Synthetic fixture · browser only · no external data

Deterministic paper control room

Follow one synthetic EURUSD intent through validation, atomic exposure reservation, simulated execution, governed books and reconciliation. Change the failure scenario; the same inputs always produce the same outcome.

PAPER No live route

01 / Scenario laboratory

Select a deterministic control case

02 / Synthetic replay

EURUSD fixture

Bid 1.09980 Ask 1.10000
Synthetic replay values
SequenceMid price

Replay identity

Environment
PAPER
Fixture
EURUSD / 1 unit
Scheduler
Stable sequence
Configuration
paper-slice-v1
Data source
Synthetic, embedded
Canonical replay fingerprint 7d9f…ae31

03 / Causal chain

Every effect has a preceding control

  1. 01
    Market validationfresh · executable · ordered
    Pass
  2. 02
    Paper intentchecked contract · causal ID
    Pass
  3. 03
    Risk reservationgross +1 · remaining 1
    Pass
  4. 04
    Simulated orderacknowledged · filled 1
    Pass
  5. 05
    Governed booksposition +1 · 2 journals
    Pass
  6. 06
    Reconciliation0 unexplained breaks
    Pass

Reservation conservation

0remaining
Reserved
1 unit
Consumed
1 unit
Released
0 units

Per-currency journal

USD balanced entry

Trading inventoryDebit 110
CashCredit 110
Difference0

Independent comparison

No unexplained breaks

Internal books and the independently specified synthetic statement agree.

Deterministic outcome

Control chain completed

The synthetic fill was reserved, applied once, balanced and reconciled.

OutcomePASS