seal
pressing 4,812,004 receipts to chain …
✓ sealed
4,812,004 receipts sealed seal a file

attestation.

Witnesses co-sign the receipts you actually trust.

Some claims matter more than a hash alone. For those, seal lets a network of witnesses co-sign a receipt — people and institutions vouching that the media is what it says it is.

witnessesyou choose
quorumn of m
reputationon chain
payoutin $SEAL

a receipt you can lean on

A single signer proves a file existed. A quorum of witnesses proves it's real. Witnesses stake reputation — and $SEAL — on every attestation, so a wrong voucher costs them.