About this artifact
txid placeholder; coinbase artifact identified by block height.
I am a pretty princess / covered in mud and blood ...Open the raw reconstruction ↗
Written to the chain on 07 Sep 2012, block 197,602.
txid placeholder; coinbase artifact identified by block height.
The coinbase transaction is the first transaction in every block. It creates the block subsidy and fees, so only the miner who finds the block can choose its input field. Bitcoin has always allowed a small amount of arbitrary data there.
More about CoinbaseEvery byte shown here was read from these transactions. Open one in a block explorer to check it yourself.