- Proof-of-Work
To implement a distributed timestamp server on a peer-to-peer basis, we will need to use a proof-of-work system similar to Adam Back's Hashcash[6], rather than newspaper or Usenet posts.
Post by twetch#6484
To modify a past block, an attacker would have to redo the proof-of-work of the block and all blocks after it and then catch up with and surpass the work of the honest nodes.
What the chain says
- Block
- 589 509
- Time
- 2019-07-03T06:35:51Z
- Signer
- 1AKHViYgBGbmxi8qiJkNvoHNeDu9m3MfPE
- App
- twetch
- Type
- reply
- Content type
- text/plain
- Name in tx
- twetch#6484
Fields the transaction did not carry are omitted. Open the payload to see the bytes as stored.
Signed by
1AKHViYgBGbmxi8qiJkNvoHNeDu9m3MfPE Verified