Prove Your Bitcoin Legacy

Sign a message with your Bitcoin address to discover your heroic rank based on when you first appeared on the blockchain.

⚡ Lore Preview ⚡

Architect
Between Block 210,000 and 419,999, an Architect of unprecedented foresight rose, charting the course for the industrial miners and steadfast node runners.

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Enter your Bitcoin address (Legacy, SegWit, or Bech32)

BitcoinRank Challenge: 8507b0fa63189276e843befeae5c83a3 1779761824

Sign this message with your Bitcoin wallet

Paste the signature after signing the challenge message above with your Bitcoin wallet.

How to Sign a Message

1. Copy the challenge message above
2. Use your Bitcoin wallet (Electrum, Bitcoin Core, etc.) to sign the message
3. Paste the base64-encoded signature into the form above
4. Submit to receive your heroic rank based on when your address first appeared!
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Block Height Discovery

We find when your Bitcoin address first appeared on the blockchain using Mempool.space

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Heroic Ranks

AI-powered rankings and lore generated by Google Gemini based on your early adoption

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Leaderboard

Compete with other early adopters and see who discovered Bitcoin first