Creative Blockchain
🎮 Game Design & Interactive Media · motion capture NFTs

KINETIC · Pay to Anchor

A library of high-fidelity skeletal animation data accessible via payment-per-frame. One 0.01 USDC payment over x402 anchors the WOTS+ seal on-chain — no subscription, no account.

x402 track · paid unlockPay-to-anchor· paid provenance
Section · Onchain

The primitive.

full primer →

Game designers pay 0.01 USDC once, in-page, and the motion capture NFTs seal is written on-chain for them — no funded host-chain wallet, no subscription, just a payment log that ends in a real transaction.

Why this primitiveLoading details…

Kernel
a 0.01 USDC payment over x402 on Base Sepolia that buys one on-chain anchor — the server verifies the settlement, then a relayer writes the user's WOTS+ seal into the QUIP verifier on the host chain
Drives the UI as
a numbered payment log running from 402 challenge to settled USDC to the host-chain anchor tx, every hash a clickable explorer link
Appendix · Secrets

Required keys.

METAMASK_PRIVATE_KEY
Deploys the QUIP verifier to your host chain. Fund on Sepolia via the Google Cloud faucet.
open ↗
SEPOLIA_RPC_URL
Host-chain HTTPS RPC endpoint. Any Sepolia provider works.
open ↗
ETHERSCAN_API_KEY
Required for npx hardhat verify after deploy.
open ↗

Add these in your Lovable project under Settings → Secrets before pasting the prompt below.

Appendix · Mega-prompt

The build prompt.

Paste into a fresh Lovable project. Make sure all five secrets above are set first. read the build strategy →

Loading the build prompt…
Open in Lovable ↗Sepolia Etherscan ↗
Appendix · Market

Market sizing.

TAM
…
SAM
…
SOM
…

Indicative figures for hackathon pitches — refine with your own research before raising.

See also

Adjacent entries.

motion capture NFTs
XR Gesture Tokens
Mint original XR gesture captures as NFTs proving creator authorship. Every action is signed with a fresh WOTS+ one-time key.
quest tracking
Milestone · Pay to Anchor
Turn every quest step into a verifiable micro-transaction. Developers monetize gameplay depth through high-frequency, low-friction state updates rather than binary loot boxes. Fractionalize game progress: pay-per-checkpoint, pay-per-achievement, and pay-to-audit. One 0.01 USDC payment over x402 anchors the WOTS+ seal on-chain — no subscription, no account.
character customization
Kromos · Pay to Anchor
Instead of buying a whole NFT, players 'stream' their identity by paying for the specific frame-data and rig-assets they use per session. Developers earn real-time royalties every time a player equips their designed layer, turning character customization into a high-frequency micro-transaction loop. One 0.01 USDC payment over x402 anchors the WOTS+ seal on-chain — no subscription, no account.
achievement systems
Glory Gate · Pay to Anchor
A universal achievement layer where game state validation is a paid primitive. This creates a high-signal leaderboard where every milestone has a marginal cost, filtering for true commitment. Developers earn per-unlock revenue, while player profiles serve as a sybil-resistant resume of gaming expertise. One 0.01 USDC payment over x402 anchors the WOTS+ seal on-chain — no subscription, no account.