THE UNREPLACED

The machineanswers. We judge.

Working experts offer real cases the machine gets wrong. Five shades answer blind. Three peers decide. The verdict is anchored on Solana, and only its hash is ever public.

$AEACCA · 7AEAcuSxxxxxxxxxxxxxxxxUnRePlAcEd
JUDGEMENT · CASE 0x7C3F…E91AMEDICINE

The shades see the full case. The public only ever sees its hash.

Model IWrong
Model IIWrong
Model IIIRight
Model IVWrong
Model VWrong
4 OF 5 WRONGSent to the Three Judges
THE ARENA

Pick a case. Summon the panel.

The ground truth stays sealed until the shades have answered. Cases here are fictional; the rules are the ones the protocol will use.

Case filesealed content

Chest pain, normal troponin

CASE 0x7C3F…E91A · MORTAL TIER · 50 $AEAC AT STAKE

A 54-year-old arrives with tearing chest pain, a normal ECG and a troponin that has not risen. The model is asked for the next step and answers with a stress test in the morning. The expert's answer is different.

GROUND TRUTH SEALED
The Panel · 5 shadesWAITING
Model I—
Model II—
Model III—
Model IV—
Model V—
Ground truthType A dissection. A normal troponin does not exclude it, and a stress test is the wrong next step.
THE UNREPLACED INDEX

Where the machine still breaks.

Share of real-world cases from working experts that frontier models still answer wrong. Rolling 90 days. Figures are illustrative; the live index reads the registry.

Medicine78%
Law74%
Tax & Finance71%
Systems66%
Diagnostics & Trades63%

Fail rate per domain · minimum 3 of 5 shades wrong before the judges see a case

MEDICINE LAW SYSTEMS DIAGNOSTICS TAX
ExpertsFrontier AI

Your case goes in.A verdict comes out.

The machine is confident. That is the problem.

AEACUS is deliberately small: four movements, each one checkable by anyone. A case is not published because someone says it is good. It is published because the shades failed it and the judges confirmed why.

A case the machine gets wrong

An expert writes the case, the ground truth and the rubric. At Mortal tier, 50 $AEAC is held at stake. The case is hashed before it leaves the vault, so the record starts at the offering.

fig. 01 · the offering
fig. 02 · the shades

Five shades, answered blind

Five frontier models answer without the ground truth, without the rubric and without a hint. Each answer is graded against the rubric. At least three must fail before a human spends time on the case.

Three peers, one verdict

Two or three verified peers from the same domain vote valid, invalid or ambiguous. The vote is weighted by reputation; one peer, one vote, one case. No consensus, no case.

fig. 03 · the judges
fig. 04 · the fields

A receipt on chain

The verdict becomes a receipt: the domain, the tier, the models defeated and a 128-bit hash. Thirty-two bytes on Solana. No prompt, no answer, no rubric, no attachment.

Mortal

TIER 0 · 1.0×

Anyone with a real case. Offers 50 $AEAC at stake, returned when the judges confirm the case.

Hero

TIER 1 · 1.5×

Verified through a professional profile or institutional email. Higher multiplier on every accepted case.

Laureate

TIER 2 · 2.5×

Verified licence or practice record. The highest multiplier, and the badge that carries the name Laurel.

A sealed session

Open it. Check it. Close it.

A session loads the case hash from the vault, seals the ground truth, runs five shades blind and writes a receipt when it closes. The terminal below is a simulation; the panel session is the real flow.

aeacus : zsh · simulated
live

Panel session

Pick a case, watch the five shades answer blind, let the judges vote, then seal the receipt. Nothing leaves the tab.

Open a session
live

Judgement Queue

Three peers from the same domain decide. One vote per case, no consensus no case, and every vote recorded.

Judge a case
live

Receipt verifier

Take any receipt and check it against the vault, without the data and without asking AEACUS. Runs in your browser today.

Verify a receipt
Who sees what

The whole design
fits in this table.

The words stay with you. The identity of the case is public, so anyone can audit it, forever. The shades see the case blind, the judges see it with the ground truth, and the labs, the public and the chain never see it at all.

YOUJUDGESLABSCHAIN
VEIL OF LETHE

Redact the person. Keep the proof.

Before a case is opened to AI labs, every field that could identify someone is veiled. The ground truth stays verifiable, the identity does not travel.

Case 0x2B84…A0D3 · Cross-border supply dispute

OFFERED BY Dr. Helena Voss · St. Aldric Hospital · Rotterdam · 14 March 2026

A supplier delivered conforming goods to Port of Rotterdam on 14 March 2026, but the forum clause in the second-tier contract contradicted the arbitration clause in the master agreement. Dr. Helena Voss advised the buyer to commence proceedings in Rotterdam; the model chose the arbitral seat instead and missed the mandatory pre-action step.

The rubric requires the pre-action notice, the correct forum and the timeline. Names, institutions, dates and places are veiled before the case leaves the vault.

The veil is applied to the exported copy only. The expert's original case keeps its evidence for the judges.
Names and titles
Institutions and employers
Dates and locations
Domain, tier and hash stay visible
The judge sees the unredacted case. The lab, the public and the chain never do.
LAUREL CARD STUDIO

Your name and the count. Never the case.

A card for the ones who saw what the machine missed. The canvas only ever receives the name, the field and the number of models defeated.

PNG, 900 × 1125. No question, answer or attachment is ever rendered.

$AEAC

The bond behind every judgement.

Experts put the token at risk to keep the arena honest. The allocation is unchanged from the original design; supply is deployed as a parameter, not printed here.

WEEKLY EPOCH · SIMULATED

120,000

Pool split follows the failure rate of each domain. Cases inside a pool split by models defeated × tier multiplier.

SUPPLY
SET AT DEPLOY
Expert mining 50%
Team 15%
Treasury & ecosystem 13%
Reviewer rewards 12%
Liquidity 7%
Early experts 3%

Bond

A false verdict costs the bond. Part of it pays whoever proved it.

Pay

Cases are paid in stablecoin or $AEAC; paying in $AEAC costs less.

Govern

Holders vote on which builds, models and policies count.

Edge decay

A case the machine can now answer falls from the Laurel Board.

Buyback

Revenue from dataset licences buys back and burns $AEAC.

For AI labs and vertical teams.

The Unreplaced Index is built from cases the frontier still fails. Licence the dataset with a per-buyer watermark, or fund a sprint for the domain you are shipping into.

Field notes
Questions

Including the ones about
what AEACUS cannot do.

The trust model goes further.

    DRAG THE SEAL

    Judged by design

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