# on receiving block 314186 here
$ date -u '+%Y-%m-%dT%H:%M:%SZ'
2026-07-21T15:53:47Z
# as written in the block header
2026-07-21T15:53:46Z
$ uptime # since last reboot
15:53:47 up 25 days, 8:25, 0 users, load average: 0.84, 0.88, 0.95
$ battery.sh
146%, Power Supply Online
$ uname -smnr
Linux singer 6.18.2-0-lts x86_64
$ grep ^MemAvailable /proc/meminfo
MemAvailable: 1750984 kB
$ du -h -d1 .bitcoin/signet
315M .bitcoin/signet/indexes
21M .bitcoin/signet/wallets
574M .bitcoin/signet/blocks
3.9G .bitcoin/signet/chainstate
4.8G .bitcoin/signet
$ df -h .
Filesystem Size Used Avail Use% Mounted on
/dev/sda3 912G 435G 476G 48% /
$ bitcoind -version
Bitcoin Core daemon version v31.1.0 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
314186
$ BH=$(bitcoin-cli -signet getblockhash 314186); echo $BH
00000012f47eddb140bbc1b0ad4989025c5879f62e39eea379a64f78c6f16483
$ bitcoin-cli -signet getblockheader 00000012f47eddb140bbc1b0ad4989025c5879f62e39eea379a64f78c6f16483
{
"hash": "00000012f47eddb140bbc1b0ad4989025c5879f62e39eea379a64f78c6f16483",
"confirmations": 1,
"height": 314186,
"version": 536870912,
"versionHex": "20000000",
"merkleroot": "c9829d256e5dff39220c86e58c39e75209835865d9aa9b33190e18624ea1a2af",
"time": 1784649226,
"mediantime": 1784646345,
"nonce": 8889191,
"bits": "1d14ab71",
"target": "00000014ab710000000000000000000000000000000000000000000000000000",
"difficulty": 0.04837927401929265,
"chainwork": "00000000000000000000000000000000000000000000000000000f33020b07ee",
"nTx": 46,
"previousblockhash": "0000000b902450e5d13b812f94c2ca6703cd295744ffdbbc6e7539b2788f816b"
}
$ echo $BH | tr 0 . | fold -w 4 | paste -d " " - - - -
.... ..12 f47e ddb1
4.bb c1b. ad49 89.2
5c58 79f6 2e39 eea3
79a6 4f78 c6f1 6483
$ : 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
314186 sf: ..12 4.bb c1b. 89.2 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 .
314186 sk: 6483 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 .
314186 ak: fd.5 b1
$ : Following is the jointkode
314186 jk: 6483 fd.5 b1
### niceblack moved to the end
$ bitcoin-cli -signet getmempoolinfo
{
"loaded": true,
"size": 119,
"bytes": 11800142,
"usage": 11942840,
"total_fee": 0.01200309,
"maxmempool": 300000000,
"mempoolminfee": 0.00000100,
"minrelaytxfee": 0.00000100,
"incrementalrelayfee": 0.00000100,
"unbroadcastcount": 1,
"fullrbf": true,
"permitbaremultisig": true,
"maxdatacarriersize": 100000,
"limitclustercount": 25,
"limitclustersize": 101000,
"optimal": true
}
$ gmm.sh
248
## Current epoch estimation is +0.11%
## 1706 of 2016, i.e. 84%, 310 to go
## Current and previous two in numbers:
$ bitcoin-cli -signet getnetworkhashps 2016
346649.961931357
$ bitcoin-cli -signet getnetworkhashps 2016 312479
346247.1658164694
$ bitcoin-cli -signet getnetworkhashps 2016 310463
337230.1211738132
$ bitcoin-cli -signet getblockstats 314186
{
"avgfee": 23231,
"avgfeerate": 4,
"avgtxsize": 4993,
"blockhash": "00000012f47eddb140bbc1b0ad4989025c5879f62e39eea379a64f78c6f16483",
"feerate_percentiles": [
0,
0,
0,
0,
0
],
"height": 314186,
"ins": 123,
"maxfee": 904233,
"maxfeerate": 5463,
"maxtxsize": 100051,
"medianfee": 140,
"mediantime": 1784646345,
"mediantxsize": 191,
"minfee": 37,
"minfeerate": 0,
"mintxsize": 183,
"outs": 168,
"subsidy": 2500000000,
"swtotal_size": 224517,
"swtotal_weight": 863037,
"swtxs": 44,
"time": 1784649226,
"total_out": 3032714558927,
"total_size": 224700,
"total_weight": 863769,
"totalfee": 1045405,
"txs": 46,
"utxo_increase": 45,
"utxo_size_inc": 204755,
"utxo_increase_actual": 6,
"utxo_size_inc_actual": 114
}
$ bitcoin-cli -signet getnettotals
{
"totalbytesrecv": 266654967,
"totalbytessent": 3666125869,
"timemillis": 1784649228082,
"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 v31.1.0 signet - server 70016/Satoshi:31.1.0/
ipv4 total block manual
in 3 3
out 11 11 2 1
total 14 14
Local services: witness, compact filters, network limited, p2p v2
Local addresses: n/a
$ bitcoin-cli -signet -addrinfo
{
"addresses_known": {
"ipv4": 1000,
"ipv6": 0,
"onion": 0,
"i2p": 0,
"cjdns": 0,
"total": 1000
}
}
### 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
445b52dc0347458c
2cbee44dcc6ba58cd51e4128cfc455ac96097ade67256bf6060108b5db620a88
a8e0ddb58abca302
2db7c788a028515e67718fc7ec771772eb69d36ce5c831c8e9e26cf45b61951c
d26dc11e642083e6
358568213053663fdc2975a66bd55911e8f66ddfb59a6d20a9e8a1e416327db0
682b09874b2d3b52
6c0fe6b120058c23906658c967f0eb4e7cde60cca088d19903471d4ffe9047eb
4c5cd41e91d07bde
895594e8e9e2b0b067b2a727a9aba043f916ddcf6cfc5a7ceb2ee63ff8924d69
131ffd1dacd3414b
a46315fe4823b856db91edadf1ab1f528dd7053bb1dca442ea0078b8f74f51a3
83eb80a17c14524b
4022fe7734a327304f133f126e5a7ca523fb3205f39c58b33d609d8036460c5b
013c52f195cea14a
84e461c8fc2194d1d6f80b6a5d40e45ecbd1c4c8d36d0fde0d52325fd918c2b9
82b27e77426c9cf3
1e909361d47eb40e0c0f2a06e6e6ea50cbfbc092ec46dfa2781ed6d526c15996
9c92af8aca057984
57dc309d1d6a5384d826e9bd96a735f7dc75aa8dbf882b44c3449a3378031792
b54528c2aa0319e4
5e5c5790f36d62ae86b045a5a35c205fa1c0290469c93733462940bfd3b37d86
2e4f0350ad1336cb
120e016353d7956b32e8325e0e3175eac2aafa279cfb80b63a5c1aa79ce78306
$ niceblack.sh $BH $BC
| | |
_ \ | _ \ _| | /
_.__/_|\___/\__|_\_\
__ /_ | | |_ | _ ) /
_ \ |__ _| | _ \ _ \
___/ _| _| _|\___/\___/
,----- .123 4567 89ab cdef -----,
| |
| .. .... ..12 f47e ddb1 .f |
| 1. 4.bb c1b. ad49 89.2 1f |
| 2. 5c58 79f6 2e39 eea3 2f |
| 3. 79a6 4f78 c6f1 6483 3f |
'=== ==== ==== ==== ==== ==='
jk: 6483 fd.5 b1