# on receiving block 313402 here
$ date -u '+%Y-%m-%dT%H:%M:%SZ'
2026-07-16T09:48:52Z
# as written in the block header
2026-07-16T09:48:30Z
$ uptime # since last reboot
09:48:52 up 20 days, 2:20, 0 users, load average: 0.85, 0.83, 0.99
$ battery.sh
142%, Power Supply Online
$ uname -smnr
Linux singer 6.18.2-0-lts x86_64
$ grep ^MemAvailable /proc/meminfo
MemAvailable: 1958832 kB
$ du -h -d1 .bitcoin/signet
313M .bitcoin/signet/indexes
21M .bitcoin/signet/wallets
485M .bitcoin/signet/blocks
3.9G .bitcoin/signet/chainstate
4.7G .bitcoin/signet
$ df -h .
Filesystem Size Used Avail Use% Mounted on
/dev/sda3 912G 435G 476G 48% /
$ bitcoind -version
Bitcoin Core daemon version v31.1.0 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
313402
$ BH=$(bitcoin-cli -signet getblockhash 313402); echo $BH
0000000867621049dc30bf16be2cd2031e990d771024650187af4c4225bd2bc0
$ bitcoin-cli -signet getblockheader 0000000867621049dc30bf16be2cd2031e990d771024650187af4c4225bd2bc0
{
"hash": "0000000867621049dc30bf16be2cd2031e990d771024650187af4c4225bd2bc0",
"confirmations": 1,
"height": 313402,
"version": 536870912,
"versionHex": "20000000",
"merkleroot": "85ecc293001470065a0db8064792da3b041205e59b4ae9adb1cea06a88283453",
"time": 1784195310,
"mediantime": 1784191674,
"nonce": 174898610,
"bits": "1d14ab71",
"target": "00000014ab710000000000000000000000000000000000000000000000000000",
"difficulty": 0.04837927401929265,
"chainwork": "00000000000000000000000000000000000000000000000000000f0d13fb2b4e",
"nTx": 49,
"previousblockhash": "0000000639249eb9809b99a7c441ac9e9b813bf814ec4fc7876a0848aaa10427"
}
$ echo $BH | tr 0 . | fold -w 4 | paste -d " " - - - -
.... ...8 6762 1.49
dc3. bf16 be2c d2.3
1e99 .d77 1.24 65.1
87af 4c42 25bd 2bc.
$ : 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
313402 sf: ...8 1.49 dc3. d2.3 M
$ : 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 .
313402 sk: 2bc. 71
$ : 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 .
313402 ak: db71 71
$ : Following is the jointkode
313402 jk: 2bc0 db71 71
### niceblack moved to the end
$ bitcoin-cli -signet getmempoolinfo
{
"loaded": true,
"size": 122,
"bytes": 242859,
"usage": 1233096,
"total_fee": 0.05509126,
"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
222
## Current epoch estimation is -0.87%
## 922 of 2016, i.e. 45%, 1094 to go
## Current and previous two in numbers:
$ bitcoin-cli -signet getnetworkhashps 2016
343204.9378152951
$ bitcoin-cli -signet getnetworkhashps 2016 312479
346247.1658164694
$ bitcoin-cli -signet getnetworkhashps 2016 310463
337230.1211738132
$ bitcoin-cli -signet getblockstats 313402
{
"avgfee": 646443,
"avgfeerate": 125,
"avgtxsize": 9184,
"blockhash": "0000000867621049dc30bf16be2cd2031e990d771024650187af4c4225bd2bc0",
"feerate_percentiles": [
34,
34,
34,
34,
34
],
"height": 313402,
"ins": 2406,
"maxfee": 14240422,
"maxfeerate": 86044,
"maxtxsize": 37174,
"medianfee": 1416,
"mediantime": 1784191674,
"mediantxsize": 191,
"minfee": 14,
"minfeerate": 0,
"mintxsize": 162,
"outs": 2637,
"subsidy": 2500000000,
"swtotal_size": 440853,
"swtotal_weight": 991800,
"swtxs": 48,
"time": 1784195310,
"total_out": 3219636079639,
"total_size": 440853,
"total_weight": 991800,
"totalfee": 31029303,
"txs": 49,
"utxo_increase": 231,
"utxo_size_inc": 19181,
"utxo_increase_actual": 195,
"utxo_size_inc_actual": 14532
}
$ bitcoin-cli -signet getnettotals
{
"totalbytesrecv": 162229305,
"totalbytessent": 1723496151,
"timemillis": 1784195332686,
"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 v31.1.0 signet - server 70016/Satoshi:31.1.0/
ipv4 total block manual
in 2 2
out 11 11 2 1
total 13 13
Local services: witness, compact filters, network limited, p2p v2
Local addresses: n/a
$ bitcoin-cli -signet -addrinfo
{
"addresses_known": {
"ipv4": 1086,
"ipv6": 0,
"onion": 0,
"i2p": 0,
"cjdns": 0,
"total": 1086
}
}
### v2_peerinfo are in v2_peerinfo-signet.txt
$ bitcoin-cli -signet getpeerinfo | grep -w 'v2' | uniq -c
10 "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
c0528ddd9e8cb6fc
ff977e0df8e12b611217407da1c8f6838173c1beaa9a7b787d37c114c2be5cd3
82b27e77426c9cf3
718a28b5f52206f46cb3e4c0c513994f61bad862baccc1b8d7d8915c2bde2ba1
9c42b131cbafed94
4c809343d15e78df596fd2d772d07930359dd045da5c4e605aab9658a3342ba2
c6963b343d29a419
f5eceaf8458dcb7d420014f857530d5a6896995a68da20218c62e1bf56f79b5b
cab8c858635df991
b9af9d900752558830537131ca8e5f7c556ac6780c49ae9272874bd49060bfc5
02bcf475afe48ca6
634d6bc3c0db121f08978afba237cb51917a6480cca9008eb2fcbc93425a9c1c
d1aaa84ff0573a7e
c583e981c94b03fd776dbb7eb6e4b4230ee634d8578bc2684c0947a4a8fc5e18
b3e24c6b888efdbb
84688ed6f87e026d4b48ead98ce767a32568a70d50d162043d09d923dbb35742
7b4566df59a7b36f
61e2ec02bb95a3cf4783c2b9f7c617b937b4b246b0eb885d46d99ecb1b741847
be5a7ef59682eb56
d166b7ce0fd5ef46a28bae4187f9a09b207562f198f6f34d2052702cd43b4211
$ niceblack.sh $BH $BC
_ _ _
| |__| |___ __| |__
| '_ \ / _ \/ _| / /
|_.__/_\___/\__|_\_\
_____ _____ _ __ ___
|__ / |__ / | | / \_ )
|_ \ ||_ \_ _| () / /
|___/_|___/ |_| \__/___|
,----- .123 4567 89ab cdef -----,
| |
| .. .... ...8 6762 1.49 .f |
| 1. dc3. bf16 be2c d2.3 1f |
| 2. 1e99 .d77 1.24 65.1 2f |
| 3. 87af 4c42 25bd 2bc. 3f |
'=== ==== ==== ==== ==== ==='
jk: 2bc. db71 71