# on receiving block 314453 here
$ date -u '+%Y-%m-%dT%H:%M:%SZ'
2026-07-23T16:29:57Z
# as written in the block header
2026-07-23T16:29:53Z
$ uptime # since last reboot
16:29:57 up 27 days, 9:01, 0 users, load average: 1.56, 1.43, 1.21
$ battery.sh
146%, Power Supply Online
$ uname -smnr
Linux singer 6.18.2-0-lts x86_64
$ grep ^MemAvailable /proc/meminfo
MemAvailable: 1729188 kB
$ du -h -d1 .bitcoin/signet
316M .bitcoin/signet/indexes
21M .bitcoin/signet/wallets
503M .bitcoin/signet/blocks
3.9G .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
314453
$ BH=$(bitcoin-cli -signet getblockhash 314453); echo $BH
000000017c607514fe5a2f2bb398efc76e424a65b7e818ce49a42d313fdbbc05
$ bitcoin-cli -signet getblockheader 000000017c607514fe5a2f2bb398efc76e424a65b7e818ce49a42d313fdbbc05
{
"hash": "000000017c607514fe5a2f2bb398efc76e424a65b7e818ce49a42d313fdbbc05",
"confirmations": 1,
"height": 314453,
"version": 536870912,
"versionHex": "20000000",
"merkleroot": "c0870e225dc6cf1963a607bb4b8dc966e16aa1813398d982d0f6de9631d005a4",
"time": 1784824193,
"mediantime": 1784820478,
"nonce": 33175037,
"bits": "1d14ab71",
"target": "00000014ab710000000000000000000000000000000000000000000000000000",
"difficulty": 0.04837927401929265,
"chainwork": "00000000000000000000000000000000000000000000000000000f3fece9e6fc",
"nTx": 77,
"previousblockhash": "00000014017e95074bf28bd32004285d00505f9f0ede21bc79b7cf3987c671cf"
}
$ echo $BH | tr 0 . | fold -w 4 | paste -d " " - - - -
.... ...1 7c6. 7514
fe5a 2f2b b398 efc7
6e42 4a65 b7e8 18ce
49a4 2d31 3fdb bc.5
$ : 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
314453 sf: ...1 7c6. bc.5
$ : 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 .
314453 sk: bc.5 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 .
314453 ak: e811 c1
$ : Following is the jointkode
314453 jk: bc05 e811 c1
### niceblack moved to the end
$ bitcoin-cli -signet getmempoolinfo
{
"loaded": true,
"size": 6,
"bytes": 500142,
"usage": 506368,
"total_fee": 0.00070184,
"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
221
## Current epoch estimation is -0.77%
## 1973 of 2016, i.e. 97%, 43 to go
## Current and previous two in numbers:
$ bitcoin-cli -signet getnetworkhashps 2016
343554.25895735
$ bitcoin-cli -signet getnetworkhashps 2016 312479
346247.1658164694
$ bitcoin-cli -signet getnetworkhashps 2016 310463
337230.1211738132
$ bitcoin-cli -signet getblockstats 314453
{
"avgfee": 27583,
"avgfeerate": 9,
"avgtxsize": 3069,
"blockhash": "000000017c607514fe5a2f2bb398efc76e424a65b7e818ce49a42d313fdbbc05",
"feerate_percentiles": [
0,
0,
0,
0,
1
],
"height": 314453,
"ins": 88,
"maxfee": 1790987,
"maxfeerate": 16583,
"maxtxsize": 100051,
"medianfee": 286,
"mediantime": 1784820478,
"mediantxsize": 199,
"minfee": 37,
"minfeerate": 0,
"mintxsize": 142,
"outs": 551,
"subsidy": 2500000000,
"swtotal_size": 233121,
"swtotal_weight": 906591,
"swtxs": 75,
"time": 1784824193,
"total_out": 3238396220989,
"total_size": 233263,
"total_weight": 907159,
"totalfee": 2096376,
"txs": 77,
"utxo_increase": 463,
"utxo_size_inc": 235980,
"utxo_increase_actual": 421,
"utxo_size_inc_actual": 31092
}
$ bitcoin-cli -signet getnettotals
{
"totalbytesrecv": 5774168,
"totalbytessent": 101590631,
"timemillis": 1784824197954,
"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 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": 1000,
"ipv6": 0,
"onion": 0,
"i2p": 0,
"cjdns": 0,
"total": 1000
}
}
### 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
ba3c7fcd57c3371e814beefdac655e4d450f9b1e237ccfb66aae37047b736bf0
ce5240b924d9f173
4396de26970aefba82359010cef98f2fc69ea11620b1a28084249f9738d24c8c
ac71d6f00b7ce5e9
a9898dce2295cae52c6308ee08947ebac3b12eb76081a693b7b0afb0f453edca
7116bc61a79199c9
9757ccb6975c1e23c7fb5e15707c4369f84a85639142670a371660f771dd01c0
fe30c0bc8262dfa9
eced7cba8347da41a1376f2e1e6264487148110883a3ca5b1e38ab392d9b2c3c
a8e0ddb58abca302
55bb06c66061cf98f259a0ec96706168579e3ae43742d4f3569bffa52fc622b0
131ffd1dacd3414b
e82d230f936c35e35e6c06e6fe8fedd4e6396643d937e9dedb93ba532f9bf4ad
e36260c61c9abf9d
d4095663829949250fc6daa5508c0ec54de9f43ecfdd757469a13d921286c295
42d6b7498898cae5
dfa354c1b8135ae4e9b192121c6688e967618fa598838cc04d83eb7afd7ef222
4c5cd41e91d07bde
d01b014202d739c9e6912444bb9801ff888c9433909fffd4a1dcea02965a8b4d
34abd99da9010be1
88015b09216326de769478aab51329bd7d99244da3c9413641fb6994b85acbd5
$ niceblack.sh $BH $BC
_|_|_| _| _| _|
_| _|_| _| _|
_|_| _| _|_|_|_|
_| _| _|
_|_|_| _| _|
_| _| _|_|_|_| _|_|_|
_| _| _| _|
_|_|_|_| _|_|_| _|_|
_| _| _|
_| _|_|_| _|_|_|
,----- .123 4567 89ab cdef -----,
| |
| .. .... ...1 7c6. 7514 .f |
| 1. fe5a 2f2b b398 efc7 1f |
| 2. 6e42 4a65 b7e8 18ce 2f |
| 3. 49a4 2d31 3fdb bc.5 3f |
'=== ==== ==== ==== ==== ==='
jk: bc.5 e811 c1