# on receiving block 298536 here
$ date -u '+%Y-%m-%dT%H:%M:%SZ'
2026-04-04T09:19:47Z
# as written in the block header
2026-04-04T09:18:01Z
$ uptime # since last reboot
09:19:46 up 16 days, 12 min, 0 users, load average: 2.77, 1.24, 1.18
$ battery.sh
100%, Power Supply Online
$ uname -smnr
Linux singer 6.18.2-0-lts x86_64
$ grep ^MemAvailable /proc/meminfo
MemAvailable: 2112620 kB
$ du -h -d1 .bitcoin/signet
284M .bitcoin/signet/indexes
19M .bitcoin/signet/wallets
520M .bitcoin/signet/blocks
3.5G .bitcoin/signet/chainstate
4.4G .bitcoin/signet
$ df -h .
Filesystem Size Used Avail Use% Mounted on
/dev/sda3 912G 434G 478G 48% /
$ bitcoind -version
Bitcoin Core daemon version v31.0rc2 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
298536
$ BH=$(bitcoin-cli -signet getblockhash 298536); echo $BH
0000000c9966bc65970adfd2ea5d8a16343da0e950311141b09f6678906ba859
$ bitcoin-cli -signet getblockheader 0000000c9966bc65970adfd2ea5d8a16343da0e950311141b09f6678906ba859
{
"hash": "0000000c9966bc65970adfd2ea5d8a16343da0e950311141b09f6678906ba859",
"confirmations": 1,
"height": 298536,
"version": 536870912,
"versionHex": "20000000",
"merkleroot": "e85bc34dfab888e5a951845b4abb761431b9776e7b9079eeb08f4a9e549ffc7a",
"time": 1775294281,
"mediantime": 1775293092,
"nonce": 846300278,
"bits": "1d1543df",
"target": "0000001543df0000000000000000000000000000000000000000000000000000",
"difficulty": 0.04702464282152162,
"chainwork": "00000000000000000000000000000000000000000000000000000c43f4af1b60",
"nTx": 168,
"previousblockhash": "0000000c96bf10d251dba47ec053e6583c0f7fb6eb054c36ebad815f66b47574"
}
$ echo $BH | tr 0 . | fold -w 4 | paste -d " " - - - -
.... ...c 9966 bc65
97.a dfd2 ea5d 8a16
343d a.e9 5.31 1141
b.9f 6678 9.6b a859
$ : 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
298536 sf: ...c 97.a a.e9 5.31 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 .
298536 sk: a859 91
$ : 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 .
298536 ak: 36ed 91
$ : Following is the jointkode
298536 jk: a859 36ed 91
### niceblack moved to the end
$ bitcoin-cli -signet getmempoolinfo
{
"loaded": true,
"size": 72,
"bytes": 18359,
"usage": 127312,
"total_fee": 0.00029035,
"maxmempool": 100000000,
"mempoolminfee": 0.00000100,
"minrelaytxfee": 0.00000100,
"incrementalrelayfee": 0.00000100,
"unbroadcastcount": 0,
"fullrbf": true,
"permitbaremultisig": true,
"maxdatacarriersize": 100000,
"limitclustercount": 25,
"limitclustersize": 101000,
"optimal": true
}
$ gmm.sh
248
## Current epoch estimation is +0.2%
## 168 of 2016, i.e. 8%, 1848 to go
## Current and previous two in numbers:
$ bitcoin-cli -signet getnetworkhashps 2016
337149.2008039896
$ bitcoin-cli -signet getnetworkhashps 2016 298367
336459.3161092782
$ bitcoin-cli -signet getnetworkhashps 2016 296351
