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: 31190038 (2024-07-26T07:45:23Z) | Size: 12.6 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_31190038.tar.lz4 && lz4 -c -d band_31190038.tar.lz4 | tar -x -C $HOME/.band && rm band_31190038.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

71 peers collected 2024-07-27T07:00:07Z

79740837251bfb6523bccc944c2e9be111c07e62@[2a01:4f9:3051:4703::2]:11026,684da8ff79ad8d094716bb1ebc11b5c9e3408d1e@[2a01:4f9:6a:1a4f::2]:10086,6031f3d83552876b88769b7b188857a5683f547c@57.128.22.77:30656,d94b3aa019c4a4d5758c21dbb157dcde1a3ac038@[2a01:4f9:3051:46e9::2]:61156,2e53aad2649eab91d711b45fc2b83690b4156b11@[2001:41d0:700:6a14::]:26656,d2a3797d630f16a91664c6ad0af5babd13d09518@[2a01:4f9:4a:435e::2]:20656,8b3728153ef25bebb43d411d3e06ea1e6d825c21@15.235.53.219:26656,115d01baed3907b6b939bb0c052548f9fd3e09eb@[2a01:4f9:3a:1262::2]:12070,888ee64d718cfbe2c9e08f1ce812530e3dac5c3d@[2001:41d0:203:7292::]:52656,c4254584ff19eb934e01efd485278cea1820da32@15.235.115.152:13100,2ff747c23213cca5551cf2f73762e2dfd555db0e@65.21.95.15:11056,c94c22f347804525d70ca987300fb6d2d480e24c@131.153.174.13:52656,d6349d869b60f48676e4bf8aa6e0d98a478871bc@[2a01:4f9:3081:4d94::2]:22956,3792e5383e75508650e7128a0c2b424d0e4c5402@[2a01:4f8:13b:2016::2]:26656,cd89dcd4270952837dfe3c33f27c6b106215e30a@[2001:41d0:800:2360::]:55886,268c44707b65471851e70c26d00c8ec9261c15a4@[2a01:4f9:6b:1241::2]:26646,842a5d2b0361d3533fd45d8c178cb1cc720435fc@[2a01:4f8:a0:92d3::2]:59656,1684eeca76f7c9c9f459080b0fe77c7fabc5534d@65.109.53.22:55886,c3594887b3a4b6a7fb2355c8f3a03f50e3510f70@168.119.146.110:25656,25f4369ac9cb31a0358c29bde9581fd717086b91@[2600:1700:4560:4010::41]:26676,753f9d25a34a6f67325b42531f4f2e2368bc1d86@[2a01:4f8:a0:1482::2]:26656,8325059a6014f644111d4f41cab0e9a02263f300@[2a03:4000:67:d7f:84b2:51ff:fed3:6d99]:26656,d42b9dafcacbccd38aa5456fa62e799bd0831606@51.161.115.31:26656,21380f2bd5b7b151bd6cd6b29c2c71a734ef7b36@[2a01:4f8:222:1d61::2]:26656,9a7d90a514f7e00d29ec62a4d2fd86f7cfb7f8bb@[2a01:4f9:3081:4dd2::2]:22956,568311fb6befd41015c672922b6d6d42ab442199@[2a01:4f9:3b:2d4c::2]:26656,bfde1148f36ed5e9f803ab5cd473d95d762a1dbd@37.27.63.34:26656,c06babfaa2c9a005c960610e46f9588d64dace2e@95.217.224.124:26656,03d8998530017c29e57f1d164c556e28ff48e710@[2a01:4f9:6b:4c09::2]:22956,7c0e0cf06b752493e187936462eef319783b72ac@15.235.53.45:2093,576dca736bb5e481c6760af97c5952a00ad657bf@[2a01:4f9:3081:50ca::2]:27656,d1994d6f850252c801e89f2f574e9bcdf5b06ac6@[2a01:4f9:4a:2b94::2]:26656,63b304037f729df9fd6556243b8e584567ebe0d3@65.108.197.8:26656,1c0e70871b770938bea3ac2f60def7f5e62ffa2b@162.55.0.195:26656,092