# on receiving block 318389 here
$ date -u '+%Y-%m-%dT%H:%M:%SZ'
2026-08-19T11:56:52Z
# as written in the block header
2026-08-19T11:56:27Z
$ uptime # since last reboot
11:56:52 up 2:12, 0 users, load average: 5.17, 5.26, 4.04
$ battery.sh
99%, Power Supply Online
$ uname -smnr
Linux singer 6.18.44-0-lts x86_64
$ grep ^MemAvailable /proc/meminfo
MemAvailable: 2140152 kB
$ du -h -d1 .bitcoin/signet
337M .bitcoin/signet/indexes
21M .bitcoin/signet/wallets
510M .bitcoin/signet/blocks
4.2G .bitcoin/signet/chainstate
5.0G .bitcoin/signet
$ df -h .
Filesystem Size Used Avail Use% Mounted on
/dev/sda3 912G 436G 476G 48% /
$ bitcoind -version
Bitcoin Core daemon version v31.99.0-gdb73d162395789ca3a74d50a831f4ac30c0da4f4 bitcoind
Copyright (C) 2009-2026 The Bitcoin Core developers
Please contribute if you find Bitcoin Core useful. Visit
<https://bitcoincore.org/> for further information about the software.
The source code is available from <https://github.com/bitcoin/bitcoin>.
This is experimental software.
Distributed under the MIT software license, see the accompanying file COPYING
or <https://opensource.org/license/MIT>
$ BC=$(bitcoin-cli -signet getblockcount); echo $BC
318389
$ BH=$(bitcoin-cli -signet getblockhash 318389); echo $BH
0000000171b972bdf60ad2e6d9edbca41fa622f262c056ade07ae365e7cad63c
$ bitcoin-cli -signet getblockheader 0000000171b972bdf60ad2e6d9edbca41fa622f262c056ade07ae365e7cad63c
{
"hash": "0000000171b972bdf60ad2e6d9edbca41fa622f262c056ade07ae365e7cad63c",
"confirmations": 1,
"height": 318389,
"version": 536870912,
"versionHex": "20000000",
"merkleroot": "292be95ad1e184c294dd36cec3a81feeb1dfc645b4bb2a7e0ac38fd3ae91bcad",
"time": 1787140587,
"mediantime": 1787135591,
"nonce": 173858294,
"bits": "1d146a9f",
"target": "000000146a9f0000000000000000000000000000000000000000000000000000",
"difficulty": 0.04897927153283035,
"chainwork": "00000000000000000000000000000000000000000000000000000ffeae639ad2",
"nTx": 107,
"previousblockhash": "000000071c71606fc1a6e6961d8a5001a015e624179ef7aa14cac55ea71b26ed"
}
$ echo $BH | tr 0 . | fold -w 4 | paste -d " " - - - -
.... ...1 71b9 72bd
f6.a d2e6 d9ed bca4
1fa6 22f2 62c. 56ad
e.7a e365 e7ca d63c
$ : 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
318389 sf: ...1 f6.a 62c. e.7a 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 .
318389 sk: d63c 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 .
