# on receiving block 314913 here
$ date -u '+%Y-%m-%dT%H:%M:%SZ'
2026-07-26T19:49:52Z
# as written in the block header
2026-07-26T19:49:45Z
$ uptime # since last reboot
19:49:52 up 30 days, 12:21, 0 users, load average: 1.91, 1.11, 0.90
$ battery.sh
146%, Power Supply Online
$ uname -smnr
Linux singer 6.18.2-0-lts x86_64
$ grep ^MemAvailable /proc/meminfo
MemAvailable: 1672712 kB
$ du -h -d1 .bitcoin/signet
316M .bitcoin/signet/indexes
21M .bitcoin/signet/wallets
574M .bitcoin/signet/blocks
3.9G .bitcoin/signet/chainstate
4.9G .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
314913
$ BH=$(bitcoin-cli -signet getblockhash 314913); echo $BH
00000007bd137b060d3a4801bd3d94ac29c3bb68b13877ac15fad5306e446679
$ bitcoin-cli -signet getblockheader 00000007bd137b060d3a4801bd3d94ac29c3bb68b13877ac15fad5306e446679
{
"hash": "00000007bd137b060d3a4801bd3d94ac29c3bb68b13877ac15fad5306e446679",
"confirmations": 1,
"height": 314913,
"version": 536870912,
"versionHex": "20000000",
"merkleroot": "876ef898359a7499267807a6df52da191de9afbe6acf75226f4080e212e16dc9",
"time": 1785095385,
"mediantime": 1785091932,
"nonce": 50085625,
"bits": "1d14d6ea",
"target": "00000014d6ea0000000000000000000000000000000000000000000000000000",
"difficulty": 0.04798504544795561,
"chainwork": "00000000000000000000000000000000000000000000000000000f5603f52882",
"nTx": 51,
"previousblockhash": "00000000fa389e2b283f912a069133558a59264e7065835486f491c47f8f8e37"
}
$ echo $BH | tr 0 . | fold -w 4 | paste -d " " - - - -
.... ...7 bd13 7b.6
.d3a 48.1 bd3d 94ac
29c3 bb68 b138 77ac
15fa d53. 6e44 6679
$ : 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
314913 sf: ...7 7b.6 .d3a 48.1 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 .
314913 sk: 6679 a1
$ : 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 .
314913 ak: 367. a1
$ : Following is the jointkode
314913 jk: 6679 367. a1
### niceblack moved to the end
$ bitcoin-cli -signet getmempoolinfo
{
"loaded": true,
"size": 2,
"bytes": 324,
"usage": 6400,
"total_fee": 0.00000960,
"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
230
## Current epoch estimation is +1.2%
## 417 of 2016, i.e. 20%, 1599 to go
## Current and previous two in numbers:
$ bitcoin-cli -signet getnetworkhashps 2016
347628.6997610977
$ bitcoin-cli -signet getnetworkhashps 2016 314495
343484.4943123722
$ bitcoin-cli -signet getnetworkhashps 2016 312479
346247.1658164694
$ bitcoin-cli -signet getblockstats 314913
{
"avgfee": 4652,
"avgfeerate": 1,
"avgtxsize": 7270,
"blockhash": "00000007bd137b060d3a4801bd3d94ac29c3bb68b13877ac15fad5306e446679",
"feerate_percentiles": [
1,
1,
1,
3,
3
],
"height": 314913,
"ins": 1164,
"maxfee": 134960,
"maxfeerate": 12,
"maxtxsize": 219343,
"medianfee": 37,
"mediantime": 1785091932,
"mediantxsize": 207,
"minfee": 14,
"minfeerate": 0,
"mintxsize": 142,
"outs": 339,
"subsidy": 2500000000,
"swtotal_size": 363375,
"swtotal_weight": 551259,
"swtxs": 49,
"time": 1785095385,
"total_out": 3378581767532,
"total_size": 363517,
"total_weight": 551827,
"totalfee": 232621,
"txs": 51,
"utxo_increase": -825,
"utxo_size_inc": -68840,
"utxo_increase_actual": -861,
"utxo_size_inc_actual": -73540
}
$ bitcoin-cli -signet getnettotals
{
"totalbytesrecv": 74530604,
"totalbytessent": 1486417732,
"timemillis": 1785095392503,
"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 1 1
out 11 11 2 1
total 12 12
Local services: witness, compact filters, network limited, p2p v2
Local addresses: n/a
$ bitcoin-cli -signet -addrinfo
{
"addresses_known": {
"ipv4": 984,
"ipv6": 0,
"onion": 0,
"i2p": 0,
"cjdns": 0,
"total": 984
}
}
### 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
9c92af8aca057984
309492354f9430efe587c47da8b4744f99b64fdf9128f9f31492a4effa7e5a02
ccac5f3d92a6d821
4f2f0d5756d18640e43f0f9add356d99169813eab33915f33e5b7d35a3763b02
452672d5c724a2d1
aca2dc955c5aea819fe8ab39b48dc7fbd0ac7a49287c1aff617373df52b5d6f7
8063f4d9bd3f3283
948b9a9a7dfeb0fa23965d38028074f0112c437ac45325c4764e908218bb63b1
a545afa7dcf490f4
6f995d400501197fe2ea92e20baec44d5f699947fc99d50028154825c0cab8d1
fa08293583b9d96a
04a16f90960a83308cfae0916e3df915e56f8953d9e433ab2d702f5556252f06
911ef86f97905f5f
dedf28818085e478a7506f2f0909c9d75e82683ef6c1e6fd6a81933c4b3602d1
1e317f594ee5ba7c
30db562735e46401c1a04c1bd583283cbdf5a0fec5710bbf42aa448211a5985a
b9b0a871269301e0
bdd5db17b87a3181a9f90e3216fe69ce4c9326c389993d9ed545db47d0b8069f
82b27e77426c9cf3
b09e971cb82eb7d5161e0eea3da32cb5eb85826a065fa11e6727ab4a39d77e9b
$ niceblack.sh $BH $BC
_ _ _
| | | | | |
| | | | __ __ | |
|/ \_|/ / \_/ |/_)
\_/ |__/\__/ \___/| \_/
___ , __ , ___
/ \/|| | / |/|/ \
__/ ||__|_\_/| | __/
\ | | | | \
\___/ | | | |\___/
,----- .123 4567 89ab cdef -----,
| |
| .. .... ...7 bd13 7b.6 .f |
| 1. .d3a 48.1 bd3d 94ac 1f |
| 2. 29c3 bb68 b138 77ac 2f |
| 3. 15fa d53. 6e44 6679 3f |
'=== ==== ==== ==== ==== ==='
jk: 6679 367. a1