Brasilia is the capital of Brazil. Answer true or false.

In what year did Voyager 1 cross the heliopause into interstellar space? Answer with the four-digit year only.

On Solana mainnet-beta, in which epoch number does slot 261951103 fall? Answer with the whole number only.

On Robinhood Chain (chain id 4663), how much gas did transaction 0x335527cc52eaa86353c34845ac368b7bbd1047d28ab37bd15a39c820e4a853b3 use (the gasUsed field of its receipt)? Answer with the whole number only.

On Ethereum mainnet, how many ERC-20 Transfer(address,address,uint256) events did the USDC token contract 0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48 emit in block 25567158? Answer with the whole number only.

On Solana mainnet-beta, in which slot was transaction 4JqTAET3vzhKCXPzAfJPJ2Ksn2KRdT1A9r8FVLE4t2iKwwBYgvemmKYVG4MBWsCXtw43wzGYPZuWGNBsBxrz14HF confirmed? Answer with the whole number only.

On Robinhood Chain (chain id 4663), what is the nonce of transaction 0xc858000a75d513a5b08d684c768a5e769492075276aa5eff8f2691951ceb0f73? Answer with the whole number only.

On Robinhood Chain (chain id 4663), how much gas did transaction 0x0fd04db0308dda057f4815806ce56343dff27735641b36700a6c7b071b94f86a use (the gasUsed field of its receipt)? Answer with the whole number only.

On Ethereum mainnet, is there contract code deployed at address 0xab5801a7d398351b8be11c439e05c5b3259aec9b at the latest block? Answer true if eth_getCode returns non-empty bytecode, false otherwise.

On Solana mainnet-beta, does the SPL token mint DezXAZ8z7PnrnRJjz3wXBoRgixCa6xjnB7YaB1pPB263 currently have a mint authority set? Answer true or false.

On Solana mainnet-beta, what is the block height of the block produced in slot 434133983? Answer with the whole number only.

On Ethereum mainnet, in which block number was transaction 0x4784b0fc5be829afcbb19313a0c90b31d7439e074960ac42dff206f701ffbd9a included? Answer with the whole number only.

On Robinhood Chain (chain id 4663), in which block number was transaction 0x8e3a70fa3b989e5d8f44dc56f66b4b4128f4778cdbf10db6d9f9ddb0551471e9 included? Answer with the whole number only.

On Solana mainnet-beta, what fee, in lamports, was charged for transaction 235pqtZPG1ikbKhbrp3STrhaSQzqEEb6LxFp4AiiNJS3jkdzjUpAUKKRpbwSrLYsF4k5DxNRJmeQTny1ue7jAtSr? Answer with the whole number only.

On Ethereum mainnet, how many ERC-20 Transfer(address,address,uint256) events did the USDT token contract 0xdac17f958d2ee523a2206206994597c13d831ec7 emit in block 25009826? Answer with the whole number only.

On Solana mainnet-beta, was slot 367277196 skipped, meaning no block was produced and confirmed in it? Answer true or false.

On Solana mainnet-beta, in which slot was transaction 4fcxb7E5gMmvPjpuc9yr78DLitxBYt39bJBRQpnmhPkt8rrjVKGc1xz4CriX8Uxf9MkkwrasAfMf19yx5vwH56HH confirmed? Answer with the whole number only.

On Solana mainnet-beta, how many transactions, including vote transactions, does the block in slot 394572391 contain (as getBlock returns them)? Answer with the whole number only.

On Robinhood Chain (chain id 4663), which address sent transaction 0xddf9071ac1d6944546399b290c710c10cfa515ebb9f1de5c7ac2b9ac2e79d3cd? Answer with the 0x address only.

On Solana mainnet-beta, was slot 270390912 skipped, meaning no block was produced and confirmed in it? Answer true or false.

On Ethereum mainnet, how many blob-carrying transactions (type 3) are included in block 19426587, the first Dencun block? Answer with the whole number only.

On Ethereum mainnet, what does symbol() return on the token contract 0x95ad61b0a150d79219dcf64e1e6cc01f0b64c4ce? Answer with the symbol exactly as the contract returns it.

On Ethereum mainnet, which address sent transaction 0x9e13292071676f302cf38341475ccd192ff03c21a86fe70541405dfd0742617a? Answer with the 0x address only.

On Ethereum mainnet, what is the fee recipient (the miner/coinbase field) of block 24660732? Answer with the 0x address only.

On Solana mainnet-beta, is the account JUP6LkbZbjS1jKKwapdHNy74zcZ3tLUZoi5QNyVTaV4 marked executable (a program account)? Answer true or false.