Blockchain Timestamps
Sign, verify, and timestamp data on the blockchain by sending bitcoin to a brainwallet.
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This data already exists on the blockchain.

Send a small amount of bitcoin to the following address. Include a miner fee to ensure confirmation and to support the network. Your data will appear on this website after the transaction has one confirmation.

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Please check back after there is one confirmation. Your transaction will appear below.

1: Type in a message or select a document to hash

2: Send a small amount of bitcoin to the generated address

3: Your message gets timestamped on the blockchain

Transaction Details
Bitcoin Address:
1NJFqBsAFBK7VyhmFNhbn7d6TeEEfGciBs
Text:
8FF5F311E6DFE0426DED833B9E9841FA8C1AA2A5D017CB10837B6EC5168163A2
Timestamp:
2015-07-30 23:05:04 UTC
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