What the publisher saw and earned

Demo AI app

The organic answer never receives advertiser material. A no-fill turn still answers the user in full. The app is paid only for deliveries it signed.

Opportunities offered4One Sponsored slot per answer

Filled3 of 41 no fill by rule

Signed receipts3Each verified in your browser

Earned0.011USDCTest USDC, paid at channel close on Solana Devnet

Opportunity	Slot	Card shown	Price	Delivered	Receipt
1 Cheapest hardware wallet	Filled	ClearVault	0.004	+22.0 s
2 Offline key storage	Filled	ClearVault	0.003	+35.1 s
3 Same question again	Filled	KeyForge	0.004	+12.8 s
4 Mobile-only wallets	No fill	publisher note only	none	none	none

Payment channels on Solana Devnet, test USDC

From ClearVault0.007

From KeyForge0.004

Total0.011

Each close transaction added exactly this to the publisher; earlier balances are not shown.

The publisher key signed each receipt; your browser verifies it now

Opportunity 1, ClearVaultEd25519 signature: checking

Opportunity 2, ClearVaultEd25519 signature: checking

Opportunity 3, KeyForgeEd25519 signature: checking

SlotOne Sponsored card under the answer

Floor price0.001 test USDC

Topic offeredCrypto wallet tools

Frequency cap2 per campaign per session

A receipt is not attention

A signed receipt proves the app's assertion that it inserted a labelled card. It does not show that a person saw, read or acted on it.