Open epistemic infrastructure
A ledger for how knowledge changes, not for what is true.
The Emergent Epistemic Ledger (EEL) records scientific claims as signed, append-only events, together with the evidence, objections, replications and revisions that shape them. Every node rebuilds the same graph of claims from the same history.
Ledger consensus is not truth consensus. The ledger can prove that a contribution was made, by whom, when, and that it has not been altered. It never declares a claim true. That judgement stays with the people who test it.
Why a ledger for claims
Research is stored as documents, but a claim lives in a web of dependencies, evidence, objections, failed replications and revisions that is scattered across papers and institutions. Negative results go unpublished, disagreements are buried in prose, and the history of how a conclusion was reached is hard to recover. EEL makes the claim and its history the basic unit, so that history can be inspected, reproduced and contested.
Claims with a history
Each claim has a permanent id and links to what it depends on, what supports it, what challenges it, and what it was revised into.
Branches, not a verdict
Competing ontologies branch from a shared ancestry. A minority branch is never deleted and can later win on the evidence.
Bounded trust
Validators start with authority in named domains only, act by multiple signatures, and their privileges are meant to fade as earned reputation grows.
Replayable evidence
Simulations are deterministic, so independent validators can re-run them and check the result byte for byte.
Where it stands
EEL is an early, locally runnable prototype written in Rust and released under the Apache-2.0 licence. It implements the ledger, the ontology projector, domain-limited validation, research requests and deterministic simulation replay. It has no cryptocurrency, tokens or payments. It is for exploring the protocol, not for anything that needs security.