hood// SPDX-License-Identifier: AGPL-3.0-only
pragma solidity ^0.8.20;
interface IRobinRegistry {
function creatorOf(uint256 robinId) external view returns (address);
}
/// @title RobinNameService
/// @notice Maps human-readable names to Robin agent IDs on Robinhood Chain
/// (e.g. "marketbot" => 42). Registration is gated to the Robin
/// creator to prevent name squatting / front-running.
contract RobinNameService {
// ── Storage ─────────────────────────────────────────────────────────
IRobinRegistry public immutable registry;
mapping(string => uint256) private _nameToId; // name => robinId (0 = unset)
mapping(uint256 => string) private _idToName; // robinId => name
// ── Events ──────────────────────────────────────────────────────────
event NameRegistered(uint256 indexed robinId, bytes32 indexed nameHash, string name);
event NameReleased(uint256 indexed robinId, bytes32 indexed nameHash, string name);
// ── Errors ──────────────────────────────────────────────────────────
error InvalidName();
error NameTaken();
error Unauthorized();
constructor(address registry_) {
registry = IRobinRegistry(registry_);
}
// ── Core ────────────────────────────────────────────────────────────
/// @notice Register a name for a Robin. Caller must be the Robin creator.
/// Reverts if the name is invalid or already taken. If the Robin
/// already had a name, the old name is released first.
function registerName(uint256 robinId, string calldata name) external {
if (msg.sender != registry.creatorOf(robinId)) revert Unauthorized();
if (!_validateName(name)) revert InvalidName();
if (_nameToId[name] != 0) revert NameTaken();
string memory old = _idToName[robinId];
if (bytes(old).length != 0) {
delete _nameToId[old];
emit NameReleased(robinId, keccak256(bytes(old)), old);
}
_nameToId[name] = robinId;
_idToName[robinId] = name;
emit NameRegistered(robinId, keccak256(bytes(name)), name);
}
/// @notice Release the name held by a Robin. Caller must be the creator.
function releaseName(uint256 robinId) external {
if (msg.sender != registry.creatorOf(robinId)) revert Unauthorized();
string memory name = _idToName[robinId];
if (bytes(name).length == 0) return;
delete _nameToId[name];
delete _idToName[robinId];
emit NameReleased(robinId, keccak256(bytes(name)), name);
}
/// @notice Resolve a name to its Robin ID. Returns 0 if not registered.
function resolveName(string calldata name) external view returns (uint256) {
return _nameToId[name];
}
/// @notice Get the name for a Robin ID. Empty string if none.
function nameOf(uint256 robinId) external view returns (string memory) {
return _idToName[robinId];
}
/// @notice Whether a name is valid AND currently unclaimed.
function isNameAvailable(string calldata name) external view returns (bool) {
if (!_validateName(name)) return false;
return _nameToId[name] == 0;
}
/// @notice Whether a Robin has a registered name.
function hasName(uint256 robinId) external view returns (bool) {
return bytes(_idToName[robinId]).length != 0;
}
// ── Validation ──────────────────────────────────────────────────────
/// @dev 3-32 chars, lowercase [a-z0-9] and '-', no leading/trailing hyphen,
/// no consecutive hyphens.
function _validateName(string calldata name) internal pure returns (bool) {
bytes calldata b = bytes(name);
uint256 len = b.length;
if (len < 3 || len > 32) return false;
bool prevHyphen = false;
for (uint256 i = 0; i < len; i++) {
bytes1 c = b[i];
bool isLower = (c >= 0x61 && c <= 0x7a);
bool isDigit = (c >= 0x30 && c <= 0x39);
bool isHyphen = (c == 0x2d);
if (!isLower && !isDigit && !isHyphen) return false;
if (isHyphen) {
if (i == 0 || i == len - 1) return false;
if (prevHyphen) return false;
prevHyphen = true;
} else {
prevHyphen = false;
}
}
return true;
}
}[
{
"type": "constructor",
"inputs": [
{
"name": "registry_",
"type": "address",
"internalType": "address"
}
],
"stateMutability": "nonpayable"
},
{
"name": "InvalidName",
"type": "error",
"inputs": []
},
{
"name": "NameTaken",
"type": "error",
"inputs": []
},
{
"name": "Unauthorized",
"type": "error",
"inputs": []
},
{
"name": "NameRegistered",
"type": "event",
"inputs": [
{
"name": "robinId",
"type": "uint256",
"indexed": true,
"internalType": "uint256"
},
{
"name": "nameHash",
"type": "bytes32",
"indexed": true,
"internalType": "bytes32"
},
{
"name": "name",
"type": "string",
"indexed": false,
"internalType": "string"
}
],
"anonymous": false
},
{
"name": "NameReleased",
"type": "event",
"inputs": [
{
"name": "robinId",
"type": "uint256",
"indexed": true,
"internalType": "uint256"
},
{
"name": "nameHash",
"type": "bytes32",
"indexed": true,
"internalType": "bytes32"
},
{
"name": "name",
"type": "string",
