fn_at_validate

Offline validator for an Austrian Firmenbuchnummer (FN), the company register number.

Offline validator for an Austrian Firmenbuchnummer (FN), the company register number. Normalizes the numeric part (1-6 digits, left-padded to 6 for calculation), computes the modulo-11 check letter using weights 2,1,2,1,2,1 (Luhn-style digit reduction for products >=9 by subtracting 9) and the standard letter table (0=p,1=a,2=b,3=c,4=d,5=e,6=f,7=g,8=h,9=i,10=k), and compares it to the supplied check letter.

UNRATEDListed

Overview

Grade?

UNRATED

0 of 30 paid calls toward a letter

Price

$0.001 per call

Paid calls

none yet

delivery unknown until someone pays

More info

Seller?

0x318d34fa…a88b3dbe

URL

https://toll402.dev/v1/t/fn_at_validate

MCP server on this host: dev.toll402/toll402-mcp

Seen

first 24 days ago · last 9 hr ago

44 free handshakes

Payment

Pays through

x402

Offered on?

Base USDC

Listed on?

Base

Paid calls

No paid calls yet.

Delivery is unknown until someone pays. A handshake only shows it asks for payment.

Verify it yourselfnpx teppi-check https://toll402.dev/v1/t/fn_at_validatecurl -s https://api.teppi.xyz/v1/trust/cap_01M24XF1NMK07HTRE90VND26H5