# on receiving block 902379 here $ date -u '+%Y-%m-%dT%H:%M:%SZ' 2025-06-23T03:37:12Z # as written in the block header 2025-06-23T03:37:15Z $ uptime # since last reboot 03:37:12 up 140 days, 15:16, 0 users, load average: 2.93, 2.00, 1.92 $ battery.sh 127%, Power Supply Online $ uname -smnr Linux singer 6.6.37-0-lts x86_64 $ grep ^MemAvailable /proc/meminfo MemAvailable: 2104316 kB $ du -h -d1 .bitcoin/ 11.3G .bitcoin/indexes 2.6G .bitcoin/signet 3.4M .bitcoin/wallets 97.6G .bitcoin/blocks 10.8G .bitcoin/chainstate 122.4G .bitcoin/ $ df -h . Filesystem Size Used Available Use% Mounted on /dev/sda3 911.4G 837.1G 73.3G 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 902379 $ BH=$(bitcoin-cli getblockhash 902379); echo $BH 00000000000000000001b6306622c057447fa170b2dab332896f973d097bfb50 $ bitcoin-cli getblockheader 00000000000000000001b6306622c057447fa170b2dab332896f973d097bfb50 { "hash": "00000000000000000001b6306622c057447fa170b2dab332896f973d097bfb50", "confirmations": 1, "height": 902379, "version": 537001984, "versionHex": "20020000", "merkleroot": "01c3b2d589a204e3766674d026219bd3ec369dbbebd9195d442015f6078f9981", "time": 1750649835, "mediantime": 1750647070, "nonce": 1699224544, "bits": "17023a04", "target": "000000000000000000023a040000000000000000000000000000000000000000", "difficulty": 126411437451912.2, "chainwork": "0000000000000000000000000000000000000000cceaaf8cdcdea096e568f050", "nTx": 2564, "previousblockhash": "000000000000000000005d74bd8bba65ff0c8c1b7f879c2f526bda1c8e30db92" } $ echo $BH | tr 0 . | fold -w 4 | paste -d " " - - - - .... .... .... .... ...1 b63. 6622 c.57 447f a17. b2da b332 896f 973d .97b fb5. $ : 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 902379 sf: ...1 b63. c.57 a17. 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 . 902379 sk: fb5. 64 $ : 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 . 902379 ak: 18da 64 ### niceblack moved to the end $ bitcoin-cli getmempoolinfo { "loaded": true, "size": 59141, "bytes": 12195121, "usage": 93229488, "total_fee": 0.01827165, "maxmempool": 300000000, "mempoolminfee": 0.00000100, "minrelaytxfee": 0.00000100, "incrementalrelayfee": 0.00000100, "unbroadcastcount": 0, "fullrbf": true } $ gmm.sh 149 ## Current epoch estimation is -2.96% ## 1227 of 2016, i.e. 60%, 789 to go ## Current and previous two in numbers: $ bitcoin-cli getnetworkhashps 2016 8.778340507788634e+20 $ bitcoin-cli getnetworkhashps 2016 901151 9.04687914735697e+20 $ bitcoin-cli getnetworkhashps 2016 899135 9.088485232729964e+20 $ bitcoin-cli gettxoutsetinfo muhash { "height": 902379, "bestblock": "00000000000000000001b6306622c057447fa170b2dab332896f973d097bfb50", "txouts": 168236554, "bogosize": 13178786711, "muhash": "d280576bda057818aee3dfe7ecadfc8cbbc53d54bd38b8e02c7f9200c0e12bc3", "total_amount": 19882216.45737158, "total_unspendable_amount": 221.04262842, "block_info": { "prevout_spent": 623.29293322, "coinbase": 3.14124576, "new_outputs_ex_coinbase": 623.27668746, "unspendable": 0.00000000, "unspendables": { "genesis_block": 0.00000000, "bip30": 0.00000000, "scripts": 0.00000000, "unclaimed_rewards": 0.00000000 } } } $ bitcoin-cli getblockstats 902379 { "avgfee": 633, "avgfeerate": 1, "avgtxsize": 593, "blockhash": "00000000000000000001b6306622c057447fa170b2dab332896f973d097bfb50", "feerate_percentiles": [ 1, 1, 1, 2, 2 ], "height": 902379, "ins": 6760, "maxfee": 148088, "maxfeerate": 711, "maxtxsize": 73807, "medianfee": 206, "mediantime": 1750647070, "mediantxsize": 353, "minfee": 100, "minfeerate": 1, "mintxsize": 150, "outs": 8067, "subsidy": 