# on receiving block 302614 here
$ date -u '+%Y-%m-%dT%H:%M:%SZ'
2026-05-02T12:02:23Z
# as written in the block header
2026-05-02T12:01:46Z
$ uptime # since last reboot
12:02:23 up 44 days, 2:55, 0 users, load average: 1.49, 1.53, 1.58
$ battery.sh
150%, Power Supply Online
$ uname -smnr
Linux singer 6.18.2-0-lts x86_64
$ grep ^MemAvailable /proc/meminfo
MemAvailable: 2093344 kB
$ du -h -d1 .bitcoin/signet
293M .bitcoin/signet/indexes
19M .bitcoin/signet/wallets
448M .bitcoin/signet/blocks
3.6G .bitcoin/signet/chainstate
4.4G .bitcoin/signet
$ df -h .
Filesystem Size Used Avail Use% Mounted on
/dev/sda3 912G 435G 477G 48% /
$ bitcoind -version
Bitcoin Core daemon version v31.0.0rc4 bitcoind
Copyright (C) 2009-2026 The Bitcoin Core developers
Please contribute if you find Bitcoin Core useful. Visit
for further information about the software.
The source code is available from .
This is experimental software.
Distributed under the MIT software license, see the accompanying file COPYING
or
$ BC=$(bitcoin-cli -signet getblockcount); echo $BC
302614
$ BH=$(bitcoin-cli -signet getblockhash 302614); echo $BH
00000013eef9ef8f5d3ae9962c75219f7b9e6ca4246e286820ed9946fe407acd
$ bitcoin-cli -signet getblockheader 00000013eef9ef8f5d3ae9962c75219f7b9e6ca4246e286820ed9946fe407acd
{
"hash": "00000013eef9ef8f5d3ae9962c75219f7b9e6ca4246e286820ed9946fe407acd",
"confirmations": 1,
"height": 302614,
"version": 536870912,
"versionHex": "20000000",
"merkleroot": "c46891aa5dac89ab81fff62e10123388fe6303e49857344b0bc72b3183973837",
"time": 1777723306,
"mediantime": 1777721865,
"nonce": 298885605,
"bits": "1d14e3c0",
"target": "00000014e3c00000000000000000000000000000000000000000000000000000",
"difficulty": 0.04786986933757188,
"chainwork": "00000000000000000000000000000000000000000000000000000d06bc9aa8bc",
"nTx": 43,
"previousblockhash": "0000000599f1fa95f35483c64d482018ad886aec72dbee9661518ab3409d8fe2"
}
$ echo $BH | tr 0 . | fold -w 4 | paste -d " " - - - -
.... ..13 eef9 ef8f
5d3a e996 2c75 219f
7b9e 6ca4 246e 2868
2.ed 9946 fe4. 7acd
$ : Following was the shortform
$ : from which shortkode came
$ last=${BH: -4}
$ a=$(echo $BH | cut -b-60 \
| fold -w 4 \
| grep -Ev '^(0000|[^0]{4})$')
$ R=$(echo $a $last | cut -b-20)
$ printf "%s sf: " $BC
$ { echo $R | grep "$last$" \
|| echo $R M; } | tr "0\n" ". "
echo
302614 sf: ..13 2.ed fe4. 7acd
$ : Following was the shortkode
$ : from which anecdote came
$ nz=$(echo $BH | fold -w 4 \
| grep -cE '^[^0]{4}$')
$ z=$(echo $BH | fold -w 4 \
| grep -c '^0000$')
$ nzzs=$(((${nz}<<4)+${z}))
$ printf "%s sk: " $BC
$ printf "%s %x\n" \
$last \
$nzzs \
| tr 0 .
302614 sk: 7acd c1
$ : Following is an anecdote
$ all=$(echo $BH | fold -w 4 \
| sed 's/^/0x/' \
| paste -s | tr '\t' ^)
$ printf "%s ak: " $BC
$ printf "%04x %02x\n" \
$(($all)) $nzzs \
| tr 0 .
