Hedera Help

Mainnet at Open Access

• How many nodes will be on the Hedera mainnet (beta) at open access?
• How long will the Hedera mainnet remain in beta?
• Will the mainnet (beta) continue to have scheduled maintenance after open access?
• Will the mainnet (beta) be throttled?

Network & Services

• Who can run a Hedera mirror node?
• What is a Hedera Improvement Proposal (HIP)?
• Where can I find the status of Hedera's mainnet and testnet?
• When was the genesis of the Hedera DLT, and what historical records are kept?
• Approximately how much would it cost to store all txs history without a mirror network? Is it realistically affordable for a startup?
• When will the codebase be available to review by the public?
• See all 25 articles

Fees

• What does a COST_ANSWER query return?
• Are there any free operations?
• How is Solidity gas accounted for in determing the fee for a smart contract operation?
• Who pays for threshold records?
• How many accounts are associated with an hbar transfer?
• How is the fee for a query paid?
• See all 18 articles

Hedera Governing Council

• Is there a limit to the number of companies from any one industry that can be on the Council at any given time?
• What Council decisions require unanimous votes rather than 2/3rds?
• What are the requirements from the Council members, i.e. how much of an obligation do they sign on for?
• How frequently will the Council members meet?
• Who owns Hedera Hashgraph, LLC? Who owns the coins in the treasury?
• Since some of the Council members are large global companies, did they join at the parent level or through a subsidiary?
• See all 13 articles

Hashgraph Consensus Algorithm

• How much bandwidth overhead does gossip about gossip add to messages?
• Have any non-Carnegie Mellon professors or academics verified hashgraph as asynchronous Byzantine fault tolerant (ABFT)?
• Who generates the timestamp on a transaction?
• What is 'gossip about gossip and 'virtual voting'?
• Why was hashgraph invented?
• Is the hashgraph consensus algorithm patented?
• See all 12 articles

Running a Network Node

• Who can run a Hedera mainnet node?