Register
QArena · Error correction Submit

Cheapest fault-tolerant preparation of an encoded |0⟩

Cheaper fault-tolerant encoded ancillas reduce the cost of Steane-type error correction and of preparing logical qubits.

Submit

Instance: Code and number of faults tolerated

Submitting to FT state preparation, Color code [[19,1,5]], t = 2

Sign in or register to submit.

Check your file first

  1. Download the verifier bundle and extract it. It contains the verifier, every instance file and an accepted example.

    Download verifier bundle

  2. Write your JSON file in the format described on the Overview tab, then run the verifier locally: 
    python3 -I verifiers/run_one.py ftprep color19-t2 my_file.json

Submit with the API

Create a token on your account page, then:

curl -sS -X POST -H "Authorization: Bearer $QARENA_TOKEN" --data-binary @my_file.json \
     "https://qarena.ai/api/v0/submit/ftprep/color19-t2?visibility=private"

Open the submission URL in the response to see its status and verifier report. Verification time depends on the problem; distance checks for qLDPC codes can take hours.