Historical archive · 2015 · 7 briefings
7 original, source-linked historical crypto briefings published in 2015.
Bitcoin · Historical retrospective · Published Dec 27, 2015
BIP 125 describes rules under which an unconfirmed transaction can signal that a higher-fee replacement may supersede it.
Read the briefing →Bitcoin · Historical retrospective · Published Dec 29, 2015
BIP 141 defines SegWit’s witness-data structure and a block-weight limit that accounts for signature data differently from the traditional block-size measure.
Read the briefing →Bitcoin · Historical retrospective · Published Dec 28, 2015
BIP 65 redefined the OP_CHECKLOCKTIMEVERIFY opcode so scripts could require a transaction to wait until a specified block height or time.
Read the briefing →Bitcoin · Historical retrospective · Published Dec 31, 2015
BIP 68 gives transaction input sequence numbers a relative-locktime meaning, measured from the confirmation of the referenced output.
Read the briefing →Ethereum · Historical retrospective · Published Dec 24, 2015
EIP-165 defines a way for a contract to report which interfaces it supports through interface identifiers.
Read the briefing →Ethereum · Historical retrospective · Published Dec 25, 2015
EIP-20 defines common token methods and events, allowing wallets, exchanges and contracts to interact with many assets in a consistent way.
Read the briefing →Ethereum · Historical retrospective · Published Dec 29, 2015
Frontier was Ethereum’s initial mainnet phase, enabling developers to deploy contracts and interact with the network while the ecosystem was still experimental.
Read the briefing →The archived publication dates for these retrospectives fall in 2015.