if a URL is archived by the Wayback Machine and return the snapshot URL and timestamp.

3|Updated Jan 17, 2026
Search Tags:#archive#timestamp#wayback-machine#url-archiving#availability-api#web-history#cache-control
One-click install
npx skills add https://github.com/Mearman/marketplace --skill wayback-check
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: wayback-check
Source: https://github.com/Mearman/marketplace/tree/main/plugins/wayback/skills/wayback-check
Command: npx skills add https://github.com/Mearman/marketplace --skill wayback-check

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) components.

What problem does it solve?

Checking whether a given URL has been archived by the Internet Archive's Wayback Machine, enabling quick verification of historical availability and snapshots.

Core Features & Use Cases

  • Check if a URL has an archived snapshot and retrieve the archived URL and timestamp.
  • Support date-based lookups and raw vs toolbar URL options for integration into workflows.
  • Useful for content verification, archival planning, and historical research across web pages.

Quick Start

Query a URL to determine if it is archived and return the closest Wayback snapshot URL and timestamp.

Frequently Asked Questions about wayback-check

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I check if a URL is archived in the Wayback Machine?▼

You can check if a URL is archived in the Wayback Machine by querying it to verify historical availability and retrieve the closest snapshot URL and timestamp if a snapshot exists.

Can I find a historical web page snapshot from a specific date?▼

Yes, you can find a historical web page snapshot from a specific date using timestamp filtering to locate the closest archived version of the URL across your desired date range.

What is the Wayback Machine Availability API used for?▼

The Wayback Machine Availability API is used to verify whether a given URL has been archived, returning the archived URL, timestamp, and status to locate historical versions of web pages.

Does the Wayback Machine check support raw versus toolbar URL formats?▼

Yes, the Wayback Machine check supports both raw and toolbar URL options, allowing you to select the output format that best integrates with your content verification or archival workflows.

How do I bypass the cache when retrieving archived URL timestamps?▼

You can bypass the cache when retrieving archived URL timestamps by enabling the optional cache bypass setting, ensuring the query fetches fresh availability data directly from the API.

What is the best way to verify web page preservation for historical research?▼

The best way to verify web page preservation for historical research is to query the URL's availability to confirm if a snapshot exists and retrieve the archived URL and timestamp for planning archival actions.

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