357cf8057ff150179f2092e56a21dcf6309ee@15.235.14.28:26656,a7b69e1f8ef5b0c1c259befccea96aad9b90b754@[2607:5300:203:bb::]:26656,b494815518d3075408cff6f03d6058c99756dc29@[2a01:4f9:3051:3e12::2]:31056,e3ea9bc86edaf7b77a6dbb57498678ec5491bfc6@[2a01:4f8:261:2dc8::2]:22956,9bd6f1afe73eea42ed4a543507df1f768f54f824@[2a01:4f8:192:6422::2]:22956,19f6299deac27e917d6356f411d400e2923d4c1e@[2a01:4f8:201:2127::2]:22956,360c68f66b8e165a293af3ec7677728d4eaddea0@[2a01:4f8:231:4393::2]:26656,4a2b39fed2c8693efcba4f050313fc3a78ff3f13@[2a01:4f8:251:5850::2]:16656,0420c86463fa0f08c33db4704332a02fd53ee33e@51.161.209.76:27656,4c3ff3de1496765be41fedcd151117b1dc059204@[2a01:4f9:4b:3c89::2]:22956,a286cfb7ed0dc5c532a1235bfe8b3e1bddedd9e4@[2a01:4f9:1a:98a0::2]:22956,6790d4691345eb1a8b9af48111b21238f5d95f2d@[2a01:4f8:190:530f::2]:23656,7ff95d67cb57b44eba11bed8f3a157eb42bf8311@153.139.245.107:26656,175a70345fbecbc2b879555e1d32d1236d50ac74@[2a01:4f8:262:18eb::2]:26656,8c2c6a7b1a93374e7cdb5484bb348d80b6751f16@[2a01:4f8:271:5b8e::2]:10356,cefb266acfd2d620c7f717b69b72f0e4acde9eb4@[2a03:4000:67:d80:419:93ff:feae:ad4b]:26656,39ac30000aa4762a8ed49b655d1762eeebba70b0@46.137.209.178:26656,69c5e128ab9f6d0bfb955d2462de2968caa22ff2@[2406:da14:d6a:e93:d6a1:1a99:8dc1:c6a]:26656,b7d6fd5fc4028c12a7767f37d758b45b1f8df7fb@[2a01:4f8:271:29d7::2]:26002,5aa1405d22312a6213b7cf82d0e0e03164340eaa@162.19.171.122:26656,f2c3f4d676b4adce0b8f62582b3cb72ec6aead23@[2001:41d0:8:ca7f::]:26656,618e7d04de1d08c1231322ac9fa7d459c9e9a25c@[2a01:4f9:5a:15c6::2]:44656,68c85f890eacd60e79ff09e3c8ece60541ac2c6f@[2a01:4f9:3081:426f::2]:60656,b8fbe23e770c315973cd5741648b89460cdafe7c@[2001:bc8:4748:e06::1]:26656,efef003abfcf4d09cf0badab65b2b90e56dc8bbf@[2001:41d0:700:4e24::]:56656,f6c5ff15414bdaaeff59f555eae5ca745c03b37e@77.68.30.186:26656,fef4beb663db2b94ccaf273c7adbc5e1a606fe7a@[2406:da14:d6a:e95:9fd5:9108:7684:d188]:26656,a3291b8c468c099cff91539ac17bb5f7bc18223d@[2001:41d0:700:5d62::]:26656,ade4d8bc8cbe014af6ebdf3cb7b1e9ad36f412c0@[2a01:4f9:4b:5284::2]:22956,8ac8ab5741b286adc123799e20e961e86ed4342e@34.76.55.114:26656,cb8d586b2d48ec19d288aa44c3e50939ef68aa83@[2a01:4f8:262:1c28::2]:32656,d98c0519c78d06429f20f56f257c589c43bdbf6d@[2a01:4f8:110:13a5::2]:22956,9e51dd20dfaee7fda4dd0109aae1a817b94adc69@[2001:8e0:14ad:1:5054:ff:fe1a:ffc9]:26656,aaa097b0d484a6f5b84e49771e749a97e2c6d587@[2001:41d0:700:6e41::]:52656,7fdb3bdf80fe02fcda92f3c1e61e95833e8e1ee1@[2402:1f00:8300:85a::]:26656,4ded49b3a718828eb64cf35da1ed791ecb201bc1@[2a01:4f9:6a:10e6::2]:25017,871ce225f72139a9a1552f2dc58b64e8c5d00882@45.8.144.107:26656

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