🕷️ Crawler Inspector

URL Lookup

Direct Parameter Lookup

Raw Queries and Responses

1. Shard Calculation

Query:

Response:

Calculated Shard: 181 (from laksa152)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa181.int.ahrefs:8124/' \
  -H 'Content-Type: text/plain' \
  -H 'X-ClickHouse-Database: crawler3' \
  -H 'Authorization: Basic YXBpOg==' \
  -d 'SELECT getAhrefsURLFromUnparsed(src_unparsed) AS found_url, ifNull(toUnixTimestamp(download_stamp), 0) AS crawl_time, ifNull(toUnixTimestamp(props_url_first_seen), 0) AS first_indexed_time, download_http_code AS http_code, src_unparsed AS src_unparsed, src_root_hash AS src_root_hash, history_drop_reason AS history_drop_reason, meta_title AS meta_title, meta_descriptions AS meta_descriptions, attrs_boilerpipe_text AS attrs_boilerpipe_text, attrs_markdown AS attrs_markdown, attrs_readable_markdown AS attrs_readable_markdown, meta_canonical AS meta_canonical, ml_categories_json AS ml_categories_json, ml_types_json AS ml_types_json, ml_intent_types_json AS ml_intent_types_json, meta_language AS meta_language, attrs_author AS attrs_author, ifNull(toUnixTimestamp(attrs_publish_time), 0) AS attrs_publish_time, ifNull(toUnixTimestamp(attrs_original_publish_time), 0) AS attrs_original_publish_time, ifNull(attrs_is_republished, 0) AS attrs_is_republished, ifNull(attrs_nr_words, 0) AS attrs_nr_words, ifNull(attrs_boilerpipe_nr_words, 0) AS attrs_boilerpipe_nr_words, ifNull(body_ext_links_number, 0) AS body_ext_links_number, ifNull(body_int_links_number, 0) AS body_int_links_number, ifNull(meta_nofollow, 0) AS meta_nofollow, ifNull(meta_noarchive, 0) AS meta_noarchive, ifNull(props_was_rendered, 0) AS props_was_rendered, ifNull(src_redirect, \'\') AS src_redirect, ifNull(download_time_msec, 0) AS download_time_msec, ifNull(download_ttfb_msec, 0) AS download_ttfb_msec, ifNull(download_size, 0) AS download_size FROM crawler3.page_info_local FINAL PREWHERE (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://stemformulas.com/formulas/hookes-law-springs/\')), getAhrefsUnparsedNoserviceFromURL(\'https://stemformulas.com/formulas/hookes-law-springs/\'))) FORMAT JSONEachRow'

Response:

{"found_url":"https:\/\/stemformulas.com\/formulas\/hookes-law-springs\/","crawl_time":1773724930,"first_indexed_time":1676389092,"http_code":200,"src_unparsed":"com,stemformulas!\/formulas\/hookes-law-springs\/ s443","src_root_hash":"2566239671224489181","history_drop_reason":null,"meta_title":"Hooke's Law (Spring Constant) · stemformulas","meta_descriptions":["Hooke's Law and the Spring Constant relate the force and displacement of a spring."],"attrs_boilerpipe_text":"$$ F = -kx $$ Where \$F\$ is the force applied to stretch or compress the spring, \$k\$ is the spring constant of the spring, and \$x\$ is the displacement of the spring. The negative sign is used when the force being considered is the “restoring force”.\nIf the force is the “applied force”, then the negative sign is omitted. Sources  #","attrs_markdown":"[↓Skip to main content](https:\/\/stemformulas.com\/formulas\/hookes-law-springs\/#main-content)\n\n[![stemformulas](https:\/\/stemformulas.com\/img\/logo.png)](https:\/\/stemformulas.com\/) [stemformulas](https:\/\/stemformulas.com\/)\n\n- [formulas](https:\/\/stemformulas.com\/formulas\/ \"formulas\")\n- [submit](https:\/\/stemformulas.com\/submit\/ \"Submit\")\n- [tags](https:\/\/stemformulas.com\/tags\/ \"Tags\")\n- [about](https:\/\/stemformulas.com\/about\/ \"about\")\n- [github](https:\/\/github.com\/stemformulas\/stemformulas.github.io\/)\n\n# Hooke's Law (Spring Constant)\n[physics](https:\/\/stemformulas.com\/tags\/physics\/) [mechanics](https:\/\/stemformulas.com\/tags\/mechanics\/)\n\nTable of Contents\n\n- [Sources](https:\/\/stemformulas.com\/formulas\/hookes-law-springs\/#sources)\n\n\\$\\$ F = -kx \\$\\$\n\nWhere\n\n- \\\$F\\\$ is the force applied to stretch or compress the spring,\n- \\\$k\\\$ is the spring constant of the spring, and\n- \\\$x\\\$ is the displacement of the spring.\n\nThe negative sign is used when the force being considered is the “restoring force”. If the force is the “applied force”, then the negative sign is omitted.\n\n## Sources [\\#](https:\/\/stemformulas.com\/formulas\/hookes-law-springs\/#sources)\n- [Wikipedia](https:\/\/en.wikipedia.org\/wiki\/Hooke%27s_law#Tensional_stress_of_a_uniform_bar)\n- [Byju’s](https:\/\/byjus.com\/physics\/stress-and-strain\/)\n\n***\n[←→ Hyperbolic Functions](https:\/\/stemformulas.com\/formulas\/hyperbolic-trig-functions\/) [Hooke's Law (Modulus of Elasticity) →←](https:\/\/stemformulas.com\/formulas\/hookes-law-stress-strain\/)","attrs_readable_markdown":null,"meta_canonical":null,"ml_categories_json":"","ml_types_json":"","ml_intent_types_json":"","meta_language":"en","attrs_author":null,"attrs_publish_time":1672358400,"attrs_original_publish_time":1672358400,"attrs_is_republished":0,"attrs_nr_words":"102","attrs_boilerpipe_nr_words":"62","body_ext_links_number":3,"body_int_links_number":9,"meta_nofollow":0,"meta_noarchive":0,"props_was_rendered":0,"src_redirect":"","download_time_msec":53,"download_ttfb_msec":53,"download_size":5131}

