# on receiving block 904579 here $ date -u '+%Y-%m-%dT%H:%M:%SZ' 2025-07-08T09:33:41Z # as written in the block header 2025-07-08T09:33:05Z $ uptime # since last reboot 09:33:41 up 155 days, 21:13, 0 users, load average: 5.17, 4.12, 3.14 $ battery.sh 138%, Power Supply Online $ uname -smnr Linux singer 6.6.37-0-lts x86_64 $ grep ^MemAvailable /proc/meminfo MemAvailable: 1596552 kB $ du -h -d1 .bitcoin/ 11.3G .bitcoin/indexes 3.0G .bitcoin/signet 3.8M .bitcoin/wallets 97.8G .bitcoin/blocks 10.9G .bitcoin/chainstate 123.0G .bitcoin/ $ df -h . Filesystem Size Used Available Use% Mounted on /dev/sda3 911.4G 840.6G 69.8G 92% / $ bitcoind -version Bitcoin Core daemon version v29.99.0-5f9c5597106e 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 904579 $ BH=$(bitcoin-cli getblockhash 904579); echo $BH 000000000000000000023d8b37c57feb4e4203c023961a6b22cd7c10dd4d461a $ bitcoin-cli getblockheader 000000000000000000023d8b37c57feb4e4203c023961a6b22cd7c10dd4d461a { "hash": "000000000000000000023d8b37c57feb4e4203c023961a6b22cd7c10dd4d461a", "confirmations": 1, "height": 904579, "version": 633520128, "versionHex": "25c2c000", "merkleroot": "51ddc4d3f3c7a56d13216cb49e9d9daeb9d053955519e6a307c73234e3d4c667", "time": 1751967185, "mediantime": 1751964062, "nonce": 2044561530, "bits": "17026816", "target": "0000000000000000000268160000000000000000000000000000000000000000", "difficulty": 116958512019762.1, "chainwork": "0000000000000000000000000000000000000000d0974ee3484e6fc78749d0b8", "nTx": 2901, "previousblockhash": "000000000000000000004e28839186a6c04415d2cd80a288ff15396c495bbcb5" } $ echo $BH | tr 0 . | fold -w 4 | paste -d " " - - - - .... .... .... .... ...2 3d8b 37c5 7feb 4e42 .3c. 2396 1a6b 22cd 7c1. dd4d 461a $ : 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 904579 sf: ...2 .3c. 7c1. 461a $ : 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 . 904579 sk: 461a 94 $ : 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 . 904579 ak: c452 94 ### niceblack moved to the end $ bitcoin-cli getmempoolinfo { "loaded": true, "size": 23036, "bytes": 10725682, "usage": 63544272, "total_fee": 0.04986336, "maxmempool": 300000000, "mempoolminfee": 0.00000100, "minrelaytxfee": 0.00000100, "incrementalrelayfee": 0.00000100, "unbroadcastcount": 0, "fullrbf": true } $ gmm.sh 464 ## Current epoch estimation is +6.27% ## 1411 of 2016, i.e. 69%, 605 to go ## Current and previous two in numbers: $ bitcoin-cli getnetworkhashps 2016 8.891728986242692e+20 $ bitcoin-cli getnetworkhashps 2016 903167 8.366861911869141e+20 $ bitcoin-cli getnetworkhashps 2016 901151 9.04687914735697e+20 $ bitcoin-cli gettxoutsetinfo muhash { "height": 904579, "bestblock": "000000000000000000023d8b37c57feb4e4203c023961a6b22cd7c10dd4d461a", "txouts": 167244574, "bogosize": 13103507125, "muhash": "4d4b6cc45bd4b383a5a7b893ac02434803c408c10368526c25261feb1915d54b", "total_amount": 19889091.45415878, "total_unspendable_amount": 221.04584122, "block_info": { "prevout_spent": 1644.80147916, "coinbase": 3.14551992, "new_outputs_ex_coinbase": 1644.78095924, "unspendable": 0.00000000, "unspendables": { "genesis_block": 0.00000000, "bip30": 0.00000000, "scripts": 0.00000000, "unclaimed_rewards": 0.00000000 } } } $ bitcoin-cli getblockstats 904579 { "avgfee": 707, "avgfeerate": 2, "avgtxsize": 508, "blockhash": "000000000000000000023d8b37c57feb4e4203c023961a6b22cd7c10dd4d461a", "feerate_percentiles": [ 1, 1, 1, 2, 3 ], "height": 904579, "ins": 7013, "maxfee": 148088, "maxfeerate": 