# on receiving block 318214 here
$ date -u '+%Y-%m-%dT%H:%M:%SZ'
2026-08-18T06:39:51Z
# as written in the block header
2026-08-18T06:39:41Z
$ uptime # since last reboot
06:39:51 up 52 days, 23:11, 0 users, load average: 4.02, 3.97, 3.59
$ battery.sh
174%, Power Supply Online
$ uname -smnr
Linux singer 6.18.2-0-lts x86_64
$ grep ^MemAvailable /proc/meminfo
MemAvailable: 1371388 kB
$ du -h -d1 .bitcoin/signet
336M .bitcoin/signet/indexes
21M .bitcoin/signet/wallets
565M .bitcoin/signet/blocks
4.1G .bitcoin/signet/chainstate
5.1G .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
318214
$ BH=$(bitcoin-cli -signet getblockhash 318214); echo $BH
00000013f8b2292913de9597375842c794caeaee8b245b4aa84b00f6f1de1718
$ bitcoin-cli -signet getblockheader 00000013f8b2292913de9597375842c794caeaee8b245b4aa84b00f6f1de1718
{
"hash": "00000013f8b2292913de9597375842c794caeaee8b245b4aa84b00f6f1de1718",
"confirmations": 1,
"height": 318214,
"version": 536870912,
"versionHex": "20000000",
"merkleroot": "6bdb1e986ff9e1102ca40d36f0b772b988e04f2a098dca0b7ad750271f6065d7",
"time": 1787035181,
"mediantime": 1787033333,
"nonce": 53794496,
"bits": "1d146a9f",
"target": "000000146a9f0000000000000000000000000000000000000000000000000000",
"difficulty": 0.04897927153283035,
"chainwork": "00000000000000000000000000000000000000000000000000000ff61c15909d",
"nTx": 821,
"previousblockhash": "00000003e7aef85b025f733beae4e838d5e2af0e9d738b56a79ffd57b4b0f05e"
}
$ echo $BH | tr 0 . | fold -w 4 | paste -d " " - - - -
.... ..13 f8b2 2929
13de 9597 3758 42c7
94ca eaee 8b24 5b4a
a84b ..f6 f1de 1718
$ : 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
318214 sf: ..13 ..f6 1718
$ : 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 .
318214 sk: 1718 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 .
318214 ak: c26f d1
$ : Following is the jointkode
318214 jk: 1718 c26f d1
### niceblack moved to the end
$ bitcoin-cli -signet getmempoolinfo
{
"loaded": true,
"size": 38083,
"bytes": 28223013,
"usage": 176872936,
"total_fee": 0.73511581,
"maxmempool": 300000000,
"mempoolminfee": 0.00000100,
"minrelaytxfee": 0.00000100,
"incrementalrelayfee": 0.00000100,
"unbroadcastcount": 1,
"permitbaremultisig": true,
"maxdatacarriersize": 100000,
"limitclustercount": 25,
"limitclustersize": 101000,
"optimal": true
}
$ gmm.sh
176
## Current epoch estimation is +2.1%
## 1702 of 2016, i.e. 84%, 314 to go
## Current and previous two in numbers:
$ bitcoin-cli -signet getnetworkhashps 2016
357904.6224389847
$ bitcoin-cli -signet getnetworkhashps 2016 316511
350509.8283946097
$ bitcoin-cli -signet getnetworkhashps 2016 314495
343484.4943123722
$ bitcoin-cli -signet getblockstats 318214
{
"avgfee": 1582,
"avgfeerate": 5,
"avgtxsize": 473,
"blockhash": "00000013f8b2292913de9597375842c794caeaee8b245b4aa84b00f6f1de1718",
"feerate_percentiles": [
3,
4,
5,
5,
6
],
"height": 318214,
"ins": 1301,
"maxfee": 266040,
"maxfeerate": 149,
"maxtxsize": 125005,
"medianfee": 848,
"mediantime": 1787033333,
"mediantxsize": 205,
"minfee": 182,
"minfeerate": 1,
"mintxsize": 142,
"outs": 3597,
"subsidy": 2500000000,
"swtotal_size": 387889,
"swtotal_weight": 991285,
"swtxs": 819,
"time": 1787035181,
"total_out": 3641252946277,
"total_size": 388031,
"total_weight": 991853,
"totalfee": 1297671,
"txs": 821,
"utxo_increase": 2296,
"utxo_size_inc": 180405,
"utxo_increase_actual": 2258,
"utxo_size_inc_actual": 175366
}
$ bitcoin-cli -signet getnettotals
{
"totalbytesrecv": 971983153,
"totalbytessent": 8422010738,
"timemillis": 1787035191847,
"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 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": 24968,
"ipv6": 5,
"onion": 0,
"i2p": 0,
"cjdns": 0,
"total": 24973
}
}
### 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
c2df4db43254cb32
ad38ae1ae57443f58e46c945507dbb21df88b6b5a9761893a37e5f362390e17c
df5170d29dca6f76
1d38b06ad97f4df3e6ec5d5662145a85cce9e036af6553b22cfd29c91553e870
b238f700f288e393
7ef69fba898561412a1a2e61fc0a917dad1b5e2b758597e3c219b1f8f7aefa2f
8063f4d9bd3f3283
ecc74edc320e01fca07be8990434fe88b1b1309c5ed912dc5b601b9e1565c318
b4d832fe47ef3830
13c1bb1926657bc2d20ed9a80d530223bd940832cf7ec74cf29c3c69b084c30c
58dda33f1e9595a9
7d886fbd9b48bf53a5a5db485c62547c12f43f2c42697ecfdbbce756ca270031
cec62c82af6347cc
dcc4314ed83b7ebb3e4e739ca33804d60b8543ad527c557873d2e3b4427f0407
40ae606904740f7f
b9f086a30ae6ca09cb889a514cae9f00ebb04b7dcbb46fd45f26e3a600cf1798
ce5240b924d9f173
2d7a90d9bbaf6bb6da41f38428b6a2bc114bf05988aa3446f85eef259c434c72
82b27e77426c9cf3
06bf052c61cd38347230e328778822b22250828870911283983d065ac15fff68
2e22cccdd1e62e48
7974c2b3030c84a19bf6bffe0a86a7afb1cfc3805240d49542045eb0fe69b35a
$ niceblack.sh $BH $BC
____ __ ___ ___ __ _ _
|___ \/_ |/ _ \ |__ \/_ | || |
__) || | (_) | ) || | || |_
|__ < | |> _ < / / | |__ _|
___) || | (_) | / /_ | | | |
|____/ |_|\___/ |____||_| |_|
,----- .123 4567 89ab cdef -----,
| |
| .. .... ..13 f8b2 2929 .f |
| 1. 13de 9597 3758 42c7 1f |
| 2. 94ca eaee 8b24 5b4a 2f |
| 3. a84b ..f6 f1de 1718 3f |
'=== ==== ==== ==== ==== ==='
jk: 1718 c26f d1