{"evidence_class":"measured","recorded_at":"2026-08-22","endpoint":"https://catalyst-q.strategic-innovations.ai/v3turbo/execute/qasm","deployment":{"source_revision":"5a0d43a69f5ef5109d71538c10ef7d3576ee2195","worker_version":"ed64918e-96af-4e8c-9a49-abad89e5e32e"},"verifier":"Node.js v26.5.0 on macOS 15.5 arm64","tolerance":"1e-12","workloads":[{"name":"Million-width T stream","claim":"One million declared qubits, one million gates, one exact observable.","declaredQubits":1000000,"gates":1000000,"baseline":"analytic Z = 1","observed":"Z = 1, exact","exact":true,"timing":"3,166 ms end to end, including a 12 MB streamed request body"},{"name":"Non-local inverse circuit","claim":"A circuit and its inverse over separated addresses in a million-wide register.","declaredQubits":1000000,"gates":8,"baseline":"analytic inverse-circuit identity = 1","observed":"three-address Z product = 1, exact","exact":true,"timing":"2,056 ms end to end"},{"name":"Rotation latency sweep","claim":"Ten sequential analytic rotations, every one exact to 1e-12.","declaredQubits":null,"gates":null,"baseline":"analytic Z after RX(pi/3) = 0.5","observed":"10 of 10 exact","exact":true,"timing":"p50 87 ms, p95 100 ms"},{"name":"Pause and resume","claim":"A paused run resumed from its returned continuation alone, still exact.","declaredQubits":null,"gates":null,"baseline":"analytic resumed Z = 1","observed":"HTTP 202 then 200, Z = 1, exact","exact":true,"timing":"419 ms end to end"},{"name":"Agent / IDE end to end","claim":"The same million-width run driven by an agent over MCP, not by a browser.","declaredQubits":1000000,"gates":1000000,"baseline":"analytic = 1","observed":"actual = 1, exact","exact":true,"timing":"stdio MCP to streamed production HTTP"}],"scope":{"inClass":["Exact expectation values and typed observables on structured circuits, at widths no state vector holds.","Local observables on deep circuits: exact through the light cone (depth 5 in a 1D brickwork), certified beyond it — the cost is set by depth, not width (measured n=12 to 1,000).","Condensed-matter quenches: certified observable transport (TFIM to 100 sites within 4e-7 of an MPS oracle) and exact matchgate dynamics in the fermionic chart (TFIM order parameter at 200 sites in 7.7 s).","QEC: code-capacity thresholds at any distance in O(n) per shot, and the exact coherent-error logical channel of the rotated surface code at d=3 and d=5.","Analytic ground truth a third party can check without trusting us."],"outOfClass":["Full-distribution shot sampling. No counts are produced; `materialized_gate_count` is 0 by construction.","Scrambled circuits at depth of order the width: the observable fills the 4^n Pauli space (65,535 words at n=8, depth 14). That is the #P wall on the readout side, and no representation moves it.","Interacting spin models at long times (XXZ, Hubbard): the value is returned with its certificate, and past 24 sites the certificate stops certifying.","Any claim about hardware fidelity. This is a classical engine, not a QPU."]}}