3. Robots.txt Check

Query:

Response:

4. Spam/Ban Check

Query:

Response:

5. Seen Status Check

ℹ️ Skipped - page is already crawled

📄

INDEXABLE

✅

CRAWLED

1 month ago

🤖

ROBOTS ALLOWED

Page Info Filters

Filter	Status	Condition	Details
HTTP status	PASS	`download_http_code = 200`	HTTP 200
Age cutoff	PASS	`download_stamp > now() - 6 MONTH`	1.2 months ago
History drop	PASS	`isNull(history_drop_reason)`	No drop reason
Spam/ban	PASS	`fh_dont_index != 1 AND ml_spam_score = 0`	ml_spam_score=0
Canonical	PASS	`meta_canonical IS NULL OR = '' OR = src_unparsed`	Not set

Page Details

Property	Value
URL	https://stemformulas.com/formulas/hookes-law-springs/
Last Crawled	2026-03-17 05:22:10 (1 month ago)
First Indexed	2023-02-14 15:38:12 (3 years ago)
HTTP Status Code	200
Content
Meta Title	Hooke's Law (Spring Constant) · stemformulas
Meta Description	Hooke's Law and the Spring Constant relate the force and displacement of a spring.
Meta Canonical	null
Boilerpipe Text	$$ F = -kx $$ Where $F$ is the force applied to stretch or compress the spring, $k$ is the spring constant of the spring, and $x$ is the displacement of the spring. The negative sign is used when the force being considered is the “restoring force”. If the force is the “applied force”, then the negative sign is omitted. Sources #
Markdown	[↓Skip to main content](https://stemformulas.com/formulas/hookes-law-springs/#main-content) [![stemformulas](https://stemformulas.com/img/logo.png)](https://stemformulas.com/) [stemformulas](https://stemformulas.com/) - [formulas](https://stemformulas.com/formulas/ "formulas") - [submit](https://stemformulas.com/submit/ "Submit") - [tags](https://stemformulas.com/tags/ "Tags") - [about](https://stemformulas.com/about/ "about") - [github](https://github.com/stemformulas/stemformulas.github.io/) # Hooke's Law (Spring Constant) [physics](https://stemformulas.com/tags/physics/) [mechanics](https://stemformulas.com/tags/mechanics/) Table of Contents - [Sources](https://stemformulas.com/formulas/hookes-law-springs/#sources) \$\$ F = -kx \$\$ Where - \$F\$ is the force applied to stretch or compress the spring, - \$k\$ is the spring constant of the spring, and - \$x\$ is the displacement of the spring. The negative sign is used when the force being considered is the “restoring force”. If the force is the “applied force”, then the negative sign is omitted. ## Sources [\#](https://stemformulas.com/formulas/hookes-law-springs/#sources) - [Wikipedia](https://en.wikipedia.org/wiki/Hooke%27s_law#Tensional_stress_of_a_uniform_bar) - [Byju’s](https://byjus.com/physics/stress-and-strain/) *** [←→ Hyperbolic Functions](https://stemformulas.com/formulas/hyperbolic-trig-functions/) [Hooke's Law (Modulus of Elasticity) →←](https://stemformulas.com/formulas/hookes-law-stress-strain/)
Readable Markdown	null
ML Classification
ML Categories	null
ML Page Types	null
ML Intent Types	null
Content Metadata
Language	en
Author	null
Publish Time	2022-12-30 00:00:00 (3 years ago)
Original Publish Time	2022-12-30 00:00:00 (3 years ago)
Republished	No
Word Count (Total)	102
Word Count (Content)	62
Links
External Links	3
Internal Links	9
Technical SEO
Meta Nofollow	No
Meta Noarchive	No
JS Rendered	No
Redirect Target	null
Performance
Download Time (ms)	53
TTFB (ms)	53
Download Size (bytes)	5,131
Shard	181 (laksa)
Root Hash	2566239671224489181
Unparsed URL	com,stemformulas!/formulas/hookes-law-springs/ s443