Bitquery stories

Sep 4, 2026

Bitquery scan reveals 96,000 fake-address outputs clogging Bitcoin's unspent database

A scan by Bitquery has identified 96,000 fake-address outputs that are clogging Bitcoin's unspent transaction output (UTXO) database. The analysis highlights how cheap OP_RETURN repetition and fake-address text impose significantly different costs on Bitcoin nodes.

Sep 4, 20261 source

Aug 1, 2026

Bitquery CEO Dionysios Karakitsos accused of stealing $5M from crypto data firm, deleting expense records

Dionysios 'Dean' Karakitsos, 57-year-old CEO and co-founder of cryptocurrency data company Bitquery, allegedly embezzled more than $5 million from his own company and deleted 194 expense records before abruptly resigning.

Aug 1, 20262 sources