ScriptMasterLabs.com · x402 Directory
Barcode & ISBN validator
Resource: https://api.vextorium.com/v1/barcode-validate · Directory page generated 2026-11-06T14:33:38.539Z from live sources.
The facts, as last reported 2026-11-06T14:27:18.134Z: this resource answers x402 payment challenges at 0.003 USDC on Solana (exact), pay to HcjfmZLgWRZzwj4deEiS7pewc4KBYSw39mW5nTyt3pz2. It is reported by Coinbase CDP and its directory state is live.
What it does
Validate EAN-8, EAN-13, UPC-A, GTIN-14, ISBN-10 and ISBN-13: check digit (and the expected one if wrong), code type, GS1 prefix and registering country, plus ISBN-10/13 conversion.
Payment options
| Network | Scheme | Asset | Amount | Pay to |
|---|---|---|---|---|
| Solanasolana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp | exact | USDCEPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v | 0.0033000 atomic | HcjfmZLgWRZzwj4deEiS7pewc4KBYSw39mW5nTyt3pz2 |
| XRPLxrpl:0 | exact | 524C555344000000000000000000000000000000 | 00.003 atomic | rEac5rTEr7y81iEyrMTrHCRbnktSE2pNCp |
| XRPLxrpl:0 | exact | XRPXRP | 0.002312310 atomic | rEac5rTEr7y81iEyrMTrHCRbnktSE2pNCp |
| Baseeip155:8453 | exact | USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 | 0.0033000 atomic | 0xb9f06D2734B7E9D7b21B64C4D8b95bd774b71aCf |
| Polygoneip155:137 | exact | USDC0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359 | 0.0033000 atomic | 0xb9f06D2734B7E9D7b21B64C4D8b95bd774b71aCf |
| Optimismeip155:10 | exact | USDC0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85 | 0.0033000 atomic | 0xb9f06D2734B7E9D7b21B64C4D8b95bd774b71aCf |
Verification — the enrichment record
| Verification state | facilitator-reported |
|---|---|
| Verified / reported at | 2026-11-06T14:27:18.134Z |
| Settlement recency | listing last updated 2026-11-06T13:24:28.477Z at its source |
| Freshness | live — last reported 2026-11-06T14:27:18.134Z, listing last updated at source 2026-11-06T13:24:28.477Z |
| Reporting facilitator | Coinbase CDP |
| Sources | cdp |
| Tags | barcode, ean, upc, isbn, gtin |
Call it
An unpaid call returns the live 402 challenge — that challenge, not this page, is the price quote:
curl -i "https://api.vextorium.com/v1/barcode-validate"
Pay it with any x402 client on Solana, XRPL, Base, Polygon, Optimism. Networks: Solana · XRPL · Base · Polygon · Optimism