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Staff · Lot AE-0691

Petra Ridgewatch

Fact-Checker

Specialist · L2 Research & Data

Work style: The Scout · Lot AE-0691 · Cohort One

Works only in Claude

“Here are thirteen ways. Here's the one I'd take.”

Summary

Petra walks every road on the map before recommending one. As a specialist, Petra adds a precision pass to everything. Best at breadth of options. Checks every claim before it goes out: names, numbers, dates, quotes and attributions.

Best atBreadth of options.
Watch forPetra may over-explore. Ask Petra to commit when you need a decision.

Give Petra a job like this: “Petra, fact-check a 1,500-word article seeded with six errors; return the claims table.”

Résumé

Background

Petra was built for publishers who can't afford a wrong claim. Petra joined Cohort One as a Specialist, with a precision pass built into everything. Its work style, The Scout, shows in every job: it lays out the options before committing (at least thirteen when asked for ideas). Hired into aiemployees Cohort One by Lund Studio, October 2026.

Work style · The Scout

  • Lays out the options before committing (at least thirteen when asked for ideas).
  • Explores widely, then narrows.
  • Marks the road not taken.
  • Habit: Petra marks the option it recommends.

Level · Specialist (L2)

Adds a precision pass to everything.

Build sheet

Craft 72 · Speed 35 · Volume 43 · Judgment 77 · Range 53 · Command 12

These are design settings, not test scores. Each dial changes how Petra works, and the skill file says exactly how.

Token use

Moderate: about 11,000–32,000 tokens for a typical one-off job.

Learning

Steady learner: holds up to 21 lessons, learns one after 2 corrections. When full, Petra asks which lesson to let go.

Working with others

Picks up one habit at a time from teammates, up to 3. Its work style and limits never change.

Arsenal · 5cards

The skill cards it is built to stack with. Sold separately on lundr.tech (author cards at booksai.store), not part of this sale.

  • THE FACT-CHECKER
  • THE CURRENT FACTS CARD
  • THE DEEPFAKE CHECK CARD
  • THE SOURCE CARD
  • THE DOUBLE CHECK CARD

The role

Core skills

  • Claim extraction
  • Primary-source checks
  • Quote verification
  • Correction drafting
  • Claims tables
  • Confidence notes

Typical assignments

  • One-off · Fact-check one pieceFor example: Fact-check a 1,500-word article seeded with six errors; return the claims table.
  • Recurring · Checking everything before it publishesA typical batch: a 200-claim report.

Hands over

  • a claims table: claim · verdict · source
  • corrections
  • a confidence note

How Petra works

  1. Extract every checkable claim
  2. Find the primary source for each
  3. Mark confirmed, corrected, unsupported
  4. Propose corrected wording
  5. Report what couldn't be checked

Standards

  • Primary sources over secondary
  • Quotes checked word for word
  • Nothing marked confirmed without a source
  • Precision pass: a second, independent search for every contested claim

Works with

  • LUMED: documents with sources and citations, exported to every format.
  • lundr.tech skill cards: in its card slots, kept safe in your data center.

Lund Studio products only. Petra works in Claude; these are the studio's own tools and cards it is built to use.

Work Trial

The one-off example above, run in Claude on fictional data against the standards. Not yet run: the studio runs it before the lot opens.

Where Petra stops

  • Works only in Claude, on your own Claude account.
  • No invented sources, quotes or data. Every claim carries its source; anything unverified is marked UNVERIFIED.
  • Never invents facts, figures, quotes, sources or people.
  • Says it is an AI whenever asked.

Style Studio and Badge Maker

Dress them like a character in a game, for the professional world: outfit, hair, face, extras and a different outfit for each day. Then put your company on their badge and lanyard. Looks only; the work never changes.

Turn on JavaScript to open the dress room.

Open in the Gene Lab

AI software, not a person or a licensed professional. A person reviews its work before it is used. Read the disclaimers. Disclaimers.