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Coldcard

Coldcard is a brand of air-gapped Bitcoin hardware wallets, including the Mk4 and Mk5/Q models, used for offline private key storage and signing.

Known aliases

  • Coldcard
  • Coldcard hardware wallet
  • Coldcard Mk4
  • Coldcard Mk5
  • Coldcard Q
  • Coldcard wallet

Relationships

No evidence-backed relationships are recorded.

Current stories

invest1 publisher

Peter Todd takes over the MARA channel that carried more than 9,000 BTC past the public mempool

Peter Todd, co-author of Bitcoin's replace-by-fee standard, now leads MARA's Slipstream, a private channel that moved over 9,000 BTC from vulnerable wallets. With two documented uses on record, both where public relay was risky or failed, the evidence that private routing is becoming a routine miner fee business is still thin.

Reality

Evidence40
Adoption25
Hype gap+30
Incentives55
Confidence40
invest3 publishers

Ten days of maintainer time bought Core Lightning a two-week embargo on AI-found bugs

Core Lightning says the machine-written reports found real flaws in its payments software. It is holding the count and severity for at least two weeks, leaving node operators to decide what to do with a hazard whose size is still private.

Perspective Coverage

3 publishers
Builder
Builder 28%
Operator
Operator 52%
Investor
Investor 20%

Reality

Evidence60
Adoption40
Hype gap+25
Incentives68
Confidence62
invest3 publishers

Harmony offers validators nine times its DeFi TVL to switch off its own chain

Harmony blames state actors and AI agents for shutting the layer-1 it launched in 2019, and the money set aside to pay validators to power down is worth more than everything left locked on the chain it closes.

Perspective Coverage

3 publishers
Builder
Builder 30%
Operator
Operator 38%
Investor
Investor 32%

Reality

Evidence55
Adoption20
Hype gap+45
Incentives75
Confidence60