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Signed evidence for internet data.

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Your data has a source.
Keep the proof.

Turn any public page, PDF, text, or JSON field into a signed receipt that people and applications can verify.

BUILT TO VERIFY
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✓ 500 free receipts✓ No card required✓ Verify anywhere
VERIFIED RECEIPT
rcpt_7K2M
↗
SOURCEsec.gov/Archives/edgar/...
“The company acquired 11,000 bitcoin for approximately $1.1 billion.”
SELECTED CONTENT / SHA-25677cf6b82a9e0...12da9f
CAPTURED2026-08-13 14:31 UTC
SELECTORTextQuoteSelector
✓
Signature validECDSA P-256 · key elu_prod_01
01
CAPTUREOriginal bytes
03
VERIFYAnywhere
AI AGENTS+QUANT RESEARCH+CRYPTO INTELLIGENCE+RAG PIPELINES+DATA PRODUCTS+COMPLIANCE+

From source to proof.

sec.gov200 OK
FORM 8-K

The company acquired 11,000 bitcoin for approximately $1.1 billion.

Proof for every
data decision.

Keep your current models, feeds, and frameworks. Add the evidence record they are missing.

AIAnswer → 3 verified sources

AI & RAG

Put verifiable source evidence beside every generated answer.

Explore solution →
QSignal → frozen input

Quant research

Seal the exact input behind a signal when it is collected.

Explore solution →
₿Alert → timestamped proof

Crypto intelligence

Preserve market-moving announcements before they change.

Explore solution →
DField → source receipt

Data products

Deliver provenance with each normalized field or record.

Explore solution →

Claims that must be
substantiated on demand.

SEC-registered investment advisers cannot use material advertising statements without a reasonable basis to believe they can substantiate them when the Commission asks. Elucora preserves the public source behind the claim and links it to a signed receipt.

Focused on Rule 206(4)-1 and related Rule 204-2 recordkeeping. Elucora is a technical control—not legal advice or a complete books-and-records system.
MARKETING CLAIM“Strategy reduced drawdown by 18%.”→SUPPORTING SOURCEPoint-in-time report + exact field→EXAM-READY LINKReceipt + custody date + public logJoin the 8-week design cohort ↗

Verify each layer.
See its boundary.

Check the receipt signature, follow its public chain entry, and inspect whether an independent RFC 3161 timestamp was actually issued.

Security model →Public proof log →
VERIFICATION LAB
rcpt_7K2M
SIGNED PAYLOAD
artifact_hash77cf6b82…12da9f✓
selected_hashb801bd7a…90f21c✓
log_entry#00000421✓
✓
PUBLIC-KEY RESULTSignature valid
ECDSA P-256
SHA-256Artifact + evidence hashing
P-256Digital receipt signatures
RFC 6901Exact JSON selection
Public JWKVerify without our API

Seal a source.

Use a public URL and create a real signed receipt.

Public HTTP(S) sources only · 5 MB maximum · 12 second timeout

Your receipt will appear here

Try the example or paste a public source of your own.

Start free.
Scale when ready.

500 receipts each month. No credit card required.

FREE$0500 receipts · 1 API keyStart building ↗
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  • 10× more evidence
  • 3 production keys
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The source may change.
Your proof won’t.

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