# on receiving block 315065 here
$ date -u '+%Y-%m-%dT%H:%M:%SZ'
2026-07-27T21:58:19Z
# as written in the block header
2026-07-27T21:58:13Z
$ uptime # since last reboot
21:58:19 up 31 days, 14:29, 0 users, load average: 1.54, 1.84, 1.41
$ battery.sh
146%, Power Supply Online
$ uname -smnr
Linux singer 6.18.2-0-lts x86_64
$ grep ^MemAvailable /proc/meminfo
MemAvailable: 1891104 kB
$ du -h -d1 .bitcoin/signet
317M .bitcoin/signet/indexes
21M .bitcoin/signet/wallets
469M .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
315065
$ BH=$(bitcoin-cli -signet getblockhash 315065); echo $BH
00000002a088aabd2883d6231bad2ce1fbaa48a815ade3f74bc31e3bdba0c6a9
$ bitcoin-cli -signet getblockheader 00000002a088aabd2883d6231bad2ce1fbaa48a815ade3f74bc31e3bdba0c6a9
{
"hash": "00000002a088aabd2883d6231bad2ce1fbaa48a815ade3f74bc31e3bdba0c6a9",
"confirmations": 1,
"height": 315065,
"version": 536870912,
"versionHex": "20000000",
"merkleroot": "e38dafe0e947a53a68b8054a0f5995c791fef90345cdee5eec97a173a94d8b62",
"time": 1785189493,
"mediantime": 1785186226,
"nonce": 44467711,
"bits": "1d14d6ea",
"target": "00000014d6ea0000000000000000000000000000000000000000000000000000",
"difficulty": 0.04798504544795561,
"chainwork": "00000000000000000000000000000000000000000000000000000f5d4f2e231a",
"nTx": 51,
"previousblockhash": "0000000a9e39fbf2187034f920e16c8a36eadecb241682669ad21e6c7855b1e9"
}
$ echo $BH | tr 0 . | fold -w 4 | paste -d " " - - - -
.... ...2 a.88 aabd
2883 d623 1bad 2ce1
fbaa 48a8 15ad e3f7
4bc3 1e3b dba. c6a9
$ : 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
315065 sf: ...2 a.88 dba. c6a9
$ : 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 .
315065 sk: c6a9 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 .
315065 ak: ce72 c1
$ : Following is the jointkode
315065 jk: c6a9 ce72 c1
### niceblack moved to the end
$ bitcoin-cli -signet getmempoolinfo
{
"loaded": true,
"size": 1,
"bytes": 142,
"usage": 7048,
"total_fee": 0.00000480,
"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
1033
## Current epoch estimation is +0.87%
## 569 of 2016, i.e. 28%, 1447 to go
## Current and previous two in numbers:
$ bitcoin-cli -signet getnetworkhashps 2016
346500.8401517193
$ bitcoin-cli -signet getnetworkhashps 2016 314495
343484.4943123722
$ bitcoin-cli -signet getnetworkhashps 2016 312479
346247.1658164694
$ bitcoin-cli -signet getblockstats 315065
{
"avgfee": 6390,
"avgfeerate": 2,
"avgtxsize": 4873,
"blockhash": "00000002a088aabd2883d6231bad2ce1fbaa48a815ade3f74bc31e3bdba0c6a9",
"feerate_percentiles": [
0,
0,
3,
3,
3
],
"height": 315065,
"ins": 592,
"maxfee": 163100,
"maxfeerate": 149,
"maxtxsize": 149842,
"medianfee": 74,
"mediantime": 1785186226,
"mediantxsize": 192,
"minfee": 14,
"minfeerate": 0,
"mintxsize": 142,
"outs": 1646,
"subsidy": 2500000000,
"swtotal_size": 243518,
"swtotal_weight": 525236,
"swtxs": 49,
"time": 1785189493,
"total_out": 3340462454117,
"total_size": 243660,
"total_weight": 525804,
"totalfee": 319523,
"txs": 51,
"utxo_increase": 1054,
"utxo_size_inc": 87487,
"utxo_increase_actual": 1018,
"utxo_size_inc_actual": 82788
}
$ bitcoin-cli -signet getnettotals
{
"totalbytesrecv": 113039363,
"totalbytessent": 2064129182,
"timemillis": 1785189499865,
"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": 969,
"ipv6": 0,
"onion": 0,
"i2p": 0,
"cjdns": 0,
"total": 969
}
}
### 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
9c92af8aca057984
309492354f9430efe587c47da8b4744f99b64fdf9128f9f31492a4effa7e5a02
ccac5f3d92a6d821
4f2f0d5756d18640e43f0f9add356d99169813eab33915f33e5b7d35a3763b02
452672d5c724a2d1
aca2dc955c5aea819fe8ab39b48dc7fbd0ac7a49287c1aff617373df52b5d6f7
8063f4d9bd3f3283
948b9a9a7dfeb0fa23965d38028074f0112c437ac45325c4764e908218bb63b1
a545afa7dcf490f4
6f995d400501197fe2ea92e20baec44d5f699947fc99d50028154825c0cab8d1
fa08293583b9d96a
04a16f90960a83308cfae0916e3df915e56f8953d9e433ab2d702f5556252f06
911ef86f97905f5f
dedf28818085e478a7506f2f0909c9d75e82683ef6c1e6fd6a81933c4b3602d1
1e317f594ee5ba7c
30db562735e46401c1a04c1bd583283cbdf5a0fec5710bbf42aa448211a5985a
b9b0a871269301e0
bdd5db17b87a3181a9f90e3216fe69ce4c9326c389993d9ed545db47d0b8069f
82b27e77426c9cf3
b09e971cb82eb7d5161e0eea3da32cb5eb85826a065fa11e6727ab4a39d77e9b
$ niceblack.sh $BH $BC
_|_|_| _| _|_|_|_|
_| _|_| _|
_|_| _| _|_|_|
_| _| _|
_|_|_| _| _|_|_|
_| _|_|_| _|_|_|_|
_| _| _| _|
_| _| _|_|_| _|_|_|
_| _| _| _| _|
_| _|_| _|_|_|
,----- .123 4567 89ab cdef -----,
| |
| .. .... ...2 a.88 aabd .f |
| 1. 2883 d623 1bad 2ce1 1f |
| 2. fbaa 48a8 15ad e3f7 2f |
| 3. 4bc3 1e3b dba. c6a9 3f |
'=== ==== ==== ==== ==== ==='
jk: c6a9 ce72 c1