Merge pull request #1611 from ralexstokes/typo-fix

[validator-guide] typo fix

specs/phase0/validator.md

@@ -354,7 +354,7 @@ def get_block_signature(state: BeaconState, header: BeaconBlockHeader, privkey:
 
 A validator is expected to create, sign, and broadcast an attestation during each epoch. The `committee`, assigned `index`, and assigned `slot` for which the validator performs this role during an epoch are defined by `get_committee_assignment(state, epoch, validator_index)`.
 
-A validator should create and broadcast the `attestation` to the associated attestation subnet when either (a) the validator has received a valid block from the expected block proposer for the assigned `slot` or (b) one-third of the `slot` hash transpired (`SECONDS_PER_SLOT / 3` seconds after the start of `slot`) -- whichever comes _first_.
+A validator should create and broadcast the `attestation` to the associated attestation subnet when either (a) the validator has received a valid block from the expected block proposer for the assigned `slot` or (b) one-third of the `slot` has transpired (`SECONDS_PER_SLOT / 3` seconds after the start of `slot`) -- whichever comes _first_.
 
 *Note*: Although attestations during `GENESIS_EPOCH` do not count toward FFG finality, these initial attestations do give weight to the fork choice, are rewarded, and should be made.
 
@@ -411,7 +411,7 @@ def get_signed_attestation_data(state: BeaconState, attestation: IndexedAttestat
 
 #### Broadcast attestation
 
-Finally, the validator broadcasts `attestation` to the associated attestation subnet -- the `index{attestation.data.index % ATTESTATION_SUBNET_COUNT}_beacon_attestation` pubsub topic.
+Finally, the validator broadcasts `attestation` to the associated attestation subnet -- the `committee_index{attestation.data.index % ATTESTATION_SUBNET_COUNT}_beacon_attestation` pubsub topic.
 
 ### Attestation aggregation