# on receiving block 936220 here $ date -u '+%Y-%m-%dT%H:%M:%SZ' 2026-02-12T12:44:12Z # as written in the block header 2026-02-12T12:43:56Z $ uptime # since last reboot 12:44:12 up 16 days, 9 min, 0 users, load average: 14.38, 5.62, 2.62 $ battery.sh 100%, Power Supply Online $ uname -smnr Linux singer 6.18.2-0-lts x86_64 $ grep ^MemAvailable /proc/meminfo MemAvailable: 2127060 kB $ du -h -d1 .bitcoin/ 12.0G .bitcoin/indexes 4.1G .bitcoin/signet 88.8M .bitcoin/wallets 97.8G .bitcoin/blocks 18.6M .bitcoin/regtest 10.5G .bitcoin/chainstate 124.7G .bitcoin/ $ df -h . Filesystem Size Used Available Use% Mounted on /dev/sda3 911.4G 433.2G 477.3G 48% / $ bitcoind -version Bitcoin Core daemon version v30.2.0 bitcoind Copyright (C) 2009-2026 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 936220 $ BH=$(bitcoin-cli getblockhash 936220); echo $BH 000000000000000000004b833aed7c09aa417f6905c7caa3ec7e221f898b41bb $ bitcoin-cli getblockheader 000000000000000000004b833aed7c09aa417f6905c7caa3ec7e221f898b41bb { "hash": "000000000000000000004b833aed7c09aa417f6905c7caa3ec7e221f898b41bb", "confirmations": 1, "height": 936220, "version": 537214976, "versionHex": "20054000", "merkleroot": "0c88ccac6f075fd65b9057c216d3396531874d382e3486f8809486b35bb23e28", "time": 1770900236, "mediantime": 1770895508, "nonce": 2500109811, "bits": "17023c7e", "target": "000000000000000000023c7e0000000000000000000000000000000000000000", "difficulty": 125864590119494.3, "chainwork": "00000000000000000000000000000000000000010e96744890ff7988a0188cd6", "nTx": 3970, "previousblockhash": "0000000000000000000220347d5afeaa5dca3569bc0127158469a41ca4d018ed" } $ echo $BH | tr 0 . | fold -w 4 | paste -d " " - - - - .... .... .... .... .... 4b83 3aed 7c.9 aa41 7f69 .5c7 caa3 ec7e 221f 898b 41bb $ : 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 936220 sf: 7c.9 .5c7 41bb $ : 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 . 936220 sk: 41bb 95 $ : 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 . 936220 ak: 117a 95 ### niceblack moved to the end $ bitcoin-cli getmempoolinfo { "loaded": true, "size": 15918, "bytes": 37277227, "usage": 172777472, "total_fee": 0.04525095, "maxmempool": 300000000, "mempoolminfee": 0.00000100, "minrelaytxfee": 0.00000100, "incrementalrelayfee": 0.00000100, "unbroadcastcount": 0, "fullrbf": true, "permitbaremultisig": true, "maxdatacarriersize": 100000 } $ gmm.sh 121 ## Current epoch estimation is +6.74% ## 796 of 2016, i.e. 39%, 1220 to go ## Current and previous two in numbers: $ bitcoin-cli getnetworkhashps 2016 9.617089845243322e+20 $ bitcoin-cli getnetworkhashps 2016 935423 9.009048549126172e+20 $ bitcoin-cli getnetworkhashps 2016 933407 1.013538089664451e+21 $ bitcoin-cli gettxoutsetinfo muhash { "height": 936220, "bestblock": "000000000000000000004b833aed7c09aa417f6905c7caa3ec7e221f898b41bb", "txouts": 164454749, "bogosize": 12887002894, "muhash": "8745bf4a3f4d4a110d25b1ac10d670709937b39b80d016d06e85a8ec0f79260a", "total_amount": 19987960.53192800, "total_unspendable_amount": 230.09307200, "block_info": { "prevout_spent": 5170.58873361, "coinbase": 3.13127272, "new_outputs_ex_coinbase": 5170.58246089, "unspendable": 0.00000000, "unspendables": { "genesis_block": 0.00000000, "bip30": 0.00000000, "scripts": 0.00000000, "unclaimed_rewards": 0.00000000 } } } $ bitcoin-cli getblockstats 936220 { "avgfee": 158, "avgfeerate": 0, "avgtxsize": 494, "blockhash": "000000000000000000004b833aed7c09aa417f6905c7caa3ec7e221f898b41bb", "feerate_percentiles": [ 0, 0, 0, 0, 1 ], "height": 936220, "ins": 5175, "maxfee": 100000, "maxfeerate": 713, "maxtxsize": 198818, "medianfee": 34, "mediantime": 1770895508, "mediantxsize": 367, "minfee": 17, "minfeerate": 0, "mintxsize": 150, "outs": 11382, "subsidy": 312500000, "swtotal_size": 