"indexed": false,
"internalType": "string"
}
],
"anonymous": false
},
{
"name": "hasName",
"type": "function",
"inputs": [
{
"name": "robinId",
"type": "uint256",
"internalType": "uint256"
}
],
"outputs": [
{
"name": "",
"type": "bool",
"internalType": "bool"
}
],
"stateMutability": "view"
},
{
"name": "isNameAvailable",
"type": "function",
"inputs": [
{
"name": "name",
"type": "string",
"internalType": "string"
}
],
"outputs": [
{
"name": "",
"type": "bool",
"internalType": "bool"
}
],
"stateMutability": "view"
},
{
"name": "nameOf",
"type": "function",
"inputs": [
{
"name": "robinId",
"type": "uint256",
"internalType": "uint256"
}
],
"outputs": [
{
"name": "",
"type": "string",
"internalType": "string"
}
],
"stateMutability": "view"
},
{
"name": "registerName",
"type": "function",
"inputs": [
{
"name": "robinId",
"type": "uint256",
"internalType": "uint256"
},
{
"name": "name",
"type": "string",
"internalType": "string"
}
],
"outputs": [],
"stateMutability": "nonpayable"
},
{
"name": "registry",
"type": "function",
"inputs": [],
"outputs": [
{
"name": "",
"type": "address",
"internalType": "contract IRobinRegistry"
}
],
"stateMutability": "view"
},
{
"name": "releaseName",
"type": "function",
"inputs": [
{
"name": "robinId",
"type": "uint256",
"internalType": "uint256"
}
],
"outputs": [],
"stateMutability": "nonpayable"
},
{
"name": "resolveName",
"type": "function",
"inputs": [
{
"name": "name",
"type": "string",
"internalType": "string"
}
],
"outputs": [
{
"name": "",
"type": "uint256",
"internalType": "uint256"
}
],
"stateMutability": "view"
}
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| Token | Symbol | Balance | Price | Value |
|---|---|---|---|---|
 Dih (DIH) | DIH | 1 | $0.0000106 | $0 |
| Type | Age | Block | Details |
|---|---|---|---|
| no cross-chain L1↔L2 transactions for this address | |||
| Transaction Hash | Method | Block | Age | From | To | Type | Item | ||
|---|---|---|---|---|---|---|---|---|---|
| no NFT transfers for this address yet | |||||||||
| Txn Hash | Age | Event | Topics / Data |
|---|---|---|---|
| 0x3a0fde…af4146 | 35 days agoSat, 11 Jul 2026 22:32:42 UTC | 0x7d2544…30a5 | [0] 0x000000000000…00000006 [1] 0xd075002e8f97…08657243 data: 0x000000000000000000…00000000 |
| 0x373607…1d3710 | 35 days agoSat, 11 Jul 2026 19:32:28 UTC | 0x7d2544…30a5 | [0] 0x000000000000…00000005 [1] 0x562a28a1a0d7…b2b95c44 data: 0x000000000000000000…00000000 |
| 0xb4cacc…66b6ad | 36 days agoSat, 11 Jul 2026 00:28:48 UTC | 0x7d2544…30a5 | [0] 0x000000000000…00000004 [1] 0xe5ca99cf63f4…5d00419e data: 0x000000000000000000…00000000 |
| 0x466c5d…bf6c43 | 36 days agoFri, 10 Jul 2026 18:59:12 UTC | 0x7d2544…30a5 | [0] 0x000000000000…00000003 [1] 0x48d4ca3aff44…bf0eebce data: 0x000000000000000000…00000000 |
| 0xa89184…48fe6a | 36 days agoFri, 10 Jul 2026 18:55:34 UTC | 0x7d2544…30a5 | [0] 0x000000000000…00000002 [1] 0x6ee4d31d3f81…e1006adf data: 0x000000000000000000…00000000 |
| 0xdd39a7…a4bf21 | 36 days agoFri, 10 Jul 2026 16:45:59 UTC | 0x7d2544…30a5 | [0] 0x000000000000…00000001 [1] 0x41cab718c8e9…9cd8f8e4 data: 0x000000000000000000…00000000 |
| Transaction Hash | Method | Block | Age | From | To | Amount | Token | ||
|---|---|---|---|---|---|---|---|---|---|
| 0xf5cc814c…a71e7d | Transfer | 19,028,238 | 21 days agoSat, 25 Jul 2026 12:59:23 UTC | 0xcaf7…5d11 | IN | 0xee92…92ef | $0.001 DIH | Dih (DIH) |
| Block | Age | Parent Transaction Hash | Type | Method | From | To | Value | |
|---|---|---|---|---|---|---|---|---|
| no internal transactions found for this address yet (traced blocks + on-demand) | ||||||||
| Transaction Hash | Method ? | Block | Age | From | To | Amount | Txn Fee ? | ||
|---|---|---|---|---|---|---|---|---|---|
| 0x3a0fde…af4146 | registerName | 7,304,935 | 35 days agoSat, 11 Jul 2026 22:32:42 UTC | 0xf58a…fb67 | IN | RobinNameService | $0.000 ETH | 0.00000481 | |
| 0x373607…1d3710 | registerName | 7,196,943 | 35 days agoSat, 11 Jul 2026 19:32:28 UTC | 0x5e27…3bd3 | IN | RobinNameService | $0.000 ETH | 0.00000516 | |
| 0xb4cacc…66b6ad | registerName | 6,511,548 | 36 days agoSat, 11 Jul 2026 00:28:48 UTC | 0xcec6…3e39 | IN | RobinNameService | $0.000 ETH | 0.00000414 | |
| 0x466c5d…bf6c43 | registerName | 6,314,003 | 36 days agoFri, 10 Jul 2026 18:59:12 UTC | 0x07d8…736e | IN | RobinNameService | $0.000 ETH | 0.00002069 | |
| 0xa89184…48fe6a | registerName | 6,311,815 | 36 days agoFri, 10 Jul 2026 18:55:34 UTC | 0xcec6…3e39 | IN | RobinNameService | $0.000 ETH | 0.00002131 | |
| 0xdd39a7…a4bf21 | registerName | 6,234,149 | 36 days agoFri, 10 Jul 2026 16:45:59 UTC | 0xcec6…3e39 | IN | RobinNameService | $0.000 ETH | 0.00002564 |