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Danny Ryan djrtwo

proof of stake, sharding, and other blockchain related research.

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New Orleans

Pinned repositories

ethereum/eth2.0-specs
Ethereum 2.0 Specifications

271 67
evm-opcode-gas-costs
Gas Costs from Ethereum Yellow Paper

141 33
ethereum/casper
Casper contract, and related software and tests

Python 655 178
ethereum/beacon_chain

Python 149 36

974 contributions in the last year

Activity overview

Contributed to ethereum/eth2.0-specs, ethereum/casper, ethereum/beacon_chain and 5 other repositories

Contribution activity

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First pull request First issue First repository Joined GitHub

December 2018

Created a pull request in ethereum/eth2.0-specs that received 6 comments

more granular reward/penalties

addresses #205

+60 −24 • 6 comments

fix int384 to uint384 in DepositParametersRecord Dec 3
Fix deposit logic Dec 4
change `INITIAL_SLOT_NUMBER` to avoid underflow checks Dec 4
Slot state transition with virtual skip block Dec 6
Per-epoch cleanup Dec 6
Cleanup validator change Dec 6
new block format pt 1 Dec 6
new block format pt2 -- remove specials Dec 7
new block format pt1.5 -- remove header Dec 7
fix initial initial persistent_committees Dec 7
validator status cleanup Dec 10
cleanup refs to SSZTreeHash Dec 10
make vyper version explicit Dec 11
per-epoch Balance difference consensus safety note Dec 11
add bls_verify_multiple def to phase 0 spec Dec 11
fix genesis block Dec 12
Cleanup casper slashing Dec 13
ejections to per-epoch Dec 13
More ssz objects pt 1 Dec 13

minor edit, adding state. Dec 1
Fix ToC Dec 1
Add proofs of custody Dec 3
Cleanups part 2 Dec 3
Stick with Keccak-256/SHA3 for now Dec 4
Handle activations and exits separately for balance churn Dec 4
Fix epoch_boundary_attesting_balance calculation Dec 7
Bug fixes and cleanups around exit_validator Dec 10
attestations: avoid unsigned underflow (eth2.0-specs/issues/#224) Dec 10
update reference to hash function Dec 10
Updated winning_hash description Dec 11
First pass cleanup of bls_verify.md Dec 11
Rename `BLSVerify` to `bls_verify` and put `hash` in helpers Dec 11
Rename Hash to Root Dec 11
Fix 'validator_index': 'uint64' -> 'uint24' Dec 12
Forgot to multiple GWEI_PER_ETH Dec 12
Some renames about vote and fix `verify_slashable_vote_data` (`verify_casper_votes`) Dec 12
Removed old comments on ancestor block hashes Dec 13
Replace shard_block_hash with shard_block_root Dec 13

Rework helper functions - part 1 Dec 4
Rename data structures and constants Dec 7
Rework helper functions - part 2 Dec 11
Update BLS signature module Dec 12

Created an issue in ethereum/eth2.0-pm that received 9 comments

Eth2.0 Implementers Call 8 Agenda

Eth2.0 Implementers Call 8 Agenda Meeting Date/Time: Thursday 2018/12/13 at 14:00 GMT Meeting Duration 1.5 hours YouTube Live Stream Link Agenda C…

9 comments

initial assignment of `state.persistent_committees` Dec 5
Rename hash tree roots as "root" Dec 11
Use objects/tree-hashing where possible Dec 11
Improve readability of surround slashing condition Dec 13
move `process_ejections` to per-epoch Dec 13

Add example usage to README Dec 3

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