# PASSPORT STAMPS

- [What are Passport Stamps?](/passport-knowledge-base/stamps/what-are-stamps.md): An introduction to Human Passport Stamps—the identifiers that a Passport is comprised of
- [Passport Stamp Weights](/passport-knowledge-base/stamps/how-is-gitcoin-passports-score-calculated.md): The following page describes how Passport weighs each of their individual Stamps and credentials
- [What are Model-Based Stamps: Ethereum and NFT](/passport-knowledge-base/stamps/what-are-model-based-stamps-ethereum-and-nft.md): Human Passport's Ethereum and NFT Stamps use Model-Based Detection to score you based on how similar your transaction history resembles Sybil or human behavior
- [Understanding Your Eligibility for the Gitcoin Grants Stamp on Human Passport](/passport-knowledge-base/stamps/understanding-your-eligibility-for-the-gitcoin-grants-stamp-on-human-passport.md): This article delineates the eligibility criteria that our automated system employs to determine if a user qualifies for this Stamp
- [How to verify Stamps on Human Passport?](/passport-knowledge-base/stamps/how-do-i-add-passport-stamps.md): A guide on adding Stamps to your Passport.
- [The Binance Stamp](/passport-knowledge-base/stamps/how-do-i-add-passport-stamps/the-binance-stamp.md)
- [The Biometrics Stamp](/passport-knowledge-base/stamps/how-do-i-add-passport-stamps/the-biometrics-stamp.md): Verify your uniqueness using facial biometrics, powered by human.tech.
- [The Discord Stamp](/passport-knowledge-base/stamps/how-do-i-add-passport-stamps/connecting-a-discord-account-to-passport.md): Instructions on how to verify your Discord on HumanPassport
- [The ENS Stamp](/passport-knowledge-base/stamps/how-do-i-add-passport-stamps/connecting-an-ens-account-to-passport.md)
- [The Ethereum Stamp](/passport-knowledge-base/stamps/how-do-i-add-passport-stamps/verifying-ethereum-transactions-to-passport.md)
- [The Gitcoin Stamp](/passport-knowledge-base/stamps/how-do-i-add-passport-stamps/connecting-gitcoin-grants-to-passport.md)
- [The GitHub Stamp](/passport-knowledge-base/stamps/how-do-i-add-passport-stamps/connecting-a-github-account-to-passport.md)
- [The Google Stamp](/passport-knowledge-base/stamps/how-do-i-add-passport-stamps/connecting-a-google-account-to-passport.md)
- [The Safe Stamp](/passport-knowledge-base/stamps/how-do-i-add-passport-stamps/gnosis-safe-stamp.md)
- [The X Stamp](/passport-knowledge-base/stamps/how-do-i-add-passport-stamps/the-x-stamp.md)
- [The Steam Stamp](/passport-knowledge-base/stamps/how-do-i-add-passport-stamps/the-steam-stamp.md): Verify your uniqueness using facial biometrics, powered by human.tech.
- [The Guild.xyz Stamp](/passport-knowledge-base/stamps/how-do-i-add-passport-stamps/the-guild.xyz-stamp.md)
- [The Government ID Stamp](/passport-knowledge-base/stamps/how-do-i-add-passport-stamps/the-government-id-stamp.md): 10 minute process
- [The Identity Staking (GTC) Stamp](/passport-knowledge-base/stamps/how-do-i-add-passport-stamps/gtc-staking.md)
- [The LinkedIn Stamp](/passport-knowledge-base/stamps/how-do-i-add-passport-stamps/the-linkedin-stamp.md)
- [The NFT Stamp](/passport-knowledge-base/stamps/how-do-i-add-passport-stamps/nft-stamp.md)
- [The Phone Verification Stamp](/passport-knowledge-base/stamps/how-do-i-add-passport-stamps/the-phone-verification-stamp.md): 10 minute process
- [The Proof of Clean Hands Stamp](/passport-knowledge-base/stamps/how-do-i-add-passport-stamps/the-proof-of-clean-hands-stamp.md): 5-minute process
- [The Snapshot Stamp](/passport-knowledge-base/stamps/how-do-i-add-passport-stamps/connecting-snapshot-to-passport.md)
- [The ZK Email Stamp](/passport-knowledge-base/stamps/how-do-i-add-passport-stamps/the-zk-email-stamp.md)