Band

A cross-chain data oracle platform that is able to take real-world data and supply it to on-chain applications, while also connecting APIs to smart-contracts to facilitate the exchange of information between on-chain and off-chain data sources.

Chain ID: laozi-mainnet | Node Version: v2.5.4

Explorers

https://cosmotracker.com/band

Public endpoints

RPC: https://band-rpc.stakerhouse.com
REST: https://band-rest.stakerhouse.com
GRPC: band-grpc.stakerhouse.com:443

Node Snapshot

Height: 32557943 (2024-09-07T08:31:09Z) | Size: 13.0 GB

Update & install aria2, lz4

sudo apt update && sudo apt install aria2 lz4 -y

Stop bandd service & reset

sudo service bandd stop
cp $HOME/.band/data/priv_validator_state.json $HOME/.band/priv_validator_state.json.backup
bandd tendermint unsafe-reset-all --home $HOME/.band --keep-addr-book

Download & extract snapshot

aria2c -x 8 -s 8 https://snapshots.stakerhouse.com/band/band_32557943.tar.lz4 && lz4 -c -d band_32557943.tar.lz4 | tar -x -C $HOME/.band && rm band_32557943.tar.lz4
mv $HOME/.band/priv_validator_state.json.backup $HOME/.band/data/priv_validator_state.json

Start bandd service & monitor logs

sudo service bandd start && sudo journalctl -u bandd -f --output cat

State sync

Stop bandd service & reset

sudo service bandd stop
cp $HOME/.band/data/priv_validator_state.json $HOME/.band/priv_validator_state.json.backup
bandd tendermint unsafe-reset-all --home $HOME/.band --keep-addr-book

Configure state sync

SYNC_RPC="https://band-rpc.stakerhouse.com:443"
SYNC_PEER="8ce6fbbff20edcc17c6dbf4ef282857336ba6bcf@bea.stakerhouse.com:12956"
LATEST_HEIGHT=$(curl -s $SYNC_RPC/block | jq -r .result.block.header.height); \
BLOCK_HEIGHT=$((LATEST_HEIGHT - 1000)); \
TRUST_HASH=$(curl -s "$SYNC_RPC/block?height=$BLOCK_HEIGHT" | jq -r .result.block_id.hash)

sed -i \
  -e "s|^enable *=.*|enable = true|" \
  -e "s|^rpc_servers *=.*|rpc_servers = \"$SYNC_RPC,$SYNC_RPC\"|" \
  -e "s|^trust_height *=.*|trust_height = $BLOCK_HEIGHT|" \
  -e "s|^trust_hash *=.*|trust_hash = \"$TRUST_HASH\"|" \
  -e "s|^persistent_peers *=.*|persistent_peers = \"$SYNC_PEER\"|" \
  $HOME/.band/config/config.toml

mv $HOME/.band/priv_validator_state.json.backup $HOME/.band/data/priv_validator_state.json

