Of the 130M taproot OP_IFs on-chain, 99.6% of them are hardcoded never to run. They are of the form: If 0 = 1, execute X Zero never equals one, so X is never intended to be executed If taproot is designed to execute code, OP_IF is 99.6% a system hack GitHub and plain text 👇

# In plain text # This tweet is the code itself # It has no dependencies or API calls # It only talks to your node # Chose your run length (dates, blocks) # Copy paste this to your AI # Or save it as "taproot_opif.py" and run it # Your terminal: python3 taproot_opif.py """ taproot_opif.py — Analyze OP_IF usage in taproot script path spends via RPC. Requires a running Bitcoin Core node with server=1. No external dependencies — stdlib only. Usage:   python3 taproot_opif.py --start-block 823786 --end-block 951964   python3 taproot_opif.py --start-day 2024-01-01 --end-day 2024-12-31   python3 taproot_opif.py --start-day 2024-01-01 """ import argparse import base64 import http.client import io import json import os import platform import struct import sys import time from time import time as now from collections import defaultdict from datetime import datetime, timezone, date, timedelta from binascii import unhexlify from io import BytesIO from json import loads as json_loads, dumps as json_dumps from struct import unpack, unpack_from # =========================================================================== # RPC connection (copied from open_settlement_price_v10_rc4.py) # =========================================================================== _KNOWN_COOKIE_DIRS = [     '/embassy-data/package-data/volumes/bitcoin/data/.bitcoin',     '/embassy-data/package-data/volumes/bitcoind/data/.bitcoin',     '/home/umbrel/umbrel/app-data/bitcoin/data/.bitcoin',     '/home/umbrel/umbrel/data/app-data/bitcoin/data/.bitcoin',     '/opt/umbrel-os/app-data/bitcoin/data/.bitcoin',     '/mnt/hdd/bitcoin',     '/mnt/hdd/.bitcoin',     '/mnt/storage/bitcoin',     '/opt/mynode/bitcoin', ] _SEARCH_ROOTS = [     '/embassy-data', '/mnt', '/opt', '/home', '/srv', '/var/lib', ] def _find_data_dir():     system = platform.system()     if system == 'Darwin':         return os.path.expanduser('~/Library/Application Support/Bitcoin')     elif system == 'Windows':         return os.path.join(os.environ.get('APPDATA', ''), 'Bitcoin')     else:         return os.path.expanduser('~/.bitcoin') def _find_bitcoin_dir():     for d in _KNOWN_COOKIE_DIRS:         if os.path.exists(os.path.join(d, '.cookie')) or \            os.path.exists(os.path.join(d, 'bitcoin.conf')):             return d     for root in _SEARCH_ROOTS:         if not os.path.isdir(root):             continue         try:             for dirpath, dirnames, filenames in os.walk(root):                 if '.cookie' in filenames or 'bitcoin.conf' in filenames:                     return dirpath         except PermissionError:             continue     return None def _find_rpc_host_from_ss(port):     import subprocess     for cmd in (['ss', '-tlnp'], ['netstat', '-tlnp']):         try:             raw_out = subprocess.check_output(cmd, stderr=subprocess.DEVNULL)             out = (raw_out                 .decode())             for line in (out                 .splitlines()):                 if ':{}'.format(port) in line:                     for part in (line                         .split()):                         if (part                             .endswith(':{}'.format(port))):                             host = (part.rsplit(':', 1)[0]                                 .strip('[]'))                             if host not in ('0.0.0.0', '*', '127.0.0.1', '::1', '::'):                                 return host         except Exception:             continue     return None def setup_rpc(data_dir=None, rpchost=None, rpcport=None, rpcuser=None, rpcpassword=None):     if data_dir is None:         data_dir = _find_data_dir()         if not os.path.exists(os.path.join(data_dir, '.cookie')) and \            not any(os.path.exists(os.path.join(data_dir, n))                    for n in ('bitcoin.conf', 'bitcoin_rw.conf')):             found = _find_bitcoin_dir()             if found:                 data_dir = found     conf_path = None     for name in ('bitcoin.conf', 'bitcoin_rw.conf'):         p = os.path.join(data_dir, name)         if os.path.exists(p):             conf_path = p             break     if not conf_path:         print(f"ERROR: Cannot find bitcoin.conf in {data_dir}")         sys.exit(1)     conf = {}     with open(conf_path) as f:         for line in f:             line = (line                 .strip())             if not line or (line                 .startswith('#')) or '=' not in line:                 continue             k, v = (line                 .split('=', 1))             k = (k             .strip())         conf[k] = (v                 .strip()                 .strip('"'))     cget = conf.get     rpc_user = rpcuser if rpcuser else cget('rpcuser')     rpc_pass = rpcpassword if rpcpassword else cget('rpcpassword')     rpc_host = rpchost if rpchost else cget('rpcconnect', '127.0.0.1')     rpc_port = rpcport if rpcport else int(cget('rpcport', '8332'))     cookie_path = cget('rpccookiefile', os.path.join(data_dir, '.cookie'))     _host = [rpc_host]     _conn = [None]     def rpc(method, *params):         u, p = rpc_user, rpc_pass         if not u or not p:             try:                 with open(cookie_path) as f:                     u, p = (f                         .read()                         .strip()                         .split(':', 1))             except Exception as e:                 print(f"ERROR: cannot read RPC cookie at {cookie_path}: {e}")                 print("Make sure your Bitcoin node is running.")                 sys.exit(1)         auth = (base64.b64encode(f'{u}:{p}'.encode())                    .decode())         headers = {'Content-Type': 'application/json',                    'Authorization': f'Basic {auth}'}         payload = json_dumps({'jsonrpc': '1.0', 'id': 'taproot_opif',                               'method': method, 'params': list(params)})         for attempt in range(3):             try:                 if _conn[0] is None:                     _conn[0] = http.client.HTTPConnection(_host[0], rpc_port, timeout=60)                 (_conn[0]                     .request('POST', '/', payload, headers))                 resp = (_conn[0]                     .getresponse())                 raw = (resp                     .read())                 data = json_loads(raw)                 if (data                     .get('error')):                     raise RuntimeError(data['error'])                 return data['result']             except Exception:                 _conn[0] = None                 if attempt == 2:                     raise     try:         rpc('getblockcount')     except Exception:         pass     try:         rpc('getblockcount')     except Exception:         if not rpchost:             detected = _find_rpc_host_from_ss(rpc_port)             if detected:                 _host[0] = detected                 _conn[0] = None                 try:                     rpc('getblockcount')                     return rpc                 except Exception:                     pass         print("ERROR: cannot connect to Bitcoin node via RPC.")         print("Make sure bitcoind or bitcoin-qt is running with server=1.")         print("If your node runs in a container, try: --rpchost <container-ip>")         sys.exit(1)     return rpc # =========================================================================== # Block / date helpers (copied from open_settlement_price_v10_rc4.py) # =========================================================================== _hash_cache = {} _ts_cache = {} def _get_block_hash(height, rpc):     if height not in _hash_cache:         _hash_cache[height] = rpc('getblockhash', height)     return _hash_cache[height] def _get_block_timestamp(height, rpc):     if height not in _ts_cache:         h = _get_block_hash(height, rpc)         raw = unhexlify(rpc('getblockheader', h, False))         _ts_cache[height] = unpack('<I', raw[68:72])[0]     return _ts_cache[height] def _get_raw_block(height, rpc):     h = _get_block_hash(height, rpc)     hex_block = rpc('getblock', h, 0)     return unhexlify(hex_block) def _find_first_block_on_or_after(day_start_ts, chain_height, rpc):     lo, hi = 0, chain_height     while lo < hi:         mid = (lo hi) // 2         if _get_block_timestamp(mid, rpc) < day_start_ts:             lo = mid 1         else:             hi = mid     return lo def _find_last_block_before(day_end_ts, chain_height, rpc):     lo, hi = 0, chain_height     while lo < hi:         mid = (lo hi 1) // 2         if _get_block_timestamp(mid, rpc) < day_end_ts:             lo = mid         else:             hi = mid - 1     return lo def date_range_to_blocks(start_date, end_date, chain_height, rpc):     """Return (start_block, end_block) for the given inclusive date range."""     start_ts = int(datetime(start_date.year, start_date.month, start_date.day,                             tzinfo=timezone.utc)                    .timestamp())     end_ts = int(datetime(end_date.year, end_date.month, end_date.day,                             tzinfo=timezone.utc)                    .timestamp()) 86_400     print(f"Searching for blocks between {start_date} and {end_date} ...", flush=True)     start_block = _find_first_block_on_or_after(start_ts, chain_height, rpc)     end_block = _find_last_block_before(end_ts, chain_height, rpc)     if start_block > chain_height:         print(f"ERROR: No blocks found on or after {start_date}")         sys.exit(1)     if end_block < start_block:         print(f"ERROR: No blocks found on or before {end_date}")         sys.exit(1)     start_actual = (datetime.fromtimestamp(_get_block_timestamp(start_block, rpc), tz=timezone.utc)                     .date())     end_actual = (datetime.fromtimestamp(_get_block_timestamp(end_block, rpc), tz=timezone.utc)                     .date())     print(f" Start: block {start_block:,} ({start_actual})")     print(f" End: block {end_block:,} ({end_actual})")     return start_block, end_block # =========================================================================== # Script parsing (shared logic with opif_analysis.py) # =========================================================================== OPCODE_NAMES = {     0x00: 'OP_0',     0x4f: 'OP_1NEGATE',     0x51: 'OP_1', 0x52: 'OP_2', 0x53: 'OP_3', 0x54: 'OP_4',     0x55: 'OP_5', 0x56: 'OP_6', 0x57: 'OP_7', 0x58: 'OP_8',     0x59: 'OP_9', 0x5a: 'OP_10', 0x5b: 'OP_11', 0x5c: 'OP_12',     0x5d: 'OP_13', 0x5e: 'OP_14', 0x5f: 'OP_15', 0x60: 'OP_16',     0x61: 'OP_NOP',     0x63: 'OP_IF',     0x64: 'OP_NOTIF', # kept for tokenizer completeness, not searched     0x67: 'OP_ELSE',     0x68: 'OP_ENDIF',     0x69: 'OP_VERIFY',     0x6a: 'OP_RETURN',     0x6b: 'OP_TOALTSTACK',     0x6c: 'OP_FROMALTSTACK',     0x6d: 'OP_2DROP',     0x6e: 'OP_2DUP',     0x6f: 'OP_3DUP',     0x73: 'OP_IFDUP',     0x74: 'OP_DEPTH',     0x75: 'OP_DROP',     0x76: 'OP_DUP',     0x77: 'OP_NIP',     0x78: 'OP_OVER',     0x79: 'OP_PICK',     0x7a: 'OP_ROLL',     0x7b: 'OP_ROT',     0x7c: 'OP_SWAP',     0x7d: 'OP_TUCK',     0x7e: 'OP_CAT',     0x82: 'OP_SIZE',     0x85: 'OP_1ADD',     0x86: 'OP_1SUB',     0x87: 'OP_EQUAL',     0x88: 'OP_EQUALVERIFY',     0x8b: 'OP_ADD',     0x8c: 'OP_SUB',     0x8f: 'OP_MOD',     0x91: 'OP_NOT',     0x92: 'OP_0NOTEQUAL',     0x9a: 'OP_BOOLOR',     0x9b: 'OP_NUMEQUAL',     0x9c: 'OP_NUMEQUALVERIFY',     0x9d: 'OP_NUMNOTEQUAL',     0x9e: 'OP_LESSTHAN',     0x9f: 'OP_GREATERTHAN',     0xa0: 'OP_LESSTHANOREQUAL',     0xa1: 'OP_GREATERTHANOREQUAL',     0xa2: 'OP_MIN',     0xa3: 'OP_MAX',     0xa4: 'OP_WITHIN',     0xa8: 'OP_SHA256',     0xa9: 'OP_HASH160',     0xaa: 'OP_HASH256',     0xac: 'OP_CHECKSIG',     0xad: 'OP_CHECKSIGVERIFY',     0xae: 'OP_CHECKMULTISIG',     0xb1: 'OP_CHECKLOCKTIMEVERIFY',     0xb2: 'OP_CHECKSEQUENCEVERIFY',     0xba: 'OP_CHECKSIGADD', } def read_varint(buf):     rd = (buf         .read)     b = rd(1)[0]     if b < 0xfd: return b     if b == 0xfd: return unpack('<H', rd(2))[0]     if b == 0xfe: return unpack('<I', rd(4))[0]     return unpack('<Q', rd(8))[0] def extract_tapscript(stack):     items = list(stack)     if items and items[-1] and items[-1][0] == 0x50:         del items[-1]     if len(items) < 2:         return None     control = items[-1]     if len(control) < 33 or (len(control) - 