# on receiving block 310223 here
$ date -u '+%Y-%m-%dT%H:%M:%SZ'
2026-06-24T14:37:46Z
# as written in the block header
2026-06-24T14:37:27Z
$ uptime # since last reboot
14:37:45 up 97 days, 5:30, 0 users, load average: 1.98, 2.40, 2.67
$ battery.sh
168%, Power Supply Online
$ uname -smnr
Linux singer 6.18.2-0-lts x86_64
$ grep ^MemAvailable /proc/meminfo
MemAvailable: 1074332 kB
$ du -h -d1 .bitcoin/signet
306M .bitcoin/signet/indexes
21M .bitcoin/signet/wallets
445M .bitcoin/signet/blocks
3.8G .bitcoin/signet/chainstate
4.6G .bitcoin/signet
$ df -h .
Filesystem Size Used Avail Use% Mounted on
/dev/sda3 912G 435G 476G 48% /
$ bitcoind -version
Bitcoin Core daemon version v31.0.0rc4 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
310223
$ BH=$(bitcoin-cli -signet getblockhash 310223); echo $BH
0000000fda1ba90e1547200a54670661ba7ae8ee08629901a0232f36ebbcc7bf
$ bitcoin-cli -signet getblockheader 0000000fda1ba90e1547200a54670661ba7ae8ee08629901a0232f36ebbcc7bf
{
"hash": "0000000fda1ba90e1547200a54670661ba7ae8ee08629901a0232f36ebbcc7bf",
"confirmations": 1,
"height": 310223,
"version": 536870912,
"versionHex": "20000000",
"merkleroot": "962b8ff7332d9c3704ceef58c4778594b99a05db795dc45dd5fc56925f483209",
"time": 1782311847,
"mediantime": 1782308166,
"nonce": 147011446,
"bits": "1d146a04",
"target": "000000146a040000000000000000000000000000000000000000000000000000",
"difficulty": 0.04898494610796347,
"chainwork": "00000000000000000000000000000000000000000000000000000e75afee3530",
"nTx": 120,
"previousblockhash": "0000000ac89b152b564fb91c26d5a6abc6a275d6797611e6ecd8acc68283ac5e"
}
$ echo $BH | tr 0 . | fold -w 4 | paste -d " " - - - -
.... ...f da1b a9.e
1547 2..a 5467 .661
ba7a e8ee .862 99.1
a.23 2f36 ebbc c7bf
$ : 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
310223 sf: ...f a9.e 2..a .661 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 .
310223 sk: c7bf 81
$ : 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 .
310223 ak: 74b. 81
$ : Following is the jointkode
310223 jk: c7bf 74b. 81
### niceblack moved to the end
$ bitcoin-cli -signet getmempoolinfo
{
"loaded": true,
"size": 4,
"bytes": 773,
"usage": 96128,
"total_fee": 0.00001216,
"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
212
## Current epoch estimation is -4.51%
## 1775 of 2016, i.e. 88%, 241 to go
## Current and previous two in numbers:
$ bitcoin-cli -signet getnetworkhashps 2016
334747.5724063733
$ bitcoin-cli -signet getnetworkhashps 2016 308447
350573.0694396333
$ bitcoin-cli -signet getnetworkhashps 2016 306431
347971.3775737199
$ bitcoin-cli -signet getblockstats 310223
{
"avgfee": 13491,
"avgfeerate": 11,
"avgtxsize": 3635,
"blockhash": "0000000fda1ba90e1547200a54670661ba7ae8ee08629901a0232f36ebbcc7bf",
"feerate_percentiles": [
0,
1,
1,
1,
1
],
"height": 310223,
"ins": 279,
"maxfee": 1435560,
"maxfeerate": 8674,
"maxtxsize": 362459,
"medianfee": 154,
"mediantime": 1782308166,
"mediantxsize": 205,
"minfee": 14,
"minfeerate": 0,
"mintxsize": 142,
"outs": 826,
"subsidy": 2500000000,
"swtotal_size": 432427,
"swtotal_weight": 570298,
"swtxs": 118,
"time": 1782311847,
"total_out": 3056571167948,
"total_size": 432569,
"total_weight": 570866,
"totalfee": 1605471,
"txs": 120,
"utxo_increase": 547,
"utxo_size_inc": 45785,
"utxo_increase_actual": 510,
"utxo_size_inc_actual": 41730
}
$ bitcoin-cli -signet getnettotals
{
"totalbytesrecv": 1068839608,
"totalbytessent": 31686826646,
"timemillis": 1782311866843,
"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 v31.0.0rc4 signet - server 70016/Satoshi:31.0.0/
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": 902,
"ipv6": 0,
"onion": 0,
"i2p": 0,
"cjdns": 0,
"total": 902
}
}
### 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
82b27e77426c9cf3
6d928997571421d84825693fc526996aa6e1a3b30a218f08245455915dd885f6
cb6d7e2c716bdfc5
c6d449cfc835bd1b0c81c088218e7506cf27ab370765bec060746281f82317b8
413f26415640e02d
7a18f1fec68aa5e4cd694d87672fe64c4a4a213f93edf50d718800dbd9d114ab
a9e407828463a7f3
2287ad6e342f4e285295f5e082798682c11defc8cb74c39fdc096783e543c0f9
efc846ec47160038
821d903b964a4c3739c662d4473bbda54f275d94076f3926a632dd434f2c2a42
0023b28c288594d1
397c9fe047401b6e16a8a5cd0cc1c61fc73e1fb805cd2c66aed9eabfd91563af
cab8c858635df991
de316c5e0e73f11000d8e2c4290f938da5f52bbd1441ac6249062704e3daf52a
2c92bdda6fb6f85d
8efa1fe298d7780e56e47dfa41dc191d605004950a957b6a7fa1965544dc994c
c3725707c7756fe6
8619afa0b5b4e446579caeafc01bcfb03d1e2c256e3151c95c9ed5b6ba93c4fc
42d6b7498898cae5
8842b02cbf3df035c0fba064b57d421f0fcea05767f2263a6c0859ffadce02b7
8fa355a5a4cfc8b3
e177e924cbda34957565519d4d19c08782c1917663cc32e67b95e4bcf594971f
$ niceblack.sh $BH $BC
_|_|_| _| _|
_| _|_| _| _|
_|_| _| _| _|
_| _| _| _|
_|_|_| _| _|
_|_| _|_| _|_|_|
_| _| _| _| _|
_| _| _|_|
_| _| _|
_|_|_|_| _|_|_|_| _|_|_|
,----- .123 4567 89ab cdef -----,
| |
| .. .... ...f da1b a9.e .f |
| 1. 1547 2..a 5467 .661 1f |
| 2. ba7a e8ee .862 99.1 2f |
| 3. a.23 2f36 ebbc c7bf 3f |
'=== ==== ==== ==== ==== ==='
jk: c7bf 74b. 81