Endpoint · computePOSTcheckdigit.openverbs.com/v1/ean

Validate a GTIN barcode number — EAN-8, UPC-A (12), EAN-13 or GTIN-14 — by the standard mod-10 check digit.

Validate a GTIN barcode number — EAN-8, UPC-A (12), EAN-13 or GTIN-14 — by the standard mod-10 check digit. Length selects the scheme.

UNRATEDListed

Overview

Grade?

UNRATED

0 of 30 paid calls toward a letter

Price

$0.002 per call

Paid calls

none yet

delivery unknown until someone pays

Seller?

URL

https://checkdigit.openverbs.com/v1/ean

Seen

first 28 days ago · last 15 hr ago

52 free handshakes

Pays through

x402 · MPP evm, tempo

Offered on?

Base USDC, Tempo 0x8335…2913

Listed on?

Base

No paid calls yet.

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

Verify it yourselfnpx teppi-check https://checkdigit.openverbs.com/v1/eancurl -s https://api.teppi.xyz/v1/trust/cap_01M1TKXTGVM7SK3J3PGG5DHM2Z