Proof of

• Proof of Work (PoW): Bitcoin (SHA-256)
• Proof-of-history (PoH): Solana
• Proof-of-Authority (PoA)
• Proof for ownership
• Proof of Stake (PoS): Ethereum
• Proof of Reserve (PoR)
• Proof-of-Transfer (PoT)
• Proof-of-history (PoH)
• Proof of Existence (PoE)
• Proof-of-Replication (PoRep)
• Proof of space
• POAPs
• DPoS

Related

• DAG
• CryptoNight
• Equihash
• Scrypt, NeoScrypt
• Quark
• SHA-256
• X11, X13
• DBft, DPoR
• Trusted timestamping
• Cryptographic proof
• PoD
• PoP

See also

• Proof of, Trusted timestamping, PoW, PoS, PoR, PoT, Proof-of-history, PoA, PoH, PoE, PoST, PoRep, POAPs