# on receiving block 931507 here $ date -u '+%Y-%m-%dT%H:%M:%SZ' 2026-01-09T05:46:41Z # as written in the block header 2026-01-09T05:46:29Z $ uptime # since last reboot 05:46:41 up 148 days, 15:37, 0 users, load average: 0.72, 1.01, 1.18 $ battery.sh 50%, Power Supply Online $ uname -smnr Linux singer 6.12.40-0-lts x86_64 $ grep ^MemAvailable /proc/meminfo MemAvailable: 1949860 kB $ du -h -d1 .bitcoin/ 1.5G .bitcoin/testnet4 11.9G .bitcoin/indexes 4.0G .bitcoin/signet 41.9M .bitcoin/wallets 97.7G .bitcoin/blocks 18.6M .bitcoin/regtest 10.6G .bitcoin/chainstate 125.9G .bitcoin/ $ df -h . Filesystem Size Used Available Use% Mounted on /dev/sda3 911.4G 832.5G 78.0G 91% / $ 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 getblockcount); echo $BC 931507 $ BH=$(bitcoin-cli getblockhash 931507); echo $BH 00000000000000000000d22d84fa80dd46f488647a6e175fb047fd316eb0ccf4 $ bitcoin-cli getblockheader 00000000000000000000d22d84fa80dd46f488647a6e175fb047fd316eb0ccf4 { "hash": "00000000000000000000d22d84fa80dd46f488647a6e175fb047fd316eb0ccf4", "confirmations": 1, "height": 931507, "version": 883212288, "versionHex": "34a4c000", "merkleroot": "1e22255d4dc59544c2cd14ab84a82865ab0a7a3d6f976224b43df68aa95ab3b1", "time": 1767937589, "mediantime": 1767933388, "nonce": 1664136506, "bits": "1701ebf2", "target": "00000000000000000001ebf20000000000000000000000000000000000000000", "difficulty": 146472570619930.8, "chainwork": "0000000000000000000000000000000000000001055ea729be6ae46165450dd4", "nTx": 2565, "previousblockhash": "0000000000000000000010e6a183d84daae90677063b3e2be9e8ceef921f07a9" } $ echo $BH | tr 0 . | fold -w 4 | paste -d " " - - - - .... .... .... .... .... d22d 84fa 8.dd 46f4 8864 7a6e 175f b.47 fd31 6eb. ccf4 $ : 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 931507 sf: 8.dd b.47 6eb. ccf4 $ : 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 . 931507 sk: ccf4 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 . 931507 ak: 9a99 85 ### niceblack moved to the end $ bitcoin-cli getmempoolinfo { "loaded": true, "size": 61450, "bytes": 26068009, "usage": 170820928, "total_fee": 0.03850759, "maxmempool": 300000000, "mempoolminfee": 0.00000100, "minrelaytxfee": 0.00000100, "incrementalrelayfee": 0.00000100, "unbroadcastcount": 0, "fullrbf": true, "permitbaremultisig": true, "maxdatacarriersize": 100000 } $ gmm.sh 147 ## Current epoch estimation is -0.25% ## 115 of 2016, i.e. 5%, 1901 to go ## Current and previous two in numbers: $ bitcoin-cli getnetworkhashps 2016 1.045348318348934e+21 $ bitcoin-cli getnetworkhashps 2016 931391 1.048049552337457e+21 $ bitcoin-cli getnetworkhashps 2016 929375 1.06126766979058e+21 $ bitcoin-cli gettxoutsetinfo muhash { "height": 931507, "bestblock": "00000000000000000000d22d84fa80dd46f488647a6e175fb047fd316eb0ccf4", "txouts": 166254674, "bogosize": 13019619149, "muhash": "421964a8fd095fa5f65dad0e01ebdc49774f6a279e02ad1ab401e58fe8ed5741", "total_amount": 19973232.40919902, "total_unspendable_amount": 230.09080098, "block_info": { "prevout_spent": 2800.87343728, "coinbase": 3.14041302, "new_outputs_ex_coinbase": 2800.85802425, "unspendable": 0.00000001, "unspendables": { "genesis_block": 0.00000000, "bip30": 0.00000000, "scripts": 0.00000001, "unclaimed_rewards": 0.00000000 } } } $ bitcoin-cli getblockstats 931507 { "avgfee": 601, "avgfeerate": 1, "avgtxsize": 