# on receiving block 301325 here
$ date -u '+%Y-%m-%dT%H:%M:%SZ'
2026-04-23T11:25:42Z
# as written in the block header
2026-04-23T11:25:13Z
$ uptime # since last reboot
11:25:42 up 35 days, 2:18, 0 users, load average: 1.98, 2.94, 2.58
$ battery.sh
156%, Power Supply Online
$ uname -smnr
Linux singer 6.18.2-0-lts x86_64
$ grep ^MemAvailable /proc/meminfo
MemAvailable: 1692428 kB
$ du -h -d1 .bitcoin/signet
290M .bitcoin/signet/indexes
19M .bitcoin/signet/wallets
483M .bitcoin/signet/blocks
3.6G .bitcoin/signet/chainstate
4.4G .bitcoin/signet
$ df -h .
Filesystem Size Used Avail Use% Mounted on
/dev/sda3 912G 435G 477G 48% /
$ bitcoind -version
Bitcoin Core daemon version v31.0.0rc4 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
301325
$ BH=$(bitcoin-cli -signet getblockhash 301325); echo $BH
000000031fdb300f4c991f0c114b1c63b42658a2a23febeaace8ea7dac824290
$ bitcoin-cli -signet getblockheader 000000031fdb300f4c991f0c114b1c63b42658a2a23febeaace8ea7dac824290
{
"hash": "000000031fdb300f4c991f0c114b1c63b42658a2a23febeaace8ea7dac824290",
"confirmations": 1,
"height": 301325,
"version": 536870912,
"versionHex": "20000000",
"merkleroot": "94ac578907a1dccadf9a7b5e88c5381bedb8d3232779f5396a38cbf88888cdbe",
"time": 1776943513,
"mediantime": 1776941439,
"nonce": 234352689,
"bits": "1d14a616",
"target": "00000014a6160000000000000000000000000000000000000000000000000000",
"difficulty": 0.0484282882981412,
"chainwork": "00000000000000000000000000000000000000000000000000000cc86e892f40",
"nTx": 179,
"previousblockhash": "0000000172cc889fa9e475ffd3164b4bd05b9216eae3bce1595d35a0ad697950"
}
$ echo $BH | tr 0 . | fold -w 4 | paste -d " " - - - -
.... ...3 1fdb 3..f
4c99 1f.c 114b 1c63
b426 58a2 a23f ebea
ace8 ea7d ac82 429.
$ : 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
301325 sf: ...3 3..f 1f.c 429.
$ : 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 .
301325 sk: 429. 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 .
301325 ak: 7cbc b1
$ : Following is the jointkode
301325 jk: 4290 7cbc b1
### niceblack moved to the end
$ bitcoin-cli -signet getmempoolinfo
{
"loaded": true,
"size": 11,
"bytes": 1553,
"usage": 33432,
"total_fee": 0.00001630,
"maxmempool": 100000000,
"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
207
## Current epoch estimation is -1.5%
## 941 of 2016, i.e. 46%, 1075 to go
## Current and previous two in numbers:
$ bitcoin-cli -signet getnetworkhashps 2016
341257.7773376701
$ bitcoin-cli -signet getnetworkhashps 2016 300383
346462.8663674932
$ bitcoin-cli -signet getnetworkhashps 2016 298367
336459.3161092782
$ bitcoin-cli -signet getblockstats 301325
{
"avgfee": 1431,
"avgfeerate": 3,
"avgtxsize": 507,
"blockhash": "000000031fdb300f4c991f0c114b1c63b42658a2a23febeaace8ea7dac824290",
"feerate_percentiles": [
1,
1,
2,
2,
11
],
"height": 301325,
"ins": 263,
"maxfee": 88027,
"maxfeerate": 11,
"maxtxsize": 32009,
"medianfee": 154,
"mediantime": 1776941439,
"mediantxsize": 205,
"minfee": 153,
"minfeerate": 1,
"mintxsize": 142,
"outs": 1390,
"subsidy": 2500000000,
"swtotal_size": 89961,
"swtotal_weight": 288075,
"swtxs": 176,
"time": 1776943513,
"total_out": 3198256582659,
"total_size": 90328,
"total_weight": 289543,
"totalfee": 254794,
"txs": 179,
"utxo_increase": 1127,
"utxo_size_inc": 89040,
"utxo_increase_actual": 1091,
"utxo_size_inc_actual": 85162
}
$ bitcoin-cli -signet getnettotals
{
"totalbytesrecv": 231903759,
"totalbytessent": 6365556432,
"timemillis": 1776943542808,
"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 v31.0.0rc4 signet - server 70016/Satoshi:31.0.0/
ipv4 npr total block manual
in 5 1 6
out 11 0 11 2 1
total 16 1 17
Local services: witness, compact filters, network limited, p2p v2
Local addresses: n/a
$ bitcoin-cli -signet -addrinfo
{
"addresses_known": {
"ipv4": 1296,
"ipv6": 0,
"onion": 0,
"i2p": 0,
"cjdns": 0,
"total": 1296
}
}
### 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
b238f700f288e393
b01b827c054abad87066420ce4d5e90b900eb63fa6feeddb839896997f4e0ab3
58cf5f4588d41478
2768d05dba8f98e8f62661de358fa298b29686d5f7178835b5d43d0587853518
9c92af8aca057984
f3d7466c622378c8152f7a0b40adbb219f02e4e36d32f2c5f8cdab04e927914b
4c5cd41e91d07bde
1bf91ce9aeb68459b260cd6c733eaf6f2589e59ea018bf04397bfc05adf57a96
1be57ab10ba0682c
4ed540362d20836face43d776c69ec82c0ab14bcd9a885626636724f3de82ac9
82b27e77426c9cf3
35c1d2322fbed0d411acb356e4b0e337d842048556366ab3eafec277410cd4c1
eef527d76eab191d
abbb041e1c4fc4fedfb9cd194d24149d41e22678f076aa3f392de7f8c89d7787
0c7a478d1b2a3676
ac41b7e8e2f7587e0d5aa84b6ee2bd06fc0c0d39756ce94103e51569cbb46724
48bd5b3d0c55be7e
b9152880fea54813abe0775e5cf09de8ae052dee288ed9119fd9d16ca3caac8b
0e15b8ffcb110794
e0e7ca63262a22a2e4ce1e96c151ac6f04e8d91c8353e28e0bfea6e9bae4ddb4
$ niceblack.sh $BH $BC
| | |
_ \ | _ \ _| | /
_.__/_|\___/\__|_\_\
__ / \_ |__ /_ ) __|
_ \ ( | | _ \ / __ \
___/\__/ _|___/___|___/
,----- .123 4567 89ab cdef -----,
| |
| .. .... ...3 1fdb 3..f .f |
| 1. 4c99 1f.c 114b 1c63 1f |
| 2. b426 58a2 a23f ebea 2f |
| 3. ace8 ea7d ac82 429. 3f |
'=== ==== ==== ==== ==== ==='
jk: 429. 7cbc b1