302614 ak: 9e39 c1
$ : Following is the jointkode
302614 jk: 7acd 9e39 c1
### niceblack moved to the end
$ bitcoin-cli -signet getmempoolinfo
{
"loaded": true,
"size": 2,
"bytes": 325,
"usage": 3664,
"total_fee": 0.00000480,
"maxmempool": 300000000,
"mempoolminfee": 0.00000100,
"minrelaytxfee": 0.00000100,
"incrementalrelayfee": 0.00000100,
"unbroadcastcount": 1,
"fullrbf": true,
"permitbaremultisig": true,
"maxdatacarriersize": 100000,
"limitclustercount": 25,
"limitclustersize": 101000,
"optimal": true
}
$ gmm.sh
200
## Current epoch estimation is +0.05%
## 214 of 2016, i.e. 10%, 1802 to go
## Current and previous two in numbers:
$ bitcoin-cli -signet getnetworkhashps 2016
342664.2541812916
$ bitcoin-cli -signet getnetworkhashps 2016 302399
342474.190435588
$ bitcoin-cli -signet getnetworkhashps 2016 300383
346462.8663674932
$ bitcoin-cli -signet getblockstats 302614
{
"avgfee": 3586,
"avgfeerate": 9,
"avgtxsize": 596,
"blockhash": "00000013eef9ef8f5d3ae9962c75219f7b9e6ca4246e286820ed9946fe407acd",
"feerate_percentiles": [
0,
0,
1,
12,
12
],
"height": 302614,
"ins": 105,
"maxfee": 74007,
"maxfeerate": 200,
"maxtxsize": 12220,
"medianfee": 14,
"mediantime": 1777721865,
"mediantxsize": 191,
"minfee": 14,
"minfeerate": 0,
"mintxsize": 142,
"outs": 177,
"subsidy": 2500000000,
"swtotal_size": 24921,
"swtotal_weight": 62835,
"swtxs": 41,
"time": 1777723306,
"total_out": 3360300385582,
"total_size": 25063,
"total_weight": 63403,
"totalfee": 150642,
"txs": 43,
"utxo_increase": 72,
"utxo_size_inc": 6747,
"utxo_increase_actual": 36,
"utxo_size_inc_actual": 2772
}
$ bitcoin-cli -signet getnettotals
{
"totalbytesrecv": 28545703,
"totalbytessent": 633551163,
"timemillis": 1777723343591,
"uploadtarget": {
"timeframe": 86400,
"target": 0,
"target_reached": false,
"serve_historical_blocks": true,
"bytes_left_in_cycle": 0,
"time_left_in_cycle": 0
}
}
$ bitcoin-cli -signet -netinfo
Bitcoin Core client v31.0.0rc4 signet - server 70016/Satoshi:31.0.0/
ipv4 npr total block manual
in 6 1 7
out 11 0 11 2 1
total 17 1 18
Local services: witness, compact filters, network limited, p2p v2
Local addresses: n/a
$ bitcoin-cli -signet -addrinfo
{
"addresses_known": {
"ipv4": 1201,
"ipv6": 0,
"onion": 0,
"i2p": 0,
"cjdns": 0,
"total": 1201
}
}
### v2_peerinfo are in v2_peerinfo-signet.txt
$ bitcoin-cli -signet getpeerinfo | grep -w 'v2' | uniq -c
12 "transport_protocol_type": "v2",
$ bitcoin-cli getpeerinfo \
| jq -r '.[]
| select ( .transport_protocol_type == "v2" )
| .addr + " " + .session_id' \
| while read addr sid
do
a=$(echo ${addr%\]*} | tr -d '\[' | md5sum | cut -b-16);
printf "%s\n\t%s\n" "$a" "$sid"
done
82b27e77426c9cf3
40d5913d6710f8e753b9da842db391ba6f98c7d47d5b39096f504dfca1824933
2422645f1d448cf3
b44009c8ddfe51d477afe384265ae44214a0ef4a5b84e5ebf50180d8f7029b4c
9c92af8aca057984
41cdc4ef9bcce8c36a6e3b64d09e7fa21df4fc09d4d04159d2257fb6db73e3d0
dae5386813585576
3eb22b32781af816a5b542098b6561c6e870a83ceb3732f1abcd39ae71542e59
846416a94258a525
94f947719dd7c438e12932baeacbdfefb50fb203791cdba393113e1ebd911b92
8063f4d9bd3f3283
5d8700dbec185d4c78f1376ea417ea58b11a3cb2a2cb7ff2edb245840eef3b93
949e0d5f8f18cf24
9e64a7f9a321684452ebfd12a8a67b58eaf53e524bc28f8c4218b2a38deeecf3
e346e5cb8e3857c3
28d487652458cb0ecd797cef60ece53796fe173bd81ef66c03c6a8a267930da1
1577a97c295385ab
bea7c612421e22980745d75ff9f7335b3eeab212d5bab4fb4300cf989d64b4c9
524b08d378f5e670
6f68728a0e6eecac1a6ba5554457edb112b88a65b6d13c171a5f9c01805563d4
7c402fcbc48dfe54
bfd3f94c607d8e148326def6b5c2afa4ba00818b66a0af1ca2a166f7801f77de
3f9ff539a53da7fb
e6f415b1f96170d272707b1beeb294e0ab56947d42a857604757be327bf5d7f0
$ niceblack.sh $BH $BC
__ __ __
/ / / /__ ____/ /__
/ _ \/ / _ \/ __/ '_/
/_.__/_/\___/\__/_/\_\
____ ___ ___ ___________
|_ // _ \|_ |/ __< / / /
_/_