OCR manual proofreading - accuracy paramount

Overview
Two weeks ago I hired someone for this task and the work was unusable.
Do not apply unless you:
can follow detailed instructions exactly
are willing to manually check your work
Data
Raw folders (top link) + PDFs (bottom link, same material, lower res):
https://www.dropbox.com/scl/fo/ixwakdbgdhodiq9sqlbk6/AAuJLgrYLb2WB1a--E_b76A?rlkey=y0f9poa3t1rpalmemh2qljs2n&st=yp5f8q0t&dl=0

https://www.dropbox.com/scl/fo/0hffxzzltdbx7z0koew3a/AFCl98iUlBpUN180vatAaXI?rlkey=0m1uzuig0hg1xj2ugg5ns2rtp&st=xj6g51u1&dl=0

Poor OCR that needs correcting - but please note, not all the folders have OCR because the previous freelancer did such a bad job
https://www.dropbox.com/scl/fo/w8bg7k6y9xkq30thxipda/AA2hhtWQVkfdVHBvbnxxpYM?rlkey=cxbgqy0a5r5gqyl0ibh5r5uzb&st=ydh6jeqb&dl=0
Payment Structure
£30 initial deposit
Deliver 10 complete .txt files (one per folder) as a sample
Work will be reviewed for accuracy before continuing
OCR Transcription Instructions (Mandatory)
1. File Structure
One folder = one .txt file
Include all documents in that folder
2. Document Format (Exact)
==============================
ARCHIVE_FOLDER: TBUK1
DOCUMENT_ID: TBUK1_01
DATE: (exactly as written or Unknown)
PLACE: (exactly as written or Not stated)
Then the transcription.
3. Numbering
Sequential: TBUK1_01, TBUK1_02, etc.
No skipping
No restarting within folder
4. Multi-page Documents
A document may span multiple pages or PDFs
It must remain ONE DOCUMENT_ID
5. Transcription Rules
You must:
copy text exactly
preserve paragraphs and headings
You must not:
correct spelling
rewrite
summarise
clean or improve the text
6. Illegible Text
Use: [illegible] or [illegible text]
Do not guess
7. Remove Only
page numbers
obvious scan artefacts
8. Duplicates
duplicate pages → transcribe once
overlapping scans → remove repetition
9. Diagrams
Do not transcribe drawings.
Use:
HAND-DRAWN ENGINEERING DRAWING
10. Metadata
DATE: exact or Unknown
PLACE: exact or Not stated
do not infer
11. Output
.txt only
UTF-8 encoding
no formatting