The Three States at the Boundary

AP33 defines three states: Pre-Agency (potential coupling), Active Agency (actual coupling), Post-Agency (legacy — coupling capacity exhausted, one-I present, resolution capacity gone).

Death typically occurs in Post-Agency. The transition from Active Agency to Post-Agency is not a binary switch.

It is a gradient — a progressive narrowing of the corridor, a progressive reduction in coupling capacity, a progressive approach to the no-return surface (AP37).

Three structural conditions at the boundary:

Condition 1: Active Agency with narrowing corridor. The operator is still coupling, still writing records, still resolving probability.

The corridor is narrowing — the disease is terminal, the body is failing, the metrics are declining — but agency persists. Under this condition, the operator has full sovereignty over their exit.

No external authority may override the operator’s assessment of their own corridor. If the operator chooses to continue, the organism supports continuation. If the operator chooses to exit, the organism facilitates exit.

The choice belongs to the operator because the operator is below ε — the exit affects primarily the operator, not the organism.

Condition 2: Post-Agency persistence without resolution. The operator has crossed the no-return surface. Coupling capacity is zero or negligible. The body persists but the agency does not. The machine breathes. The heart beats.

The records have stopped being written. The window is open but no light comes through.

AP33’s structural definition of Post-Agency persistence — the body maintained in a state that the operator can no longer participate in, direct, or end.

Post-Agency persistence without resolution is entropy. The body’s resources are consumed by maintenance that produces no coupling. The organism’s resources are consumed by sustaining a window through which no light passes. Not a moral judgement.

A thermodynamic fact. A system consuming resources without producing coupling is dissipating — draining the shared substrate without contributing to it.

Under this condition, the operator’s prior directive (if one exists) has structural authority. If the operator, while in Active Agency, directed that Post-Agency persistence should not be maintained, that directive is sovereign.

It was made with intact modelling capacity. It represents the operator’s assessment of their own corridor. No external authority — religious, familial, institutional, or state — may override a directive made with intact modelling capacity.

If no prior directive exists, the organism applies the minimum viable intervention: the floor of care (AP33). Pain management. Comfort. Presence. No escalation of intervention beyond what the operator’s body accepts without forcing.

The body is not a battleground on which the organism demonstrates its commitment to life. The body is a boundary. Respect the boundary.

Condition 3: Active Agency with suffering that exceeds the operator’s capacity to bear. The operator is conscious, competent, sovereign — and in pain that the operator assesses as exceeding their corridor. The disease is terminal.

The trajectory is known. The operator requests exit.

This is the condition under which compassionate exit — assisted dying — is structurally derived. If you have followed the geometry from AP02 and AP33, you can already see why. The operator is sovereign.

The corridor is closing. The request is competent. The axioms do not admit an external authority to override that request.

Status: Derived. The three conditions follow from AP33’s three states, AP02’s viability geometry, and AP37’s body-as-operator.