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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
it is attested
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "it is attested" is correct and usable in written English.
You can use it when referring to evidence or proof of something being confirmed or validated, often in academic or formal contexts. Example: "The historical significance of the artifact is well established, as it is attested in several ancient texts."
✓ Grammatically correct
Science
News & Media
Encyclopedias
Wiki
Alternative expressions(20)
it is documented
it is verified
it is recorded
it is substantiated
it is confirmed
evidence suggests
records indicate
studies show
history indicates
it is acknowledged
it is asserted
it is illustrated
it is insisted
it is manifested
it is validated
it is demonstrated
it is reaffirmed
it is ascertained
it is corroborated
it is certified
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
11 human-written examples
From 1887, however, it is attested as meaning "a female of immoral character; a prostitute".
News & Media
It is attested mainly in one series of texts, the Iguvine Tables (Tabulae Iguvinae), dated from 400 to 90 bce, and it is similar to Oscan.
Encyclopedias
Even the self-designation gnostic is problematic, since it is attested for only some of the traditions conventionally treated as gnostic and its connotations are ambiguous.
Encyclopedias
So it is attested how this approach can be practically employed for simulation, calibration and optimization of Lamb wave based nondestructive evaluation techniques for the FGMs.
It is attested with words of any of the tonal categories A (平 píng), B (上 shǎng), and D (入 rù), which are transformed into category C (去 qù).
Science
It is attested in a praise poem to Cadwallon ap Cadfan (Moliant Cadwallon, by Afan Ferddig).
Wiki
Human-verified similar examples from authoritative sources
Similar Expressions
44 human-written examples
It is probable that they spoke early Modern Persian and that their speech often impinged upon their writing but that they strove to write the Middle Persian of several centuries earlier as it was attested in the inscriptions of the early Sāsānian dynasty when Middle Persian was the koine.
Encyclopedias
It was attested that if the annual mean temperature is less than 17°C, the area is not suitable for jatropha production (Heller [1996]; Gour [2006]).
Even in Rus', it was attested only among the members of the house of Rurik, as were the names of Sviatoslav's immediate successors: Vladimir, Yaroslav, and Mstislav.
Wiki
However, it was attested that GPs were the ones who had an overview of all the medications a patient was taking.
Science
Based on amino acid sequence homology, hydrophobic cluster and three dimensional structure analyses, it was attested that the xylanase belongs to the glycoside hydrolase (GH) families 10 with five carbohydrate binding domains.
Science
Expert writing Tips
Best practice
Use "it is attested" in formal writing, especially when referring to historical facts, scientific findings, or legal claims that are supported by reliable sources. This phrase adds credibility to your statements.
Common error
Avoid using "it is attested" in casual conversations or informal writing. Simpler phrases like "it's known" or "it's proven" are often more appropriate and natural in less formal settings.
Source & Trust
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "it is attested" primarily functions as a declarative statement, used to present information as factual based on existing evidence. As Ludwig AI indicates, the phrase is generally correct to use in written English when referring to evidence or proof. The phrase introduces factual information within a sentence.
Frequent in
Science
35%
Encyclopedias
25%
News & Media
20%
Less common in
Wiki
15%
Formal & Business
5%
Reference
0%
Ludwig's WRAP-UP
In summary, "it is attested" is a grammatically sound and frequently employed phrase, predominantly in academic, scientific, and formal contexts. Ludwig AI confirms its correctness when referencing established evidence. To maintain proper usage, reserve "it is attested" for formal writing while opting for simpler alternatives like "it is documented" or "it is verified" in casual settings. Remember that this phrase adds credibility by explicitly indicating evidentiary support.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
it is documented
Focuses on the presence of written evidence rather than general confirmation.
it is recorded
Highlights the act of noting something down, often in an official capacity.
it is verified
Emphasizes the confirmation of truth or accuracy.
it is substantiated
Suggests that claims or evidence have been provided to support something.
it is confirmed
Implies that something has been firmly established or verified as true.
evidence suggests
Shifts the focus to the evidence itself rather than a direct statement of confirmation.
records indicate
Highlights that information has been found through research or examination of files.
sources reveal
Emphasizes that the information is being disclosed from various sources.
studies show
Implies evidence gathered from research or analysis of data.
history indicates
Focuses on historical evidence or records that validate something.
FAQs
How can I use "it is attested" in a sentence?
Use "it is attested" to indicate that something has been verified or confirmed by evidence. For example: "The effectiveness of the treatment is attested by numerous clinical trials."
What are some alternatives to "it is attested"?
You can use alternatives such as "it is documented", "it is recorded", or "it is verified" depending on the context.
Is "it is attested" formal or informal?
"It is attested" is generally considered a formal phrase. It is best suited for academic, scientific, or professional writing rather than casual conversation.
What does "it is attested" mean?
The phrase "it is attested" means that there is evidence or proof to support a claim or statement. It indicates that something has been confirmed or validated.
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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
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested