# on receiving block 329940 here
$ date -u '+%Y-%m-%dT%H:%M:%SZ'
2026-11-08T11:50:04Z
# as written in the block header
2026-11-08T11:48:59Z

$ uptime   # since last reboot
 11:50:04 up 81 days,  2:05,  0 users,  load average: 0.09, 0.25, 1.23

$ battery.sh
72%, Power Supply Online

$ uname -smnr
Linux singer 6.18.44-0-lts x86_64

$ grep ^MemAvailable /proc/meminfo
MemAvailable:    2085780 kB

$ du -h -d1 .bitcoin/signet
382M	.bitcoin/signet/indexes
21M	.bitcoin/signet/wallets
569M	.bitcoin/signet/blocks
4.3G	.bitcoin/signet/chainstate
8.0K	.bitcoin/signet/fees
5.3G	.bitcoin/signet

$ df -h .
Filesystem      Size  Used Avail Use% Mounted on
/dev/sda3       912G  455G  457G  50% /

$ bitcoind -version
Bitcoin Core daemon version v32.1.0 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
329940

$ BH=$(bitcoin-cli -signet getblockhash 329940); echo $BH
000000083cde9f8251bae63b8209e358b05fb821dedf7281474aece191fd2dce

$ bitcoin-cli -signet getblockheader 000000083cde9f8251bae63b8209e358b05fb821dedf7281474aece191fd2dce


$ echo $BH | tr 0 . | fold -w 4 | paste -d " " - - - -
.... ...8 3cde 9f82
51ba e63b 82.9 e358
b.5f b821 dedf 7281
474a ece1 91fd 2dce

$ : 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
329940 sf: b.5f 2dce 

$ : 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 .
329940 sk: 2dce 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 .
329940 ak: c63c c1

$ : Following is the jointkode
329940 jk: 2dce c63c c1

### niceblack moved to the end

$ bitcoin-cli -signet getmempoolinfo

$ gmm.sh
817

## Retarget estimation is +%
## 1332 of 2016, i.e. 66%, 684 to go
## Current and previous two in numbers:
$ bitcoin-cli -signet getnetworkhashps 2016

$ bitcoin-cli -signet getnetworkhashps 2016 328607

$ bitcoin-cli -signet getnetworkhashps 2016 326591

$ bitcoin-cli -signet getblockstats 329940

$ bitcoin-cli -signet getnettotals

$ bitcoin-cli -signet -netinfo

$ bitcoin-cli -signet -addrinfo

### v2_peerinfo are in v2_peerinfo-signet.txt
$ bitcoin-cli -signet getpeerinfo | grep -w 'v2' | uniq -c

$ 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



$ niceblack.sh $BH $BC
       #####   #####   #####  
      #     # #     # #     # 
            #       # #     # 
       #####   #####   ###### 
            # #             # 
      #     # #       #     # 
       #####  #######  #####  

       #####  #         ###   
      #     # #    #   #   #  
      #     # #    #  #     # 
       ###### #    #  #     # 
            # ####### #     # 
      #     #      #   #   #  
       #####       #    ###   

  ,----- .123 4567 89ab cdef -----,
  |                               |
  | ..   .... ...8 3cde 9f82   .f |
  | 1.   51ba e63b 82.9 e358   1f |
  | 2.   b.5f b821 dedf 7281   2f |
  | 3.   474a ece1 91fd 2dce   3f |
  '===   ==== ==== ==== ====   ==='
   jk:   2dce c63c c1