B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
203
203 -- citations lost to broken urls for AI citations (2026-07)
Of 365 cited URLs audited, 64 had gone dead, redirected, or broken, resulting in the loss of 203 citations.
Attribution:
View source
Lighthouse Research Team
Last verified:
·
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Source verified
Evidence graded
Value
203
Unit
Count
Data Vintage
2026-07
Entity
Sample Size
365
Evidence Quality
B
Strong, reliable evidence
Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.
Single source - not yet corroborated
Score breakdown
Extraction
75
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
Growth Memo
Primary
Tier B
https://arcalea.com/blog/why-most-original-data-never-gets-cited ↗
Source Article
Original Data Never Gets Cited (And the One Format That Does)
Original Research
Growth Memo
· Original study ↗
Methodology
Growth Memo audit of AI-cited URLs
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
AI citations: 203 citations lost to broken urls. Source: Growth Memo (2026-07). Via Lighthouse Intelligence -- https://lighthousedata.io/data/citations-lost-to-broken-urls-2026
HTML Embed
<blockquote cite="https://lighthousedata.io/data/citations-lost-to-broken-urls-2026" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>203</strong> -- citations lost to broken urls for AI citations<br><small>Source: Growth Memo (2026-07) · <a href="https://lighthousedata.io/data/citations-lost-to-broken-urls-2026" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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