650, "blockhash": "00000000000000000000d22d84fa80dd46f488647a6e175fb047fd316eb0ccf4", "feerate_percentiles": [ 0, 0, 1, 2, 3 ], "height": 931507, "ins": 10148, "maxfee": 75850, "maxfeerate": 100, "maxtxsize": 147544, "medianfee": 215, "mediantime": 1767933388, "mediantxsize": 222, "minfee": 0, "minfeerate": 0, "mintxsize": 139, "outs": 5780, "subsidy": 312500000, "swtotal_size": 1485749, "swtotal_weight": 3264104, "swtxs": 2374, "time": 1767937589, "total_out": 280085802426, "total_size": 1667382, "total_weight": 3990636, "totalfee": 1541302, "txs": 2565, "utxo_increase": -4368, "utxo_size_inc": -353837, "utxo_increase_actual": -5190, "utxo_size_inc_actual": -414557 } $ bitcoin-cli getnettotals { "totalbytesrecv": 2256095416, "totalbytessent": 5109706908, "timemillis": 1767937602195, "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 v30.1.0 - server 70016/Satoshi:30.1.0/ ipv4 npr total block libre in 26 2 28 out 14 0 14 2 4 total 40 2 42 Local services: witness, compact filters, network limited, p2p v2, libre Local addresses: n/a $ bitcoin-cli -addrinfo { "addresses_known": { "ipv4": 61912, "ipv6": 0, "onion": 0, "i2p": 0, "cjdns": 0, "total": 61912 } } $ halving.sh 931507 ===================================== Bitcoin Block Halving prediction ===================================== bc=931507 gbt=1231006505 bbt=1767937589 This is average time to mine a block (1767937589-1231006505)/931507 bts=576.4105987280839241316231 Now let's multiply that by 1050000 which is the block number of next halving and get the prediction: Thu Mar 9 18:10:10 UTC 2028 ------------------------------------- Next palindrome will be 932239 predicted to happen at this time: Wed Jan 14 02:58:41 UTC 2026 ------------------------------------- Current mining epoch number is 462. The next fortnight happens in block 933408 and probably around this time: Wed Jan 21 22:09:05 UTC 2026 ### 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 80a814ed85a41b55 2a9d0171a11b89843c7a1cc744980504b9da457952e9667f1dc7455438514428 7d86c05aacd07b59 0ee7654f654c29c29d7be365481c44be84f9cf3a381d67312382bd2bbd2f4926 450e826538b39b32 e077795d47342d66b6f61a90a24b09e125a1bd40568a116f7323ab39311eb584 13e286edfca5e630 5c832f51dcda9b39a46b607bcf89f3ad92a59db4a0fcd15154ac257af3b569f8 66b50cef4f8a020c bc9afa2949291910e123ab2ad0971bd6e8488f6a0bdff5b9f7897c772a0307c7 73a7f992c7ffb608 0af5a154c30ec0c58dcb478ec993c61792d5cec65456861b40aa344ffb0b302e decf2ce7f6499136 8a235c43bc4f49028cb9a6e9de8f41728c1673fdfc1d280045b239c3b5fe8298 7716053ad5fe1196 8292c5f0a9977ad76dd747f7bb766c7906a916ca9af6c90d8639f3b418563830 b84b0a562bc7fbfd b9c15fd97d804941449c9db4403ce39f1d887914fd878034268914c2995a37f7 f8de2846a0fa3161 d20793a19a11f5de9ba107b2cc14e88713bbb9ede2d1efe0bee457ad30f1e7d1 d9a2bbafe452eb73 468962fc985ad4121be04157365d343aedd43994081c9f3aee7f666bb098d9b9 ce8d39c75e03a6c8 4e6824cc8cfa8f8b32a09014cfdb4d4a9453039f33390b6cd5e1ae0cafc97b76 2a949470987d4a1c 8146fd1091a92d4893faa1d24660fab7a0849546d36779b6f2940e36d40babc7 bf84cb0471ea5381 82de0c0dae5e896ff991397c60b95b7ff5be936b9e0405d6ce3edc09a5a62aeb 5edd4df6e5dd001e 7d1fab146d309af70f662879e34f20ca1caae5388790013ab5bdbd362f6ccbfc d41ad715a9c8aba7 e61b8de4418ad589cc4b2a702928c2d7dfa10cbc090d1ae9b00007047f4a6f9a $ niceblack.sh $BH $BC __ __ __ / / / /__ ____/ /__ / _ \/ / _ \/ __/ '_/ /_.__/_/\___/\__/_/\_\ ___ ___________ ___ ____ / _ \|_ < / __// _ \/_ / \_, //_