# on receiving block 312668 here
$ date -u '+%Y-%m-%dT%H:%M:%SZ'
2026-07-11T05:43:13Z
# as written in the block header
2026-07-11T05:39:33Z
$ uptime # since last reboot
05:43:13 up 14 days, 22:14, 0 users, load average: 0.71, 0.62, 0.66
$ battery.sh
100%, Power Supply Online
$ uname -smnr
Linux singer 6.18.2-0-lts x86_64
$ grep ^MemAvailable /proc/meminfo
MemAvailable: 1731036 kB
$ du -h -d1 .bitcoin/signet
311M .bitcoin/signet/indexes
21M .bitcoin/signet/wallets
496M .bitcoin/signet/blocks
3.9G .bitcoin/signet/chainstate
4.7G .bitcoin/signet
$ df -h .
Filesystem Size Used Avail Use% Mounted on
/dev/sda3 912G 436G 476G 48% /
$ bitcoind -version
Bitcoin Core daemon version v31.1.0rc1 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
312668
$ BH=$(bitcoin-cli -signet getblockhash 312668); echo $BH
000000094979aa23168d72bce8548c83fc7cd91e2ddc3d260db0966aed7fabd1
$ bitcoin-cli -signet getblockheader 000000094979aa23168d72bce8548c83fc7cd91e2ddc3d260db0966aed7fabd1
{
"hash": "000000094979aa23168d72bce8548c83fc7cd91e2ddc3d260db0966aed7fabd1",
"confirmations": 1,
"height": 312668,
"version": 536870912,
"versionHex": "20000000",
"merkleroot": "a35f945a7cd884d87091cd8d64367f9343ecc1e8b45d7b59c12b80f129585165",
"time": 1783748373,
"mediantime": 1783746285,
"nonce": 47835425,
"bits": "1d14ab71",
"target": "00000014ab710000000000000000000000000000000000000000000000000000",
"difficulty": 0.04837927401929265,
"chainwork": "00000000000000000000000000000000000000000000000000000ee9912eee62",
"nTx": 1,
"previousblockhash": "00000002bb99d1738f1f2623c003e28d57b32a56be8ff21ea224e7c701facf2d"
}
$ echo $BH | tr 0 . | fold -w 4 | paste -d " " - - - -
.... ...9 4979 aa23
168d 72bc e854 8c83
fc7c d91e 2ddc 3d26
.db. 966a ed7f abd1
$ : 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
312668 sf: ...9 .db. abd1
$ : 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 .
312668 sk: abd1 d1
$ : 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 .
312668 ak: .b59 d1
$ : Following is the jointkode
312668 jk: abd1 .b59 d1
### niceblack moved to the end
$ bitcoin-cli -signet getmempoolinfo
{
"loaded": true,
"size": 9,
"bytes": 2519,
"usage": 41816,
"total_fee": 0.00572457,
"maxmempool": 300000000,
"mempoolminfee": 0.00000100,
"minrelaytxfee": 0.00000100,
"incrementalrelayfee": 0.00000100,
"unbroadcastcount": 3,
"fullrbf": true,
"permitbaremultisig": true,
"maxdatacarriersize": 100000,
"limitclustercount": 25,
"limitclustersize": 101000,
"optimal": true
}
$ gmm.sh
209
## Current epoch estimation is -0.02%
## 188 of 2016, i.e. 9%, 1828 to go
## Current and previous two in numbers:
$ bitcoin-cli -signet getnetworkhashps 2016
346158.0013026553
$ bitcoin-cli -signet getnetworkhashps 2016 312479
346247.1658164694
$ bitcoin-cli -signet getnetworkhashps 2016 310463
337230.1211738132
$ bitcoin-cli -signet getblockstats 312668
{
"avgfee": 0,
"avgfeerate": 0,
"avgtxsize": 0,
"blockhash": "000000094979aa23168d72bce8548c83fc7cd91e2ddc3d260db0966aed7fabd1",
"feerate_percentiles": [
0,
0,
0,
0,
0
],
"height": 312668,
"ins": 0,
"maxfee": 0,
"maxfeerate": 0,
"maxtxsize": 0,
