{"id":13512338,"url":"https://github.com/openblockchains/programming-blockchains","last_synced_at":"2025-04-04T22:03:02.419Z","repository":{"id":37390996,"uuid":"125402099","full_name":"openblockchains/programming-blockchains","owner":"openblockchains","description":"Programming Blockchains Step-by-Step book / guide. Let's build blockchains from scratch (zero) step by step. Let's start with crypto hashes...","archived":false,"fork":false,"pushed_at":"2021-01-02T10:52:07.000Z","size":553,"stargazers_count":672,"open_issues_count":0,"forks_count":70,"subscribers_count":30,"default_branch":"master","last_synced_at":"2025-03-25T16:55:50.769Z","etag":null,"topics":[],"latest_commit_sha":null,"homepage":"","language":"Ruby","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":"cc0-1.0","status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/openblockchains.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":"LICENSE.md","code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null}},"created_at":"2018-03-15T17:18:42.000Z","updated_at":"2025-03-18T19:27:37.000Z","dependencies_parsed_at":"2022-07-07T23:09:34.462Z","dependency_job_id":null,"html_url":"https://github.com/openblockchains/programming-blockchains","commit_stats":null,"previous_names":[],"tags_count":0,"template":false,"template_full_name":null,"repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/openblockchains%2Fprogramming-blockchains","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/openblockchains%2Fprogramming-blockchains/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/openblockchains%2Fprogramming-blockchains/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/openblockchains%2Fprogramming-blockchains/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/openblockchains","download_url":"https://codeload.github.com/openblockchains/programming-blockchains/tar.gz/refs/heads/master","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":247256104,"owners_count":20909240,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2022-07-04T15:15:14.044Z","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":[],"created_at":"2024-08-01T03:01:44.589Z","updated_at":"2025-04-04T22:03:02.397Z","avatar_url":"https://github.com/openblockchains.png","language":"Ruby","readme":"\r\nSee the live version @ [`yukimotopress.github.io/programming-blockchains-step-by-step`](http://yukimotopress.github.io/programming-blockchains-step-by-step)\r\n\r\n---\r\n\r\n\r\n# Programming Blockchains Step-by-Step Book / Guide\r\n\r\n_Let's build blockchains from scratch (zero) step by step.\r\nLet's start with crypto hashes ..._\r\n\r\n\r\nby [Gerald Bauer](https://github.com/geraldb), et al\r\n\r\n\r\n- [(Crypto) Hash](01_crypto_hash.md)\r\n- [(Crypto) Block 'n' (Crypto) Block with Proof-of-Work](02_crypto_block.md)\r\n- [Blockchain 'n' Blockchain Broken?](03_blockchain.md)\r\n- [Timestamping](04_timestamping.md)\r\n- [Mining, Mining, Mining](05_mining.md)\r\n- [Bitcoin, Bitcoin, Bitcoin](06_bitcoin.md)\r\n\r\nTo be continued\r\n\r\n\u003c!-- break\r\n  - [(Crypto) Block with Transactions (Tx)](manuscript/README.md#crypto-block-with-transactions-tx)\r\n--\u003e\r\n\r\n- [References / Links](A1_resources.md)\r\n\r\n\r\n\r\n## License\r\n\r\n![](https://publicdomainworks.github.io/buttons/zero88x31.png)\r\n\r\nThe Programming Blockchains Step-by-Step book / guide\r\nis dedicated to the public domain.\r\nUse it as you please with no restrictions whatsoever.\r\n\r\n\r\n---\r\n\r\nFor more blockchain books, see the [**Best of Crypto Books page »**](https://openblockchains.github.io/crypto-books/)\r\n","funding_links":[],"categories":["Ruby"],"sub_categories":[],"project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fopenblockchains%2Fprogramming-blockchains","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fopenblockchains%2Fprogramming-blockchains","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fopenblockchains%2Fprogramming-blockchains/lists"}