Offline validator for a French SIREN (9-digit business identifier). Normalizes input (strips spaces/dashes), verifies the Luhn checksum (doubling every second digit from the right, summing digits, total divisible by 10), and flags the known La Poste exception (SIREN 356000000) which is a legitimately assigned number.
| Network | Scheme | Amount | Pay To |
|---|---|---|---|
| Base | exact | $0.001000 USDC | 0x318d...3dbe |