# on receiving block 316720 here
$ date -u '+%Y-%m-%dT%H:%M:%SZ'
2026-08-08T02:30:55Z
# as written in the block header
2026-08-08T02:29:58Z
$ uptime # since last reboot
02:30:55 up 42 days, 19:02, 0 users, load average: 1.71, 1.72, 1.58
$ battery.sh
173%, Power Supply Online
$ uname -smnr
Linux singer 6.18.2-0-lts x86_64
$ grep ^MemAvailable /proc/meminfo
MemAvailable: 2166092 kB
$ du -h -d1 .bitcoin/signet
326M .bitcoin/signet/indexes
21M .bitcoin/signet/wallets
509M .bitcoin/signet/blocks
4.0G .bitcoin/signet/chainstate
4.9G .bitcoin/signet
$ df -h .
Filesystem Size Used Avail Use% Mounted on
/dev/sda3 912G 436G 476G 48% /
$ bitcoind -version
Bitcoin Core daemon version v31.99.0-gff01e5af948d11f2c44aac032591fd621ee6997b 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
316720
$ BH=$(bitcoin-cli -signet getblockhash 316720); echo $BH
0000000356643f7faca30a25cc1d969e98839e91ee06563d3ebabfd6b4fa534f
$ bitcoin-cli -signet getblockheader 0000000356643f7faca30a25cc1d969e98839e91ee06563d3ebabfd6b4fa534f
{
"hash": "0000000356643f7faca30a25cc1d969e98839e91ee06563d3ebabfd6b4fa534f",
"confirmations": 1,
"height": 316720,
"version": 536870912,
"versionHex": "20000000",
"merkleroot": "0a6c3bcff1b1ca2dc3d68ca3ac842ef14a0f0670bad71681e9c80809d25fbcea",
"time": 1786156198,
"mediantime": 1786154320,
"nonce": 435701069,
"bits": "1d146a9f",
"target": "000000146a9f0000000000000000000000000000000000000000000000000000",
"difficulty": 0.04897927153283035,
"chainwork": "00000000000000000000000000000000000000000000000000000faceefd858b",
"nTx": 85,
"previousblockhash": "0000001136138822737d26e6731a0691c64146feebbdca75c91831b523d04471"
}
$ echo $BH | tr 0 . | fold -w 4 | paste -d " " - - - -
.... ...3 5664 3f7f
aca3 .a25 cc1d 969e
9883 9e91 ee.6 563d
3eba bfd6 b4fa 534f
$ : 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
316720 sf: ...3 .a25 ee.6 534f
$ : 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 .
316720 sk: 534f 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 .
316720 ak: 4ded c1
$ : Following is the jointkode
316720 jk: 534f 4ded c1
### niceblack moved to the end
$ bitcoin-cli -signet getmempoolinfo
{
"loaded": true,
"size": 39,
"bytes": 6629,
"usage": 49368,
"total_fee": 0.00017096,
"maxmempool": 300000000,
"mempoolminfee": 0.00000100,
"minrelaytxfee": 0.00000100,
"incrementalrelayfee": 0.00000100,
"unbroadcastcount": 0,
"permitbaremultisig": true,
"maxdatacarriersize": 100000,
"limitclustercount": 25,
"limitclustersize": 101000,
"optimal": true
}
$ gmm.sh
244
## Current epoch estimation is +0.91%
## 208 of 2016, i.e. 10%, 1808 to go
## Current and previous two in numbers:
$ bitcoin-cli -signet getnetworkhashps 2016
353727.5504963751
$ bitcoin-cli -signet getnetworkhashps 2016 316511
350509.8283946097
$ bitcoin-cli -signet getnetworkhashps 2016 314495
343484.4943123722
$ bitcoin-cli -signet getblockstats 316720
{
"avgfee": 545,
"avgfeerate": 1,
"avgtxsize": 357,
"blockhash": "0000000356643f7faca30a25cc1d969e98839e91ee06563d3ebabfd6b4fa534f",
"feerate_percentiles": [
0,
0,
0,
1,
3
],
"height": 316720,
"ins": 101,
"maxfee": 14802,
"maxfeerate": 91,
"maxtxsize": 9642,
"medianfee": 154,
"mediantime": 1786154320,
"mediantxsize": 205,
"minfee": 14,
"minfeerate": 0,
"mintxsize": 142,
"outs": 405,
"subsidy": 2500000000,
"swtotal_size": 29877,
"swtotal_weight": 93387,
"swtxs": 83,
"time": 1786156198,
"total_out": 3234173106976,
"total_size": 30019,
"total_weight": 93955,
"totalfee": 45849,
"txs": 85,
"utxo_increase": 304,
"utxo_size_inc": 24895,
"utxo_increase_actual": 267,
"utxo_size_inc_actual": 19893
}
$ bitcoin-cli -signet getnettotals
{
"totalbytesrecv": 17062184,
"totalbytessent": 324921142,
"timemillis": 1786156255950,
"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 v31.99.0-gff01e5af948d11f2c44aac032591fd621ee6997b signet - server 70017/Satoshi:31.99.0/
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": 24756,
"ipv6": 5,
"onion": 0,
"i2p": 0,
"cjdns": 0,
"total": 24761
}
}
### 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
82b27e77426c9cf3
0f60e7b08d83fcc5dfc75fa33fe97e947bdfcbcf67fb0c08954a1dde31cdb556
9d61f9cc8ded539d
2151b9944b9b3d13fb282c38f2d8fa3388003d2a6e43194d544b07e368117d72
4c5cd41e91d07bde
51a13765bfcc7d705eb2735686aa2150784615e6313c51c988502381f4922529
cab8c858635df991
5813506362992326aa5179a8ce00297bbdb2e55942f4b4d220896dd3d785f27b
9c7da292d5c1f1b0
3493c1c7a326ca73785d3a0f9d5928d093e8bc07321f107571eaa8921f34cd1b
445b52dc0347458c
11156277dbbdb7c2275ea8e8dc0b66e8a00c5a36d751df06a6c5c45468d640bd
5cc822d6852fb699
54528afd8c935acaa6f9635bb2db873bde6c50fa8c0fb1ebaa2c181d8cee52e7
dabe0a47278fc3f8
03c8c817b1816ffbb9212ee90305152fca07a1a419bb8d173916cee243efbe1c
02bcf475afe48ca6
37db9ec81111ac2cb444fdaf51201836179d1471eb9800cf707b31f6dbd0edbc
0e18c76132020149
48d0059bcf7a19db0bd536a23b10d23ff6fb7ac88c8a9b63145efa44ba2262bf
$ niceblack.sh $BH $BC
____ __ __ ______ ___ ___
|___ \/_ | / / |____ |__ \ / _ \
__) || |/ /_ / / ) | | | |
|__ < | | '_ \ / / / /| | | |
___) || | (_) | / / / /_| |_| |
|____/ |_|\___/ /_/ |____|\___/
,----- .123 4567 89ab cdef -----,
| |
| .. .... ...3 5664 3f7f .f |
| 1. aca3 .a25 cc1d 969e 1f |
| 2. 9883 9e91 ee.6 563d 2f |
| 3. 3eba bfd6 b4fa 534f 3f |
'=== ==== ==== ==== ==== ==='
jk: 534f 4ded c1