# on receiving block 329970 here
$ date -u '+%Y-%m-%dT%H:%M:%SZ'
2026-11-08T16:16:57Z
# as written in the block header
2026-11-08T16:16:47Z

$ uptime   # since last reboot
 16:16:57 up 81 days,  6:32,  0 users,  load average: 0.47, 0.55, 0.46

$ battery.sh
71%, Power Supply Online

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

$ grep ^MemAvailable /proc/meminfo
MemAvailable:    1742100 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
329970

$ BH=$(bitcoin-cli -signet getblockhash 329970); echo $BH
0000000f16461646585330e21d5536cbc1a7c29099996306e7af0fbd5c3fe2c7

$ bitcoin-cli -signet getblockheader 0000000f16461646585330e21d5536cbc1a7c29099996306e7af0fbd5c3fe2c7


$ echo $BH | tr 0 . | fold -w 4 | paste -d " " - - - -
.... ...f 1646 1646
5853 3.e2 1d55 36cb
c1a7 c29. 9999 63.6
e7af .fbd 5c3f e2c7

$ : 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
329970 sf: .fbd e2c7 

$ : 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 .
329970 sk: e2c7 a1

$ : 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 .
329970 ak: ec62 a1

$ : Following is the jointkode
329970 jk: e2c7 ec62 a1

### niceblack moved to the end

$ bitcoin-cli -signet getmempoolinfo

$ gmm.sh
243

## Retarget estimation is +%
## 1362 of 2016, i.e. 67%, 654 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 329970

$ 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 -----,
  |                               |
  | ..   .... ...f 1646 1646   .f |
  | 1.   5853 3.e2 1d55 36cb   1f |
  | 2.   c1a7 c29. 9999 63.6   2f |
  | 3.   e7af .fbd 5c3f e2c7   3f |
  '===   ==== ==== ==== ====   ==='
   jk:   e2c7 ec62 a1