# on receiving block 290241 here
$ date -u '+%Y-%m-%dT%H:%M:%SZ'
2026-02-05T15:09:09Z
# as written in the block header
2026-02-05T15:08:55Z
$ uptime # since last reboot
15:09:09 up 9 days, 2:34, 0 users, load average: 1.82, 1.28, 1.44
$ battery.sh
96%, Power Supply Online
$ uname -smnr
Linux singer 6.18.2-0-lts x86_64
$ grep ^MemAvailable /proc/meminfo
MemAvailable: 1110340 kB
$ du -h -d1 .bitcoin/signet
269M .bitcoin/signet/indexes
19M .bitcoin/signet/wallets
487M .bitcoin/signet/blocks
3.3G .bitcoin/signet/chainstate
4.1G .bitcoin/signet
$ df -h .
Filesystem Size Used Avail Use% Mounted on
/dev/sda3 912G 434G 478G 48% /
$ bitcoind -version
Bitcoin Core daemon version v30.1.0 bitcoind
Copyright (C) 2009-2025 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
290241
$ BH=$(bitcoin-cli -signet getblockhash 290241); echo $BH
0000000bf0da001aa408a108d451867da32fb2e74c3f17e5d56d85fddc48f319
$ bitcoin-cli -signet getblockheader 0000000bf0da001aa408a108d451867da32fb2e74c3f17e5d56d85fddc48f319
{
"hash": "0000000bf0da001aa408a108d451867da32fb2e74c3f17e5d56d85fddc48f319",
"confirmations": 1,
"height": 290241,
"version": 536870912,
"versionHex": "20000000",
"merkleroot": "642d2ca7af4faf46cc6a4ba333bd0a779ee421544ae88732c814848566140c42",
"time": 1770304135,
"mediantime": 1770300094,
"nonce": 98043786,
"bits": "1d157c9b",
"target": "000000157c9b0000000000000000000000000000000000000000000000000000",
"difficulty": 0.04653962099342757,
"chainwork": "00000000000000000000000000000000000000000000000000000abaaa383200",
"nTx": 40,
"previousblockhash": "00000004bb9ebddd20f26df7b6fcb6adeeaf8651b29470b3e025bc51b846111c"
}
$ echo $BH | tr 0 . | fold -w 4 | paste -d " " - - - -
.... ...b f.da ..1a
a4.8 a1.8 d451 867d
a32f b2e7 4c3f 17e5
d56d 85fd dc48 f319
$ : 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
290241 sf: ...b f.da ..1a a4.8 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 .
290241 sk: f319 a1
$ : 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 .
290241 ak: 9234 a1
### niceblack moved to the end
$ bitcoin-cli -signet getmempoolinfo
{
"loaded": true,
"size": 2,
"bytes": 397,
"usage": 2608,
"total_fee": 0.00000404,
"maxmempool": 100000000,
"mempoolminfee": 0.00000100,
"minrelaytxfee": 0.00000100,
"incrementalrelayfee": 0.00000100,
"unbroadcastcount": 0,
"fullrbf": true,
"permitbaremultisig": true,
"maxdatacarriersize": 100000
}
$ gmm.sh
139
## Current epoch estimation is +2.79%
## 1953 of 2016, i.e. 96%, 63 to go
## Current and previous two in numbers:
$ bitcoin-cli -signet getnetworkhashps 2016
342327.48127626
$ bitcoin-cli -signet getnetworkhashps 2016 288287
333005.7574254622
$ bitcoin-cli -signet getnetworkhashps 2016 286271
335362.2796681721
$ bitcoin-cli -signet getblockstats 290241
{
"avgfee": 15514,
"avgfeerate": 14,
"avgtxsize": 1183,
"blockhash": "0000000bf0da001aa408a108d451867da32fb2e74c3f17e5d56d85fddc48f319",
"feerate_percentiles": [
2,
15,
15,
15,
15
],
"height": 290241,
"ins": 49,
"maxfee": 560029,
"maxfeerate": 200,
"maxtxsize": 36255,
"medianfee": 342,
"mediantime": 1770300094,
"mediantxsize": 188,
