# on receiving block 917429 here
$ date -u '+%Y-%m-%dT%H:%M:%SZ'
2025-10-02T21:46:30Z
# as written in the block header
2025-10-02T21:46:14Z
$ uptime # since last reboot
21:46:30 up 50 days, 7:37, 0 users, load average: 0.68, 0.77, 1.00
$ battery.sh
96%, Power Supply Online
$ uname -smnr
Linux singer 6.12.40-0-lts x86_64
$ grep ^MemAvailable /proc/meminfo
MemAvailable: 2250788 kB
$ du -h -d1 .bitcoin/
1.5G .bitcoin/testnet4
11.6G .bitcoin/indexes
3.4G .bitcoin/signet
43.1M .bitcoin/wallets
97.7G .bitcoin/blocks
18.6M .bitcoin/regtest
10.9G .bitcoin/chainstate
125.2G .bitcoin/
$ df -h .
Filesystem Size Used Available Use% Mounted on
/dev/sda3 911.4G 841.4G 69.1G 92% /
$ bitcoind -version
Bitcoin Core daemon version v29.99.0-5103a96f40b7
Copyright (C) 2009-2025 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 getblockcount); echo $BC
917429
$ BH=$(bitcoin-cli getblockhash 917429); echo $BH
00000000000000000000b846a69a68c555e880d2f06e4962869eccfd48482999
$ bitcoin-cli getblockheader 00000000000000000000b846a69a68c555e880d2f06e4962869eccfd48482999
{
"hash": "00000000000000000000b846a69a68c555e880d2f06e4962869eccfd48482999",
"confirmations": 1,
"height": 917429,
"version": 546824192,
"versionHex": "2097e000",
"merkleroot": "eb742d997dbf4acf828377ac518d9df1ea10ea4f75472642f831fa120843fd3c",
"time": 1759441574,
"mediantime": 1759439902,
"nonce": 467087255,
"bits": "1701ddb4",
"target": "00000000000000000001ddb40000000000000000000000000000000000000000",
"difficulty": 150839487445890.5,
"chainwork": "0000000000000000000000000000000000000000e8070984254349a0b52b8ec6",
"nTx": 3698,
"previousblockhash": "00000000000000000000b7d897074e21456e26582da11e0a37b23fb74bf6a684"
}
$ echo $BH | tr 0 . | fold -w 4 | paste -d " " - - - -
.... .... .... ....
.... b846 a69a 68c5
55e8 8.d2 f.6e 4962
869e ccfd 4848 2999
$ : 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
917429 sf: 8.d2 f.6e 2999
$ : 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 .
917429 sk: 2999 95
$ : 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 .
917429 ak: 319d 95
### niceblack moved to the end
$ bitcoin-cli getmempoolinfo
{
"loaded": true,
"size": 21589,
"bytes": 8011364,
"usage": 51123440,
"total_fee": 0.02064626,
"maxmempool": 300000000,
"mempoolminfee": 0.00000001,
"minrelaytxfee": 0.00000001,
"incrementalrelayfee": 0.00000001,
"unbroadcastcount": 0,
"fullrbf": true,
"permitbaremultisig": true,
"maxdatacarriersize": 512
}
$ gmm.sh
256
## Current epoch estimation is -0.37%
## 149 of 2016, i.e. 7%, 1867 to go
## Current and previous two in numbers:
$ bitcoin-cli getnetworkhashps 2016
1.075306308297436e+21
$ bitcoin-cli getnetworkhashps 2016 917279
1.079369922029227e+21
$ bitcoin-cli getnetworkhashps 2016 915263
1.017636037971109e+21
$ bitcoin-cli gettxoutsetinfo muhash
{
"height": 917429,
"bestblock": "00000000000000000000b846a69a68c555e880d2f06e4962869eccfd48482999",
"txouts": 166720704,
"bogosize": 13064996317,
"muhash": "f9e0149bd76cff01f70e78a7632c74e68db143ffff20c40c47b72c23231f9412",
"total_amount": 19929238.66668805,
"total_unspendable_amount": 230.08331195,
"block_info": {
"prevout_spent": 908.38391864,
"coinbase": 3.13239832,
"new_outputs_ex_coinbase": 908.37652031,
