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Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
I have verified
Grammar usage guide and real-world examplesUSAGE SUMMARY
"I have verified" is a correct and usable sentence in written English.
It can be used to state that a fact has been checked or confirmed. For example: "I have verified that the information is correct."
✓ Grammatically correct
News & Media
Science
Wiki
Alternative expressions(20)
I have framed
I have restored
I have updated
I have redefined
I have examined
I am trained in
I have edited
I can confirm
I have identified
I have changed
I have scrutinised
I have been trained
I have strengthened
I have reinforced
I have incorporated
I have driven
I have lived
I have completed training
I have accomplished
I have been aiming for
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
4 human-written examples
And though I'm sure I have incorrectly misinterpreted the actions of others, I have verified phenomena by exploring the experiences of minorities.
News & Media
In a tone that Brand compared to the "clatter of a machine gun," Eichmann offered to sell him one million Jews, not for money, but for goods from overseas: I have already made investigations about you and your people and I have verified your ability to make a deal.
Wiki
Whereas I have verified this for several individual networks with vertices of indegree 3 or 4, I do not have a general proof.
(I have verified, via Maxima, that this is true for 2 n-way RIL up to n = 98. A general proof continues to elude me).
Science
Human-verified similar examples from authoritative sources
Similar Expressions
56 human-written examples
And I might get to taste oysters whose freshness I had verified not with my server but with my own eyes and my own wet, chapped, shaking hands.
News & Media
In my police statement, accompanied by the video evidence, I had verified that on returning to the scene after the incident and aided by the video footage and road markings, I was able to estimate that the distance between the vehicle's passenger side mirror and my handlebars was between 30 and 50cm – clearly a breach of the road rules.
News & Media
If this was my hypothesis, now I've verified it, the experiment verified the hypothesis or disputed it.
Apparently, few medical students have an interest in pursuing any type of research during their career; I've verified this with my own informal surveys.
Science & Research
One problem: I've verified that the service works on a PC, but it does not work at all on my Mac.
News & Media
Could Facebook run auto-play video ads without overly distracting users from their friends' content?" Fischer admirably gave a straight answer (which I've verified with Facebook) when he easily could have dodged.
News & Media
The data comes from a news study by AdParlor that I've verified with leaders of four competing Facebook ad platforms / services TBG Digital, Optim.al, BliNQ Media, and Nanigans.
News & Media
Expert writing Tips
Best practice
When using "I have verified" in academic or professional writing, briefly describe the method or source used for verification to enhance transparency.
Common error
Avoid using "It has been verified by me" when "I have verified" is more direct and impactful. Active voice strengthens your authority and clarity.
Source & Trust
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "I have verified" functions as a declarative statement. It asserts that the speaker has confirmed the truth or accuracy of something. Ludwig AI confirms this as a correct and usable sentence in written English.
Frequent in
News & Media
35%
Science
30%
Wiki
20%
Less common in
Formal & Business
10%
Encyclopedias
3%
Reference
2%
Ludwig's WRAP-UP
In summary, "I have verified" is a grammatically correct and commonly used phrase to indicate that something has been checked for accuracy and found to be true. Ludwig AI's analysis underscores its suitability across various contexts, ranging from news and media to scientific writing. When using this phrase, ensure clarity by briefly describing the verification method, and opt for the active voice to maintain a direct and authoritative tone. While alternatives like "I have confirmed" or "I have validated" can be used, "I have verified" offers a balanced approach suitable for both formal and informal communication.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
I have confirmed
This phrase implies a slightly stronger sense of assurance, moving from simple verification to solid confirmation.
I have validated
This alternative suggests a formal or systematic process of checking the accuracy or legitimacy of something.
I have ascertained
This suggests a more thorough investigation leading to a definite discovery.
I have established
This indicates that something has been proven or demonstrated to be true.
I have determined
This implies that a conclusion has been reached after considering all the facts.
I checked and found
More informal construction that indicates a discovery after a verification process
It is my understanding
This phrase expresses a belief based on verification, though less direct.
My sources confirm
Indicates confirmation through external sources, shifting the focus from personal verification.
The data supports
This alternative emphasizes the evidence that validates a claim.
I can attest to
This phrase implies personal experience or direct knowledge supporting a claim.
FAQs
What can I say instead of "I have verified"?
You can use alternatives like "I have confirmed", "I have validated", or "I have ascertained" depending on the context.
Is "I have verified" formal or informal?
"I have verified" is generally suitable for both formal and informal contexts. However, in highly formal settings, consider stronger alternatives like "I have established" or "I have determined".
How do I use "I have verified" in a sentence?
You can use "I have verified" to introduce a confirmed fact, such as "I have verified that the data is accurate" or "I have verified the source's credibility".
What's the difference between "I have verified" and "I believe"?
"I have verified" indicates a fact has been checked and confirmed, while "I believe" expresses an opinion or assumption without necessarily having proof. Therefore, "I have verified the data" implies more certainty than "I believe the data is correct".
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested