# on receiving block 904586 here $ date -u '+%Y-%m-%dT%H:%M:%SZ' 2025-07-08T10:25:51Z # as written in the block header 2025-07-08T10:25:34Z $ uptime # since last reboot 10:25:51 up 155 days, 22:05, 0 users, load average: 3.79, 3.56, 3.10 $ battery.sh 138%, Power Supply Online $ uname -smnr Linux singer 6.6.37-0-lts x86_64 $ grep ^MemAvailable /proc/meminfo MemAvailable: 1602420 kB $ du -h -d1 .bitcoin/ 11.3G .bitcoin/indexes 2.8G .bitcoin/signet 3.8M .bitcoin/wallets 97.8G .bitcoin/blocks 10.9G .bitcoin/chainstate 122.8G .bitcoin/ $ df -h . Filesystem Size Used Available Use% Mounted on /dev/sda3 911.4G 840.5G 70.0G 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 904586 $ BH=$(bitcoin-cli getblockhash 904586); echo $BH 00000000000000000002480ad714de43e399d9481c180f15014b02339d6671d1 $ bitcoin-cli getblockheader 00000000000000000002480ad714de43e399d9481c180f15014b02339d6671d1 { "hash": "00000000000000000002480ad714de43e399d9481c180f15014b02339d6671d1", "confirmations": 1, "height": 904586, "version": 587087872, "versionHex": "22fe4000", "merkleroot": "c0a1306fd7e4a7df0f34318b6f997e40ef04e0379a8672d98fe23be6c74792dc", "time": 1751970334, "mediantime": 1751967773, "nonce": 2816928016, "bits": "17026816", "target": "0000000000000000000268160000000000000000000000000000000000000000", "difficulty": 116958512019762.1, "chainwork": "0000000000000000000000000000000000000000d09a3782deddd6b5b8f6962a", "nTx": 2385, "previousblockhash": "0000000000000000000206b590f9ea066d4abdfa7d789b378f2cae28cafe5b17" } $ echo $BH | tr 0 . | fold -w 4 | paste -d " " - - - - .... .... .... .... ...2 48.a d714 de43 e399 d948 1c18 .f15 .14b .233 9d66 71d1 $ : 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 904586 sf: ...2 48.a .f15 .14b 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 . 904586 sk: 71d1 74 $ : 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 . 904586 ak: 874c 74 ### niceblack moved to the end $ bitcoin-cli getmempoolinfo { "loaded": true, "size": 21992, "bytes": 10039077, "usage": 59292064, "total_fee": 0.04377974, "maxmempool": 300000000, "mempoolminfee": 0.00000100, "minrelaytxfee": 0.00000100, "incrementalrelayfee": 0.00000100, "unbroadcastcount": 0, "fullrbf": true } $ gmm.sh 435 ## Current epoch estimation is +6.22% ## 1418 of 2016, i.e. 70%, 598 to go ## Current and previous two in numbers: $ bitcoin-cli getnetworkhashps 2016 8.888012620460963e+20 $ bitcoin-cli getnetworkhashps 2016 903167 8.366861911869141e+20 $ bitcoin-cli getnetworkhashps 2016 901151 9.04687914735697e+20 $ bitcoin-cli gettxoutsetinfo muhash { "height": 904586, "bestblock": "00000000000000000002480ad714de43e399d9481c180f15014b02339d6671d1", "txouts": 167235504, "bogosize": 13102860738, "muhash": "f143be0b100920a26c883374475ec7218bef78c3dc48ebf374eea978dc60691b", "total_amount": 19889113.32914878, "total_unspendable_amount": 221.04585122, "block_info": { "prevout_spent": 2332.51216840, "coinbase": 3.14788512, "new_outputs_ex_coinbase": 2332.48928328, "unspendable": 0.00000000, "unspendables": { "genesis_block": 0.00000000, "bip30": 0.00000000, "scripts": 0.00000000, "unclaimed_rewards": 0.00000000 } } } $ bitcoin-cli getblockstats 904586 { "avgfee": 959, "avgfeerate": 2, "avgtxsize": 578, "blockhash": "00000000000000000002480ad714de43e399d9481c180f15014b02339d6671d1", "feerate_percentiles": [ 1, 1, 2, 2, 4 ], "height": 904586, "ins": 6932, "maxfee": 148088, "maxfeerate": 301, "maxtxsize": 73806, "medianfee": 333, "mediantime": 1751967773, "mediantxsize": 253, "minfee": 99, "minfeerate": 1, "mintxsize": 150, "outs": 7268, "subsidy": 312500000, "swtotal_size": 1185690, "swtotal_weight": 2729229, "swtxs": 2224, "time": 1751970334, "total_out": 233248928328, "total_size": 1379588, "total_weight": 3504821, "totalfee": 2288512, "txs": 2385, "utxo_increase": 336, "utxo_size_inc": 20031, "utxo_increase_actual": -128, "utxo_size_inc_actual": -9236 } $ bitcoin-cli getnettotals { "totalbytesrecv": 6047918995, "totalbytessent": 13183893521, "timemillis": 1751970352575, "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 19 2 21 out 15 0 15 3 4 total 34 2 36 Local addresses: n/a $ bitcoin-cli -addrinfo { "addresses_known": { "ipv4": 63157, "ipv6": 0, "onion": 0, "i2p": 0, "cjdns": 0, "total": 63157 } } $ halving.sh 904586 ===================================== Bitcoin Block Halving prediction ===================================== bc=904586 gbt=1231006505 bbt=1751970334 This is average time to mine a block (1751970334-1231006505)/904586 bts=575.9134599546533390375939 Now let's multiply that by 1050000 which is the block number of next halving and get the prediction: Fri Mar 3 17:10:13 UTC 2028 ------------------------------------- Next palindrome will be 905509 predicted to happen at this time: Mon Jul 14 14:05:02 UTC 2025 ------------------------------------- Current mining epoch number is 448. The next fortnight happens in block 905184 and probably around this time: Sat Jul 12 10:05:30 UTC 2025 ### 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 728a54fb2bae1004 fb990c98e254b9065a14b849c71e63de92249e74b3e432589ae5dcb92352e38d b3ed804c370d40e7 a48bede8229790e6837a53a0c77257d4971a0afa377ceebe7db2742fb8dbc0b0 d47ff7e823c0fe98 5401cbf99e32046b2baad1de220f62450eee22064561908c4af977587d4bf1b4 53bb91ceec877d95 f10c2f050891aa1468f7884dd304809843cc837621e47425d8cb24e7354d2e44 c7e3e2a02f2ba24b 2e5a47fe645cc5947a5d30bea3f360d0f0a63f8582a13586b6adf4cb9e298d7b 807efab60edcf18e 561b262613400c60ba780a0e0ead671be7d829869d42072be96745284daa23a1 06958821f75a85e7 613a5e798ccc08f94c468cb30f5f49d254fca9ccd180e8931e86a765933808c9 b580ea4cc1766007 e37f3e383b2eb3e6961aec86fc5dbf124d4ed04f9751c99f86c6ce09314a9325 716217be0b59d813 1b135df1a1353f7a20f1f9ec28bbec8a477b96fc1ebb44da7eb60b09faf65475 9dd1dd68fb58b439 49ab9de4311bdcbdec5193c8f88563958f0e21406a86e40a51b3ec26ac8ade22 a6b9a6f6f661268a 38312b5d64b69979205b0ceebc4eed0119446194d842adae1f50b5591550c5c8 96a5c538c60619ef f47b358e29969196aff108ad28310e25ef44f93203ab395cdc6fb5a951c6ecd2 2f8eec2e560370dd d0a02fa34216244407d293e79c19917486606ca258389fbdaee10e31b762c2aa 53b6e2c94ec995b6 af78cf99d979b8df440959755686a0b76126f7c1cedd6f6e7e8e4f8f2921251e 333d0c7a4ad5d783 7879279b163c4ab919acea16ae434fb5c84cf2091b479e237926ef354722a7bc e7cf12860237795d ea464fdc33798343c911c76c650a42609a0e350722a6c4da0eeba9f5465801a1 $ niceblack.sh $BH $BC | | | _ \ | _ \ _| | / _.__/_|\___/\__|_\_\ _ \ \ | | __| _ ) / \_ /( |__ _|__ \ _ \ _ \ _/\__/ _| ___/\___/\___/ ,----- .123 4567 89ab cdef -----, | | | .. .... .... .... .... .f | | 1. ...2 48.a d714 de43 1f | | 2. e399 d948 1c18 .f15 2f | | 3. .14b .233 9d66 71d1 3f | '=== ==== ==== ==== ==== ===' ak: 874c 74