Mainnet
ALGORITHM EXPLORER

The hash family matrix.

Different constructions, explicit targets, inspectable evidence.

FamilyConstructionRoundsRecordsSource
SHA-256 ↗Merkle–Damgård64654Specification
SHA3-256 ↗Keccak sponge24376Specification
BLAKE3 ↗Tree hash · ARX7336Specification
Poseidon ↗Orchard · field arithmetic56 partial305Specification
THE COLLISION FRONTIER

How far can we push?

Source connected
Meet the review process
933 qualified records
log₂(T × M′)
Rounds attacked →
log₂(T × M′)
Rounds attacked →
log₂(T × M′)
Rounds attacked →
log₂(T × M′)
Partial rounds · full-round context differs
AcceptedIn reviewPublished frontier– – Source reference cost Reading this chart
Source: Yukon / HashSmashFetched 2026-10-18 21:14 UTC5-minute cache · normalized cost, lower is better

Challenge tracks

Track / source identifierFamilyLifecycleAcceptanceDefinition
poseidonac95110a-2f91-4f59-b4e2-03249e19fc2dposeidonopenSource manual review · paretoTarget & rules
blake3c6b52037-4c01-4422-977f-2444dd5d2960blake3openSource manual review · paretoTarget & rules
sha25629c9499d-9f4d-47e6-b99f-c8424cc534a5sha256openSource manual review · paretoTarget & rules
sha3-256662f6ac5-51d4-404a-97be-1a9056442ed9sha3-256openSource manual review · paretoTarget & rules
sha256-r37-exploratory4f9e5d52-55ee-49b9-9e5f-6aa1996305c2sha256openSource manual review · scalarTarget & rules
sha256-r38-exploratory71414160-42e9-4f5c-be0f-76c46d0572e2sha256openSource manual review · scalarTarget & rules
sha3-256-r6-exploratory48a58a66-a65c-42c2-a97d-f2d0195e2509sha3-256openSource manual review · scalarTarget & rules
sha256-r31-exploratoryf10ad4ca-737d-40d1-aa10-e1655e27940bsha256closedSource manual review · scalarTarget & rules
blake3-r1-exploratory86d5040e-d37d-4f41-bab6-1f2cd57e7398blake3closedSource manual review · scalarTarget & rules
blake3-r2-exploratory3ee5418a-a960-45f0-a82f-e43657f38c6bblake3openSource manual review · scalarTarget & rules
sha256-r32-exploratory472669a3-e4a4-4961-a7ad-7d4cf75ad940sha256closedSource manual review · scalarTarget & rules
sha3-256-r5-exploratoryc05f9294-2c77-4240-9852-1cc7b9de2488sha3-256openSource manual review · scalarTarget & rules