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submission.txt

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readme.md

Challenge Title GTU Reward Seats Start Date Last Date for Submission
OT4-B4 Make baker updates. 3000 GTU 250 20-01-2021 23:00 PT 03-03-2021 23:00 PT

⚠️ If you choose to do this challenge, you cannot also do B2 or B3.

Mission

1) Setup a node

  • Run a node for a month (30 full calendar days).

  • The 30 days count starts from 21-01-2021 at 08:00 CET, even if you started to run your node before that. Hence, if you have uninterrupted uptime, the challenge can earliest be completed on 20-02-2021 at 08:00 CET.

  • If your node is down for some periods, you must add the lost time afterwards. The summary log accumulates the uptimes of the node. It must show a runtime of at least 720 hours when submitting.

  • This challenge can be run concurrently with challenge OT4-B1 or as stand-alone challenge. It cannot be run concurrently with challenges OT4-B2 or OT4-B3.

  • When the node is running, move on to the next phase.

2) Baking (1 week)

  • Create an identity and account in the mobile app. Request the GTU drop (You will receive 2000 GTUs, even though the drop says 100 GTU.

  • Register as baker in the concordium-client. Stake 1000 GTU.

  • Decide on if you want to restake earnings, check your current status and make changes to the restake flag accordingly.

  • Verify that your baker is included in the baker comitee.

  • Verify that your stake limit cannot be transferred.

  • After 1 week, move on to the next phase.

3) Updating (3 weeks)

Make the following updates.

u1) Update baker keys on the chain but use the current baker keys.

u2) Update baker keys on the chain and use fresh baker keys.

u3) Remove baker and then add baker again with the same keys for the same account. You will have to wait for a week until your changes take effect.

  • Save the blockhash of the add baker transaction.
  • Save the blockhash of the remove baker transaction.
  • Check the block explorer in the network dashboard via https://dashboard.testnet.concordium.com/chain/ and verify that the transactions are shown correctly.

u4) Remove baker and then add baker again with fresh keys for the same account. You will have to wait for a week until your changes take effect.

  • Save the blockhash of the add baker transaction.
  • Save the blockhash of the remove baker transaction.
  • Check the block explorer in the network dashboard via https://dashboard.testnet.concordium.com/chain/ and verify that the transactions are shown correctly.

u5) Remove baker and then add baker again with fresh keys for a new account. You will have to wait for a week until your changes take effect.

  • Save the blockhash of the add baker transaction.
  • Save the blockhash of the remove baker transaction.
  • Check the block explorer in the network dashboard via https://dashboard.testnet.concordium.com/chain/ and verify that the transactions are shown correctly.

u6) Increase your stake to 2000 GTU. Verify that the new stake takes effect after 1 epoch.

Submission

  • In submission.txt

    • Add your node ID
    • Add your first baker ID
    • Add your second baker ID
    • Add your first baker account address
    • Add your second baker account address
    • Add the blockhash of the block with the first add baker transaction in it
    • Add the blockhash of the block with the update 1 transaction in it
    • Add the blockhash of the block with the update 2 transaction in it
    • Add the blockhash of the block with the add baker transaction of update 3 in it
    • Add the blockhash of the block with the remove baker transaction of update 3 in it
    • Add the blockhash of the block with the add baker transaction of update 4 in it
    • Add the blockhash of the block with the remove baker transaction of update 4 in it
    • Add the blockhash of the block with the add baker transaction of update 5 in it
    • Add the blockhash of the block with the remove baker transaction of update 5 in it
    • Add the blockhash of the block with the update 6 transaction in it

  • Upload your summary log (see Logs for instructions & tooling)

    • Runtime must show >= 720 hours.
    • Do not temper with or change anything in the log. Otherwise, we cannot guarantee acceptance.

Please follow the submission instructions thoroughly - your submission will not be accepted otherwise.