bc1q8xx4efxhpupyz73r20nha9ukxmhfzw5j7akpdj

P2WPKH/P2WSH (bc1q)

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Quantum exposure Reuse-exposed

P2WPKH · reuse-exposed

P2WPKH addresses hide the pubkey behind a SHA-256 + RIPEMD-160 hash UNTIL the first outgoing spend, which reveals it in the signature script or witness data. This address has been spent from, so its pubkey is permanently on chain. Every subsequent UTXO at this address is just as exposed as the moment of first spend.

First revealed at block 934,371 on 2026-01-30 (input_spend).

Context: Bitcoin quantum exposure report · Top exposed addresses · Quantum and Bitcoin (LearnBitcoin.com)

What we know about this address 1 findings

Bitwise BITB ETF custody

Custody address for the Bitwise BITB Spot Bitcoin ETF. Holds 510.0000 BTC. Active. Self-disclosed by Bitwise and attested daily by The Network Firm LLP.

ETF custody view