┌─────────────────────────────────────────────────────────────────────────────────────────┐
│                            AI MINING ARCHITECTURE                                       │
├─────────────────────────────────────────────────────────────────────────────────────────┤
│                                                                                         │
│  GPU COMPUTE                         MINING CONTRACTS                                   │
│  ┌─────────────────┐                 ┌─────────────────────────────────────────────┐   │
│  │  NVIDIA H100    │                 │                   AIMining                   │   │
│  │  (TEE Attested) │────────────────▶│  • Work proof validation                    │   │
│  └─────────────────┘                 │  • GPU tier multipliers                     │   │
│  ┌─────────────────┐                 │  • Double-spend prevention                  │   │
│  │  NVIDIA A100    │─────────────────│  • Rate limiting                            │   │
│  │  (TDX/SGX)      │                 └──────────────────────┬──────────────────────┘   │
│  └─────────────────┘                                        │                          │
│  ┌─────────────────┐                                        ▼                          │
│  │  Consumer GPU   │                 ┌─────────────────────────────────────────────┐   │
│  │  (Soft Attest)  │                 │                   AIToken                    │   │
│  └─────────────────┘                 │  • Bitcoin-aligned halving (4-year epochs)  │   │
│                                      │  • 1B supply cap per chain                  │   │
│                                      │  • 98% miner / 2% treasury split            │   │
│                                      └─────────────────────────────────────────────┘   │
│                                                                                         │
│  SUPPORTED CHAINS:  C-Chain (96369) | Hanzo EVM (36963) | Zoo EVM (200200)             │
└─────────────────────────────────────────────────────────────────────────────────────────┘

Block time: 2 seconds (vs Bitcoin 10 minutes)
Halving interval: 63,072,000 blocks = 4 years

Epoch 0 (Years 0-4):   7.14 AI/block  → 450M total
Epoch 1 (Years 4-8):   3.57 AI/block  → 225M total
Epoch 2 (Years 8-12):  1.785 AI/block → 112.5M total
Epoch 3 (Years 12-16): 0.8925 AI/block
...
Epoch 63 (~252 years): ~0 AI/block

struct WorkProof {
    bytes32 sessionId;      // Unique compute session
    uint64 nonce;           // PoW nonce
    bytes32 gpuId;          // TEE-attested GPU ID
    bytes32 computeHash;    // Hash of compute work
    uint64 timestamp;       // Proof timestamp
    GPUTier tier;           // Hardware tier
    bytes signature;        // ECDSA signature
}

import "@luxfi/contracts/ai/AIMining.sol";
import "@luxfi/contracts/ai/AIToken.sol";

// Submit work proof
AIMining.WorkProof memory proof = AIMining.WorkProof({
    sessionId: sessionId,
    nonce: nonce,
    gpuId: attestedGpuId,
    computeHash: computeHash,
    timestamp: uint64(block.timestamp),
    tier: ChainConfig.GPUTier.Confidential,
    signature: minerSignature
});

// Validate and receive rewards
uint256 reward = mining.submitProof(proof);
// 98% to miner, 2% to treasury

// C-Chain (96369)
AIToken cChainAI = AIToken(C_CHAIN_AI_ADDRESS);

// Hanzo EVM (36963)
AIToken hanzoAI = AIToken(HANZO_AI_ADDRESS);

// Zoo EVM (200200)
AIToken zooAI = AIToken(ZOO_AI_ADDRESS);

// Same work proof can mint on multiple chains
// Each chain has independent 1B supply cap

work_id = BLAKE3(device_id || nonce || chain_id)

• Each chain maintains independent SpentSet
• Proof cannot be submitted twice on same chain
• Cross-chain: same work can mint on multiple chains (by design)

event ProofSubmitted(address indexed miner, bytes32 proofHash, uint256 reward);
event MinerRegistered(address indexed miner, bytes32 gpuId);
event TierUpdated(bytes32 indexed gpuId, GPUTier oldTier, GPUTier newTier);