# on receiving block 315929 here
$ date -u '+%Y-%m-%dT%H:%M:%SZ'
2026-08-02T21:52:21Z
# as written in the block header
2026-08-02T21:52:19Z
$ uptime # since last reboot
21:52:21 up 37 days, 14:23, 0 users, load average: 1.64, 1.57, 1.40
$ battery.sh
175%, Power Supply Online
$ uname -smnr
Linux singer 6.18.2-0-lts x86_64
$ grep ^MemAvailable /proc/meminfo
MemAvailable: 1624536 kB
$ du -h -d1 .bitcoin/signet
322M .bitcoin/signet/indexes
21M .bitcoin/signet/wallets
520M .bitcoin/signet/blocks
4.0G .bitcoin/signet/chainstate
4.9G .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
315929
$ BH=$(bitcoin-cli -signet getblockhash 315929); echo $BH
0000000bb62a7c06b30588b74f7a60bd872ec1e4fb42e3e49577f218dbe75aff
$ bitcoin-cli -signet getblockheader 0000000bb62a7c06b30588b74f7a60bd872ec1e4fb42e3e49577f218dbe75aff
{
"hash": "0000000bb62a7c06b30588b74f7a60bd872ec1e4fb42e3e49577f218dbe75aff",
"confirmations": 1,
"height": 315929,
"version": 536870912,
"versionHex": "20000000",
"merkleroot": "aea1d9b748ee9cd89756c35ad6f09213dcdd54018069fddb642153cea16109e6",
"time": 1785707539,
"mediantime": 1785704870,
"nonce": 12466566,
"bits": "1d14d6ea",
"target": "00000014d6ea0000000000000000000000000000000000000000000000000000",
"difficulty": 0.04798504544795561,
"chainwork": "00000000000000000000000000000000000000000000000000000f86c4ddce7a",
"nTx": 79,
"previousblockhash": "00000010dbcf95364f2751ef8fa6ab5f8f836874d66c0ee64c28fb13248bfe49"
}
$ echo $BH | tr 0 . | fold -w 4 | paste -d " " - - - -
.... ...b b62a 7c.6
b3.5 88b7 4f7a 6.bd
872e c1e4 fb42 e3e4
9577 f218 dbe7 5aff
$ : 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
315929 sf: ...b 7c.6 b3.5 6.bd 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 .
315929 sk: 5aff b1
$ : 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 .
315929 ak: 6649 b1
$ : Following is the jointkode
315929 jk: 5aff 6649 b1
### niceblack moved to the end
$ bitcoin-cli -signet getmempoolinfo
{
"loaded": true,
"size": 12,
"bytes": 1901,
"usage": 15688,
"total_fee": 0.00004314,
"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
274
## Current epoch estimation is +0.45%
## 1433 of 2016, i.e. 71%, 583 to go
## Current and previous two in numbers:
$ bitcoin-cli -signet getnetworkhashps 2016
345057.3824028713
$ bitcoin-cli -signet getnetworkhashps 2016 314495
343484.4943123722
$ bitcoin-cli -signet getnetworkhashps 2016 312479
346247.1658164694
$ bitcoin-cli -signet getblockstats 315929
{
"avgfee": 393,
"avgfeerate": 1,
"avgtxsize": 338,
"blockhash": "0000000bb62a7c06b30588b74f7a60bd872ec1e4fb42e3e49577f218dbe75aff",
"feerate_percentiles": [
0,
0,
0,
1,
3
],
"height": 315929,
"ins": 83,
"maxfee": 4490,
"maxfeerate": 13,
"maxtxsize": 9856,
"medianfee": 154,
"mediantime": 1785704870,
"mediantxsize": 205,
"minfee": 14,
"minfeerate": 0,
"mintxsize": 142,
"outs": 400,
"subsidy": 2500000000,
"swtotal_size": 26277,
"swtotal_weight": 85761,
"swtxs": 77,
"time": 1785707539,
"total_out": 1489189529138,
"total_size": 26419,
"total_weight": 86329,
"totalfee": 30684,
"txs": 79,
"utxo_increase": 317,
"utxo_size_inc": 25710,
"utxo_increase_actual": 281,
"utxo_size_inc_actual": 21012
}
$ bitcoin-cli -signet getnettotals
{
"totalbytesrecv": 10558542,
"totalbytessent": 150845625,
"timemillis": 1785707541859,
"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": 1025,
"ipv6": 0,
"onion": 0,
"i2p": 0,
"cjdns": 0,
"total": 1025
}
}
### 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
82b27e77426c9cf3
945c80b13285680997a1ea22d01569f98076ef5f327e6687a9dad04e49c6ead7
c0528ddd9e8cb6fc
b8fa9fe586c9f35d9ac9d536a68d7e56c86766a62fdae089f27cc18d109d1f69
35e2a230edacc2ab
e25ac210b9607042cdd824d22f58b380636785e49de948be9a3e0095d94d7417
7709899725128d12
f776aa0925d7854004a2f8176c519a85e84bf2920a8ef39ed6c5db4da95d947b
9550b66c9c9a91e5
0dd65b85c1017af9e8f9af208587d1e33904fca7113d0903c26f48bfbea824c9
a4dda9c03849be5c
e3ce8a8e687c699889945d98f119e0fd17b8f2976573f93ea5fd87ca139a107d
c761e59394aaf6ba
21e62e00d1e449629168d3e2c3687110af7cfc375ab5e67f9fcda34d88c5d9bb
a7712197f22ac432
8cca0b8d21fc7448a5dc6839af296a803bef35d5d54f7c4286017352770607f2
c47f9308f875cb6f
a6b900f838396d9db58940bf0e4761036276a149be8feae6f86ca24918fcadc4
d4bf5c8d80d4df66
ea3ad9cf9714d14db9b588b851c7b31f1034f886ccb2418ed7ccbff166cfb0f9
$ niceblack.sh $BH $BC
_|_|_| _| _|_|_|_|
_| _|_| _|
_|_| _| _|_|_|
_| _| _|
_|_|_| _| _|_|_|
_|_| _|_| _|_|
_| _| _| _| _| _|
_|_|_| _| _|_|_|
_| _| _|
_|_|_| _|_|_|_| _|_|_|
,----- .123 4567 89ab cdef -----,
| |
| .. .... ...b b62a 7c.6 .f |
| 1. b3.5 88b7 4f7a 6.bd 1f |
| 2. 872e c1e4 fb42 e3e4 2f |
| 3. 9577 f218 dbe7 5aff 3f |
'=== ==== ==== ==== ==== ==='
jk: 5aff 6649 b1