# on receiving block 288780 here $ date -u '+%Y-%m-%dT%H:%M:%SZ' 2026-01-26T16:32:28Z # as written in the block header 2026-01-26T16:31:53Z $ uptime # since last reboot 16:32:27 up 166 days, 2:23, 0 users, load average: 0.85, 0.96, 1.16 $ battery.sh 42%, Power Supply Online $ uname -smnr Linux singer 6.12.40-0-lts x86_64 $ grep ^MemAvailable /proc/meminfo MemAvailable: 1815844 kB $ du -h -d1 .bitcoin/signet 264M .bitcoin/signet/indexes 19M .bitcoin/signet/wallets 551M .bitcoin/signet/blocks 3.3G .bitcoin/signet/chainstate 4.1G .bitcoin/signet $ df -h . Filesystem Size Used Avail Use% Mounted on /dev/sda3 912G 835G 77G 92% / $ bitcoind -version Bitcoin Core daemon version v30.1.0 bitcoind 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 -signet getblockcount); echo $BC 288780 $ BH=$(bitcoin-cli -signet getblockhash 288780); echo $BH 0000000c03cbc055af26d5197856a2b4068f4f563ed31ae5b68bfc6fc1dd5adb $ bitcoin-cli -signet getblockheader 0000000c03cbc055af26d5197856a2b4068f4f563ed31ae5b68bfc6fc1dd5adb { "hash": "0000000c03cbc055af26d5197856a2b4068f4f563ed31ae5b68bfc6fc1dd5adb", "confirmations": 1, "height": 288780, "version": 536870912, "versionHex": "20000000", "merkleroot": "eefa34b1f6ea4571577a543447f4854acab349dd93a3c3bb9157547d2925654d", "time": 1769445113, "mediantime": 1769442216, "nonce": 274092974, "bits": "1d157c9b", "target": "000000157c9b0000000000000000000000000000000000000000000000000000", "difficulty": 0.04653962099342757, "chainwork": "00000000000000000000000000000000000000000000000000000a76ab641b10", "nTx": 67, "previousblockhash": "00000010dcd20b77bfc2b6b0863b7aed158cf4e6c12245e964be3dfc974f8b92" } $ echo $BH | tr 0 . | fold -w 4 | paste -d " " - - - - .... ...c .3cb c.55 af26 d519 7856 a2b4 .68f 4f56 3ed3 1ae5 b68b fc6f c1dd 5adb $ : 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 288780 sf: ...c .3cb c.55 .68f 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 . 288780 sk: 5adb 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 . 288780 ak: df42 b1 ### 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 308 ## Current epoch estimation is +0.68% ## 492 of 2016, i.e. 24%, 1524 to go ## Current and previous two in numbers: $ bitcoin-cli -signet getnetworkhashps 2016 335272.8763813064 $ bitcoin-cli -signet getnetworkhashps 2016 288287 333005.7574254622 $ bitcoin-cli -signet getnetworkhashps 2016 286271 335362.2796681721 $ bitcoin-cli -signet getblockstats 288780 { "avgfee": 6313, "avgfeerate": 4, "avgtxsize": 1387, "blockhash": "0000000c03cbc055af26d5197856a2b4068f4f563ed31ae5b68bfc6fc1dd5adb", "feerate_percentiles": [ 1, 1, 1, 9, 9 ], "height": 288780, "ins": 86, "maxfee": 287192, "maxfeerate": 200, "maxtxsize": 31600, "medianfee": 342, "mediantime": 1769442216, "mediantxsize": 209, "minfee": 141, "minfeerate": 1, "mintxsize": 188, "outs": 2126, "subsidy": 2500000000, "swtotal_size": 91569, "swtotal_weight": 341316, "swtxs": 66, "time": 1769445113, "total_out": 2697600245620, "total_size": 91569, "total_weight": 341316, "totalfee": 416665, "txs": 67, "utxo_increase": 2040, "utxo_size_inc": 159726, "utxo_increase_actual": 2014, "utxo_size_inc_actual": 157860 } $ bitcoin-cli -signet getnettotals { "totalbytesrecv": 343469825, "totalbytessent": 20368981639, "timemillis": 1769445148686, "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 v30.1.0 signet - server 70016/Satoshi:30.1.0/ ipv4 npr total block manual in 2 1 3 out 11 0 11 2 1 total 13 1 14 Local services: witness, compact filters, network limited, p2p v2, libre Local addresses: n/a $ bitcoin-cli -signet -addrinfo { "addresses_known": { "ipv4": 1311, "ipv6": 0, "onion": 0, "i2p": 0, "cjdns": 0, "total": 1311 } } ### v2_peerinfo are in v2_peerinfo-signet.txt $ bitcoin-cli -signet getpeerinfo | grep -w 'v2' | uniq -c 10 "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 82b27e77426c9cf3 5a4000e91050fd06458cc4fac9ef2cd01ba5d6cae2cb1a18e46a601080fe9496 c0f47823976b423a b8bc86e1e4895e4944416d2ace8d4d89aac44a3e0f856f82ed0e6fda8d469af4 758232c1705f1bcd a7b3844abc4ce0356ef03f760aac2fa505d75ab340702b3447488a01a2c56090 a9e407828463a7f3 f237a6847c409a5e9ef536c72cd1328ebb422a1f7894beb833bdb46ed074986e a4dda9c03849be5c aee7c21551ede989e596a0d632b4967a27470cfab0ad8ecf6322f4946e0d3353 df20edf7a92caa16 5f90aaab5d53f4f5a9998332a9483093f75e46c2943ed62bfc7aa0bcf625fcbf 2422645f1d448cf3 6029b029a5b4d9f3758dde2e0f9fdbc90d7d7910fb616f2eefc4cb8ee1b9a54b a101beaee0a2a9f8 de0d44f584c3e5e7971048beb7a661dbdc1a995ac11efddfbb0260a93294a666 e917d4178d0408a9 b678876f70a6b5f0b48781a366f6e0739a9c326598d59df2a560d8e9fc176f2c 2765579ac88b05dc ff8462b8a92d630fc38c51c0c39e5fb5df554907f0302fb0e5cf7039f98145a2 $ niceblack.sh $BH $BC ___ ____ ____ |__ \ ( __ )( __ ) __/ // __ / __ | / __// /_/ / /_/ / /____/\____/\____/ _________ ____ /__ ( __ )/ __ \ / / __ / / / / / / /_/ / /_/ / /_/\____/\____/ ,----- .123 4567 89ab cdef -----, | | | .. .... ...c .3cb c.55 .f | | 1. af26 d519 7856 a2b4 1f | | 2. .68f 4f56 3ed3 1ae5 2f | | 3. b68b fc6f c1dd 5adb 3f | '=== ==== ==== ==== ==== ===' ak: df42 b1