# on receiving block 937704 here $ date -u '+%Y-%m-%dT%H:%M:%SZ' 2026-02-21T19:34:15Z # as written in the block header 2026-02-21T19:34:05Z $ uptime # since last reboot 19:34:15 up 5 days, 1:04, 0 users, load average: 1.83, 1.45, 1.30 $ battery.sh 100%, Power Supply Online $ uname -smnr Linux singer 6.18.2-0-lts x86_64 $ grep ^MemAvailable /proc/meminfo MemAvailable: 2301068 kB $ du -h -d1 .bitcoin/ 12.0G .bitcoin/indexes 4.2G .bitcoin/signet 2.6M .bitcoin/wallets 97.7G .bitcoin/blocks 18.6M .bitcoin/regtest 10.7G .bitcoin/chainstate 124.7G .bitcoin/ $ df -h . Filesystem Size Used Available Use% Mounted on /dev/sda3 911.4G 433.3G 477.2G 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 937704 $ BH=$(bitcoin-cli getblockhash 937704); echo $BH 00000000000000000001b990ae7a0bad2eb92a6a0c7414e09da810f9755c446f $ bitcoin-cli getblockheader 00000000000000000001b990ae7a0bad2eb92a6a0c7414e09da810f9755c446f { "hash": "00000000000000000001b990ae7a0bad2eb92a6a0c7414e09da810f9755c446f", "confirmations": 1, "height": 937704, "version": 569229312, "versionHex": "21edc000", "merkleroot": "aa2ad99fd4886ebdd07249d513443df8f99840f643dc7896889e9fcb0c16ab45", "time": 1771702445, "mediantime": 1771698683, "nonce": 753459611, "bits": "1701f303", "target": "00000000000000000001f3030000000000000000000000000000000000000000", "difficulty": 144398401518100.9, "chainwork": "0000000000000000000000000000000000000001113f80162b86b85648ee9972", "nTx": 3200, "previousblockhash": "00000000000000000001c7fe063ba6f628b49ea7a543bc1e969ed128f0656de5" } $ echo $BH | tr 0 . | fold -w 4 | paste -d " " - - - - .... .... .... .... ...1 b99. ae7a .bad 2eb9 2a6a .c74 14e. 9da8 1.f9 755c 446f $ : 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 937704 sf: ...1 b99. .bad .c74 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 . 937704 sk: 446f 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 . 937704 ak: bc63 64 ### niceblack moved to the end $ bitcoin-cli getmempoolinfo { "loaded": true, "size": 12638, "bytes": 8184177, "usage": 52166848, "total_fee": 0.00944468, "maxmempool": 300000000, "mempoolminfee": 0.00000100, "minrelaytxfee": 0.00000100, "incrementalrelayfee": 0.00000100, "unbroadcastcount": 0, "fullrbf": true, "permitbaremultisig": true, "maxdatacarriersize": 100000 } $ gmm.sh 115 ## Current epoch estimation is -1.59% ## 264 of 2016, i.e. 13%, 1752 to go ## Current and previous two in numbers: $ bitcoin-cli getnetworkhashps 2016 1.016371348539082e+21 $ bitcoin-cli getnetworkhashps 2016 937439 1.03283744073678e+21 $ bitcoin-cli getnetworkhashps 2016 935423 9.009048549126172e+20 $ bitcoin-cli gettxoutsetinfo muhash { "height": 937704, "bestblock": "00000000000000000001b990ae7a0bad2eb92a6a0c7414e09da810f9755c446f", "txouts": 164597089, "bogosize": 12896812720, "muhash": "17cc42f7ca1d6636ac9de095800011e37088774af42b5ced271998a6dcf5c128", "total_amount": 19992598.03170136, "total_unspendable_amount": 230.09329864, "block_info": { "prevout_spent": 3560.62964249, "coinbase": 3.14549168, "new_outputs_ex_coinbase": 3560.60915081, "unspendable": 0.00000000, "unspendables": { "genesis_block": 0.00000000, "bip30": 0.00000000, "scripts": 0.00000000, "unclaimed_rewards": 0.00000000 } } } $ bitcoin-cli getblockstats 937704 { "avgfee": 640, "avgfeerate": 2, "avgtxsize": 501, "blockhash": "00000000000000000001b990ae7a0bad2eb92a6a0c7414e09da810f9755c446f", "feerate_percentiles": [ 1, 1, 1, 2, 4 ], "height": 937704, "ins": 7982, "maxfee": 117675, "maxfeerate": 179, "maxtxsize": 100852, "medianfee": 