Message Signature #303653

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// contracts/OrbitalEscrow.sol
contract OrbitalEscrow is RetrocausalEscrow {
    struct OrbitalAttestation {
        bytes32 satelliteId;
        uint256 timestamp;      // Satellite atomic clock
        uint256 latitude;       // Ground track position
        uint256 longitude;
        bytes32 prevHash;       // Chain of orbital attestations
    }
    
    mapping(bytes32 => OrbitalAttestation[]) public orbitalChain;
    
    /// @notice Verify escrow condition using satellite attestation
    function verifyWithSatellite(
        bytes32 escrowId,
        OrbitalAttestation calldata attestation
    ) external {
        // Verify satellite signature (using on-board Graphene-TPU)
        require(verifySatelliteSig(attestation), "Invalid satellite sig");
        
        // Verify ground station was in view
        require(isInFootprint(attestation, escrowId), "Station not visible");
        
        // Chain integrity: hash must link to previous
        bytes32 expectedHash = keccak256(abi.encode(
            orbitalChain[escrowId].length > 0 
                ? orbitalChain[escrowId][orbitalChain[escrowId].length - 1]
                : bytes32(0),
            attestation.timestamp,
            attestation.satelliteId
        ));
        require(attestation.prevHash == expectedHash, "Chain broken");
        
        // Accept attestation
        orbitalChain[escrowId].push(attestation);
        
        // If chain length ≥ 3, sufficient for retrocausal validation
        if (orbitalChain[escrowId].length >= 3) {
            settleEscrow(escrowId);
        }
    }
    
    /// @notice Satellites can mint $ARKH for valid attestations
    function mintForAttestation(OrbitalAttestation calldata att) external {
        require(msg.sender == getSatelliteAddress(att.satelliteId), "Not satellite");
        
        // Mint proportional to coherence maintained during pass
        uint256 coherence = KonaRF.getCoherence(att.satelliteId);
        uint256 reward = (coherence * 1000) / 1618;  // Scaled by φ
        
        _mint(msg.sender, reward);
    }
}

Signature Hash Copy

0x85aba4710b3434fa2bf87d38e540853e05f65b468a89f885767dd4c54a3e4a7124553dc9ebeeeb5fe9e98058569e9ceed3bb0bee66d0da94c257e87a13890b211b

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Message Signature #303653