# on receiving block 316571 here
$ date -u '+%Y-%m-%dT%H:%M:%SZ'
2026-08-07T03:43:19Z
# as written in the block header
2026-08-07T03:41:59Z
$ uptime # since last reboot
03:43:19 up 41 days, 20:14, 0 users, load average: 0.98, 1.26, 1.33
$ battery.sh
175%, Power Supply Online
$ uname -smnr
Linux singer 6.18.2-0-lts x86_64
$ grep ^MemAvailable /proc/meminfo
MemAvailable: 1415048 kB
$ du -h -d1 .bitcoin/signet
325M .bitcoin/signet/indexes
21M .bitcoin/signet/wallets
474M .bitcoin/signet/blocks
4.0G .bitcoin/signet/chainstate
4.8G .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
316571
$ BH=$(bitcoin-cli -signet getblockhash 316571); echo $BH
0000000d422554f5e1dcf8a0ed39dd5d00adbfa5233e07f3eefbe85fad5b7e51
$ bitcoin-cli -signet getblockheader 0000000d422554f5e1dcf8a0ed39dd5d00adbfa5233e07f3eefbe85fad5b7e51
{
"hash": "0000000d422554f5e1dcf8a0ed39dd5d00adbfa5233e07f3eefbe85fad5b7e51",
"confirmations": 1,
"height": 316571,
"version": 536870912,
"versionHex": "20000000",
"merkleroot": "f0c4e8508982bf0deaa5f06345e9b550a89f3fa920b49a597051a7def46d81c9",
"time": 1786074119,
"mediantime": 1786071876,
"nonce": 616676548,
"bits": "1d146a9f",
"target": "000000146a9f0000000000000000000000000000000000000000000000000000",
"difficulty": 0.04897927153283035,
"chainwork": "00000000000000000000000000000000000000000000000000000fa5a2b24c94",
"nTx": 151,
"previousblockhash": "00000008eae976a8d62734f2f014b3fd07a1e7e23ef145eb38c4f4f13f738ecb"
}
$ echo $BH | tr 0 . | fold -w 4 | paste -d " " - - - -
.... ...d 4225 54f5
e1dc f8a. ed39 dd5d
..ad bfa5 233e .7f3
eefb e85f ad5b 7e51
$ : 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
316571 sf: ...d f8a. ..ad .7f3 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 .
316571 sk: 7e51 b1
$ : 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 .
316571 ak: 71ae b1
$ : Following is the jointkode
316571 jk: 7e51 71ae b1
### niceblack moved to the end
$ bitcoin-cli -signet getmempoolinfo
{
"loaded": true,
"size": 81,
"bytes": 12298,
"usage": 102248,
"total_fee": 0.00032647,
"maxmempool": 300000000,
"mempoolminfee": 0.00000100,
"minrelaytxfee": 0.00000100,
"incrementalrelayfee": 0.00000100,
"unbroadcastcount": 0,
"fullrbf": true,
"permitbaremultisig": true,
"maxdatacarriersize": 100000,
"limitclustercount": 25,
"limitclustersize": 101000,
"optimal": true
}
$ gmm.sh
214
## Current epoch estimation is +0.41%
## 59 of 2016, i.e. 2%, 1957 to go
## Current and previous two in numbers:
$ bitcoin-cli -signet getnetworkhashps 2016
351961.7328010077
$ bitcoin-cli -signet getnetworkhashps 2016 316511
350509.8283946097
$ bitcoin-cli -signet getnetworkhashps 2016 314495
343484.4943123722
$ bitcoin-cli -signet getblockstats 316571
{
"avgfee": 5316,
"avgfeerate": 23,
"avgtxsize": 324,
"blockhash": "0000000d422554f5e1dcf8a0ed39dd5d00adbfa5233e07f3eefbe85fad5b7e51",
"feerate_percentiles": [
0,
0,
1,
3,
7
],
"height": 316571,
"ins": 204,
"maxfee": 291527,
"maxfeerate": 1604,
"maxtxsize": 7498,
"medianfee": 248,
"mediantime": 1786071876,
"mediantxsize": 205,
"minfee": 14,
"minfeerate": 0,
"mintxsize": 118,
"outs": 442,
"subsidy": 2500000000,
"swtotal_size": 48622,
"swtotal_weight": 132673,
"swtxs": 149,
"time": 1786074119,
"total_out": 3614355742214,
"total_size": 48740,
"total_weight": 133145,
"totalfee": 797508,
"txs": 151,
"utxo_increase": 238,
"utxo_size_inc": 20652,
"utxo_increase_actual": 202,
"utxo_size_inc_actual": 15975
}
$ bitcoin-cli -signet getnettotals
{
"totalbytesrecv": 345610801,
"totalbytessent": 3743717903,
"timemillis": 1786074199413,
"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 3 3
out 11 11 2 1
total 14 14
Local services: witness, compact filters, network limited, p2p v2
Local addresses: n/a
$ bitcoin-cli -signet -addrinfo
{
"addresses_known": {
"ipv4": 947,
"ipv6": 0,
"onion": 0,
"i2p": 0,
"cjdns": 0,
"total": 947
}
}
### v2_peerinfo are in v2_peerinfo-signet.txt
$ bitcoin-cli -signet getpeerinfo | grep -w 'v2' | uniq -c
11 "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
8378aed4888686a7
180e66c0b98e434592e3dbd9b7b139a065dbba704b14c17535fc5f975a223353
67000009c53131c4
7b3a7ea60de0d3c22ddfa2600126817581312a66cf0dcd49cdead2451e9c1419
82b27e77426c9cf3
9d3f03587621bb537484dbc04e653aff9477742fa0004d17f3407bc1fb8fc18f
efc846ec47160038
2684b56a5837e670dac768dfd028541672be0ee10dcbae36b1b9e14e1ea3545e
7d27257fcc87eff6
2bafb98084850f360f82aba9afda998560548e6368446c0338d6b953a390ab7c
9c7da292d5c1f1b0
c86868b163a34c17ed565a895ca4cc949ddca7a00efb6f10153ea76302de84c9
54d67c10592d10ea
6d82dbd576ba278404583f4ac6186dbeb0eebf3e1c2735525a6446ace054d354
21bc3e7a05497b1b
56173518161a64f19ae4fb145afc8a57533632c2e8b5506c112c7ba5860dfed2
9c92af8aca057984
5287094ea1d0afc2babe756aae0bc50de4fe7b57aebbb68ef54f7784e381f535
bf4a02f1cb6c2e66
0cbf4a54898bb2930956028aff636c9c586c2aa313e4d29c492d15216f1d0175
d1aaa84ff0573a7e
aea7ee8f2bbe2d16dd5b0a11350ef78731af1f56ca3a69896ccea1d337638cb4
$ niceblack.sh $BH $BC
| | |
_ \ | _ \ _| | /
_.__/_|\___/\__|_\_\
__ /_ | / __|__ /_ |
_ \ | _ \__ \ / |
___/ _|\___/___/ _/ _|
,----- .123 4567 89ab cdef -----,
| |
| .. .... ...d 4225 54f5 .f |
| 1. e1dc f8a. ed39 dd5d 1f |
| 2. ..ad bfa5 233e .7f3 2f |
| 3. eefb e85f ad5b 7e51 3f |
'=== ==== ==== ==== ==== ==='
jk: 7e51 71ae b1