312500000, "swtotal_size": 1189236, "swtotal_weight": 2664402, "swtxs": 2493, "time": 1750649835, "total_out": 62327668746, "total_size": 1521097, "total_weight": 3991846, "totalfee": 1624576, "txs": 2564, "utxo_increase": 1307, "utxo_size_inc": 69393, "utxo_increase_actual": -267, "utxo_size_inc_actual": -23206 } $ bitcoin-cli getnettotals { "totalbytesrecv": 757559166, "totalbytessent": 1249019552, "timemillis": 1750649833123, "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 27 2 29 out 14 0 14 2 4 total 41 2 43 Local addresses: n/a $ bitcoin-cli -addrinfo { "addresses_known": { "ipv4": 64558, "ipv6": 0, "onion": 0, "i2p": 0, "cjdns": 0, "total": 64558 } } $ halving.sh 902379 ===================================== Bitcoin Block Halving prediction ===================================== bc=902379 gbt=1231006505 bbt=1750649835 This is average time to mine a block (1750649835-1231006505)/902379 bts=575.8586515658591724107360 Now let's multiply that by 1050000 which is the block number of next halving and get the prediction: Fri Mar 3 01:11:05 UTC 2028 ------------------------------------- Next palindrome will be 903309 predicted to happen at this time: Sun Jun 29 08:23:03 UTC 2025 ------------------------------------- Current mining epoch number is 447. The next fortnight happens in block 903168 and probably around this time: Sat Jun 28 09:49:47 UTC 2025 ### v2_peerinfo are in v2_peerinfo-bitcoin.txt $ bitcoin-cli getpeerinfo | grep -w 'v2' | uniq -c 20 "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 429c6e356e5637ac 6a9481eb84fb394a493f5eb12417689d95074f32c34ff166273cd5b10bf91eae 2e87a04adfb4bcc9 e1d6fcefcc176e992c4742d61c12ef5de3a70a758de95db84a350e3a8efd0e07 e24beefb536b6042 f0f83a6ec10480da1cfc04c43614bf453b60b764f2c5f1c9b96d3af70587ebfe 96a5c538c60619ef fe0cfa6d6510428111114e906a3ddd1c7b84c08382afe5d15597d4f22c5a573b be0dcf1bf3fb09a6 3205e6176641fd4077dccc0ddab4dac59119215e787b8ce68cc0832f20103c50 37beebdbc4126519 50358299d65e827ca64237a4922e422ba76deb2b5cc70df987feb90d406b3298 716217be0b59d813 9c73bc848b96059f2e6b5684d4d581b5c854efe5b06e3607c51b05143a285196 2f483f8248b737c5 1c9e94da9aee6cc0b0e3e165f170b82663539889a26186778458934125ea1b2d 6d3ccba567be6d52 ae8770e69e6c825400ce92535ff9bd4e0d4a22dc177da7beca2cb76304069d2b d9e15c496b09d73b 82e1753afb5ec558931b35ebb46c83eec3a021d466e850110d62201bb88c9a87 0a32c6cc34b48b02 e1640e35f6a259db728ed0fd42eaf98750b5d794ee3cc30a30652455644bbdb1 5dcf7605098419f5 c835a1b6e2b6569af05ce12b981a25981511caaf21a987a201c2e662b228650a 952c29ffb60124fb f7fa3081095da7ad8b590f75b782822c27e4a3e79f1f07d0d743666b79607879 e1614a5bc8c5c673 bd3976a31aefc718d04c024c5449a6c645085110596d54fdfaee2f48a9ac1295 f0ef34b15c3cc355 c36ec6e6fd10ce7ff5d9109434abf95177d802c5191efbf333ebecb81d74595b f48f5f43ee150559 cf8bf7c0526eeaddc87466651d6aac7d6687bdaf8fcdc5767b7e6125cef3b8cf d809d58b3fd95718 fcee1521d10ed3a79e02dcb27284844ec029aa6e45cbb62e32f23b8c576d8c5e fa13e8b03187ffe2 b561b31f8f02315eca3fc9551fe803f87fd22444c1506ef44d94ab79c7a837c8 2818592a2df36ca9 c1d103432787b21997a76f728d0b3857cb78c4d885ea154b1f12c1defd07d752 a3be9852059393f4 3f387c18e22e2d72d43dd9dbf3f04db08353993ba222c118e458d3ef3f6cfe08 $ niceblack.sh $BH $BC _ _ _ | | | | | | | | | | __ __ | | |/ \_|/ / \_/ |/_) \_/ |__/\__/ \___/| \_/ __ __ __ ________ __ / | / \/ )/ \ // | \_/|| | / __/ / \_/| || |/ \ / | | \__//___\___// | ,----- .123 4567 89ab cdef -----, | | | .. .... .... .... .... .f | | 1. ...1 b63. 6622 c.57 1f | | 2. 447f a17. b2da b332 2f | | 3. 896f 973d .97b fb5. 3f | '=== ==== ==== ==== ==== ===' ak: 18da 64