{
  "claim": 5,
  "status": "VERIFIED",
  "identity": "Attention(Q=0,K=0,V)=softmax(0)V=(1/k)sum_i V_i",
  "mapping": "V_i=phi_theta(x_i,y_i); rho_theta receives attention output and x_query",
  "exact_arithmetic": true
}