SegWit2x
E696535
SegWit2x was a proposed Bitcoin protocol upgrade that aimed to combine the activation of Segregated Witness with a subsequent increase in the block size limit, but it was ultimately canceled due to lack of consensus in the community.
All labels observed (4)
| Label | Occurrences |
|---|---|
| 2017 Bitcoin block size controversy | 1 |
| Bitcoin remained on 1 MB base block size with SegWit | 1 |
| SegWit2x canonical | 1 |
| Segregated Witness 2x | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7899204 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: SegWit2x Context triple: [Segregated Witness, relatedProposal, SegWit2x]
-
A.
Segregated Witness
Segregated Witness is a Bitcoin protocol upgrade that separates signature data from transaction data to increase block capacity, improve scalability, and fix transaction malleability.
-
B.
Bitcoin Cash
Bitcoin Cash is a decentralized cryptocurrency that forked from Bitcoin to offer faster, cheaper peer-to-peer payments through larger block sizes.
-
C.
Zcash
Zcash is a privacy-focused cryptocurrency that uses zero-knowledge proofs to enable shielded, confidential transactions on a public blockchain.
-
D.
BSV
BSV is the National Rail station code for Buckshaw Parkway railway station in Lancashire, England.
-
E.
satoshi
A satoshi is the smallest divisible unit of the cryptocurrency Bitcoin, representing one hundred millionth of a single bitcoin.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: SegWit2x Target entity description: SegWit2x was a proposed Bitcoin protocol upgrade that aimed to combine the activation of Segregated Witness with a subsequent increase in the block size limit, but it was ultimately canceled due to lack of consensus in the community.
-
A.
Segregated Witness
Segregated Witness is a Bitcoin protocol upgrade that separates signature data from transaction data to increase block capacity, improve scalability, and fix transaction malleability.
-
B.
Bitcoin Cash
Bitcoin Cash is a decentralized cryptocurrency that forked from Bitcoin to offer faster, cheaper peer-to-peer payments through larger block sizes.
-
C.
Zcash
Zcash is a privacy-focused cryptocurrency that uses zero-knowledge proofs to enable shielded, confidential transactions on a public blockchain.
-
D.
BSV
BSV is the National Rail station code for Buckshaw Parkway railway station in Lancashire, England.
-
E.
satoshi
A satoshi is the smallest divisible unit of the cryptocurrency Bitcoin, representing one hundred millionth of a single bitcoin.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
Bitcoin protocol proposal
ⓘ
hard fork proposal ⓘ |
| alsoKnownAs |
BTC1
ⓘ
New York Agreement fork ⓘ |
| announcedInYear | 2017 ⓘ |
| basedOn | New York Agreement ⓘ |
| blockSizeTarget | 2 MB ⓘ |
| canceledBy | organizers of the SegWit2x project ⓘ |
| canceledDueTo |
concerns about network safety
ⓘ
lack of consensus in the Bitcoin community ⓘ |
| canceledOnDate | 2017-11-08 ⓘ |
| communityOutcome |
Bitcoin remained on 1 MB base block size with SegWit
ⓘ
linked to:
SegWit2x
|
| consensusChangeType | hard fork ⓘ |
| controversy | division between corporate signatories and open-source developers ⓘ |
| criticizedFor |
being negotiated without open community process
ⓘ
insufficient community consensus ⓘ lack of replay protection in original design ⓘ |
| fullName |
Segregated Witness 2x
ⓘ
linked to:
SegWit2x
|
| hadImplementation | BTC1 software client ⓘ |
| hasComponent |
2 MB block size hard fork
ⓘ
SegWit activation ⓘ
linked to:
Segregated Witness
|
| hasGoal |
activate Segregated Witness (SegWit)
ⓘ
increase Bitcoin block size limit to 2 megabytes ⓘ |
| hasSubject |
Bitcoin governance
ⓘ
miner influence in Bitcoin protocol changes ⓘ on-chain scaling ⓘ |
| influenced |
discussions on Bitcoin governance
ⓘ
future Bitcoin fork proposals ⓘ |
| intendedActivationBlockHeight | 494784 ⓘ |
| intendedActivationDate | 2017-11-16 ⓘ |
| network | Bitcoin ⓘ |
| notableEvent | cancellation email circulated to mailing lists and media ⓘ |
| opposedBy |
large part of Bitcoin technical community
ⓘ
many Bitcoin Core developers ⓘ many Bitcoin users and node operators ⓘ |
| precededBy | SegWit activation on Bitcoin mainnet ⓘ |
| proposedBy | group of Bitcoin companies and miners ⓘ |
| relatedTo |
Bitcoin Cash
ⓘ
Bitcoin Core ⓘ Bitcoin block size debate ⓘ Bitcoin scalability problem ⓘ Segregated Witness ⓘ |
| segwitActivationMethod | BIP91 signaling ⓘ |
| softwareLanguage | C++ ⓘ |
| status | canceled ⓘ |
| supportedBy |
major Bitcoin mining pools (at proposal time)
ⓘ
several Bitcoin exchanges ⓘ several Bitcoin wallet providers ⓘ |
| timePeriod |
2017 Bitcoin block size controversy
ⓘ
linked to:
SegWit2x
|
| wouldCause | chain split risk ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: SegWit2x Description of subject: SegWit2x was a proposed Bitcoin protocol upgrade that aimed to combine the activation of Segregated Witness with a subsequent increase in the block size limit, but it was ultimately canceled due to lack of consensus in the community.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: SegWit2x
linked to: SegWit2x