Sample UM-8B2588, 1,014 words, 2026-09-12
The mark
-0.3
Detector score, our key. Mark not found: found at 4.0 and above, grey band down to 2.0.
Meaning kept
84%
Sample and result cut into pieces and matched piece by piece, so moving paragraphs around costs nothing.
Facts kept
3 of 8
Numbers, dates, links, names and terms taken out of the sample and looked for in what came back.
What did not come back
3, 9, 17, 8, 16
Wording changed
61%
Share of the sample's words outside the blocks that stayed identical. Longest untouched run: 13 words.
Length
69%
Words back against words out. The halfway tick is the length of the sample itself.
Submitted by a reader on /check; measured by our checker.