Evidence Graph for Emissions Traceability & Audit

An emissions number is only as good as the proof behind it. The Zero Carbon One Evidence Graph connects each reported figure to its source record, the emission factor applied and the calculation, so a reviewer or auditor can follow it from the report back to the data.

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From the report back to the source

Each reported figure links to the records it came from: meter readings, invoices, production data, supplier documents. Instead of asking where a number came from, a reviewer can follow the link.

Gaps and unsupported figures are visible

The platform checks submissions for gaps and inconsistencies, and the Evidence Graph lets reviewers see which figures have supporting records and which do not. Problems surface before publication, not during the audit.

Reviewed and approved on the record

The maker-checker workflow assigns disclosures to designated reviewers and records their approvals. AI-prepared drafts can be reviewed and approved before anything is published.

One evidence base for every framework

Approved data and its supporting evidence can be reused across BRSR, GRI, CDP and EcoVadis disclosures, mapped to each framework's requirements. The same evidence supports CBAM and CCTS reporting.

Audit-ready exports

The platform maintains source-to-report traceability and produces auditable Excel exports with supporting detail, which gives auditors a working file instead of a summary.

Start with one plant and one report

Tell us about your plants, your suppliers and the report you need first. We will scope a starting point with you.

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Frequently asked questions

What is an Evidence Graph?

It is the traceable chain that connects a source record, the emission factor applied, the calculation and the reported figure.

How does it flag unsupported disclosures?

Zero Carbon One checks submissions for gaps and inconsistencies, and the Evidence Graph lets reviewers see which figures have supporting records.

Can teams approve AI-prepared disclosures before publication?

Yes. The maker-checker workflow assigns disclosures to designated reviewers and records their approvals.

Does it work for CBAM and CCTS?

Yes. For CBAM it links reported figures to production records and supplier documents. For CCTS it links Form SB figures to their sources.