# on receiving block 294852 here
$ date -u '+%Y-%m-%dT%H:%M:%SZ'
2026-03-09T15:26:56Z
# as written in the block header
2026-03-09T15:26:47Z
$ uptime # since last reboot
15:26:56 up 20 days, 20:57, 0 users, load average: 1.36, 1.70, 2.36
$ battery.sh
97%, Power Supply Online
$ uname -smnr
Linux singer 6.18.2-0-lts x86_64
$ grep ^MemAvailable /proc/meminfo
MemAvailable: 2077728 kB
$ du -h -d1 .bitcoin/signet
277M .bitcoin/signet/indexes
19M .bitcoin/signet/wallets
567M .bitcoin/signet/blocks
3.4G .bitcoin/signet/chainstate
4.3G .bitcoin/signet
$ df -h .
Filesystem Size Used Avail Use% Mounted on
/dev/sda3 912G 434G 478G 48% /
$ bitcoind -version
Bitcoin Core daemon version v30.2.0 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
294852
$ BH=$(bitcoin-cli -signet getblockhash 294852); echo $BH
0000001299a9eab1e217ab467fe28f8e6621bde0dee6af9f25c0fa5d60c5031b
$ bitcoin-cli -signet getblockheader 0000001299a9eab1e217ab467fe28f8e6621bde0dee6af9f25c0fa5d60c5031b
{
"hash": "0000001299a9eab1e217ab467fe28f8e6621bde0dee6af9f25c0fa5d60c5031b",
"confirmations": 1,
"height": 294852,
"version": 536870912,
"versionHex": "20000000",
"merkleroot": "6411463c42e944bae9031e48cf15983957838d97cbc1b35fcbe1eda2ec9953dd",
"time": 1773070007,
"mediantime": 1773066657,
"nonce": 60000425,
"bits": "1d14dfe4",
"target": "00000014dfe40000000000000000000000000000000000000000000000000000",
"difficulty": 0.04790444111119883,
"chainwork": "00000000000000000000000000000000000000000000000000000b9618cdd0f7",
"nTx": 54,
"previousblockhash": "00000008c4128ee8faa4db6e8cae5f9aeaed16420dc0c39d22fedad3aa00252b"
}
$ echo $BH | tr 0 . | fold -w 4 | paste -d " " - - - -
.... ..12 99a9 eab1
e217 ab46 7fe2 8f8e
6621 bde. dee6 af9f
25c. fa5d 6.c5 .31b
$ : 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
294852 sf: ..12 bde. 25c. 6.c5 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 .
294852 sk: .31b 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 .
294852 ak: dccc a1
### niceblack moved to the end
$ bitcoin-cli -signet getmempoolinfo
{
"loaded": true,
"size": 0,
"bytes": 0,
"usage": 64,
"total_fee": 0.00000000,
"maxmempool": 100000000,
"mempoolminfee": 0.00000100,
"minrelaytxfee": 0.00000100,
"incrementalrelayfee": 0.00000100,
"unbroadcastcount": 0,
"fullrbf": true,
"permitbaremultisig": true,
"maxdatacarriersize": 100000
}
$ gmm.sh
266
## Current epoch estimation is -1%
## 516 of 2016, i.e. 25%, 1500 to go
## Current and previous two in numbers:
$ bitcoin-cli -signet getnetworkhashps 2016
339260.9781767021
$ bitcoin-cli -signet getnetworkhashps 2016 294335
342715.3572314463
$ bitcoin-cli -signet getnetworkhashps 2016 292319
339762.2850817262
$ bitcoin-cli -signet getblockstats 294852
{
"avgfee": 899,
"avgfeerate": 1,
"avgtxsize": 866,
"blockhash": "0000001299a9eab1e217ab467fe28f8e6621bde0dee6af9f25c0fa5d60c5031b",
"feerate_percentiles": [
1,
1,
1,
1,
1
],
"height": 294852,
"ins": 56,
"maxfee": 40141,
"maxfeerate": 5,
"maxtxsize": 33523,
"medianfee": 162,
"mediantime": 1773066657,
"mediantxsize": 193,
"minfee": 0,
"minfeerate": 0,
"mintxsize": 188,
"outs": 1161,
"subsidy": 2500000000,
"swtotal_size": 45911,
"swtotal_weight": 166340,
"swtxs": 53,
"time": 1773070007,
"total_out": 2945969200866,
"total_size": 45911,
"total_weight": 166340,
"totalfee": 47689,
"txs": 54,
"utxo_increase": 1105,
"utxo_size_inc": 80473,
"utxo_increase_actual": 1076,
"utxo_size_inc_actual": 78250
}
$ bitcoin-cli -signet getnettotals
{
"totalbytesrecv": 292709909,
"totalbytessent": 8962541427,
"timemillis": 1773070017201,
"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 v30.2.0 signet - server 70016/Satoshi:30.2.0/
ipv4 total block manual
in 3 3
out 11 11 2 1
total 14 14
Local services: witness, compact filters, network limited, p2p v2, libre
Local addresses: n/a
$ bitcoin-cli -signet -addrinfo
{
"addresses_known": {
"ipv4": 1915,
"ipv6": 0,
"onion": 0,
"i2p": 0,
"cjdns": 0,
"total": 1915
}
}
### v2_peerinfo are in v2_peerinfo-signet.txt
$ bitcoin-cli -signet getpeerinfo | grep -w 'v2' | uniq -c
9 "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
58cf5f4588d41478
1ec1061541cba339b6d6ff0bbba90eaa75347487a164060bc7f1fb6039bb58f5
82b27e77426c9cf3
9a1678d2e231c1ae6a15d1e148d1a3aa921f92a74fbdb92fa1230595312af704
d26dc11e642083e6
57149bde3f5683d329bd38e36e0a3c351bc45d98ab049665d3e0e1f9309bddf3
f17ef791f09a6e12
bbac244209642232f50aed12fadff433f1f5cc4868c5f434ecc20dfdea2da8ab
a9e407828463a7f3
e23824e52d3833a2cf84a780a1f64b1775eaa0801652bb5ba0a1ebf1afa9ff8c
ef33457b76d2201b
ed448ac93ae2e9f7c1542cfd7884cdd250d1f46f143f5b9a140ef828ddb8d8e2
989773dc541b27e7
f1c4f931a56557c2d3304a6a06e608a7a71fd3ff3398be131d4a4e4108b3a51e
4d5a6f34b155c53d
63418246ac94b746c4d1e7e3bbd2a1bcc25de1cb989ddad87a6c42ede3b5140d
6a69e8fdd463cfa0
d5ef774b7eab268317d72eeb519634e61cffadd4cda70f027e19fcded6b44e75
$ niceblack.sh $BH $BC
_ _ _
| | | | | |
| | | | __ __ | |
|/ \_|/ / \_/ |/_)
\_/ |__/\__/ \___/| \_/
__ __ __ ____ __
/ )/ || | / \| / )
/ \_/||__|_\__/|___ /
/ | | / \ \ /
/___ | | \__/\___//___
,----- .123 4567 89ab cdef -----,
| |
| .. .... ..12 99a9 eab1 .f |
| 1. e217 ab46 7fe2 8f8e 1f |
| 2. 6621 bde. dee6 af9f 2f |
| 3. 25c. fa5d 6.c5 .31b 3f |
'=== ==== ==== ==== ==== ==='
ak: dccc a1