301, "maxtxsize": 73802, "medianfee": 218, "mediantime": 1751964062, "mediantxsize": 355, "minfee": 100, "minfeerate": 1, "mintxsize": 150, "outs": 8364, "subsidy": 312500000, "swtotal_size": 1156701, "swtotal_weight": 2728470, "swtxs": 2763, "time": 1751967185, "total_out": 164478095924, "total_size": 1473492, "total_weight": 3995634, "totalfee": 2051992, "txs": 2901, "utxo_increase": 1351, "utxo_size_inc": 90589, "utxo_increase_actual": 134, "utxo_size_inc_actual": 15884 } $ bitcoin-cli getnettotals { "totalbytesrecv": 6037996861, "totalbytessent": 13162343441, "timemillis": 1751967221871, "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 v29.99.0-5f9c5597106e - server 70016/Satoshi:29.99.0/ ipv4 npr total block libre in 16 2 18 out 14 0 14 2 4 total 30 2 32 Local addresses: n/a $ bitcoin-cli -addrinfo { "addresses_known": { "ipv4": 63172, "ipv6": 0, "onion": 0, "i2p": 0, "cjdns": 0, "total": 63172 } } $ halving.sh 904579 ===================================== Bitcoin Block Halving prediction ===================================== bc=904579 gbt=1231006505 bbt=1751967185 This is average time to mine a block (1751967185-1231006505)/904579 bts=575.9144354285966968095690 Now let's multiply that by 1050000 which is the block number of next halving and get the prediction: Fri Mar 3 17:27:18 UTC 2028 ------------------------------------- Next palindrome will be 905509 predicted to happen at this time: Mon Jul 14 14:19:45 UTC 2025 ------------------------------------- Current mining epoch number is 448. The next fortnight happens in block 905184 and probably around this time: Sat Jul 12 10:20:13 UTC 2025 ### v2_peerinfo are in v2_peerinfo-bitcoin.txt $ bitcoin-cli getpeerinfo | grep -w 'v2' | uniq -c 16 "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 728a54fb2bae1004 fb990c98e254b9065a14b849c71e63de92249e74b3e432589ae5dcb92352e38d b3ed804c370d40e7 a48bede8229790e6837a53a0c77257d4971a0afa377ceebe7db2742fb8dbc0b0 d47ff7e823c0fe98 5401cbf99e32046b2baad1de220f62450eee22064561908c4af977587d4bf1b4 53bb91ceec877d95 f10c2f050891aa1468f7884dd304809843cc837621e47425d8cb24e7354d2e44 c7e3e2a02f2ba24b 2e5a47fe645cc5947a5d30bea3f360d0f0a63f8582a13586b6adf4cb9e298d7b 807efab60edcf18e 561b262613400c60ba780a0e0ead671be7d829869d42072be96745284daa23a1 06958821f75a85e7 613a5e798ccc08f94c468cb30f5f49d254fca9ccd180e8931e86a765933808c9 b580ea4cc1766007 e37f3e383b2eb3e6961aec86fc5dbf124d4ed04f9751c99f86c6ce09314a9325 716217be0b59d813 1b135df1a1353f7a20f1f9ec28bbec8a477b96fc1ebb44da7eb60b09faf65475 9dd1dd68fb58b439 49ab9de4311bdcbdec5193c8f88563958f0e21406a86e40a51b3ec26ac8ade22 a6b9a6f6f661268a 38312b5d64b69979205b0ceebc4eed0119446194d842adae1f50b5591550c5c8 96a5c538c60619ef f47b358e29969196aff108ad28310e25ef44f93203ab395cdc6fb5a951c6ecd2 2f8eec2e560370dd d0a02fa34216244407d293e79c19917486606ca258389fbdaee10e31b762c2aa 53b6e2c94ec995b6 af78cf99d979b8df440959755686a0b76126f7c1cedd6f6e7e8e4f8f2921251e 333d0c7a4ad5d783 7879279b163c4ab919acea16ae434fb5c84cf2091b479e237926ef354722a7bc e7cf12860237795d ea464fdc33798343c911c76c650a42609a0e350722a6c4da0eeba9f5465801a1 $ niceblack.sh $BH $BC __ __ __ / / / /__ ____/ /__ / _ \/ / _ \/ __/ '_/ /_.__/_/\___/\__/_/\_\ ___ ___ ____ ___________ / _ \/ _ \/ / // __/_ / _ \ \_, / // /_ _/__ \ / /\_, / /___/\___/ /_//____//_//___/ ,----- .123 4567 89ab cdef -----, | | | .. .... .... .... .... .f | | 1. ...2 3d8b 37c5 7feb 1f | | 2. 4e42 .3c. 2396 1a6b 2f | | 3. 22cd 7c1. dd4d 461a 3f | '=== ==== ==== ==== ==== ===' ak: c452 94