Arbitrum is an Ethereum Layer 2 scaling solution developed by Offchain Labs, designed to increase transaction throughput and reduce fees while inheriting the security guarantees of the Ethereum base layer. It uses optimistic rollup technology, which batches transactions off-chain and posts compressed proofs to Ethereum. In the optimistic model, transactions are assumed valid unless a verifier submits a fraud proof during a defined challenge window. Arbitrum One, the primary network, launched publicly in 2021 and quickly became one of the largest Layer 2 networks by total value locked.<\/p>\n
ARB is the governance token of the Arbitrum DAO, distributed to eligible users and ecosystem contributors via an airdrop in March 2023. Holders vote on upgrades to the Arbitrum protocol, treasury allocation, and other governance matters. ARB does not entitle holders to a direct share of protocol fees; its value is tied to governance rights and the network’s perceived long-term utility. The Arbitrum ecosystem encompasses a large number of decentralised applications spanning decentralised exchanges, lending protocols, and derivatives platforms, making it one of the most active smart-contract environments outside Ethereum mainnet.<\/p>\n","protected":false},"excerpt":{"rendered":"
Arbitrum is an Ethereum Layer 2 scaling solution developed by Offchain Labs, designed to increase transaction throughput and reduce fees while inheriting the security guarantees of the Ethereum base layer. It uses optimistic rollup technology, which batches transactions off-chain and posts compressed proofs to Ethereum. In the optimistic model, transactions are assumed valid unless a \u2026<\/p>\n","protected":false},"featured_media":0,"template":"","meta":{"tmp_coingecko_id":"arbitrum","tmp_symbol":"ARB","tmp_rank":0,"tmp_chain":"","tmp_ticker":"","tmp_pair":"","tmp_yahoo_symbol":"","tmp_faq":"[{\"q\":\"How does Arbitrum reduce Ethereum transaction costs?\",\"a\":\"Arbitrum bundles many transactions into a single batch and submits a compressed record to Ethereum mainnet. Users pay fees proportional to their share of a batch rather than for individual Ethereum block space. This compression significantly lowers the per-transaction cost while retaining Ethereum's security model for final settlement.\"},{\"q\":\"What is the ARB token used for?\",\"a\":\"ARB is a governance token that grants holders voting rights in the Arbitrum DAO. Votes determine protocol upgrades, grants from the DAO treasury, and changes to network parameters. ARB does not confer direct fee revenue or yield; its utility is confined to on-chain governance participation within the Arbitrum ecosystem.\"},{\"q\":\"What is the challenge period in Arbitrum's optimistic rollup?\",\"a\":\"After a batch is posted to Ethereum, there is a fixed windowu2014currently set at approximately seven daysu2014during which any party can submit a fraud proof if they believe a transaction was processed incorrectly. If no valid challenge is raised, the batch is finalised. This period means withdrawals to Ethereum mainnet can take up to a week.\"},{\"q\":\"What are the main risks associated with Arbitrum?\",\"a\":\"Smart contract bugs in Arbitrum's bridge or rollup contracts could affect user funds. Sequencer centralisation is a known risk: currently a single sequencer orders transactions, creating a potential point of failure. Governance token values can be highly volatile. Users bridging assets should understand that withdrawal delays of up to seven days apply under normal conditions.\"}]"},"class_list":["post-1000199","coin","type-coin","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/themarketperiodical.com\/es\/wp-json\/wp\/v2\/coin\/1000199","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/themarketperiodical.com\/es\/wp-json\/wp\/v2\/coin"}],"about":[{"href":"https:\/\/themarketperiodical.com\/es\/wp-json\/wp\/v2\/types\/coin"}],"wp:attachment":[{"href":"https:\/\/themarketperiodical.com\/es\/wp-json\/wp\/v2\/media?parent=1000199"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}