33) % 32 != 0:         return None     if control[0] & 0xfe != 0xc0:         return None     return items[-2] def tokenize_script(script):     tokens = []     i = 0     try:         while i < len(script):             op = script[i]; i = 1             if op == 0x00:                 tokens = ['OP_0']             elif 1 <= op <= 0x4b:                 tokens = [f'PUSH_{op}']                 i = op             elif op == 0x4c:                 n = script[i]; i = 1                 tokens = [f'PUSH_{n}']                 i = n             elif op == 0x4d:                 n = unpack_from('<H', script, i)[0]; i = 2                 tokens = [f'PUSH_{n}']                 i = n             elif op == 0x4e:                 n = unpack_from('<I', script, i)[0]; i = 4                 tokens = [f'PUSH_{n}']                 i = n             else:                 name = OPCODE_NAMES.get(op, f'OP_{op:02X}')                 tokens = [name]     except (IndexError, struct.error):         pass     return tokens def scan_block(block_data, tally):     buf = BytesIO(block_data)     rd = (buf         .read)     sk = (buf         .seek)     rd(4); rd(32); rd(32); rd(4); rd(4); rd(4) # header     tx_count = read_varint(buf)     for _ in range(tx_count):         rd(4) # version         marker = rd(1)[0]         if marker == 0x00:             rd(1)             segwit = True         else:             sk(-1, 1)             segwit = False         in_count = read_varint(buf)         for _ in range(in_count):             rd(32 4)             rd(read_varint(buf))             rd(4)         out_count = read_varint(buf)         for _ in range(out_count):             rd(8)             rd(read_varint(buf))         if segwit:             for _ in range(in_count):                 stack = []                 for _ in range(read_varint(buf)):                     n = read_varint(buf)                     stack = [rd(n)]                 script = extract_tapscript(stack)                 if script is None:                     continue                 tokens = tokenize_script(script)                 for pos, tok in enumerate(tokens):                     if tok != 'OP_IF' or pos == 0:                         continue                     before = tokens[pos - 1]                     tally[(before, tok)] = 1         rd(4) # locktime # =========================================================================== # Main # =========================================================================== def _parse_date(s):     try:         parts = (s             .split('-'))         return date(*map(int, parts))     except Exception:         print(f"ERROR: invalid date '{s}', expected YYYY-MM-DD")         sys.exit(1) def main():     parser = argparse.ArgumentParser(         description='Analyze OP_IF usage in taproot script path spends.')     add = parser.add_argument     add('--all', action='store_true',         help='Analyze all taproot script path spends from block 767420 to chain tip')     add('--start-block', type=int, metavar='HEIGHT')     add('--end-block', type=int, metavar='HEIGHT')     add('--start-day', type=_parse_date, metavar='YYYY-MM-DD')     add('--end-day', type=_parse_date, metavar='YYYY-MM-DD')     add('--rpchost', type=str)     add('--rpcport', type=int)     add('--rpcuser', type=str)     add('--rpcpassword', type=str)     add('--datadir', type=str)     args = (parser         .parse_args())     using_all = args.all     using_blocks = args.start_block is not None or args.end_block is not None     using_dates = args.start_day is not None or args.end_day is not None     if sum([using_all, using_blocks, using_dates]) > 1:         print("ERROR: specify only one of --all, --start-block/--end-block, or --start-day/--end-day")         sys.exit(1)     if not using_all and not using_blocks and not using_dates:         try:             start_str = input("Start date (YYYY-MM-DD): ").strip()             end_str = input("End date (YYYY-MM-DD): ").strip()         except (EOFError, KeyboardInterrupt):             print()             sys.exit(0)         args.start_day = _parse_date(start_str)         args.end_day = _parse_date(end_str)         using_dates = True     