# on receiving block 890012 here $ date -u '+%Y-%m-%dT%H:%M:%SZ' 2025-03-29T19:43:58Z # as written in the block header 2025-03-29T19:44:47Z $ uptime # since last reboot 19:43:58 up 55 days, 7:23, 0 users, load average: 0.59, 0.87, 1.33 $ battery.sh 100%, Power Supply Online $ uname -smnr Linux singer 6.6.37-0-lts x86_64 $ grep ^MemAvailable /proc/meminfo MemAvailable: 2036280 kB $ du -h -d1 .bitcoin/ 11.0G .bitcoin/indexes 1.5G .bitcoin/signet 3.3M .bitcoin/wallets 97.7G .bitcoin/blocks 11.1G .bitcoin/chainstate 121.4G .bitcoin/ $ df -h . Filesystem Size Used Available Use% Mounted on /dev/sda3 911.4G 828.7G 81.7G 91% / $ bitcoind -version Bitcoin Core daemon version v29.0rc2 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 890012 $ BH=$(bitcoin-cli getblockhash 890012); echo $BH 000000000000000000001d5ad713f9be9420e8507ff9258bacb43855ab063917 $ bitcoin-cli getblockheader 000000000000000000001d5ad713f9be9420e8507ff9258bacb43855ab063917 { "hash": "000000000000000000001d5ad713f9be9420e8507ff9258bacb43855ab063917", "confirmations": 1, "height": 890012, "version": 539394048, "versionHex": "20268000", "merkleroot": "8394328870385af44dd2728aacafb9f9ab4d7071d22cea82e0b6c49a15911989", "time": 1743277487, "mediantime": 1743275906, "nonce": 1063335230, "bits": "1702796c", "target": "00000000000000000002796c0000000000000000000000000000000000000000", "difficulty": 113757508810854, "chainwork": "0000000000000000000000000000000000000000b7f43a215aabf20075f6e1e0", "nTx": 559, "previousblockhash": "000000000000000000017e07a6aeae026b85021b04fa2539961a9f073acaf6f5" } $ echo $BH | tr 0 . | fold -w 4 | paste -d " " - - - - .... .... .... .... .... 1d5a d713 f9be 942. e85. 7ff9 258b acb4 3855 ab.6 3917 $ : 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 890012 sf: 942. e85. ab.6 3917 $ : 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 . 890012 sk: 3917 85 $ : 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 . 890012 ak: 13.5 85 ### niceblack moved to the end $ bitcoin-cli getmempoolinfo { "loaded": true, "size": 2225, "bytes": 22882048, "usage": 121970736, "total_fee": 0.23047034, "maxmempool": 300000000, "mempoolminfee": 0.00001000, "minrelaytxfee": 0.00001000, "incrementalrelayfee": 0.00001000, "unbroadcastcount": 0, "fullrbf": true } $ gmm.sh 1005 ## Current epoch estimation is +1.84% ## 956 of 2016, i.e. 47%, 1060 to go ## Current and previous two in numbers: $ bitcoin-cli getnetworkhashps 2016 8.287914977555433e+20 $ bitcoin-cli getnetworkhashps 2016 889055 8.137723199414077e+20 $ bitcoin-cli getnetworkhashps 2016 887039 8.027983237538049e+20 $ bitcoin-cli gettxoutsetinfo muhash { "height": 890012, "bestblock": "000000000000000000001d5ad713f9be9420e8507ff9258bacb43855ab063917", "txouts": 173878936, "bogosize": 13595230716, "muhash": "e4aced4fcfb71acd2c04a0dcb45e11049920d585c488a0bb0d8cec486675ef05", "total_amount": 19843569.68173961, "total_unspendable_amount": 220.94326039, "block_info": { "prevout_spent": 439.09366132, "coinbase": 3.13934620, "new_outputs_ex_coinbase": 439.07931512, "unspendable": 0.00000000, "unspendables": { "genesis_block": 0.00000000, "bip30": 