# on receiving block 884914 here $ date -u '+%Y-%m-%dT%H:%M:%SZ' 2025-02-22T23:44:09Z # as written in the block header 2025-02-22T23:43:57Z $ uptime # since last reboot 23:44:09 up 20 days, 11:23, 0 users, load average: 1.15, 0.64, 0.58 $ battery.sh 95%, Power Supply Online $ uname -smnr Linux singer 6.6.37-0-lts x86_64 $ grep ^MemAvailable /proc/meminfo MemAvailable: 1066352 kB $ du -h -d1 .bitcoin/ 1.0G .bitcoin/testnet4 10.9G .bitcoin/indexes 1.5G .bitcoin/signet 6.8M .bitcoin/wallets 97.7G .bitcoin/blocks 11.6G .bitcoin/chainstate 122.8G .bitcoin/ $ df -h . Filesystem Size Used Available Use% Mounted on /dev/sda3 911.4G 832.8G 77.7G 91% / $ bitcoind -version Bitcoin Core version v28.1.0 Copyright (C) 2009-2024 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 884914 $ BH=$(bitcoin-cli getblockhash 884914); echo $BH 00000000000000000000fb9a2edb598555c264c23cc05e9c58f6d732cb6c65fd $ bitcoin-cli getblockheader 00000000000000000000fb9a2edb598555c264c23cc05e9c58f6d732cb6c65fd { "hash": "00000000000000000000fb9a2edb598555c264c23cc05e9c58f6d732cb6c65fd", "confirmations": 1, "height": 884914, "version": 682401792, "versionHex": "28aca000", "merkleroot": "d2f06bc446e9fedac5e79a26e65a75b86ea51365db7e22a41ae1d40099c47c3e", "time": 1740267837, "mediantime": 1740263877, "nonce": 2710767443, "bits": "17027726", "difficulty": 114167270716407.6, "chainwork": "0000000000000000000000000000000000000000b00a0cba793aafbc862d2ffe", "nTx": 4966, "previousblockhash": "00000000000000000001e9f4a9af0436f280fc4a6dfdd5fdcfd58e536bcac29a" } $ echo $BH | tr 0 . | fold -w 4 | paste -d " " - - - - .... .... .... .... .... fb9a 2edb 5985 55c2 64c2 3cc. 5e9c 58f6 d732 cb6c 65fd $ : 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 884914 sf: 3cc. 65fd $ : 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 . 884914 sk: 65fd a5 $ : 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 . 884914 ak: fecd a5 ### niceblack moved to the end $ bitcoin-cli getmempoolinfo { "loaded": true, "size": 66250, "bytes": 63188138, "usage": 377842448, "total_fee": 0.88656575, "maxmempool": 500000000, "mempoolminfee": 0.00001000, "minrelaytxfee": 0.00001000, "incrementalrelayfee": 0.00001000, "unbroadcastcount": 0, "fullrbf": true } $ gmm.sh 1402 ## Current epoch estimation is -2.9% ## 1906 of 2016, i.e. 94%, 110 to go ## Current and previous two in numbers: $ bitcoin-cli getnetworkhashps 2016 7.934873864231285e+20 $ bitcoin-cli getnetworkhashps 2016 883007 8.171059232651056e+20 $ bitcoin-cli getnetworkhashps 2016 880991 7.735413493438086e+20 $ bitcoin-cli gettxoutsetinfo muhash { "height": 884914, "bestblock": "00000000000000000000fb9a2edb598555c264c23cc05e9c58f6d732cb6c65fd", "txouts": 178224521, "bogosize": 13905566774, "muhash": "8fbed00758f324a13dc53ebd9216b9ac26b0edb97047d5a7dbe715043ef5eae3", "total_amount": 19827638.58633910, "total_unspendable_amount": 220.78866090, "block_info": { "prevout_spent": 1562.92304443, "coinbase": 3.15490006, "new_outputs_ex_coinbase": 1562.89314437, "unspendable": 0.00000000, "unspendables": { "genesis_block": 0.00000000, "bip30": 0.00000000, "scripts": 0.00000000, "unclaimed_rewards": 0.00000000 } } } $ bitcoin-cli getblockstats 884914 { "avgfee": 602, "avgfeerate": 2, "avgtxsize": 361, "blockhash": "00000000000000000000fb9a2edb598555c264c23cc05e9c58f6d732cb6c65fd", "feerate_percentiles": [ 2, 2, 2, 2, 3 ], "height": 884914, "ins": 5229, "maxfee": 116047, "maxfeerate": 61, "maxtxsize": 43296, "medianfee": 376, "mediantime": 1740263877, "mediantxsize": 306, "minfee": 235, "minfeerate": 1, "mintxsize": 150, "outs": 13248, "subsidy": 312500000, "swtotal_size": 1777705, "swtotal_weight": 3922816, "swtxs": 4914, "time": 1740267837, "total_out": 156289314437, "total_size": 1794909, "total_weight": 3991632, "totalfee": 2990006, "txs": 4966, "utxo_increase": 8019, "utxo_size_inc": 567161, "utxo_increase_actual": 5997, "utxo_size_inc_actual": 451261 } $ bitcoin-cli getnettotals { "totalbytesrecv": 10329345677, "totalbytessent": 18578474509, "timemillis": 1740267849474, "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 v28.1.0 - server 70016/Satoshi:28.1.0/ ipv4 npr total block manual in 33 2 35 out 11 0 11 2 1 total 44 2 46 Local addresses: n/a $ bitcoin-cli -addrinfo { "addresses_known": { "ipv4": 61512, "ipv6": 0, "onion": 0, "i2p": 0, "cjdns": 0, "total": 61512 } } $ halving.sh 884914 ===================================== Bitcoin Block Halving prediction ===================================== bc=884914 gbt=1231006505 bbt=1740267837 This is average time to mine a block (1740267837-1231006505)/884914 bts=575.4918065576919817157580 Now let's multiply that by 1050000 which is the block number of next halving and get the prediction: Sun Feb 27 14:11:17 UTC 2028 ------------------------------------- Next palindrome will be 885588 predicted to happen at this time: Thu Feb 27 11:28:38 UTC 2025 ------------------------------------- Current mining epoch number is 438. The next fortnight happens in block 885024 and probably around this time: Sun Feb 23 17:19:01 UTC 2025 ### v2_peerinfo are in v2_peerinfo-bitcoin.txt $ bitcoin-cli 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 37c7f821c95ca7c7 bcc1181b947dbc3fdc898ea041c6c9b9ae9860d67e20b54edf2057e93027ec54 ae86567bbf607bde 5dc1501b03dfab1628f17c055ebb25bc0fe3ccd6c4abecfa7a0d1130e59a7546 ac6041e79c618f0a e2e6c9ca15fcd5cfb6b3309f00318dc4f674ebf4bbb11eba794875e1a9a6df2d 426f50900be85d66 fc6935c3270dc6608db73db0edfce4982c0be2989cf4ca3b65fbbc156cbb5b81 8a22962041e588ff 5ae6ded0d8a0419a8cd341d05a56ce1f4d830fa2195135153b0d7c0b8027f622 8e57e42a793c5a67 0ab4249965d59454178636562b8039e4d2c632eab6074d1fa7467b329cd8d43c 11dae2d22f92c075 fcb0f027f7905d62c80a03fb4f4b49fa867a49606fcbb4060a037b31b6fe848e 877a14ee9f972501 ed189647fbc24f2c8efc73a259505901ba515005eba8285956cabe57789dc48b 720477cec84eb455 7b0314e82035fbf89bbba2c4834f937a82c6f271be70398476cb62f4ee58b756 $ niceblack.sh $BH $BC __ __ __ / / / /__ ____/ /__ / _ \/ / _ \/ __/ '_/ /_.__/_/\___/\__/_/\_\ ___ ___ ____ ___ _______ ( _ )( _ )/ / // _ < / / / / _ / _ /_ _/\_, / /_ _/ \___/\___/ /_/ /___/_/ /_/ ,----- .123 4567 89ab cdef -----, | ^THATlineISaSAMPLE^ | | .. .... .... .... .... .f | | 1. .... fb9a 2edb 5985 1f | | 2. 55c2 64c2 3cc. 5e9c 2f | | 3. 58f6 d732 cb6c 65fd 3f | '=== ==== ==== ==== ==== ===' ak: fecd a5