224, "mediantime": 1771698683, "mediantxsize": 224, "minfee": 13, "minfeerate": 0, "mintxsize": 150, "outs": 8774, "subsidy": 312500000, "swtotal_size": 1419622, "swtotal_weight": 3250996, "swtxs": 3013, "time": 1771702445, "total_out": 356060915081, "total_size": 1604815, "total_weight": 3991768, "totalfee": 2049168, "txs": 3200, "utxo_increase": 792, "utxo_size_inc": 66696, "utxo_increase_actual": 423, "utxo_size_inc_actual": 36324 } $ bitcoin-cli getnettotals { "totalbytesrecv": 2171092916, "totalbytessent": 3811690937, "timemillis": 1771702455671, "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 16 2 18 out 14 0 14 2 4 total 30 2 32 Local services: witness, compact filters, network limited, p2p v2, libre Local addresses: n/a $ bitcoin-cli -addrinfo { "addresses_known": { "ipv4": 63183, "ipv6": 0, "onion": 0, "i2p": 0, "cjdns": 0, "total": 63183 } } $ halving.sh 937704 ===================================== Bitcoin Block Halving prediction ===================================== bc=937704 gbt=1231006505 bbt=1771702445 This is average time to mine a block (1771702445-1231006505)/937704 bts=576.6162492468313595427133 Now let's multiply that by 1050000 which is the block number of next halving and get the prediction: Sun Mar 12 06:09:03 UTC 2028 ------------------------------------- Next palindrome will be 937739 predicted to happen at this time: Sun Feb 22 01:10:26 UTC 2026 ------------------------------------- Current mining epoch number is 465. The next fortnight happens in block 939456 and probably around this time: Thu Mar 5 12:11:16 UTC 2026 ### v2_peerinfo are in v2_peerinfo-bitcoin.txt $ bitcoin-cli getpeerinfo | grep -w 'v2' | uniq -c 17 "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 2cc2e80f93695aca ba385c8844882d2702cdb00a26e72702146bee662683120fd43b334de6255303 03cffffea1416bf2 be5dd8d36dd8927acd6cb9cbd31f69b0ddcd2e077ed50ec33977c28dcf5eedba f8296a068f754e4c 5c1845bd354fde462110ba1bef6981b9beffcb4914bf835fda64b91840e6b1c4 dd5d423ffdfce6d9 92b1a5595109f486cb572f4abc1c928790458e82916de9a4234d515b949b712d 5047d5678d7df13f dac3ef2d593a5525694abff3e33c1cf62df1dc0d9d43c81ccf70558d3be1bba8 88985320f20ecc73 7f7529154a88587d520e6bc076980fe45b5d8b1213f2316a8919fa76648007c1 93f43076b3bb3924 453873ddb1828d8e7204c7324d58001b74ffb1f018a95874ae96fe31b646c477 e7bb3d482e5189fd 2153b16db6db1a7e4779009a2d739cf559fe98fd4ede61981dcae13281f3a3a8 e61e016b0081794e 4b5629a49e4e3ecc9ffeb79d72266d570418c253be1263d8a2e60a06104855d2 b3d9f9c3d0face61 3707672eeed142fc67c66ffa719199421e8522140664d80178276621b19e54d7 38a2937f5e488f1f 1026d34a876b4f5ac8388918208d7be5870ca50225edf96fa686d6bfad07549c 2f483f8248b737c5 c293b6efa35f215df540d7b5963cbc448e6cd10bc9f198e80b9cdd180a3a7334 8f35bb2a8edb5934 3718e11d556f393dcf244960f529609dadb0e8301c7496ec448032958cfe05f4 bf77d7a51641e024 ef9464f53ed7f52fdbb48dc1a9decac01aecfc19edbbb7a4a729a151ab12c716 952c29ffb60124fb d9a691c57556f6dcff6b3a78544859ffd11408291d871c2cf471c74c87248453 e5c7559171754df8 541ab09f16cac0fee80c679cb5e90ab5c08466761ca6f891cc3b0b5faf8c7e4e 45d75a23e21e1bae f7fe9231b21cb3df42b3e5aa9084a29ffae7b14f5356698be295e8d7d43ad7ad $ niceblack.sh $BH $BC _ _ _ | | | | | | | | | | __ __ | | |/ \_|/ / \_/ |/_) \_/ |__/\__/ \___/| \_/ __ _____________ __ / |/ \ / // \ | | \_/| __/ / /| ||__|_ | \ / / | | | |\___// / \__/ | ,----- .123 4567 89ab cdef -----, | | | .. .... .... .... .... .f | | 1. ...1 b99. ae7a .bad 1f | | 2. 2eb9 2a6a .c74 14e. 2f | | 3. 9da8 1.f9 755c 446f 3f | '=== ==== ==== ==== ==== ===' ak: bc63 64