if using_blocks and (args.start_block is None or args.end_block is None):         print("ERROR: --start-block and --end-block must both be provided")         sys.exit(1)     print("Connecting to Bitcoin node ...", flush=True)     rpc = setup_rpc(         data_dir=args.datadir,         rpchost=args.rpchost,         rpcport=args.rpcport,         rpcuser=args.rpcuser,         rpcpassword=args.rpcpassword,     )     chain_height = rpc('getblockcount')     print(f" Connected. Chain height: {chain_height:,}\n")     if using_all:         start_block = 767420         end_block = chain_height     elif using_blocks:         start_block = args.start_block         end_block = args.end_block         if start_block < 0 or end_block < 0:             print("ERROR: block heights must be non-negative")             sys.exit(1)         if start_block > end_block:             print(f"ERROR: --start-block ({start_block:,}) must be <= --end-block ({end_block:,})")             sys.exit(1)         if end_block > chain_height:             print(f"ERROR: --end-block ({end_block:,}) exceeds chain height ({chain_height:,})")             sys.exit(1)     else:         start_date = args.start_day         end_date = args.end_day or (date             .today()) - timedelta(days=1)         if start_date > end_date:             print(f"ERROR: --start-day ({start_date}) must be <= --end-day ({end_date})")             sys.exit(1)         start_block, end_block = date_range_to_blocks(start_date, end_date, chain_height, rpc)     total_blocks = end_block - start_block 1     print(f"\nAnalyzing {total_blocks:,} blocks ({start_block:,} – {end_block:,}) ...\n")     print(f"{'Block':>9} {'Progress':>8} {'OP_IF total':>12} {'OP_0 %':>8}")     print("-" * 50)     tally = defaultdict(int)     t0 = now()     for height in range(start_block, end_block 1):         block_data = _get_raw_block(height, rpc)         scan_block(block_data, tally)         if height % 10 == 0 or height == end_block:             done = height - start_block 1             pct_done = done / total_blocks * 100             total_if = sum(tally.values())             op0_count = sum(v for (b, _), v in tally.items() if b == 'OP_0')             op0_pct = op0_count / total_if * 100 if total_if else 0.0             print(f"{height:>9,} {pct_done:>7.1f}% {total_if:>12,} {op0_pct:>7.1f}%",                   flush=True)     elapsed = now() - t0     # ── Final report ──────────────────────────────────────────────────────────     total_if = sum(tally.values())     op0_count = sum(v for (b, _), v in tally.items() if b == 'OP_0')     op0_pct = op0_count / total_if * 100 if total_if else 0.0     other_pct = 100 - op0_pct     print()     print("=" * 60)     print(" OP_IF USAGE IN TAPROOT SCRIPT PATH SPENDS")     print(f" Blocks {start_block:,} – {end_block:,} ({total_blocks:,} blocks)")     print("=" * 60)     rows = sorted(tally.items(), key=lambda x: -x[1])     col_w = 24     print(f"\n {'Preceding opcode':<{col_w}} {'Count':>12} {'Share':>7}")     print(f" {'-'*col_w} {'-'*12} {'-'*7}")     for (before, opif_type), count in rows:         share = count / total_if * 100 if total_if else 0.0         print(f" {before:<{col_w}} {count:>12,} {share:>6.2f}%")     print()     print("-" * 60)     if using_dates:         print(f" Period : {start_date} – {end_date} (blocks {start_block:,} – {end_block:,})")     else:         print(f" Period : blocks {start_block:,} – {end_block:,}")     print(f" Total OP_IF uses : {total_if:,}")     print(f" Preceded by OP_0 (dead code): {op0_count:,} ({op0_pct:.1f}%)")     print(f" Functional uses : {total_if - op0_count:,} ({other_pct:.1f}%)")     print("-" * 60)     print()     print(f" Of the {total_if:,} uses of OP_IF in taproot script path spends during this")     print(f" period, {op0_pct:.1f}% were preceded by OP_0 (OP_FALSE), meaning the branch")     print(f" body is permanently unreachable — the code can never execute.")     print(f" The remaining {other_pct:.1f}% of OP_IF uses represent genuine conditional logic.")     print()     print(f" Completed in {elapsed:.1f}s") if __name__ == '__main__':     main()

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