0.00000000, "scripts": 0.00000000, "unclaimed_rewards": 0.00000000 } } } $ bitcoin-cli getblockstats 890012 { "avgfee": 2571, "avgfeerate": 1, "avgtxsize": 2101, "blockhash": "000000000000000000001d5ad713f9be9420e8507ff9258bacb43855ab063917", "feerate_percentiles": [ 1, 1, 1, 1, 2 ], "height": 890012, "ins": 7807, "maxfee": 57698, "maxfeerate": 94, "maxtxsize": 106232, "medianfee": 552, "mediantime": 1743275906, "mediantxsize": 225, "minfee": 120, "minfeerate": 1, "mintxsize": 151, "outs": 2256, "subsidy": 312500000, "swtotal_size": 438837, "swtotal_weight": 1056474, "swtxs": 485, "time": 1743277487, "total_out": 43907931512, "total_size": 1172631, "total_weight": 3991650, "totalfee": 1434620, "txs": 559, "utxo_increase": -5551, "utxo_size_inc": -426392, "utxo_increase_actual": -5572, "utxo_size_inc_actual": -428476 } $ bitcoin-cli getnettotals { "totalbytesrecv": 2807962273, "totalbytessent": 5665033404, "timemillis": 1743277438872, "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 v29.0rc2 - server 70016/Satoshi:29.0.0/ ipv4 npr total block manual in 33 1 34 out 12 0 12 3 1 total 45 1 46 Local addresses: n/a $ bitcoin-cli -addrinfo { "addresses_known": { "ipv4": 60685, "ipv6": 3, "onion": 0, "i2p": 0, "cjdns": 0, "total": 60688 } } $ halving.sh 890012 ===================================== Bitcoin Block Halving prediction ===================================== bc=890012 gbt=1231006505 bbt=1743277487 This is average time to mine a block (1743277487-1231006505)/890012 bts=575.5769657297140603564217 Now let's multiply that by 1050000 which is the block number of next halving and get the prediction: Mon Feb 28 15:01:34 UTC 2028 ------------------------------------- Next palindrome will be 890098 predicted to happen at this time: Sun Mar 30 09:29:46 UTC 2025 ------------------------------------- Current mining epoch number is 441. The next fortnight happens in block 891072 and probably around this time: Sat Apr 5 21:13:18 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 6fc956b6f25824bd 3bc6afdc1025e2842d8e3ad6eab92cb4e6e38312182c4c007d3400f8e17e7af2 ba5d1c85adc9358e 5fb19e6f926c81dcf44d70dbce409e2bee821041c73d1d0da3b23142808e451b fe0f501d350b6599 77e31a42f2ab6993cd1c8ff4b848ce23f3e08a2ae1cb197dea525eebe405ad68 56c71123744a41c1 e43b6cb96b7bace4097c05693eafd1f5008cdb656bdc756881adc91b81b4a220 487aef95a6565dfe 4979e631f661e15504386b56fb3dae2dabb892e9a6ffd1f2e2cd2993be2c0c34 e792346f41e8d737 daec44129f4c5c91f0e2ff92eafffd3130386609370e5f4aedbe9f6a10e18075 52db280f6f71d760 95b02b704d9bba64ede1a5e6677d4a5c9e8fd4d83ba18f7bed2577bc64554e46 7614c968f106a939 6473fd4899c7ee27aa529567adb0243bb1cada0dd17059228f7b8810f05fe919 dc41b5614875a6af d24727124027f3d952abe4ec936e0ee1dd3efb0146bfdfcc91fea7387587f99b $ niceblack.sh $BH $BC _|_| _|_| _| _| _| _| _| _| _| _|_| _|_|_| _| _| _| _| _| _| _| _|_| _|_|_| _| _| _| _|_| _| _| _|_| _| _| _| _| _| _| _| _| _| _| _| _| _|_|_|_| ,----- .123 4567 89ab cdef -----, | | | .. .... .... .... .... .f | | 1. .... 1d5a d713 f9be 1f | | 2. 942. e85. 7ff9 258b 2f | | 3. acb4 3855 ab.6 3917 3f | '=== ==== ==== ==== ==== ===' ak: 13.5 85