1914612, "swtotal_weight": 3797319, "swtxs": 3893, "time": 1770900236, "total_out": 517058246089, "total_size": 1963259, "total_weight": 3991907, "totalfee": 627272, "txs": 3970, "utxo_increase": 6207, "utxo_size_inc": 441470, "utxo_increase_actual": 2738, "utxo_size_inc_actual": 232014 } $ bitcoin-cli getnettotals { "totalbytesrecv": 458592923, "totalbytessent": 1008634480, "timemillis": 1770900253009, "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 v30.2.0 - server 70016/Satoshi:30.2.0/ ipv4 npr total block libre in 27 2 29 out 14 0 14 2 4 total 41 2 43 Local services: witness, compact filters, network limited, p2p v2, libre Local addresses: n/a $ bitcoin-cli -addrinfo { "addresses_known": { "ipv4": 62706, "ipv6": 0, "onion": 0, "i2p": 0, "cjdns": 0, "total": 62706 } } $ halving.sh 936220 ===================================== Bitcoin Block Halving prediction ===================================== bc=936220 gbt=1231006505 bbt=1770900236 This is average time to mine a block (1770900236-1231006505)/936220 bts=576.6733826735354152491772 Now let's multiply that by 1050000 which is the block number of next halving and get the prediction: Sun Mar 12 22:48:53 UTC 2028 ------------------------------------- Next palindrome will be 936639 predicted to happen at this time: Sun Feb 15 07:51:02 UTC 2026 ------------------------------------- Current mining epoch number is 464. The next fortnight happens in block 937440 and probably around this time: Fri Feb 20 16:09:37 UTC 2026 ### v2_peerinfo are in v2_peerinfo-bitcoin.txt $ bitcoin-cli getpeerinfo | grep -w 'v2' | uniq -c 21 "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 90b8e55beee669e2 5fd8b742bc7ff41a557aeecb6e8125885a4873e3c812885795078994755d780e 200a1ee50612a94b 259dc202f1de0b54bb9c8caac519d794deb9a2d11a654219678a3353cc12faba 805734b1eea79556 1f6283766da6f6e1950f8a45a5d28bbc0702b3516840fb6c7e16163183eff9e1 8e0a3584cd1e7942 ee0d9b195c45f2e0ea72578e4dc8226c00fedf479318b00419a84a9356294f83 e4e0241ae017d60e 8ff535dd084950377a13138193e3f07ac2a86027ec6ead55f3ce5fa6ff494bf4 888cfb68a885f9ef 08f7b72f1ced3fad18fe01570dbacffdbe5f7e2b4e948f491d1b26bd655bcd75 a18aacb2ecfb0638 55a25dd18a6b429c90d7bcbb85308b1479c04d3d37f8e2a91ceb4418c0dc7a46 fbc25ca58b448a3a 7bd23a78219658c690618787a2cd54a8812d8215ec97febed47d902b8e632523 c2aab999220c5e3b 618c7f94e2bbc2a6fcc77a1e50136aa6eeebaa8fb213ca446a7c541b45d390d5 2f483f8248b737c5 76a9fd901a4bf00cca315b9eb5db139c18443eb5208ea21ed49d952e62c11062 952c29ffb60124fb 1b7dad56c350e045afeca349339dc75d1440da7f47167955669d89cf1883b67f 93f43076b3bb3924 b189df26cf01d152f48b41bd152eb5a28dcc3475d9520e16844d78e0d962f73f e7bb3d482e5189fd 9a8f94be200abee187f4edb9d72e75a0328bfb3a6ff2d52e480d66e381a27e5b ccdc0ed8b1ab06db 3c17107278af137840babf5fe839378176302c84b97f9a748e2a56b83c1374aa 957c1fe645d7c11c 52d1acdd1e18e915e12d6ed64e8e8b9c5b0cbd0b67e1c110693bf02d239d720f e7750ae540e7badd bde084626ad1567fc1020d0779c6f930944c8b0a939c63144ef3ce910867c7ae e5297bf53b370ece 1a0bfd267e0eaf9fc21a7995bc010eccbdeb289a004687779f188ef55c859eb2 a62c5b2c2fed928d f633e20d514e04a95819c819687b795edafe283430355193f34fccb1efcc4083 a28e4ff1304935b9 4d5418a4b0155c145e7f9fc27c825fdbeb5ea7e7a96713901ff20b43e2659771 8a7e6974f5f5f923 1f99049189a43b050623b1ba7590e9ad0567d3180bb8b55a4aeb106a394ad368 ca74e9bc306ed1c3 28ace9bcb4c45fd1721789c7bd99f0e4d183b66d5f3b51f67bcd9b6ab2373c07 $ niceblack.sh $BH $BC _ _ _ | |__| |___ __| |__ | '_ \ / _ \/ _| / / |_.__/_\___/\__|_\_\ ___ ____ __ ___ ___ __ / _ \__ / / /|_ )_ ) \ \_, /|_ \/ _ \/ / / / () | /_/|___/\___/___/___\__/ ,----- .123 4567 89ab cdef -----, | | | .. .... .... .... .... .f | | 1. .... 4b83 3aed 7c.9 1f | | 2. aa41 7f69 .5c7 caa3 2f | | 3. ec7e 221f 898b 41bb 3f | '=== ==== ==== ==== ==== ===' ak: 117a 95