**Post by jay.bsky.team, reply to elliottgray.bsky.social**

https://cdn.bsky.social/imgproxy/CrznduYlfd6htMvsMi3TE1ZhovjcMEZPUYA5PVda7T0/rs:fit:1000:1000:1:0/plain/bafkreieeqycquvc5az37ezu5ufov5ybt7o3pstu2bwcbfkc3s44dyfmntm@jpeg

ipld is a way to express data as a hash tree. the “top hash” in the picture below is basically a tiny fingerprint representing a lot of data that was compressed into it.

if anything in that bundle of data changes, the fingerprint changes.

https://staging.bsky.app/profile/did:plc:oky5czdrnfjpqslsw2a5iclo/post/3jun6gcnsq72w