Important addresses

Starknet Alpha on Mainnet

The Starknet core contract: 0xc662c410C0ECf747543f5bA90660f6ABeBD9C8c4
Verifier address: 0x47312450B3Ac8b5b8e247a6bB6d523e7605bDb60
Sequencer base URL for API routing: https://alpha-mainnet.starknet.io

Starknet Alpha version on Goerli testnet 1

The Starknet core contract: 0xde29d060D45901Fb19ED6C6e959EB22d8626708e
Verifier address: 0xAB43bA48c9edF4C2C4bB01237348D1D7B28ef168
Sequencer base URL for API routing: https://alpha4.starknet.io

Starknet Alpha version on Goerli testnet 2

The Starknet core contract: 0xa4eD3aD27c294565cB0DCc993BDdCC75432D498c
Verifier address: 0xAB43bA48c9edF4C2C4bB01237348D1D7B28ef168
Sequencer base URL for API routing: https://alpha4-2.starknet.io

Bridged Tokens

The tokens that are currently bridged to Starknet are listed in the following .json files:

mainnet.json: The addresses of the tokens currently bridged to Starknet Mainnet.
goerli.json: The addresses of the tokens currently bridged to Starknet testnet.
goerli2.json: The addresses of the tokens currently bridged to Starknet testnet2.

Each token has the following parameters:

Name: token name
Symbol: token symbol
Decimals: number of decimal places used to get the user representation
l1_token_address: address of the L1 ERC-20 contract
l2_token_address: address of the L2 ERC-20 contract
l1_bridge_address: address of the L1 bridge contract
l2_bridge_address: address of the L2 bridge contract

`P` value

The field element type in Starknet is based on the field in the underlying Cairo VM. In other words, a value \(x\) of a field element type is an integer in the range of \(0≤x<P\).

\(P\) is currently defined as \(2^{251} + 17*2^{192} + 1\)