334019.4023418721
$ bitcoin-cli -signet getblockstats 298536
{
"avgfee": 813,
"avgfeerate": 4,
"avgtxsize": 286,
"blockhash": "0000000c9966bc65970adfd2ea5d8a16343da0e950311141b09f6678906ba859",
"feerate_percentiles": [
0,
0,
1,
3,
3
],
"height": 298536,
"ins": 184,
"maxfee": 33950,
"maxfeerate": 200,
"maxtxsize": 5260,
"medianfee": 154,
"mediantime": 1775293092,
"mediantxsize": 216,
"minfee": 14,
"minfeerate": 0,
"mintxsize": 191,
"outs": 456,
"subsidy": 2500000000,
"swtotal_size": 47841,
"swtotal_weight": 132609,
"swtxs": 167,
"time": 1775294281,
"total_out": 2900042089978,
"total_size": 47841,
"total_weight": 132609,
"totalfee": 135822,
"txs": 168,
"utxo_increase": 272,
"utxo_size_inc": 22141,
"utxo_increase_actual": 237,
"utxo_size_inc_actual": 19589
}
$ bitcoin-cli -signet getnettotals
{
"totalbytesrecv": 52392932,
"totalbytessent": 1280857416,
"timemillis": 1775294387882,
"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 v31.0rc2 signet - server 70016/Satoshi:31.0.0/
ipv4 total block manual
in 8 8
out 11 11 2 1
total 19 19
Local services: witness, compact filters, network limited, p2p v2
Local addresses: n/a
$ bitcoin-cli -signet -addrinfo
{
"addresses_known": {
"ipv4": 2295,
"ipv6": 0,
"onion": 0,
"i2p": 0,
"cjdns": 0,
"total": 2295
}
}
### v2_peerinfo are in v2_peerinfo-signet.txt
$ bitcoin-cli -signet getpeerinfo | grep -w 'v2' | uniq -c
15 "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
0a92b65ac46b53d082e70794aab170bd5c70043a414da5046e22c568a075cdf6
a4dda9c03849be5c
bedee120a055427e743fec9621aa4392dc5eb06fcd31a77edbe87f3d5171236d
efc846ec47160038
6d9415c2142442511d59022ca1fbaa86d0e1130fb9a2d3700033173c27fafbcc
9530f1b8fc1800b4
989e610b0215fdf2412ef40e17391fc3e9cf3da536199763b7a92a00d13951a5
3ebbc98b2d7ea207
6cfed3f64079b97812961ab306ee607beebea6c7ab655ea59150e74afa235b46
4645feb2cf906cd2
0f3feb10252c3b749e7d56aa6b90bb3c57269e3d7b6c55a1ccf316288d3be0bb
f17ef791f09a6e12
3a084ac7af98dbbac38628681176f9669cc4d167557129901a1ebeb025a0b7f0
6314f8c19fd3f1fc
272092ca6dc2252a8c485553a5122ce9fdee6a3fd25efee9664a9221e18d4521
25eff2e4dab12773
9bfd1bbed0b1bf78b9d6010ae7996a25167c40b739511816c046f0dbcc3bdcb5
ab4205c33c4a8f5e
e0eb4111407efd1ea717ffd4116a390c2c8737d246b25d8515c4f8d0617fd7e4
25d7deb7244b961c
085130003f100968f8f8e263e644e9d4b120dbd08513d389f2c0b086f33d1f61
463b1e4ca8e9c39d
f7f878a46e1397b931b07fad8b34edc71daab15727169b3b0bf36e70822de197
cbf8b7e0dd039640
fce627dc9f9f5b50cabb7ff597741eb7439c6532982059fe0f522d32934ecff3
a24b0c30eb9c8acd
f191170ec58fad5b4a4158cd003cc42dfee3b91ca1094d1998dbdb59125db1dc
e6f68a726352a081
4c34240c7a84d02ec020d398dbda7d77190a09f186c18a15d114d9a262e49ca8
$ niceblack.sh $BH $BC
___ ____ ____
|__ \/ __ \( __ )
__/ / /_/ / __ |
/ __/\__, / /_/ /
/____/____/\____/
___________ _____
/ ____/__ // ___/
/___ \ /_