Due to how code signing works, timestamping servers are provided by all major CA with full public access, e.g. timestamp.digicert.com, timestamp.comodoca.com, timestamp.sectigo.com, etc.
JCBird1012
In my opinion, all of these open source/free/open document signing tools are neat on paper (and technically fulfill the goal of being able to verify a document's chain-of-custody/signature provenance) - but won't take off in any meaningful way legally because there's no entity behind them taking the responsibility for accuracy and culpability.
DocuSign/Adobe/whomever is trust anchor, it's an entity you can sue or subpoena if something goes wrong. Someone who's actually on the hook for making sure whatever's signed is accurate and truthful (outside of the reputational risk of fraud completely obliterating any trust in your platform)...
No amount of cryptographic verification substitutes for having a legal person on the other end who can be held accountable for actually verifying the document was signed accurately/process was followed.
qurren
Nice idea but with all related things the ultimate question remains whether courts will actually recognize it.
Currently courts will still consider paper-signed and scanned PDFs as legally binding, so any verification on top of that is superfluous to them.
More realistically, you take an oauth when you take the stand at the court, and if a signed document was altered by the counterparty you'd say so truthfully, if it weren't, you'd say so truthfully, and the penalty of that oauth purjury is high enough that most people wouldn't do it. Cryptography not needed.
Loved it until I saw its using Bitcoin.
With proof of work doesn’t it tie this project to a bit of an environmental nitemare? Bitcoin isn’t the best place for this, no?
I would have imagined Ethereum or some other ledger would have been better no?
Anyone with more crypto ledger knowledge be able to say what I’m trying to say more precisely.
sandeepkd
Tried to poke a little to see if I can find any name (I could not). Challenge with this domain is the TRUST anchor. As an organization/company you have to establish yourself first (directly or through reference) otherwise its hard for anyone to trust you.
conradludgate
I don't like the idea of this using bitcoin. I wonder if it's possible to build this off of regular PKI - certificate transparency logs for instance encode the proof of commitment, while the signature can be an X509 certificate.
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mfkp
Looks interesting, but in order to actually compete with any e-signing platform you'll at the very least need to have templates with pre-filled information, an API to autofill docs with required information, and more field types. Right now for example, you can only add text, checkbox, and date/signature fields. Checkboxes are required to be checked (no making them optional), so if there are multiple checkbox options, they have to check them all to continue. Not very useful for actual e-signing flows.
1123581321
It’s a neat proof of concept, but it’s hard to see the organizations that care about certified documents adopting this. Inherently conservative. Let’s Encrypt invested a lot in their early partnerships and used that to sneak up on the conservative buyers and trusters of certs.
rubyfan
I love the concept, it would be great to see broader uptake of an open standard for this sort of space.
The idea makes sense in principle I think, and but I'll be chewing on it a bit, haha. Seems like a solid standard, but you know how standards go.... (Relevant XKCD: https://xkcd.com/927/)
I like that you kept a lot of the same commands/naming/syntax from LetsEncrypt. As someone familiar with LetsEncrypt, makes me feel like I'd slide right in here easily.
I'd like to learn more about the 'Bitcoin anchored root'...is that part of RFC 6962 or something else entirely? Do you mean a 'Bitcoin-like blockchain' or are you using the actual BTC chain? Could you point me in the right direction?
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sscaryterry
Is this PAdES B-B only? As far as I know, PAdES B-T requires a QTSP timestamp.
Why not just use RFC 3161?
Due to how code signing works, timestamping servers are provided by all major CA with full public access, e.g. timestamp.digicert.com, timestamp.comodoca.com, timestamp.sectigo.com, etc.
In my opinion, all of these open source/free/open document signing tools are neat on paper (and technically fulfill the goal of being able to verify a document's chain-of-custody/signature provenance) - but won't take off in any meaningful way legally because there's no entity behind them taking the responsibility for accuracy and culpability.
DocuSign/Adobe/whomever is trust anchor, it's an entity you can sue or subpoena if something goes wrong. Someone who's actually on the hook for making sure whatever's signed is accurate and truthful (outside of the reputational risk of fraud completely obliterating any trust in your platform)...
No amount of cryptographic verification substitutes for having a legal person on the other end who can be held accountable for actually verifying the document was signed accurately/process was followed.
Nice idea but with all related things the ultimate question remains whether courts will actually recognize it.
Currently courts will still consider paper-signed and scanned PDFs as legally binding, so any verification on top of that is superfluous to them.
More realistically, you take an oauth when you take the stand at the court, and if a signed document was altered by the counterparty you'd say so truthfully, if it weren't, you'd say so truthfully, and the penalty of that oauth purjury is high enough that most people wouldn't do it. Cryptography not needed.
Any benefits over DocuSeal?
https://github.com/docusealco/docuseal
Loved it until I saw its using Bitcoin. With proof of work doesn’t it tie this project to a bit of an environmental nitemare? Bitcoin isn’t the best place for this, no?
I would have imagined Ethereum or some other ledger would have been better no?
Anyone with more crypto ledger knowledge be able to say what I’m trying to say more precisely.
Tried to poke a little to see if I can find any name (I could not). Challenge with this domain is the TRUST anchor. As an organization/company you have to establish yourself first (directly or through reference) otherwise its hard for anyone to trust you.
I don't like the idea of this using bitcoin. I wonder if it's possible to build this off of regular PKI - certificate transparency logs for instance encode the proof of commitment, while the signature can be an X509 certificate.
Looks interesting, but in order to actually compete with any e-signing platform you'll at the very least need to have templates with pre-filled information, an API to autofill docs with required information, and more field types. Right now for example, you can only add text, checkbox, and date/signature fields. Checkboxes are required to be checked (no making them optional), so if there are multiple checkbox options, they have to check them all to continue. Not very useful for actual e-signing flows.
It’s a neat proof of concept, but it’s hard to see the organizations that care about certified documents adopting this. Inherently conservative. Let’s Encrypt invested a lot in their early partnerships and used that to sneak up on the conservative buyers and trusters of certs.
I love the concept, it would be great to see broader uptake of an open standard for this sort of space.
I'd be very careful with this. Looks to me like an invented standard: https://letsseal.org/site/standard
Poked around a bit..excited to see where this goes.
Just a quick note, Under "Get help from the community > Disucssions", there's a 404 to https://github.com/letsseal/letsseal/discussions .
The idea makes sense in principle I think, and but I'll be chewing on it a bit, haha. Seems like a solid standard, but you know how standards go.... (Relevant XKCD: https://xkcd.com/927/)
I like that you kept a lot of the same commands/naming/syntax from LetsEncrypt. As someone familiar with LetsEncrypt, makes me feel like I'd slide right in here easily.
I'd like to learn more about the 'Bitcoin anchored root'...is that part of RFC 6962 or something else entirely? Do you mean a 'Bitcoin-like blockchain' or are you using the actual BTC chain? Could you point me in the right direction?
Is this PAdES B-B only? As far as I know, PAdES B-T requires a QTSP timestamp.