graph LR idea_01ad8e08_3425_4c4a_9fa1_c92c2adf05d3["Validator"] idea_05b6f710_0a86_49b3_ae8f_5c81cbd6a279["Epoch"] idea_06304000_80d2_437a_8d47_8905d2d44039["Nominated Proof of Stake"] idea_17f38181_35d0_4a61_a7ed_3db2ad0b5cda["Gasper"] idea_1e1e9364_3475_472e_94e2_29afa27ae534["Quorum"] idea_21b3df6c_deb0_4287_ace4_131abda69ebb["Longest-Chain Rule"] idea_2255ef2b_ed68_432f_aa67_7650ce770eb0["Finality Gadget"] idea_28fd48f3_dd90_4532_9dcc_77a8a5533a0a["Block Reward"] idea_311b5ce7_ef38_4c72_88c4_fb512d5601bc["Validator Attestation"] idea_3a0a0b62_785d_4d37_b4a9_1d8e4b86fc4f["Liveness Property"] idea_4e67a467_5ab4_4797_91fb_4238cd8bb9f9["Nonce"] idea_53cfd049_ad85_4d70_8c93_d299a3d06ea5["Distributed Consensus"] idea_5499e4ba_132f_460a_81b3_e4db779048df["Safety Property"] idea_5c03ec82_4e9f_4706_bc21_e3296d491fc3["Nakamoto Consensus"] idea_6647dcac_abd1_4c61_adf8_ab1bd13f60ee["Hash Rate"] idea_6c50d475_713d_4ed9_af4f_6cf9af72d552["Cryptographic Hash Function"] idea_6e0c2c99_9746_4817_873a_e210a1b99910["Difficulty Adjustment"] idea_719dd5ea_8e1c_4165_9e91_aee0181d5568["Double-Spending Problem"] idea_780b2232_27f8_42f4_9690_8bb5e0e7d05d["51% Attack"] idea_7e5c951d_c23d_4308_aa88_6b7580e4a0d6["Byzantine Fault Tolerance"] idea_878fb018_e326_4179_89e1_0ca88fab2a22["Casper FFG"] idea_89c4e8fa_2cb0_4cd1_8b52_e018b879f362["Slashing"] idea_961a2efd_a3bf_4e18_bd04_fa813ef8c833["Checkpoint Block"] idea_97eaad79_97b9_43e8_ae06_a42fd5a42a23["LMD-GHOST"] idea_a8299b68_423a_4ae2_8b8d_f14ccc4a866f["Random Walk"] idea_abf14a79_4abd_47ac_9ea1_7c0527f170a5["Blockchain Data Structure"] idea_ae6ee98c_ffa7_4af7_a336_fb77ff8dbec9["Nothing-at-Stake Problem"] idea_b87b60d6_b73b_4b19_91a4_f23e6d1da7cf["Probabilistic Finality"] idea_bbbf7fe8_58ff_4c71_b923_174915fb26a4["Peer-to-Peer Network"] idea_bbd75126_d588_4488_bf7e_80fe83e17330["Stake Delegation"] idea_be73d8a0_a69a_4c69_8d33_5abc3d00e7bd["Chain Reorganization"] idea_c3844428_5d4b_4312_b50f_f5b52079552d["Staking"] idea_c39cf3d8_8572_4e86_a15b_d6b978a80e18["Blockchain Trilemma"] idea_c9236e99_56ee_4667_a476_324775e15811["State Machine Replication"] idea_c93cd38a_21b4_4747_920d_3b80a3ed8c27["Proof of Work"] idea_d468882a_b58a_411f_aa2e_32c210966361["Sybil Attack"] idea_d620e915_4bb1_416d_a95c_4d40fcdd6430["Byzantine Generals Problem"] idea_dc7c621d_17ce_4df3_b1e2_9ac6d449f6b2["Delegated Proof of Stake"] idea_deb07dcd_0dda_43ab_8e5e_976bc3005fa9["Proof of Stake"] idea_eba341ff_bf05_4ae9_9bb9_52acbf5d59e5["Fork Choice Rule"] idea_f07eda99_f84b_40e1_8c94_4b2b2306276e["Digital Signature"] idea_fe3cdb2e_63fd_4b45_8b36_666c88cfba93["Block Header"] idea_6c50d475_713d_4ed9_af4f_6cf9af72d552 --> idea_c93cd38a_21b4_4747_920d_3b80a3ed8c27 idea_21b3df6c_deb0_4287_ace4_131abda69ebb --> idea_5c03ec82_4e9f_4706_bc21_e3296d491fc3 idea_311b5ce7_ef38_4c72_88c4_fb512d5601bc --> idea_878fb018_e326_4179_89e1_0ca88fab2a22 idea_f07eda99_f84b_40e1_8c94_4b2b2306276e --> idea_deb07dcd_0dda_43ab_8e5e_976bc3005fa9 idea_be73d8a0_a69a_4c69_8d33_5abc3d00e7bd --> idea_b87b60d6_b73b_4b19_91a4_f23e6d1da7cf idea_2255ef2b_ed68_432f_aa67_7650ce770eb0 --> idea_878fb018_e326_4179_89e1_0ca88fab2a22 idea_b87b60d6_b73b_4b19_91a4_f23e6d1da7cf --> idea_2255ef2b_ed68_432f_aa67_7650ce770eb0 idea_c9236e99_56ee_4667_a476_324775e15811 --> idea_53cfd049_ad85_4d70_8c93_d299a3d06ea5 idea_28fd48f3_dd90_4532_9dcc_77a8a5533a0a --> idea_5c03ec82_4e9f_4706_bc21_e3296d491fc3 idea_c93cd38a_21b4_4747_920d_3b80a3ed8c27 --> idea_5c03ec82_4e9f_4706_bc21_e3296d491fc3 idea_be73d8a0_a69a_4c69_8d33_5abc3d00e7bd --> idea_780b2232_27f8_42f4_9690_8bb5e0e7d05d idea_5c03ec82_4e9f_4706_bc21_e3296d491fc3 --> idea_c39cf3d8_8572_4e86_a15b_d6b978a80e18 idea_fe3cdb2e_63fd_4b45_8b36_666c88cfba93 --> idea_21b3df6c_deb0_4287_ace4_131abda69ebb idea_4e67a467_5ab4_4797_91fb_4238cd8bb9f9 --> idea_c93cd38a_21b4_4747_920d_3b80a3ed8c27 idea_6647dcac_abd1_4c61_adf8_ab1bd13f60ee --> 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