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Static Signal

Systems thatcarry theirown evidence.

We build ML systems for regulated industries where somebody downstream has to check the output without taking our word for it.

That reaches you three ways: an instrument we operate on your data, a system we build and hand over, or a tool you run yourself.

London · ENScroll
01The Problem

Most AI systems can’t answer basic questions under scrutiny.

When did the training data change? What was the model’s confidence on that decision? Can you replay last Tuesday’s inference pipeline exactly?

If a regulator, auditor, or client asks, silence is expensive.

We build the infrastructure that makes the answers automatic.

And the law is already asking
  1. 2 August 2026in forceArticle 50 — transparency and synthetic-content marking
  2. 2 December 2026Article 50(2) — machine-readable marking, for generative systems on the market before 2 August 2026
  3. 2 December 2027Annex III — high-risk obligations: data governance, record-keeping, technical documentation
  4. 2 August 2028Annex I — regulated products

Article 50 has applied since 2 August 2026 and is enforceable by national market surveillance authorities now. Generative systems placed on the market before that date have until 2 December 2026 to meet the machine-readable marking requirement. Annex III high-risk obligations apply from 2 December 2027.

Provenance cannot be backfilled. Records that were not captured when a dataset was built cannot be reconstructed at audit time. Compliance work on training data therefore starts at dataset construction, not at conformity assessment.

02What We Build

Three ways the work reaches you.

The difference is who operates the system. In all three, the output carries the evidence for what it claims.

A · We operate it

Paradigm — dataset construction

You send raw data. We run the instrument and return a versioned dataset with four layers of provenance, an EU AI Act evidence pack, and recipes that check our claims against tools we do not maintain.

Four tiers · £5,000 to £200,000+Inside Paradigm
B · We build it

Applied ML systems

Industrial vision, capture to deployment: the rig, the taxonomy derived from policy, the model, the operator interface, and the evidence the system produces in production. Built to abstain rather than guess when a decision is not supported.

Scoped per engagementApplied work
C · You run it

PIRX — claim adjudication

Point it at a prediction file and a claim about a model’s performance. It returns what the evidence defensibly supports, and everything it does not. Runs on your machine; nothing is uploaded.

03The Instrument

Paradigm. Operated, not sold.

The first of the three, in depth

We built this instrument and we run it ourselves. There is nothing to install, licence, or learn. Your data goes in; a dataset that carries its own evidence comes out.

We do not mark our own homework.

Every delivery ships with recipes that run against tools we do not maintain. Acceptance means you ran one and the numbers came back the same.

The numbers that can reject your data are published.

Nineteen constants in the instrument can refuse a sample or a build. Each is registered with a verdict, and findings that rest on an uncalibrated one say so in your report.

A check that cannot tell good from bad is demoted.

Not quietly kept and counted. Measured, found wanting, and marked non-gating, which is why we can tell you four of six tiers gate instead of advertising six.

Six capabilities, and what each one saves you.

Drag the strip, or use the arrow keys.

Bad data neverreaches the build.

0106
Against the usual contract

Both hand over data. Only one holds up under audit.

What we deliver08
  • A dataset you can address by hash, not by filename
  • A Merkle proof for every version, so any change shows
  • Provenance bundled in: SHA-256, Merkle, C2PA, SLSA
  • A signing plane that cannot write a placeholder
  • An EU AI Act pack covering Articles 10, 11 and 12
  • Recipes you run yourself, against tools we do not maintain
  • Every rejected sample recorded, with the reason
  • Your raw inputs deleted in 30 days, attested
What a labelling contract returns08
  • Labels in a folder, named by whoever exported them
  • At best a checksum of the archive, not of the contents
  • Provenance described in a spreadsheet, if at all
  • Nothing signed, so nothing ties the data to its source
  • Compliance evidence you assemble afterwards, yourself
  • Verification means reading the vendor’s own report
  • Rejected samples quietly relabelled, not recorded
  • Retention set by whatever the platform defaults to

That column describes a category, not a competitor

What an engagement looks like
01

Intake

You describe the problem, the volume and the deadline. We reply with a tier and a range. An NDA is in place before any data moves.

02

Scope

A signed scope pins the schema, the acceptance criteria and the exact instrument versions used.

03

Build

Six tiers of validation run before anything is constructed. Four can stop the run, and a refusal is written down.

04

Sign

Four layers of provenance are attached. A signing attempt that cannot proceed writes nothing at all.

05

Deliver

You run a verification recipe yourself. That is what acceptance means. Raw inputs are deleted within 30 days.

Engagement model: Written scope, milestones, acceptance criteria, and verification plan are agreed before work begins. Four tiers define scope and price; every tier produces the same four artefacts.

Standard·Production·Enterprise·Bespoke
Pricing
04Applied Work
ENG-01 · 2026

Industrial Vision System

In DeliveryEuropean device refurbishment operator

Vision-transformer-based computer vision for automated laptop quality assessment. A defect taxonomy derived from manufacturer warranty policy (Customer Induced Damage). PASS/FAIL classification with explicit confidence scoring, abstention threshold, and evidence capture.

Scope

  • Vision-transformer-based quality grading across the defect taxonomy
  • Policy-derived grading taxonomy (Customer Induced Damage)
  • PASS/FAIL classification with calibrated confidence scoring
  • Explicit abstention threshold — uncertain predictions refused
  • Deterministic data pipeline with full version control
  • Reproducible evaluation framework with evidence capture
How we think about it

Judged on the record.

What we publish

Most companies publish what worked. A record only means something if it also holds what did not.

Four things on this site are here because they are unflattering.

Four of Paradigm’s six validation tiers gate. Two do not. When a check was measured and found unable to separate good input from bad, it was demoted rather than counted.

Nineteen constants in the instrument can reject your data. Some are plain configuration derived from no measurement, and a finding that rests on one is marked uncalibrated in your report.

PIRX was run against our own detection model on public benchmark data. It returned 59.6% recall at a 1% false-alarm rate. That figure is on the PIRX page.

The accessibility statement names the independent audit we have not commissioned rather than implying one.

Most AI work is judged on the demo. We would rather be judged on the record.
So we build systems that carry their own evidence, and ship the means to check it without asking us.
If a check fails, the build stops and the failure is written down.
Nothing ships because a deadline arrived.
Under audit, that record is the only thing that answers for you.
We make sure there is one.
05Contact

Get in touch.

We work with teams in regulated industries — logistics, manufacturing, finance, healthcare — who need AI systems that survive audit.

Company

Static Signal LTD

Company No. 16826101

71–75 Shelton Street, Covent Garden

London WC2H 9JQ