{"id":50157938,"url":"https://github.com/hashgraph/hedera-sdk-reference","last_synced_at":"2026-05-24T13:31:01.898Z","repository":{"id":60736808,"uuid":"241396372","full_name":"hashgraph/hedera-sdk-reference","owner":"hashgraph","description":"Hedera SDK specification 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returned=1 errno=0 peeraddr=140.82.121.6:443 state=error: unexpected eof while reading","robots_txt_status":"success","robots_txt_updated_at":"2025-07-24T06:49:26.215Z","robots_txt_url":"https://github.com/robots.txt","online":false,"can_crawl_api":true,"host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":["hacktoberfest"],"created_at":"2026-05-24T13:30:59.267Z","updated_at":"2026-05-24T13:31:01.892Z","avatar_url":"https://github.com/hashgraph.png","language":"HTML","funding_links":[],"categories":[],"sub_categories":[],"readme":"# Hedera™ Hashgraph SDK\n\n![Hedera Hashgraph](https://www.hedera.com/logo-capital-hbar-wordmark.jpg)\n\nThis document is the primary reference for the Hedera™ Hashgraph SDKs.\n\nThis document is normative and should be taken as the official specification for\nsemantic operation and classification of an **Official** Hedera™ Hashgraph SDK.\n\n## Reference\n\n### Core\n\n* [`Client`](reference/core/Client.md)\n* [`Status`](reference/Status.md)\n\n---\n\n* [`Transaction`](reference/core/Transaction.md)\n\n---\n\n* [`TransactionId`](reference/core/TransactionId.md)\n* [`TransactionReceipt`](reference/core/TransactionReceipt.md)\n* [`TransactionRecord`](reference/core/TransactionRecord.md)\n* [`TransactionResponse`](reference/core/TransactionResponse.md)\n\n---\n\n* [`Query`](reference/core/Query.md)\n* [`TransactionReceiptQuery`](reference/core/TransactionReceiptQuery.md)\n* [`TransactionRecordQuery`](reference/core/TransactionRecordQuery.md)\n\n### Errors\n\n* [`PrecheckStatus`](reference/error/PrecheckStatus.md)\n* [`ReceiptStatus`](reference/error/ReceiptStatus.md)\n* [`MaxQueryPaymentExceeded`](reference/error/MaxQueryPaymentExceeded.md)\n* [`BadKey`](reference/error/BadKey.md)\n* [`BadMnemonic`](reference/error/BadMnemonic.md)\n* [`BadMnemonicReason`](reference/error/BadMnemonicReason.md)\n\n### Cryptography\n\n* [`Key`](reference/cryptography/Key.md)\n* [`KeyList`](reference/cryptography/KeyList.md)\n* [`PrivateKey`](reference/cryptography/PrivateKey.md)\n* [`PublicKey`](reference/cryptography/PublicKey.md)\n* [`Mnemonic`](reference/cryptography/Mnemonic.md)\n\n### Cryptocurrency\n\n* [`AccountId`](reference/cryptocurrency/AccountId.md)\n* [`AccountInfo`](reference/cryptocurrency/AccountInfo.md)\n\n---\n\n* [`CryptoTransferTransaction`](reference/cryptocurrency/CryptoTransferTransaction.md)\n* [`AccountCreateTransaction`](reference/cryptocurrency/AccountCreateTransaction.md)\n* [`AccountUpdateTransaction`](reference/cryptocurrency/AccountUpdateTransaction.md)\n* [`AccountDeleteTransaction`](reference/cryptocurrency/AccountDeleteTransaction.md)\n\n---\n\n* [`AccountBalanceQuery`](reference/cryptocurrency/AccountBalanceQuery.md)\n* [`AccountInfoQuery`](reference/cryptocurrency/AccountInfoQuery.md)\n* [`AccountRecordsQuery`](reference/cryptocurrency/AccountRecordsQuery.md)\n* [`AccountStakersQuery`](reference/cryptocurrency/AccountStakersQuery.md)\n\n### Smart Contract\n\n* [`ContractId`](reference/contract/ContractId.md)\n* [`ContractInfo`](reference/contract/ContractInfo.md)\n\n---\n\n* [`ContractCreateTransaction`](reference/contract/ContractCreateTransaction.md)\n* [`ContractUpdateTransaction`](reference/contract/ContractUpdateTransaction.md)\n* [`ContractDeleteTransaction`](reference/contract/ContractDeleteTransaction.md)\n* [`ContractExecuteTransaction`](reference/contract/ContractExecuteTransaction.md)\n\n---\n\n* [`ContractBytecodeQuery`](reference/contract/ContractBytecodeQuery.md)\n* [`ContractCallQuery`](reference/contract/ContractCallQuery.md)\n* [`ContractInfoQuery`](reference/contract/ContractInfoQuery.md)\n* [`ContractRecordsQuery`](reference/contract/ContractRecordsQuery.md)\n\n### File\n\n* [`FileId`](reference/FileId.md)\n* [`FileInfo`](reference/FileInfo.md)\n\n---\n\n* [`FileCreateTransaction`](reference/FileCreateTransaction.md)\n* [`FileAppendTransaction`](reference/FileAppendTransaction.md)\n* [`FileUpdateTransaction`](reference/FileUpdateTransaction.md)\n* [`FileDeleteTransaction`](reference/FileDeleteTransaction.md)\n\n---\n\n* [`FileContentsQuery`](reference/FileContentsQuery.md)\n* [`FileInfoQuery`](reference/FileInfoQuery.md)\n\n### Consensus Topic\n\n* [`TopicId`](reference/TopicId.md)\n* [`TopicInfo`](reference/TopicInfo.md)\n\n---\n\n* [`TopicCreateTransaction`](reference/TopicCreateTransaction.md)\n* [`TopicUpdateTransaction`](reference/TopicUpdateTransaction.md)\n* [`TopicDeleteTransaction`](reference/TopicDeleteTransaction.md)\n* [`TopicMessageSubmitTransaction`](reference/TopicMessageSubmitTransaction.md)\n\n---\n\n* [`ConsensusTopicInfoQuery`](reference/ConsensusTopicInfoQuery.md)\n\n### System\n\n* [`SystemDeleteTransaction`](reference/SystemDeleteTransaction.md)\n* [`SystemUndeleteTransaction`](reference/SystemUndeleteTransaction.md)\n* [`FreezeTransaction`](reference/FreezeTransaction.md)\n\n### Network\n\n* [`NetworkVersionQuery`](reference/NetworkVersionQuery.md)\n\n## Contributing\n\nWe welcome participation from all developers!\n\nTo propose a change to the specifications, submit a pull request making the\nchange; or, open an issue for general discussion.\n\nPlease check out\n[contributing guide](https://github.com/hashgraph/.github/blob/main/CONTRIBUTING.md)\nto see how you can get involved.\n\n## Code of Conduct\n\nThis project is governed by the\n[Contributor Covenant Code of Conduct](https://github.com/hashgraph/.github/blob/main/CODE_OF_CONDUCT.md). By\nparticipating, you are expected to uphold this code of conduct. Please report unacceptable behavior\nto [oss@hedera.com](mailto:oss@hedera.com).\n\n## License\n\n[Apache License 2.0](LICENSE)\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fhashgraph%2Fhedera-sdk-reference","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fhashgraph%2Fhedera-sdk-reference","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fhashgraph%2Fhedera-sdk-reference/lists"}