verify

Japanese qualified-invoice verification / 適格請求書・インボイス登録番号検証: validate a T+13 digit registration number against Japan's NTA registry and return registered, cancelled, or not-found status, corporate number, and dates. / T+13桁の適格請求書登録番号を国税庁データと照合し、登録・取消・未検出の状態、法人番号、日付を返します。

UNRATEDDelisted

Overview

Grade?

UNRATED

0 of 30 paid calls toward a letter

Price

$0.01 per call

Paid calls

none yet

delivery unknown until someone pays

More info

Seller?

0xe4a4e5b2…c770572f

URL

https://api.jpverify.com/jp-invoice/verify

Seen

first 35 days ago · last 19 days ago

45 free handshakes

Payment

Pays through

x402

Offered on?

Base USDC

Listed on?

Base

Score, from free handshakes onlyweights 2026.09.3

UN
RATED

0.312 liveness verified, no letter

To a letter · 30 paid calls

0 of 30

Held down by liveness · gap to 1.000 is 0.688: 0.030 uncertain ? + 0.658 short ? · 0.138 to D

How the composite of 0.312 is made up, part by part
Component	Weight	Measured	Lower bound ?		Adds	Short ?	Uncertain ?
livenesscosts the most it answered at all	0.60	0.24	0.186		0.112	−0.458	−0.030
latency p95 it answered as fast as its class	0.20	0.00	0.000		0.000	−0.200	0
price stability the price stayed where it was listed	0.20	1.00	1.000		0.200	0	0
Composite	1.00		0.312	gap to 1.000 = 0.688 · 0.658 short · 0.030 uncertain	0.312	−0.658	−0.030

Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check

The multiplication, written out

  0.600 × 0.186   liveness       
+ 0.200 × 0.000   latency p95    
+ 0.200 × 1.000   price stability
= 0.312           → UNRATED: 43 of 30 paid calls      weights 2026.09.3 · 43 samples · seed cap_01M1A59SNS31QD8KS0BYTCS6KY|2026-08-23T00:22:49.006Z|2026.09.3

Verify it yourselfnpx teppi-check https://api.jpverify.com/jp-invoice/verifycurl -s https://api.teppi.xyz/v1/trust/cap_01M1A59SNS31QD8KS0BYTCS6KY