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Cosmos Hub Archives
With each breaking upgrade of the Cosmos Hub, the network is restarted at height 0. During this process, an export of the last state of the previous network is made to produce the genesis state of the new one.
With each breaking upgrade of the Cosmos Hub, the network is restarted at height 0. During this process, an export of the last state of the previous network is made to produce the genesis state of the new one.
As a result, the blocks of the previous networks are not downloaded by new clients (as they sync from the new genesis state), and may be deleted by existing full-nodes.
Historical snapshots are available from community snapshot providers such as Quicksync and Polkachu. Always do your own research before trusting a third-party snapshot provider.
If you would like to search explorers for previous hub data, these are some links where you can find the information: