# on receiving block 308345 here
$ date -u '+%Y-%m-%dT%H:%M:%SZ'
2026-06-10T22:15:17Z
# as written in the block header
2026-06-10T22:15:11Z
$ uptime # since last reboot
22:15:17 up 83 days, 13:08, 0 users, load average: 3.20, 2.51, 2.48
$ battery.sh
162%, Power Supply Online
$ uname -smnr
Linux singer 6.18.2-0-lts x86_64
$ grep ^MemAvailable /proc/meminfo
MemAvailable: 1227364 kB
$ du -h -d1 .bitcoin/signet
302M .bitcoin/signet/indexes
21M .bitcoin/signet/wallets
449M .bitcoin/signet/blocks
3.8G .bitcoin/signet/chainstate
4.5G .bitcoin/signet
$ df -h .
Filesystem Size Used Avail Use% Mounted on
/dev/sda3 912G 435G 476G 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
308345
$ BH=$(bitcoin-cli -signet getblockhash 308345); echo $BH
00000004820fe4c923084c8f3eb0c90127ac931156433315c0fe85dbb1634983
$ bitcoin-cli -signet getblockheader 00000004820fe4c923084c8f3eb0c90127ac931156433315c0fe85dbb1634983
{
"hash": "00000004820fe4c923084c8f3eb0c90127ac931156433315c0fe85dbb1634983",
"confirmations": 1,
"height": 308345,
"version": 536870912,
"versionHex": "20000000",
"merkleroot": "6047cac47940bef89b93b08b9afa27c8bb04a57e201ef72f2a3cabe5a406c94e",
"time": 1781129711,
"mediantime": 1781125748,
"nonce": 44582471,
"bits": "1d1490f5",
"target": "0000001490f50000000000000000000000000000000000000000000000000000",
"difficulty": 0.04862263684784939,
"chainwork": "00000000000000000000000000000000000000000000000000000e19baa32eb2",
"nTx": 66,
"previousblockhash": "00000006c8bb67d64510ab4c35e6850cffe61e835c8c3d7e254cc73219a86639"
}
$ echo $BH | tr 0 . | fold -w 4 | paste -d " " - - - -
.... ...4 82.f e4c9
23.8 4c8f 3eb. c9.1
27ac 9311 5643 3315
c.fe 85db b163 4983
$ : 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
308345 sf: ...4 82.f 23.8 3eb. 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 .
308345 sk: 4983 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 .
308345 ak: 92da 91
$ : Following is the jointkode
308345 jk: 4983 92da 91
### niceblack moved to the end
$ bitcoin-cli -signet getmempoolinfo
{
"loaded": true,
"size": 12,
"bytes": 2506,
"usage": 86768,
"total_fee": 0.00434105,
"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
258
## Current epoch estimation is +1.55%
## 1913 of 2016, i.e. 94%, 103 to go
## Current and previous two in numbers:
$ bitcoin-cli -signet getnetworkhashps 2016
353396.8916186938
$ bitcoin-cli -signet getnetworkhashps 2016 306431
347971.3775737199
$ bitcoin-cli -signet getnetworkhashps 2016 304415
339567.6604445974
$ bitcoin-cli -signet getblockstats 308345
{
"avgfee": 1936,
"avgfeerate": 2,
"avgtxsize": 862,
"blockhash": "00000004820fe4c923084c8f3eb0c90127ac931156433315c0fe85dbb1634983",
"feerate_percentiles": [
0,
0,
1,
1,
1
],
"height": 308345,
"ins": 104,
"maxfee": 38438,
"maxfeerate": 204,
"maxtxsize": 17300,
"medianfee": 151,
"mediantime": 1781125748,
"mediantxsize": 205,
"minfee": 14,
"minfeerate": 0,
"mintxsize": 142,
"outs": 1010,
"subsidy": 2500000000,
"swtotal_size": 55894,
"swtotal_weight": 174208,
"swtxs": 64,
"time": 1781129711,
"total_out": 3072144903591,
"total_size": 56036,
"total_weight": 174776,
"totalfee": 125849,
"txs": 66,
"utxo_increase": 906,
"utxo_size_inc": 67581,
"utxo_increase_actual": 870,
"utxo_size_inc_actual": 64836
}
$ bitcoin-cli -signet getnettotals
{
"totalbytesrecv": 814672666,
"totalbytessent": 22611795200,
"timemillis": 1781129718487,
"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 total block manual
in 0 0
out 11 11 2 1
total 11 11
Local services: witness, compact filters, network limited, p2p v2
Local addresses: n/a
$ bitcoin-cli -signet -addrinfo
{
"addresses_known": {
"ipv4": 1318,
"ipv6": 0,
"onion": 0,
"i2p": 0,
"cjdns": 0,
"total": 1318
}
}
### v2_peerinfo are in v2_peerinfo-signet.txt
$ bitcoin-cli -signet getpeerinfo | grep -w 'v2' | uniq -c
9 "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
9ee9314829504380
4283b0deb0be4c3c0ff8ba6bd63a0178b5dec94d30383d3894a6c3412d8002da
be5a7ef59682eb56
6bea7d1f0837632c1fe705540334d86a35b791c0f44e97a8ee64306d26ca5ef9
82b27e77426c9cf3
759e0d77eed1c92fcaedebd69a06b23fc1700022c41eab44ec7f14ea0e12a284
2c92bdda6fb6f85d
2fca4e1aae22481d1fecc02036ad03fe19bc9500f1c11c30c7b05ecf0f486285
0000c9f5c2a3e57a
a3e9c8011c99b60bbeff5592c58001fa4dd4a69f6fdffde09987e2cd85642ca5
efc846ec47160038
05831d5740c89f91dbfcd1fd71fa7a946f1cbb0e7be92e0360d62b5cbdecf570
7230c6939f34ac72
c96b2c305ca7c80a2c2ceceb70024ac1d1d2f9a617da18f980610b9bc3abf918
ef33457b76d2201b
c3c1225d3f7b3b4fa094976d7528f83d1d5c518b3887405fe51a5ab64acf079a
318db5aec0bb42f2
bdae5b6d8d480d58d9964fbc32e91e949904b41014ec1eeba180618b3d907f6e
$ niceblack.sh $BH $BC
| | |
_ \ | _ \ _| | /
_.__/_|\___/\__|_\_\
__ / \ _ )__ / | | __|
_ \ ( | _ \ _ \__ _|__ \
___/\__/\___/___/ _| ___/
,----- .123 4567 89ab cdef -----,
| |
| .. .... ...4 82.f e4c9 .f |
| 1. 23.8 4c8f 3eb. c9.1 1f |
| 2. 27ac 9311 5643 3315 2f |
| 3. c.fe 85db b163 4983 3f |
'=== ==== ==== ==== ==== ==='
jk: 4983 92da 91