Merge pull request #4975 from input-output-hk/gitmachtl/patch-4

stakeKey registration stake.skey witness not needed

doc/stake-pool-operations/5_register_key.md

@@ -25,11 +25,16 @@ For the transaction draft, --tx.out, --invalid-hereafter and --fee can be set to
 
 #### Calculate fees
 
+Compute the minimum fee.
+
+Note that only one witness is required because
+[Chapter 3.3 "we do not require a witness to register a stake address"](https://github.com/input-output-hk/cardano-ledger/releases/latest/download/shelley-delegation.pdf).
+
     cardano-cli transaction calculate-min-fee \
     --tx-body-file tx.draft \
     --tx-in-count 1 \
     --tx-out-count 1 \
-    --witness-count 2 \
+    --witness-count 1 \
     --byron-witness-count 0 \
     --mainnet \
     --protocol-params-file protocol.json
@@ -79,7 +84,6 @@ Sign it:
     cardano-cli transaction sign \
     --tx-body-file tx.raw \
     --signing-key-file payment.skey \
-    --signing-key-file stake.skey \
     --mainnet \
     --out-file tx.signed