# on receiving block 299303 here
$ date -u '+%Y-%m-%dT%H:%M:%SZ'
2026-04-09T09:55:36Z
# as written in the block header
2026-04-09T10:10:49Z
$ uptime # since last reboot
09:55:35 up 21 days, 48 min, 0 users, load average: 0.91, 1.02, 1.81
$ battery.sh
100%, Power Supply Online
$ uname -smnr
Linux singer 6.18.2-0-lts x86_64
$ grep ^MemAvailable /proc/meminfo
MemAvailable: 1737624 kB
$ du -h -d1 .bitcoin/signet
287M .bitcoin/signet/indexes
19M .bitcoin/signet/wallets
484M .bitcoin/signet/blocks
3.6G .bitcoin/signet/chainstate
4.4G .bitcoin/signet
$ df -h .
Filesystem Size Used Avail Use% Mounted on
/dev/sda3 912G 434G 478G 48% /
$ bitcoind -version
Bitcoin Core daemon version v31.0rc2 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
299303
$ BH=$(bitcoin-cli -signet getblockhash 299303); echo $BH
00000001d40af46170bd56b0794bdfdbc5685f15ec12362220b0a407db9b7ca7
$ bitcoin-cli -signet getblockheader 00000001d40af46170bd56b0794bdfdbc5685f15ec12362220b0a407db9b7ca7
{
"hash": "00000001d40af46170bd56b0794bdfdbc5685f15ec12362220b0a407db9b7ca7",
"confirmations": 1,
"height": 299303,
"version": 536870912,
"versionHex": "20000000",
"merkleroot": "f5ad384a2e7c52f686c60e44014ca66a4278e5c389d930ff08164b6065304316",
"time": 1775729449,
"mediantime": 1775727165,
"nonce": 276927642,
"bits": "1d1543df",
"target": "0000001543df0000000000000000000000000000000000000000000000000000",
"difficulty": 0.04702464282152162,
"chainwork": "00000000000000000000000000000000000000000000000000000c68063520c0",
"nTx": 1,
"previousblockhash": "0000000d9eeabab5cf0d6ff12a458e44b0bd9668e7e42dc9fa9b131bc8c6f930"
}
$ echo $BH | tr 0 . | fold -w 4 | paste -d " " - - - -
.... ...1 d4.a f461
7.bd 56b. 794b dfdb
c568 5f15 ec12 3622
2.b. a4.7 db9b 7ca7
$ : 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
299303 sf: ...1 d4.a 7.bd 56b. 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 .
299303 sk: 7ca7 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 .
299303 ak: c331 91
$ : Following is the jointkode
299303 jk: 7ca7 c331 91
### niceblack moved to the end
$ bitcoin-cli -signet getmempoolinfo
{
"loaded": true,
"size": 9,
"bytes": 1910,
"usage": 14016,
"total_fee": 0.00011805,
"maxmempool": 100000000,
"mempoolminfee": 0.00000100,
"minrelaytxfee": 0.00000100,
"incrementalrelayfee": 0.00000100,
"unbroadcastcount": 0,
"fullrbf": true,
"permitbaremultisig": true,
"maxdatacarriersize": 100000,
"limitclustercount": 25,
"limitclustersize": 101000,
"optimal": true
}
$ gmm.sh
127
## Current epoch estimation is +2.83%
## 935 of 2016, i.e. 46%, 1081 to go
## Current and previous two in numbers:
$ bitcoin-cli -signet getnetworkhashps 2016
345985.8931064312
$ bitcoin-cli -signet getnetworkhashps 2016 298367
336459.3161092782
$ bitcoin-cli -signet getnetworkhashps 2016 296351
