SatsTamp Protocol from bitcoinlib import * import json i…

SatsTamp Protocol



from bitcoinlib import *
import json
import time
from bitcoin.rpc import RawProxy

# Configuration
RPC_USER = "youruser"
RPC_PASSWORD = "yourpassword"
RPC_HOST = "localhost"
RPC_PORT = 18332

# SatsTamp Protocol Constants
SATSTAMP_IDENTIFIER = "SATSTAMP_v1"
MAX_DATA_SIZE = 4000000 # 4 MB max for Taproot witness data

def connect_to_node():
"""Connect to Bitcoin Core node via RPC."""
return RawProxy(service_url=f"http://{RPC_USER}:{RPC_PASSWORD}@{RPC_HOST}:{RPC_PORT}")

def create_satstamp_inscription(wallet, data, recipient_address, rarity="common"):
"""
Create a SatsTamp inscription by embedding data into a Taproot transaction.

Args:
wallet: Wallet object for signing transactions.
data: Data to inscribe (str or bytes).
recipient_address: Taproot address to send inscribed satoshi.
rarity: Rarity tag ("rare" or "common").

Returns:
dict: Transaction details including SatsTamp ID.
"""
# Connect to Bitcoin node
node = connect_to_node()

# Validate data size
data_bytes = data.encode() if isinstance(data, str) else data
if len(data_bytes) > MAX_DATA_SIZE:
raise ValueError(f"Data size exceeds {MAX_DATA_SIZE} bytes")

# Get current block height and timestamp
block_height = node.getblockcount()
timestamp = int(time.time())

# Determine rarity
is_rare = block_height % 1000 == 0
rarity = "rare" if is_rare else rarity

# Create metadata
metadata = {
"creator": wallet.getnewaddress(),
"data_type": "text" if isinstance(data, str) else "binary",
"rarity": rarity,
"timestamp": timestamp
}

# Construct inscription payload
inscription = {
"identifier": SATSTAMP_IDENTIFIER,
"data": data_bytes.hex(),
"metadata": metadata
}
inscription_json = json.dumps(inscription).encode()

# Create Taproot transaction
utxos = node.listunspent()
if not utxos:
raise ValueError("No UTXOs available")

# Select a UTXO
utxo = utxos[0]
txid = utxo["txid"]
vout = utxo["vout"]
amount = utxo["amount"] - 0.0001 # Subtract fee (simplified)

# Build transaction
tx = CTransaction()
tx.vin = [CTxIn(COutPoint(int(txid, 16), vout))]

# Create OP_RETURN output for inscription
script = CScript([OP_RETURN, inscription_json])
tx.vout.append(CTxOut(0, script))

# Send remaining amount to recipient
recipient_script = address_to_scriptpubkey(recipient_address)
tx.vout.append(CTxOut(int(amount * 100000000), recipient_script))

# Sign transaction
signed_tx = wallet.signrawtransactionwithwallet(tx.serialize().hex())["hex"]

# Broadcast transaction
tx_hash = node.sendrawtransaction(signed_tx)

# Calculate SatsTamp ID
tx_index = node.getrawtransaction(tx_hash, True)["vout"].index({"scriptPubKey": recipient_script.hex()})
satstamp_id = f"{block_height}:{tx_index}:0:{timestamp}"

return {
"txid": tx_hash,
"satstamp_id": satstamp_id,
"block_height": block_height,
"rarity": rarity,
"metadata": metadata
}

def track_satstamp(satstamp_id):
"""
Track a SatsTamp by its ID.

Args:
satstamp_id: SatsTamp ID (e.g., "800000:5:0:1735689600").

Returns:
dict: Current status of the SatsTamp.
"""
node = connect_to_node()
block_height, tx_index, output_index, timestamp = satstamp_id.split(":")

# Query blockchain for transaction
block_hash = node.getblockhash(int(block_height))
block = node.getblock(block_hash)
txid = block["tx"][int(tx_index)]

# Get transaction details
tx = node.getrawtransaction(txid, True)
output = tx["vout"][int(output_index)]

return {
"satstamp_id": satstamp_id,
"current_address": output["scriptPubKey"]["addresses"][0],
"block_height": block_height,
"timestamp": timestamp
}

# Example Usage
if __name__ == "__main__":
# Initialize wallet (assumes Bitcoin Core wallet)
node = connect_to_node()

# Create a new Taproot address
recipient = node.getnewaddress("bech32m")

# Inscribe a text message
data = "Hello, SatsTamp! This is a timestamped collectible."
inscription = create_satstamp_inscription(node, data, recipient)
print("Inscription Created:", inscription)

# Track the SatsTamp
status = track_satstamp(inscription["satstamp_id"])
print("SatsTamp Status:", status)