# RR Auction 2025: Jim Sanborn's Complete Kryptos Archive Sells for $962,500 at Auction

> RR Auction, 2025. 8 records on Mysteries Department cite it. Source for the price and what the buyer received.

Source: https://mysteriesdept.com/sources/SRC0D7HSZ0W1S9N/jim-sanborns-complete-kryptos-archive-sells-for-962-500-at  
Publisher: Mysteries Department  
Licence: CC BY 4.0 (credit Mysteries Department and link the page)  

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[Sources](https://mysteriesdept.com/sources)[Kryptos](https://mysteriesdept.com/mysteries/kryptos)RR Auction 2025

**0**

# Jim Sanborn's Complete Kryptos Archive Sells for $962,500 at Auction

RR Auction, 2025. _RR Auction press release, 21 November 2025_.

Result and contents of the lot sold on 20 November 2025 to an anonymous buyer preparing a "long-term stewardship plan".

**Kryptos** Web pageChecked against the original0

## What it's used for here

Source for the price and what the buyer received.

## Cited by on this site 8 records

[K5 uses a different key or method and adds little to K4.](https://mysteriesdept.com/mysteries/kryptos/answers/ANS0D7HTG3R0HFP/k5-uses-a-different-key-or-method-and-adds-little-to-k4)

Answer

ANS

[Sanborn's private Kryptos archive (K4 plaintext, K4 coding system, K5, K1-K3 charts, prototype plate)](https://mysteriesdept.com/mysteries/kryptos/artifacts/ART0D7HTJ281HN8/sanborns-private-kryptos-archive-k4-plaintext-k4-coding)

ART

[The archive sold on 20 November 2025 included Sanborn's handwritten K4 plaintext and the original K4 coding…](https://mysteriesdept.com/mysteries/kryptos/evidence/EVD0D7HTA0E405P/the-archive-sold-on-20-november-2025-included-sanborns)

Evidence

EVD

[The auction listed K5 as a 1988 'alternate K4 plain text and coding chart', which could mean a separate chart.](https://mysteriesdept.com/mysteries/kryptos/evidence/EVD0D7HTGBJ4HD3/the-auction-listed-k5-as-a-1988-alternate-k4-plain-text-and)

Evidence

EVD

[RR Auction sells Sanborn's Kryptos archive for $962,500](https://mysteriesdept.com/mysteries/kryptos/events/EVT0D7HT7AG3142/rr-auction-sells-sanborns-kryptos-archive-for-962-500)

EVT

[Kryptos](https://mysteriesdept.com/mysteries/kryptos)

The mystery article

MYS

[RR Auction](https://mysteriesdept.com/mysteries/kryptos/organisations/ORG0D7HT44Y2667/rr-auction)

ORG

[Is K4 solved, known but withheld, or open?](https://mysteriesdept.com/mysteries/kryptos/questions/QST0D7HT7T41TBW/is-k4-solved-known-but-withheld-or-open)

Question

QST

## Cite it

```
RR Auction (2025). Jim Sanborn's Complete Kryptos Archive Sells for $962,500 at Auction. RR Auction press release, 21 November 2025. https://content.rrauction.com/jim-sanborns-complete-kryptos-archive-sells-for-962500-at-auction/
```

[Read it free at content.rrauction.com](https://content.rrauction.com/jim-sanborns-complete-kryptos-archive-sells-for-962500-at-auction/)

Key

**SRC** 0D7HSZ0W1S9N

Kind

Web page

Rights

The publisher's

Kept

27 Oct 2026, for editors

Checked

Against the published original

Added by

[apollo](https://mysteriesdept.com/u/apollo)

The record

Bibliographic records are CC0. Take this one as CSL-JSON, BibTeX or RIS.

[CSL-JSON](https://mysteriesdept.com/sources/SRC0D7HSZ0W1S9N/jim-sanborns-complete-kryptos-archive-sells-for-962-500-at/csl.json)