318389 ak: 797. b1
$ : Following is the jointkode
318389 jk: d63c 797. b1
### niceblack moved to the end
$ bitcoin-cli -signet getmempoolinfo
{
"loaded": true,
"size": 33056,
"bytes": 22461504,
"usage": 141963992,
"total_fee": 0.67674820,
"maxmempool": 300000000,
"mempoolminfee": 0.00000100,
"minrelaytxfee": 0.00000100,
"incrementalrelayfee": 0.00000100,
"unbroadcastcount": 1906,
"permitbaremultisig": true,
"maxdatacarriersize": 100000,
"limitclustercount": 25,
"limitclustersize": 101000,
"optimal": true
}
$ gmm.sh
204
## Current epoch estimation is +1.96%
## 1877 of 2016, i.e. 93%, 139 to go
## Current and previous two in numbers:
$ bitcoin-cli -signet getnetworkhashps 2016
357399.6097591438
$ bitcoin-cli -signet getnetworkhashps 2016 316511
350509.8283946097
$ bitcoin-cli -signet getnetworkhashps 2016 314495
343484.4943123722
$ bitcoin-cli -signet getblockstats 318389
{
"avgfee": 21380,
"avgfeerate": 9,
"avgtxsize": 4921,
"blockhash": "0000000171b972bdf60ad2e6d9edbca41fa622f262c056ade07ae365e7cad63c",
"feerate_percentiles": [
9,
9,
9,
9,
9
],
"height": 318389,
"ins": 3378,
"maxfee": 154800,
"maxfeerate": 146,
"maxtxsize": 37001,
"medianfee": 1938,
"mediantime": 1787135591,
"mediantxsize": 235,
"minfee": 172,
"minfeerate": 1,
"mintxsize": 191,
"outs": 436,
"subsidy": 2500000000,
"swtotal_size": 521660,
"swtotal_weight": 991487,
"swtxs": 106,
"time": 1787140587,
"total_out": 137345673144,
"total_size": 521660,
"total_weight": 991487,
"totalfee": 2266346,
"txs": 107,
"utxo_increase": -2942,
"utxo_size_inc": -205776,
"utxo_increase_actual": -2946,
"utxo_size_inc_actual": -206250
}
$ bitcoin-cli -signet getnettotals
{
"totalbytesrecv": 25521861,
"totalbytessent": 140434668,
"timemillis": 1787140613453,
"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 v31.99.0-gdb73d162395789ca3a74d50a831f4ac30c0da4f4 signet - server 70017/Satoshi:31.99.0/
ipv4 total block manual
in 1 1
out 11 11 2 1
total 12 12
Local services: witness, compact filters, network limited, p2p v2
Local addresses: n/a
$ bitcoin-cli -signet -addrinfo
{
"addresses_known": {
"ipv4": 24989,
"ipv6": 5,
"onion": 0,
"i2p": 0,
"cjdns": 0,
"total": 24994
}
}
### v2_peerinfo are in v2_peerinfo-signet.txt
$ bitcoin-cli -signet getpeerinfo | grep -w 'v2' | uniq -c
11 "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
776cfcd69f2086304b62eaffd5c4b2c08761ce81631f0c3d4a1bdc7dd77597c7
b4d832fe47ef3830
3e6377bd61902650644f8a041a1c079736615622115d4b031a41ffe07548d04f
58dda33f1e9595a9
aef3052b36be682186e98fff9d834c8d2c0f466ba787c6d9805de56c106456c0
c47f9308f875cb6f
fd4aced6c6577415aeed1f39eccb1e7e15894bc58252413a11b2e126bc6d5b74
8857f885c6e9d5c8
de145ac9025c9fcebf5d1b7b06cbe81e70eba5abd02cb6cee1f2acf8033673c1
4e8c7b7107b6dbfc
228661c63efdd3923f1cb283dd361e1668e4a8cb8ce6efb2aeefb6b178d16887
a866bd65a65a0bae
aea1d8022494237123c041d4299f2f847f7ac67ced71d8555773d0d101ba616c
034e213d71f6140f
b484e8922d368af3c79c2f37d188ebc96ddea9a6c73760b8f1a7b9b4c0b25ba6
efc846ec47160038
ca4aca77e0402e1be7bd93384ab81ad9f9d1f4deb3ff67da7baaed81ccbf1c9a
8378aed4888686a7
9dd7d17b55b61bce5831c9ce4990e64094f4f9aec6e51318c9472a05926f6edd
f33a074ae6d268f3
50f527850b80e4e73dbdf3d1ad9ef488dead1608d3f3139983e48469dfa67956
$ niceblack.sh $BH $BC
| | |
_ \ | _ \ _| | /
_.__/_|\___/\__|_\_\
__ /_ | _ )__ / _ ) _ \
_ \ | _ \ _ \ _ \\_ /
___/ _|\___/___/\___/ _/
,----- .123 4567 89ab cdef -----,
| |
| .. .... ...1 71b9 72bd .f |
| 1. f6.a d2e6 d9ed bca4 1f |
| 2. 1fa6 22f2 62c. 56ad 2f |
| 3. e.7a e365 e7ca d63c 3f |
'=== ==== ==== ==== ==== ==='
jk: d63c 797. b1