"medianfee": 0,
"mediantime": 1783746285,
"mediantxsize": 0,
"minfee": 0,
"minfeerate": 0,
"mintxsize": 0,
"outs": 2,
"subsidy": 2500000000,
"swtotal_size": 0,
"swtotal_weight": 0,
"swtxs": 0,
"time": 1783748373,
"total_out": 0,
"total_size": 0,
"total_weight": 0,
"totalfee": 0,
"txs": 1,
"utxo_increase": 2,
"utxo_size_inc": 241,
"utxo_increase_actual": 1,
"utxo_size_inc_actual": 72
}
$ bitcoin-cli -signet getnettotals
{
"totalbytesrecv": 248057368,
"totalbytessent": 7914725959,
"timemillis": 1783748593954,
"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 v31.1.0rc1 signet - server 70016/Satoshi:31.1.0/
ipv4 total block manual
in 11 11
out 11 11 2 1
total 22 22
Local services: witness, compact filters, network limited, p2p v2
Local addresses: n/a
$ bitcoin-cli -signet -addrinfo
{
"addresses_known": {
"ipv4": 890,
"ipv6": 0,
"onion": 0,
"i2p": 0,
"cjdns": 0,
"total": 890
}
}
### v2_peerinfo are in v2_peerinfo-signet.txt
$ bitcoin-cli -signet getpeerinfo | grep -w 'v2' | uniq -c
20 "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
02bcf475afe48ca6
53d6cb57a43722ec0bf4189a66dd1a08513bedb3ae5ffb861f6db30605622cca
d3a35fabb60fb123
f4f5e89ebf6e3fa51a409f0b560276d4201040c057d28751179c8a69a9461f63
6314f8c19fd3f1fc
6c073ab1fbebc65165ae40daaeac9c44c96950f1a9ce748cb6acd1cc859117ba
a8e0ddb58abca302
0477eb017427552802c2419194c80a7ccb5a6cfcfb1477b75ed31b2ace882d75
a4dda9c03849be5c
9d5c340dd6ee89ca0719fd08e2eae0a83a9dbf702646a5a4904765901e9ad728
d93d2e33982b129d
595ce1ba880d4e61a9992454812998b51512d2d819f362e09d3984891d5b0ce3
a8458145c2f0e139
e9f63ba81dd62cf2eb13421308c9ec3201414588fcb2f0b2bb0f8cfdf6b6b2ee
a2cfcc8161593722
4c0eae588e4b0377ec51e1cb31f3be318a23045e9757f246842877d67cd0f3f9
aa9769a5973004a2
b6d055a5b3cf3fd0bf123b5ebfc9ab489f02656b93105ac0e4ec75441af31dab
7b4566df59a7b36f
398dafcceb5128fbd5c33ec2bfb067bea2955dff0e77a2e8a53dbd582d45a108
0023b28c288594d1
f09962cb9d7cada2c57c704c940767a3112061b380e6669310fde1a928fd47d1
27aab1ff9b0fead5
e07157bde316a7b44fe4158cb17900f810dffd690bf82a78f865a2fbd74e43ed
25609ead3dfca468
e42e0daff89ccafe37c2ad79934e5a959f8835f9c9aa46766e42e325108ab63f
92ef63be131b43e4
d765bb99fdd68a69d632fe7cb4fccaa7486f83644de477e1f067ecce1948b7b6
43b5d80fe00d0f47
d021c7807cd7e6ae23cac4b0e6ae26d5a00470cddf3575984ba4ae48c925f758
ca4a2a92e1e6b7ee
4541e131dfdd2f47fe7ce90fda50603529609cd24e78bd4f7274a096c4ccd219
fdb243c5e47c2d66
da96370e81d5c4a450539ac9113c7ddf36666453984fbe594c00958c51de07e7
b9978ef2086a6913
d35253f56c4e95db7e916e9e04c72d02486e0f34e01b48cd7208a056979a6933
40529b1fef96d0f2
4b712fcb4e46d327b5924c9a8090081263f44fdc5dfc442bc3903cef3eeef437
82b27e77426c9cf3
d46c5c785aaf6844ec0d3da194b02fc0889b50a2b74bf197b16db2c01a9fefc8
$ niceblack.sh $BH $BC
_____ _ ____ __ __ ___
|___ // |___ \ / /_ / /_ ( _ )
|_ \| | __) | | '_ \| '_ \ / _ \
___) | |/ __/ | (_) | (_) | (_) |
|____/|_|_____| \___/ \___/ \___/
,----- .123 4567 89ab cdef -----,
| |
| .. .... ...9 4979 aa23 .f |
| 1. 168d 72bc e854 8c83 1f |
| 2. fc7c d91e 2ddc 3d26 2f |
| 3. .db. 966a ed7f abd1 3f |
'=== ==== ==== ==== ==== ==='
jk: abd1 .b59 d1