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Create your free Dex Ledger account in under 30 seconds.
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30 free Hash Credits
Track cards, trades, and value for free. Start with 30 free Hash Credits, then buy more only when you want to Hashlock proofs.
Open your account now and your first 3 Hashlocks are already covered.
Proof on demand
10 credits = 1 Hashlock with certificate + QR.
Ready to verify
Shareable public verification and chain history.
Your data stays private. Credits never expire.
Read-only integrity endpoint
Public Verification
Verify certificate payloads, signatures, and proof status without signing in.
Open Public VerificationExample
Graded + Hashlocked
This is what a locked proof looks like: signed owner + condition + grade, time-stamped, stored in your Vault, and Registry-checkable.
PSA 9
MINT
Graded metadata
Ed25519
PSA
9 MINT
Back photo not found. Add data/demo/base1-4-back.png to show the real back image.
CERT DX-PSA-0001
Charizard (Base Set) #4/102
Owner: trainer_name
Condition: Mint
Locked: 2026-02-13
Proof ID: ABCD-EF12-3456
Registry: Registered
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