"minfee": 0,
"minfeerate": 0,
"mintxsize": 162,
"outs": 1207,
"subsidy": 2500000000,
"swtotal_size": 46152,
"swtotal_weight": 169524,
"swtxs": 39,
"time": 1770304135,
"total_out": 2628802342482,
"total_size": 46152,
"total_weight": 169524,
"totalfee": 605054,
"txs": 40,
"utxo_increase": 1158,
"utxo_size_inc": 84415,
"utxo_increase_actual": 1132,
"utxo_size_inc_actual": 82549
}
$ bitcoin-cli -signet getnettotals
{
"totalbytesrecv": 138164448,
"totalbytessent": 5902110241,
"timemillis": 1770304150614,
"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 v30.1.0 signet - server 70016/Satoshi:30.1.0/
ipv4 total block manual
in 14 14
out 11 11 2 1
total 25 25
Local services: witness, compact filters, network limited, p2p v2, libre
Local addresses: n/a
$ bitcoin-cli -signet -addrinfo
{
"addresses_known": {
"ipv4": 1494,
"ipv6": 0,
"onion": 0,
"i2p": 0,
"cjdns": 0,
"total": 1494
}
}
### v2_peerinfo are in v2_peerinfo-signet.txt
$ bitcoin-cli -signet getpeerinfo | grep -w 'v2' | uniq -c
20 "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
b1549a58235dba4ece2520070dc15ee0db1d73b958c88edcdaf64807a27ab35d
2422645f1d448cf3
5511cc8957118bd0bdc4ea2ef3aa206424ea17721cdb1c7e5b3df203d8f6cde0
989773dc541b27e7
42248f84ba5929f398b200bf811aa72ff8c31f6d10d5949cbcb3aba8dce4081e
acbcec5aeca1972b
2ebd03f0b229b44fe1c9d32310526dd510ec26392d549e4cf3edef59463c76a3
dd9aa36e2f655997
b03e028f8de744652f25eb34928dc1aff3473823bf1986c6a3e8406762542611
8afa6cbf7ec03172
378eae125d6f15835a91f3220bde37e9a9c433bc80d22dab5c16d847ec25622a
42d6b7498898cae5
cf6fb3a0cd56c93f4886720144a323ef20bbf918c571d7293c399cf078df19cc
0e50dcb5fd8fb73b
4b5aee712f393b2484e55bc3806a5a6181bee0945c4de59b50cf7032fef6d508
b8965b3931de1d57
57b443a9e07e87b230a739868518f6bd3173ed9dbc0964b67aa242bc7413363e
c9bd5025faadb02e
35802a2cbd71d3d0c7d709223fd04b04d49246e299464a9f731e37f67dd714c4
616318010688e85a
dc9c129bc455efe9f03a742ac9df421d4aa60cd7bcf5ec88f8a8dff077c5aec6
4dd464fe00c69241
eb8fc5be01589782183c15fb1b707c8947e85e9b628e972026ceff47bfa8dbfd
3505e41e6aae740a
23bd139a0f13861edcba0500e3adbe22de7f0a4bb198d85b7e956a868b39e211
12f57d63858c0ce8
385da9a61e84168d545263252d1c2bde7c1f5ebf9f0e58dc71c7c10e87d578f9
b03ed3a44cf4bf40
06216a34560d3cc93f05ec4905432e18826ccabed797cbc1629fc8118acc848c
d3595e706545d0ec
5d11ccad010161d3014fc77a52423fee5a49bcf724a829a40e5ee5263920134c
a101beaee0a2a9f8
c21ec3884bfecec846eda4f377f683b1e07695a98d6ea7bc68f3ad7e373f2dd4
d06bb5a31504d47c
d74d3ec3d7d788eda21f779e83fb77de4d1bec5b9d1f257be1796c393a6dfdaf
38fee1e7cba2382b
e8f328186511ad9023b44cdfa538a13e5eda3e88f3c2e2add6d0bc93b5a5226c
fb9326fa723db72f
530cf31ddf0fce9aa51895fa57fc8bc1b0233619208c2722ff325f4a110a506a
$ niceblack.sh $BH $BC
##### ##### ###
# # # # # #
# # # # #
##### ###### # #
# # # #
# # # # #
####### ##### ###
##### # #
# # # # ##
# # # # #
##### # # #
# ####### #
# # #
####### # #####
,----- .123 4567 89ab cdef -----,
| |
| .. .... ...b f.da ..1a .f |
| 1. a4.8 a1.8 d451 867d 1f |
| 2. a32f b2e7 4c3f 17e5 2f |
| 3. d56d 85fd dc48 f319 3f |
'=== ==== ==== ==== ==== ==='
ak: 9234 a1