Live receipt workflow
01
Action occurs
agent makes a decision
02
Receipt created
what happened, captured
03
Ed25519 signed
bound to the issuer key
04
Hash chained
tamper-evident link
05
Stored on Filecoin
durable, content-addressed
06
Anchored on Base
committed on-chain
07
Publicly verifiable
anyone can re-check it
Trust landscape

Where DCS Verify fits.

AI models, cloud providers, document-signing tools, and verifiable-credential platforms each solve a different piece of trust. Most systems do not produce a portable, independently verifiable receipt for what an AI agent actually did.

This is the map of that gap — and the layer that closes it.

A capability map, not a scoreboard. The organizations here solve different problems and many do their job extremely well — the point is simply that verifiable AI-action receipts are a category nobody else covers.

The problem

When an AI agent acts, can you prove what happened?

AI agents now make decisions, call tools, access systems, generate content, approve workflows, and perform real business actions. The moment one does, an organization may have to answer — to a regulator, a customer, or a court — exactly what occurred, who was responsible, and whether the record has been altered since.

Why logs fail

A log records. It doesn't prove.

A traditional log answers those questions only if you already trust the system that wrote it. That's exactly the assumption an auditor, a regulator, or a counterparty can't make.

Mutable

Can be changed

Log entries can be edited or deleted after the fact, with nothing to show the original ever existed.

Unprovable

No integrity proof

There's no way for an outsider to confirm a log wasn't altered — you simply have to take the operator's word.

Disputable

Your word vs theirs

In a dispute, an internal log carries the weight of "trust us." Auditors must trust the very system under review.

Why receipts matter

A receipt is proof you don't have to trust.

Each receipt is signed by the issuer, linked into a tamper-evident chain, and anchored on a public blockchain — so anyone can confirm it independently, without contacting you and without trusting DCS.

Signed

Who did it

An Ed25519 signature binds the action to the issuer's key. The authorship is cryptographic, not asserted.

Chained

Whether it changed

Each receipt hash-links to the one before it. Editing, deleting, or reordering breaks the chain — visibly, to anyone.

Anchored

Independently auditable

The chain's root is committed on Base mainnet. A third party can confirm it on-chain, no account and no permission required.

The trust stack

DCS Verify is the verification layer for AI actions.

It doesn't replace the layers below — it sits on top and makes their output provable.

04DCS Verifysigned · chained · anchored · public
03Agent / workflow layertakes the action
02AI modelsmake the decision
01Cloud infrastructureruns the system
The comparison

Most AI agent systems can run.
Only DCS can prove what they did.

The question that matters AI agent systems today DCS Verify

Every other system can run an agent. Only DCS issues a receipt that proves what it did — and lets anyone check it.

Live receipt · signed by DCS Labs
Content IDsha256:9f3c1b2a…ddee
Signature✓ Ed25519 verified
Anchor✓ Base · 0x4a…91
Status✓ not revoked
Verify this receipt yourself →
Not rivals — context

Everyone here solves a different problem.

The platforms below aren't on the matrix above — they're the layers DCS sits on top of. Each solves a different piece of the stack; none produces a verifiable receipt for what an AI agent actually did. DCS doesn't compete with them — it makes their output provable.

Open standards

Portable by design. Not a silo.

Receipts are built on an open specification (the R-Series standard) and are content-addressed and portable. The reference verifier is open, so a third party can confirm your receipts without our servers — and where a deployment prefers W3C Verifiable Credential transport, a receipt can be embedded inside one. The receipt itself stays the lighter, high-volume primitive.

This is the gap DCS fills.

Verifiable receipts for AI action — a layer that doesn't exist anywhere else on this page. Join the founding issuer beta and put it to work.