# on receiving block 235964 here
$ date -u '+%Y-%m-%dT%H:%M:%SZ'
2025-02-19T01:39:31Z
# as written in the block header
2025-02-19T01:39:30Z
$ uptime # since last reboot
01:39:31 up 16 days, 13:19, 0 users, load average: 0.53, 0.66, 0.65
$ battery.sh
100%, Power Supply Online
$ uname -smnr
Linux singer 6.6.37-0-lts x86_64
$ grep ^MemAvailable /proc/meminfo
MemAvailable: 1485916 kB
$ du -h -d1 .bitcoin/signet
153M .bitcoin/signet/indexes
816K .bitcoin/signet/wallets
583M .bitcoin/signet/blocks
758M .bitcoin/signet/chainstate
1.6G .bitcoin/signet
$ df -h .
Filesystem Size Used Avail Use% Mounted on
/dev/sda3 912G 833G 78G 92% /
$ bitcoind -version
Bitcoin Core version v28.1.0
Copyright (C) 2009-2024 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
235964
$ BH=$(bitcoin-cli -signet getblockhash 235964); echo $BH
0000002cf0cfe69f39e033215be95c6ea4899b1558707b564ef0692256acc7e7
$ bitcoin-cli -signet getblockheader 0000002cf0cfe69f39e033215be95c6ea4899b1558707b564ef0692256acc7e7
{
"hash": "0000002cf0cfe69f39e033215be95c6ea4899b1558707b564ef0692256acc7e7",
"confirmations": 1,
"height": 235964,
"version": 536870912,
"versionHex": "20000000",
"merkleroot": "f501e7508c95a690c4aabf5195254b89236b3b6b77c53d7837f24f5e9982cef1",
"time": 1739929170,
"mediantime": 1739925789,
"nonce": 8369043,
"bits": "1e013d96",
"difficulty": 0.003148705982017662,
"chainwork": "000000000000000000000000000000000000000000000000000002af8edcada7",
"nTx": 66,
"previousblockhash": "00000050e6ff9a2c51cfeb6cd1f434703f0b3dab0cdd9721a3133f203b8855cf"
}
$ echo $BH | tr 0 . | fold -w 4 | paste -d " " - - - -
.... ..2c f.cf e69f
39e. 3321 5be9 5c6e
a489 9b15 587. 7b56
4ef. 6922 56ac c7e7
$ : 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
235964 sf: ..2c f.cf 39e. 587. 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 .
235964 sk: c7e7 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 .
235964 ak: b119 a1
### niceblack moved to the end
$ bitcoin-cli -signet getmempoolinfo
{
"loaded": true,
"size": 352,
"bytes": 30360746,
"usage": 137453840,
"total_fee": 1.55191854,
"maxmempool": 300000000,
"mempoolminfee": 0.00001000,
"minrelaytxfee": 0.00001000,
"incrementalrelayfee": 0.00001000,
"unbroadcastcount": 0,
"fullrbf": true
}
$ gmm.sh
5130
## Current epoch estimation is -1.61%
## 92 of 2016, i.e. 4%, 1924 to go
## Current and previous two in numbers:
$ bitcoin-cli -signet getnetworkhashps 2016
22173.41001278092
$ bitcoin-cli -signet getnetworkhashps 2016 235871
22534.38657022396
$ bitcoin-cli -signet getnetworkhashps 2016 233855
23113.76284090853
$ bitcoin-cli -signet gettxoutsetinfo muhash
{
"height": 235964,
"bestblock": "0000002cf0cfe69f39e033215be95c6ea4899b1558707b564ef0692256acc7e7",
"txouts": 11288228,
"bogosize": 912816359,
"muhash": "e234ac59612f53e7c402078d212974ee9039a4f110ae2785e24941d0ffc1e152",
"total_amount": 11148827.19924825,
"total_unspendable_amount": 297.80075175,
"block_info": {
"prevout_spent": 198.08870892,
"coinbase": 25.07240684,
"new_outputs_ex_coinbase": 198.01630208,
"unspendable": 0.00000000,
"unspendables": {
"genesis_block": 0.00000000,
"bip30": 0.00000000,
"scripts": 0.00000000,
"unclaimed_rewards": 0.00000000
}
}
}
$ bitcoin-cli -signet getblockstats 235964
{
"avgfee": 111395,
"avgfeerate": 36,
"avgtxsize": 3241,
"blockhash": "0000002cf0cfe69f39e033215be95c6ea4899b1558707b564ef0692256acc7e7",
"feerate_percentiles": [
7,
7,
7,
7,
8
],
"height": 235964,
"ins": 151,
"maxfee": 848750,
"maxfeerate": 4992,
"maxtxsize": 86194,
"medianfee": 8488,
"mediantime": 1739925789,
"mediantxsize": 438,
"minfee": 368,
"minfeerate": 2,
"mintxsize": 186,
"outs": 4295,
"subsidy": 2500000000,
"swtotal_size": 210668,
"swtotal_weight": 783563,
"swtxs": 65,
"time": 1739929170,
"total_out": 19801630208,
"total_size": 210668,
"total_weight": 783563,
"totalfee": 7240684,
"txs": 66,
"utxo_increase": 4144,
"utxo_size_inc": 348890,
"utxo_increase_actual": 4139,
"utxo_size_inc_actual": 348336
}
$ bitcoin-cli -signet getnettotals
{
"totalbytesrecv": 1282051735,
"totalbytessent": 2778880187,
"timemillis": 1739929172255,
"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 v28.1.0 signet - server 70016/Satoshi:28.1.0/
ipv4 total block
in 3 3
out 10 10 2
total 13 13
Local addresses: n/a
$ bitcoin-cli -signet -addrinfo
{
"addresses_known": {
"ipv4": 574,
"ipv6": 0,
"onion": 0,
"i2p": 0,
"cjdns": 0,
"total": 574
}
}
### v2_peerinfo are in v2_peerinfo-signet.txt
$ bitcoin-cli -signet getpeerinfo | grep -w 'v2' | uniq -c
5 "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
a09335b2ea9a0d96
56c3012208480aacb3ede994ceb431153ecf305e98e8bb0334ef5c120f804c89
8ae1858c760d8013
1753e3b505e2ebdb78eff61a4353329c9592ee748f54642efe9d34e47fc4134a
b238f700f288e393
62e80a33561d5190cd68aac76f91b1b708a35a90ab894e30c646263a98dbc83f
80efcc914e7f0788
50479d389375877a87ed599b84ec5078ad6c55b9ebd1e5117575ed6ff7dcdbcc
47cd60bbd9f36655
8b1979d80b2ce65d78440136073b7fb53dcddd91e3f752edd291acef30a8af50
$ niceblack.sh $BH $BC
_|_| _|_|_| _|_|_|_|
_| _| _| _|
_| _|_| _|_|_|
_| _| _|
_|_|_|_| _|_|_| _|_|_|
_|_| _|_|_| _| _|
_| _| _| _| _|
_|_|_| _|_|_| _|_|_|_|
_| _| _| _|
_|_|_| _|_| _|
,--- .123 4567 89ab cdef ---,
| ABOVEisJUSTaSAMPLE^ |
| .. .... ..2c f.cf e69f .f |
| 1. 39e. 3321 5be9 5c6e 1f |
| 2. a489 9b15 587. 7b56 2f |
| 3. 4ef. 6922 56ac c7e7 3f |
'=== ==== ==== ==== ==== ==='
ak: b119 a1