OrangeCheck
Prove your Bitcoin reputation.
Bind your identities.
Build trust.
Create cryptographic attestations that link your Bitcoin address to your Nostr, GitHub, Twitter, and DNS identities. Publish to decentralized relays. Verify anywhere.
Multi-Protocol IdentitiesNostr PublishingNon-Custodial
No custody. No intermediaries. No on-chain transactions.
Multi-Protocol Identities
Bind your Bitcoin address to Nostr, GitHub, Twitter, and DNS identities in a single cryptographic attestation.
Decentralized Publishing
Publish attestations to Nostr relays for censorship-resistant, globally discoverable reputation.
Portable Reputation
Share verifiable badges across any platform. Anyone can verify independently—no API required.
OrangeCheck
1. Address & identity
Enter a Bitcoin address and your identity (npub or any string).