# on receiving block 313557 here
$ date -u '+%Y-%m-%dT%H:%M:%SZ'
2026-07-17T10:28:21Z
# as written in the block header
2026-07-17T10:28:00Z
$ uptime # since last reboot
10:28:20 up 21 days, 2:59, 0 users, load average: 0.88, 0.90, 0.99
$ battery.sh
140%, Power Supply Online
$ uname -smnr
Linux singer 6.18.2-0-lts x86_64
$ grep ^MemAvailable /proc/meminfo
MemAvailable: 1854736 kB
$ du -h -d1 .bitcoin/signet
314M .bitcoin/signet/indexes
21M .bitcoin/signet/wallets
521M .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
313557
$ BH=$(bitcoin-cli -signet getblockhash 313557); echo $BH
0000000e7d4b43b07c2e58b7be5bb8dd5eddbf3cda32dfe1f7f3884925e03992
$ bitcoin-cli -signet getblockheader 0000000e7d4b43b07c2e58b7be5bb8dd5eddbf3cda32dfe1f7f3884925e03992
{
"hash": "0000000e7d4b43b07c2e58b7be5bb8dd5eddbf3cda32dfe1f7f3884925e03992",
"confirmations": 1,
"height": 313557,
"version": 536870912,
"versionHex": "20000000",
"merkleroot": "7e1ebfc48508e1f8503299d13a3ab7c2e4f7c236d4b19e694d2c2b5f2d694c12",
"time": 1784284080,
"mediantime": 1784280026,
"nonce": 162467492,
"bits": "1d14ab71",
"target": "00000014ab710000000000000000000000000000000000000000000000000000",
"difficulty": 0.04837927401929265,
"chainwork": "00000000000000000000000000000000000000000000000000000f1493b333fc",
"nTx": 297,
"previousblockhash": "00000002f09aa3ead981ebd104fa01391a3986298a71f7f5817baf12da776ed4"
}
$ echo $BH | tr 0 . | fold -w 4 | paste -d " " - - - -
.... ...e 7d4b 43b.
7c2e 58b7 be5b b8dd
5edd bf3c da32 dfe1
f7f3 8849 25e. 3992
$ : 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
313557 sf: ...e 43b. 25e. 3992
$ : 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 .
313557 sk: 3992 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 .
313557 ak: 9b1. c1
$ : Following is the jointkode
313557 jk: 3992 9b1. c1
### niceblack moved to the end
$ bitcoin-cli -signet getmempoolinfo
{
"loaded": true,
"size": 6,
"bytes": 1026,
"usage": 18256,
"total_fee": 0.00000857,
"maxmempool": 300000000,
"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
190
## Current epoch estimation is -0.46%
## 1077 of 2016, i.e. 53%, 939 to go
## Current and previous two in numbers:
$ bitcoin-cli -signet getnetworkhashps 2016
344623.4910025793
$ bitcoin-cli -signet getnetworkhashps 2016 312479
346247.1658164694
$ bitcoin-cli -signet getnetworkhashps 2016 310463
337230.1211738132
$ bitcoin-cli -signet getblockstats 313557
{
"avgfee": 7900,
"avgfeerate": 14,
"avgtxsize": 823,
"blockhash": "0000000e7d4b43b07c2e58b7be5bb8dd5eddbf3cda32dfe1f7f3884925e03992",
"feerate_percentiles": [
0,
1,
2,
3,
50
],
"height": 313557,
"ins": 1066,
"maxfee": 1065162,
"maxfeerate": 6436,
"maxtxsize": 41890,
"medianfee": 154,
"mediantime": 1784280026,
"mediantxsize": 281,
"minfee": 14,
"minfeerate": 0,
"mintxsize": 118,
"outs": 2437,
"subsidy": 2500000000,
"swtotal_size": 243648,
"swtotal_weight": 640959,
"swtxs": 295,
"time": 1784284080,
"total_out": 3538590665756,
"total_size": 243766,
"total_weight": 641431,
"totalfee": 2338508,
"txs": 297,
"utxo_increase": 1371,
"utxo_size_inc": 106307,
"utxo_increase_actual": 1242,
"utxo_size_inc_actual": 94600
}
$ bitcoin-cli -signet getnettotals
{
"totalbytesrecv": 201810453,
"totalbytessent": 2185662867,
"timemillis": 1784284101359,
"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 3 3
out 11 11 2 1
total 14 14
Local services: witness, compact filters, network limited, p2p v2
Local addresses: n/a
$ bitcoin-cli -signet -addrinfo
{
"addresses_known": {
"ipv4": 1065,
"ipv6": 0,
"onion": 0,
"i2p": 0,
"cjdns": 0,
"total": 1065
}
}
### v2_peerinfo are in v2_peerinfo-signet.txt
$ bitcoin-cli -signet getpeerinfo | grep -w 'v2' | uniq -c
13 "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
c0528ddd9e8cb6fc
ff977e0df8e12b611217407da1c8f6838173c1beaa9a7b787d37c114c2be5cd3
82b27e77426c9cf3
718a28b5f52206f46cb3e4c0c513994f61bad862baccc1b8d7d8915c2bde2ba1
9c42b131cbafed94
4c809343d15e78df596fd2d772d07930359dd045da5c4e605aab9658a3342ba2
c6963b343d29a419
f5eceaf8458dcb7d420014f857530d5a6896995a68da20218c62e1bf56f79b5b
cab8c858635df991
b9af9d900752558830537131ca8e5f7c556ac6780c49ae9272874bd49060bfc5
02bcf475afe48ca6
634d6bc3c0db121f08978afba237cb51917a6480cca9008eb2fcbc93425a9c1c
d1aaa84ff0573a7e
c583e981c94b03fd776dbb7eb6e4b4230ee634d8578bc2684c0947a4a8fc5e18
b3e24c6b888efdbb
84688ed6f87e026d4b48ead98ce767a32568a70d50d162043d09d923dbb35742
7b4566df59a7b36f
61e2ec02bb95a3cf4783c2b9f7c617b937b4b246b0eb885d46d99ecb1b741847
be5a7ef59682eb56
d166b7ce0fd5ef46a28bae4187f9a09b207562f198f6f34d2052702cd43b4211
d065e7ce9a3d72db
f902f61c5538ba375f321b54d68fa1b826cdd8909019437cac52a8d198dca186
e18222937e63b939
dcc33f1f3b2da3eb32639de8a2ed85a085d37002efa4ea7053ed4423d6b3e4df
3f421001eb535111
66a2642acd192af7839fa104ec9ccbcc456d991d038b0d63fcba3035248f9bd8
$ niceblack.sh $BH $BC
_____________
|__ < /__ /
/_