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Technical writing on content authenticity, digital asset integrity, and API design.

Use CasesFeatured

Building a Legible World: Our Vision for the Future of Verified Data

Truth should be easy to read. In an era of deepfakes and supply chain opacity, the ability to verify the provenance of any digital asset in seconds is the infrastructure the modern economy needs.

January 9, 2026·6 min readRead more →
Research

What the MIT Data Provenance Initiative Found — And the Gap That Remains for Enterprise AI Training Data

The MIT Data Provenance Initiative audited 1,800+ AI training datasets and found pervasive consent violations and broken provenance chains. They diagnosed the problem. Here is the infrastructure required to fix it continuously.

April 3, 2026·10 min read
Compliance

Beyond the UI Label: EU AI Act Article 50 and the Engineering Requirements Most Compliance Checklists Miss

Article 50 requires machine-readable AI content disclosure — a UI label alone does not satisfy the requirement. Here is the engineering implementation guide, and what most compliance checklists miss.

March 31, 2026·11 min read
Use Cases

Microsoft's Blueprint for Proving What's Real Online — And Why It Validates the Ledgible Approach

Microsoft evaluated 60 content verification methods and published a gold standard for proving what's real online. The architecture they recommend is exactly what Ledgible already does. Here is what they found — and the gap they did not fill.

April 1, 2026·8 min read
Use Cases

What Pharma, ESG, and Media Teach Us About Enterprise Provenance — And Where the Gaps Still Are

Three industries independently built provenance infrastructure and hit the same wall. Here is what MediLedger, Unilever's GreenToken, and the NYT News Provenance Project got right — and what gaps remain for enterprise content pipelines.

April 1, 2026·9 min read
Engineering

Why SHA-256 Alone Is Not Enough for Asset Provenance

Hashing proves integrity — it tells you a file has not changed. But it tells you nothing about who created it, when, or under what circumstances. Provenance requires signing.

March 18, 2026·8 min read
Product

Introducing the Ledgible Ingest API

One endpoint, two required fields, and your asset is signed. Here's a walkthrough of the design decisions behind the v1 ingest API.

March 10, 2026·6 min read
Engineering

How We Built an Append-Only Provenance Ledger

Immutability is easy to claim and hard to enforce. We'll walk through the schema constraints, application-level guards, and audit tooling that make our ledger actually append-only.

February 28, 2026·10 min read
Use Cases

Verifying AI-Generated Content at Scale

When your pipeline produces thousands of AI-generated assets per day, you need provenance that is automatic, not manual. Here's how teams are using Ledgible to close that gap.

February 14, 2026·7 min read
Use Cases

The Trust Deficit in Supply Chain Compliance — And Why Tracking Is Not the Same as Verifying

Tracking records that something moved. Verifying proves who authorized it. Here is the architectural difference — and why DSCSA final enforcement phases require the latter.

January 23, 2026·6 min read
Compliance

Digital Product Passports Are Becoming Law — Here Is What the ESPR Requires and How Provenance Infrastructure Delivers It

The EU's Ecodesign for Sustainable Products Regulation mandates Digital Product Passports for batteries, textiles, and electronics. Here is what the regulation actually requires and where most ESG data approaches fall short.

January 16, 2026·7 min read
Engineering

HMAC vs. Asymmetric Signing: Tradeoffs for Asset Provenance

Both approaches can produce tamper-evident records. We chose HMAC-SHA256 for v1 — here is the full reasoning, and where asymmetric signing fits better.

January 30, 2026·9 min read

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