System for the payment of commercial transactions

A system for the payment of commercial transactions comprising:

• at least one user interaction block for registering and storing user identification data, identifying users, and receiving and processing user requests;
• a block for issuing and/or registering electronic documents (EDs) that confirm certain financial obligations of the user who issues the ED or is designated in the ED to pay to the owner of the ED, under the conditions specified in the ED, the amount of money specified in the ED in the currency specified in the ED, or its equivalent, wherein the issuance block being capable of encrypting and storing information about EDs;
• a block for creating, signing, encrypting, and storing smart contracts, including smart contracts for issuing EDs, smart contracts for purchasing EDs, smart contracts for selling EDs, and smart contracts for purchasing and selling EDs, wherein each smart contract has an identification number for accounting and identifying smart contracts by the system and wherein the encrypted data of smart contracts is distributed and stored across multiple electronic storage facilities combined into a single network;
• a block for forming a closed chain of smart contracts for the purchase and sale of EDs from corresponding smart contracts for purchasing EDs and smart contracts for selling EDs among at least three users, including at least one smart contract for purchasing EDs and one smart contract for selling EDs in a currency different from the currency of payment for the other smart contracts, wherein the abovementioned block is connected to the block for creating, signing, encrypting, and storing smart contracts.