334019.4023418721
$ bitcoin-cli -signet getblockstats 299303
{
"avgfee": 0,
"avgfeerate": 0,
"avgtxsize": 0,
"blockhash": "00000001d40af46170bd56b0794bdfdbc5685f15ec12362220b0a407db9b7ca7",
"feerate_percentiles": [
0,
0,
0,
0,
0
],
"height": 299303,
"ins": 0,
"maxfee": 0,
"maxfeerate": 0,
"maxtxsize": 0,
"medianfee": 0,
"mediantime": 1775727165,
"mediantxsize": 0,
"minfee": 0,
"minfeerate": 0,
"mintxsize": 0,
"outs": 2,
"subsidy": 2500000000,
"swtotal_size": 0,
"swtotal_weight": 0,
"swtxs": 0,
"time": 1775729449,
"total_out": 0,
"total_size": 0,
"total_weight": 0,
"totalfee": 0,
"txs": 1,
"utxo_increase": 2,
"utxo_size_inc": 241,
"utxo_increase_actual": 1,
"utxo_size_inc_actual": 72
}
$ bitcoin-cli -signet getnettotals
{
"totalbytesrecv": 2442667,
"totalbytessent": 20380730,
"timemillis": 1775728537308,
"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 v31.0rc2 signet - server 70016/Satoshi:31.0.0/
ipv4 total block manual
in 14 14
out 11 11 2 1
total 25 25
Local services: witness, compact filters, network limited, p2p v2
Local addresses: n/a
$ bitcoin-cli -signet -addrinfo
{
"addresses_known": {
"ipv4": 1938,
"ipv6": 0,
"onion": 0,
"i2p": 0,
"cjdns": 0,
"total": 1938
}
}
### v2_peerinfo are in v2_peerinfo-signet.txt
$ bitcoin-cli -signet getpeerinfo | grep -w 'v2' | uniq -c
12 "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
a4dda9c03849be5c
bfb12c862f155235ff395de2ac26dd76a5f6eae613d5e43a6207534843ae3716
82b27e77426c9cf3
d3dc4d2c1c31246f40d9fdd528c652f30f97359f0d16f5ec9e82772d6ee28044
2422645f1d448cf3
6b33e8f384f47d354babefd58d3f5e312ee4f045245267fe530431925ae3ee2c
a1bc36a285179535
0e794de59986746444260f46500508e68af06ed6ac09aae82a9449b9bc9b66a9
38bf311b23e78a53
fed9b35ca6605f30e05d87daca06a292029910450c72dba85f67ac9c9d314dbd
d26dc11e642083e6
63ed397fc7ca0c48f323e0d679ed03a6f332ae8d0a6496fd9b611c5d50d598ca
527f54bf5318bcef
2f60b7df592a7ef7407546b2ddc9ec7702910529dab6a13a9990754b83cbdba8
4d3910550efecb55
2b68d890f7f5a393147a95ab104bff8d8755955dc3a40a98fbfb499271823f26
9550b66c9c9a91e5
8cf4f176a44a5c3ce485ee16f57262cbc39cd4c889156b6ca719dd53b36cd436
be8aa871f9db638b
388d8b94fbc1fe8b4bb511fb543c229dba53a421420be585dda21204e2bf89c8
f78ac7a6ec9d7800
182859315b8b844a1485780f34052489fe50cdb405837a80b58c6ae1896d3421
98b9ee197ab28b32
ffc318f13ff8d8ef7d4bb06820b39b3499b1bb1b8cf6f4df0cac61a6924ab9b3
$ niceblack.sh $BH $BC
____ ___ ___
|___ \ / _ \ / _ \
__) | (_) | (_) |
/ __/ \__, |\__, |
|_____| /_/ /_/
_____ ___ _____
|___ / / _ \___ /
|_ \| | | ||_ \
___) | |_| |__) |
|____/ \___/____/
,----- .123 4567 89ab cdef -----,
| |
| .. .... ...1 d4.a f461 .f |
| 1. 7.bd 56b. 794b dfdb 1f |
| 2. c568 5f15 ec12 3622 2f |
| 3. 2.b. a4.7 db9b 7ca7 3f |
'=== ==== ==== ==== ==== ==='
jk: 7ca7 c331 91