"unspendable": 0.00000001,
"unspendables": {
"genesis_block": 0.00000000,
"bip30": 0.00000000,
"scripts": 0.00000001,
"unclaimed_rewards": 0.00000000
}
}
}
$ bitcoin-cli getblockstats 917429
{
"avgfee": 200,
"avgfeerate": 0,
"avgtxsize": 501,
"blockhash": "00000000000000000000b846a69a68c555e880d2f06e4962869eccfd48482999",
"feerate_percentiles": [
0,
0,
0,
0,
2
],
"height": 917429,
"ins": 10419,
"maxfee": 70618,
"maxfeerate": 72,
"maxtxsize": 217600,
"medianfee": 41,
"mediantime": 1759439902,
"mediantxsize": 222,
"minfee": 38,
"minfeerate": 0,
"mintxsize": 150,
"outs": 7727,
"subsidy": 312500000,
"swtotal_size": 1840190,
"swtotal_weight": 3943877,
"swtxs": 3651,
"time": 1759441574,
"total_out": 90837652032,
"total_size": 1852200,
"total_weight": 3991917,
"totalfee": 739832,
"txs": 3698,
"utxo_increase": -2692,
"utxo_size_inc": -194711,
"utxo_increase_actual": -5878,
"utxo_size_inc_actual": -422035
}
$ bitcoin-cli getnettotals
{
"totalbytesrecv": 14166316669,
"totalbytessent": 44725837990,
"timemillis": 1759441591099,
"uploadtarget": {
"timeframe": 86400,
"target": 0,
"target_reached": false,
"serve_historical_blocks": true,
"bytes_left_in_cycle": 0,
"time_left_in_cycle": 0
}
}
$ bitcoin-cli -netinfo
Bitcoin Core client v29.99.0-5103a96f40b7 - server 70016/Satoshi:29.99.0/
ipv4 npr total block
in 72 1 73
out 10 0 10 2
total 82 1 83
Local services: witness, compact filters, network limited, p2p v2
Local addresses: n/a
$ bitcoin-cli -addrinfo
{
"addresses_known": {
"ipv4": 68288,
"ipv6": 0,
"onion": 0,
"i2p": 0,
"cjdns": 0,
"total": 68288
}
}
$ halving.sh 917429
=====================================
Bitcoin Block Halving prediction
=====================================
bc=917429
gbt=1231006505
bbt=1759441574
This is average time to mine a block
(1759441574-1231006505)/917429
bts=575.9949740034662045060658
Now let's multiply that by 1050000
which is the block number of next
halving and get the prediction:
Sat Mar 4 16:56:43 UTC 2028
-------------------------------------
Next palindrome will be 917719
predicted to happen at this time:
Sat Oct 4 20:10:12 UTC 2025
-------------------------------------
Current mining epoch number is 455.
The next fortnight happens in block
919296 and probably around this time:
Wed Oct 15 08:29:16 UTC 2025
### v2_peerinfo are in v2_peerinfo-bitcoin.txt
$ bitcoin-cli getpeerinfo | grep -w 'v2' | uniq -c
44 "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
dad6ce7fbc66ae65
bb4b998d0a17df900fb242b2ec438080dcff37a2d191ce5f202b40408c38eefa
56044333c9b2e96b
52b775444eb94f2764f9b1a4d29feafb98856a18bff57d9f77e54d6b66962734
195c4ee5d34b40d2
2c1f017907b99d0a2b304e774eada965d85d5c9087a960b8c91d36eeade747ad
81cad95c08c46dc7
5477abc9c8309ee34fec3087869f661ac45f24529faa85f21724f3b7cb70737d
405b718573da30c6
ef0f804729bffda14e4f5601047ee0aa9fcd6be50a950dcd84027be464113e6f
63853b363111e516
e1fa4afe3d382bd148a453eb9b35dfec2c59e19c241949ac92d9da13797e1aca
798cf87ed3a1cebc
38393bc533eb4711fea13bd96bf3f28488495a6750f4f0e5fa0278a08454ada0
164df898ecf612fd
c7e051a1bb22f2329eeed32003cef524ea20eb366c81e6e75568985adcea9f33
22e01c3a3777826b
51fe4a60cadd37270047099a8e0f1da93e7241fa889f7334cbda4ceaf8362a58
