EW you can write hashtag and json to the blockchain
| kind | human |
|---|---|
| block | 431,253 — 2016-09-24 13:00 UTC |
| transaction | ca591de055eb17603e5c85da56195935ad1cbd426aff9aa530a840cc62970c65 (output 1) |
| explorers | blockstream.info ↗ · mempool (emzy mirror) ↗ |
| payload size | 51 bytes |
| on chain | looking up the transaction… |
| share | post on X ↗ · permalink · card image ↗ |
| raw payload | 455720796f752063616e207772697465206861736874616720616e64206a736f6e20746f2074686520626c6f636b636861696e |