
Woleet
Stampery
Bitstamped
Proof of existence
BlockchainSign
OriginStamp
ScoreDetect
A document blockchain stamping service
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | stampd.io | codegres.org |
| Company | Startup from Greece | — |
| Listed in |
What each product offers, as listed by its team.


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Overall verdict
Why this product is good
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Stampd and Codegres.org. For example, how are they different and which one is better?
When comparing Stampd and Codegres.org, you can also consider the following products.

Blockchain timestamping and certification Software as a Service , SaaS.
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Stampery generates legally binding proofs of existence, integrity and ownership.
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Allows to certify a document ( of any format ?
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Timestamp any document on Ethereum and get a certificate anyone can verify. The file is hashed in your browser and never uploaded — only the SHA-256 hash is recorded. No subscription and no crypto wallet.
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Blockchain-based, tamper-proof timestamping. Data Integrity as a Service.
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