d0b1739fb38768e5
45e306c49830ab841bc0072652d4caec56841e370340334ff4d50c1def8dae12
052d4581ddd7898c
01784b4d5b5c2a1664c877916294df5d73a695acaf8ba5a7ebd4d4e90e8b9e9d
b925aef7def3ea0f
ffa3813f2d089bcb58a157d09fccc66e4d71661e8291b0a769502fbf85d3b90e
193c521d697c8032
b7e0511796c6b69af0e33a41dac6147bf3c8e3f7f461809371ee4605971a61aa
4a93d1c15384d279
a9af0c3ab40a2f31a9f1fd33e2531795c34b2a0d3004bfc6735c31be4933f336
bfddd97110fcb7ec
a2c23f736edc217c5f97dea3499d4f00a3dc4b44663f562ed035982b5a0a2571
87a9dbb8d940cbe4
4332a5f87eeaad180eab0804a1b5c026be4591272e496ff9d7e74dcfdf16f6d8
83b09832e5ded9db
4d299f5cedd1530969a9d16d80e6dd189de0561039e6772443db17afac840f33
e6d8e26aaed984da
0a5d176226b41bed6beba5c1a700708230a71d5ef956c6168e09725a291478e1
300d20466927f5d8
cd95d103737b0e9cc2972d81b3db90fefc37ff0537fadb1b73da10656139ab75
3b3dab8f5727700e
2736dfc1be2ff9e0c62293deb522e975d9efb4e1c2c96b979b5244417ae39cd7
a10cfb4f0bcb13a5
afd258d89c18dc141ccac382ce9638e51c31153835115c3dee67a53f68b3812f
975af7bc54fd6ed0
f2e4469fe9ec8aad4bd0f8c24f9d701bcf171b65e4540f6268ad2489afb9f190
6ca72cb6c3920a78
2adc996839fc27e82f2e5b0b798c041ddc1325594a2082bdc750ca717362d00e
b9a360c82e40051c
25fb5f9a5f63fffe30f845b1eb29f38fa02a313ed50a2a56a823672e73e950f9
6e166b72fc93c3d2
dc222803d1882f1f83d9b9467e39253de73cfa6e513025c791bddbbd02726b45
847173b346f0661f
e02b19b1ea439db362e8e56d9eb652c32a8bf9668a7a5f4f60a2cff826c8678d
cbf8198109e780e5
97a6280501eeb10d8f81cd7d9e0c94d8e9356c9225f2266be234c0a32569bd35
22f4b47a865c56b5
e4b4dbf0aec46d8778ce9200ab641a66787e0c8f9792765e70b948bafbd92688
1e508f0d34b205f6
fd7bdd2bf035e1eacb55d0a1f1359285d9fcaaec044f4caf23b4e20896614dda
eb559ea753d4c3a5
2f1fd83eb1fd16561bdac458875436b9071e0910f4e8ff82f63edb4861050351
97c833820b1a118a
0b75ace644730a76ff7ecebe241fec18c98303fd44a1b8986953b6139d5e39db
c932b41a7065c9a1
27b970c727362e93cf7d7c2e8e3b652db79facaef9e664be801a6632a858c46a
ec004f26e6996bda
82f7af893576b8fc2b239fe63a3031b8fe5fb8e2ceda400feeacdb5681353cf3
b120f1a3bf1b914f
80eb57c129e380367d0c186a7321beec7361f365b3b463dfce5f9bf898e90c07
43da40f37a8efb9a
290428f31a52035e8fd28527b21a539ac300fc63422bbd5bfaebae64c1034aba
32616b9c97e9dfa3
a7ff7e3ce498f2d6e425f039e19c2a5fc563df6c9052cf31662b023502a9d01d
0d52e37ec183ea8b
030fcc489fe24c041a2c37e3b6002e98d383ced02e69a288623be0eeab251873
f288d7447af90685
533c683219c146af22c28e58dd81412d9df8be6e21ab488b2ee710099ac5f8ac
309cd00399417b56
76081a2915d8c7c6a534ad9c31d6d65777a0269d6fe5aa61e0de6721f94f0edf
a22ba28f8bfff2f4
e3823498547d3c9a73c59e95a3dab02486791fd574b395631de069c5814d4ddb
cd843891877a48d2
f7daf56d844323ca0e1b635a21acc4478be32cecb84a861e79c446bf781496e3
72f45a2c9593570b
d6d8e5e3cce8a660a2e1c91ec4b136e7d258999aed8bf04d815b784d827b8389
a4311ca3bb0e4d42
ec44128ec4e6060b3458615f24596986ae54734d1716496cef4518e2655e52ab
75708d00e0c39604
b517ff4ae3b6be89ba448d3b1af5f8bc74c36a849546590b4b4d3b2a84dfb683
$ niceblack.sh $BH $BC
| | |
_ \ | _ \ _| | /
_.__/_|\___/\__|_\_\
_ \_ |__ /| |_ ) _ \
\_ / | /__ _| /\_ /
_/ _| _/ _|___| _/
,----- .123 4567 89ab cdef -----,
| |
| .. .... .... .... .... .f |
| 1. .... b846 a69a 68c5 1f |
| 2. 55e8 8.d2 f.6e 4962 2f |
| 3. 869e ccfd 4848 2999 3f |
'=== ==== ==== ==== ==== ==='
ak: 319d 95