Start bandd service & monitor logs

sudo service bandd start && \
sudo journalctl -u bandd -f --output cat

Seed Node

df949a46ae6529ae1e09b034b49716468d5cc7e9@seeds.stakerhouse.com:12956

Live peers

66 peers collected 2024-09-08T02:00:43Z

807ff4d4429d45838548bab05cd60a695d8ea54c@[2001:41d0:602:2f8e::]:26656,f2c3f4d676b4adce0b8f62582b3cb72ec6aead23@5.135.137.127:26656,b494815518d3075408cff6f03d6058c99756dc29@[2a01:4f9:3051:3e12::2]:31056,d94b3aa019c4a4d5758c21dbb157dcde1a3ac038@[2a01:4f9:3051:46e9::2]:61156,115d01baed3907b6b939bb0c052548f9fd3e09eb@[2a01:4f9:3a:1262::2]:12070,8325059a6014f644111d4f41cab0e9a02263f300@[2a03:4000:67:d7f:84b2:51ff:fed3:6d99]:26656,360c68f66b8e165a293af3ec7677728d4eaddea0@[2a01:4f8:231:4393::2]:26656,c4254584ff19eb934e01efd485278cea1820da32@15.235.115.152:13100,5aa1405d22312a6213b7cf82d0e0e03164340eaa@[2001:41d0:700:6e7a::]:26656,067e3605ae48ee95a18cb829621879d5ba1571a3@18.189.188.150:26656,fef4beb663db2b94ccaf273c7adbc5e1a606fe7a@35.78.98.26:26656,4ee15cd6f3dae625dbf410ff8aa9facd4b9e96c7@34.143.139.34:26656,3ea84babead3d6bc488810a0f2cf0744cf5c68fe@34.86.22.251:26656,69c5e128ab9f6d0bfb955d2462de2968caa22ff2@[2406:da14:d6a:e93:d6a1:1a99:8dc1:c6a]:26656,842a5d2b0361d3533fd45d8c178cb1cc720435fc@[2a01:4f8:a0:92d3::2]:59656,b2cda4464e60ac7303f5da05fdbe0227a75842c5@[2a01:4f9:3a:1da9::2]:26656,268c44707b65471851e70c26d00c8ec9261c15a4@[2a01:4f9:6b:1241::2]:26646,2e09cfdc47175dc926ccd5035686788bba1a909e@[2a01:4f9:3051:17c2::2]:22956,9e51dd20dfaee7fda4dd0109aae1a817b94adc69@[2001:8e0:14ad:1:5054:ff:fe1a:ffc9]:26656,9bd6f1afe73eea42ed4a543507df1f768f54f824@[2a01:4f8:192:6422::2]:22956,79740837251bfb6523bccc944c2e9be111c07e62@65.109.92.241:11026,d28e8ad7fb8bdcd9d109ac982b09f824acbec8e3@3.126.103.168:26656,e3ea9bc86edaf7b77a6dbb57498678ec5491bfc6@[2a01:4f8:261:2dc8::2]:22956,871ce225f72139a9a1552f2dc58b64e8c5d00882@45.8.144.107:26656,b8fbe23e770c315973cd5741648b89460cdafe7c@[2001:bc8:4748:e06::1]:26656,1684eeca76f7c9c9f459080b0fe77c7fabc5534d@[2a01:4f9:5a:2a9a::2]:55886,753f9d25a34a6f67325b42531f4f2e2368bc1d86@[2a01:4f8:a0:1482::2]:26656,9a7d90a514f7e00d29ec62a4d2fd86f7cfb7f8bb@[2a01:4f9:3081:4dd2::2]:22956,bfde1148f36ed5e9f803ab5cd473d95d762a1dbd@[2a01:4f9:3081:30a3::2]:26656,343acc999ff4f1f6fcdfc28db16bfd7f60f80618@[2a01:4f8:162:21af::2]:26666,c3594887b3a4b6a7fb2355c8f3a03f50e3510f70@[2a01:4f8:251:961::2]:25656,7fdb3bdf80fe02fcda92f3c1e61e95833e8e1ee1@[2402:1f00:8300:85a::]:26656,4c3ff3de1496765be41fedcd151117b1dc059204@[2a01:4f9:4b:3c89::2]:22956,d6349d869b60f48676e4bf8aa6e0d98a478871bc@[2a01:4f9:3081:4d94::2]:22956,aaa097b0d484a6f5b84e49771e749a97e2c6d587@[2001:41d0:700:6e41::]:52656,0420c86463fa0f08c33db4704332a02fd53ee33e@51.161.209.76:27656,bb6e0ecff4be5f43f0d6c67dbdd9a9555ac7d505@66.129.102.27:26656,19f6299deac27e917d6356f411d400e2923d4c1e@[2a01:4f8:201:2127::2]:22956,fcbc3a065e05a240f0425c4b89aaeccdf9301f4a@185.103.132.7:26656,c06babfaa2c9a005c960610e46f9588d64dace2e@95.217.224.124:26656,8809cff93bedd722c4eaa17570d70a29f3aac863@[2a01:4f9:2b:6d9::2]:26656,21380f2bd5b7b151bd6cd6b29c2c71a734ef7b36@213.239.192.52:26656,175a70345fbecbc2b879555e1d32d1236d50ac74@[2a01:4f8:262:18eb::2]:26656,cefb266acfd2d620c7f717b69b72f0e4acde9eb4@[2a03:4000:67:d80:419:93ff:feae:ad4b]:26656,458aafeaf563fd1caf4bbea20dfdced77aca652e@185.208.206.162:26656,8b3728153ef25bebb43d411d3e06ea1e6d825c21@15.235.53.219:26656,68c85f890eacd60e79ff09e3c8ece60541ac2c6f@[2a01:4f9:3081:426f::2]:60656,aa68a26b45b68c95efb59541a8007df987dc2d5a@85.237.193.113:26656,576dca736bb5e481c6760af97c5952a00ad657bf@[2a01:4f9:3081:50ca::2]:27656,c94c22f347804525d70ca987300fb6d2d480e24c@131.153.174.13:52656,a286cfb7ed0dc5c532a1235bfe8b3e1bddedd9e4@[2a01:4f9:1a:98a0::2]:22956,d98c0519c78d06429f20f56f257c589c43bdbf6d@[2a01:4f8:110:13a5::2]:22956,d42b9dafcacbccd38aa5456fa62e799bd0831606@51.161.115.31:26656,4a2b39fed2c8693efcba4f050313fc3a78ff3f13@[2a01:4f8:251:5850::2]:16656,2ff747c23213cca5551cf2f73762e2dfd555db0e@[2a01:4f9:3b:47b0::2]:11056,7ded12ed788798c82e46c337dbf0ab29d721e02c@[2a01:4f8:271:25cb::2]:12150,9340ec080348f0c1112b856cb681200816680368@128.140.77.65:26659,b7d6fd5fc4028c12a7767f37d758b45b1f8df7fb@[2a01:4f8:271:29d7::2]:26002,03d8998530017c29e57f1d164c556e28ff48e710@[2a01:4f9:6b:4c09::2]:22956,568311fb6befd41015c672922b6d6d42ab442199@[2a01:4f9:3b:2d4c::2]:26656,cb8d586b2d48ec19d288aa44c3e50939ef68aa83@[2a01:4f8:262:1c28::2]:32656,2e53aad2649eab91d711b45fc2b83690b4156b11@[2001:41d0:700:6a14::]:26656,8c2c6a7b1a93374e7cdb5484bb348d80b6751f16@[2a01:4f8:271:5b8e::2]:10356,76a073050843552d39a9831ef98671f7dc85d55e@121.78.247.244:41656,4ded49b3a718828eb64cf35da1ed791ecb201bc1@[2a01:4f9:6a:10e6::2]:25017,e1e0e8431fa29df0f900b024be69d2e289b78156@[2a01:4f9:3a:3c44::2]:31656

Addrbook File

curl -Ls https://snapshots.stakerhouse.com/addrbook/band/addrbook.json > $HOME/.band/config/addrbook.json

Genesis File

curl -Ls https://snapshots.stakerhouse.com/genesis/band/genesis.json > $HOME/.band/config/genesis.json