Maybe no reply cause some things are missing, like frequency of updates, amount (size) of data set, Numbers of nodes, private or public blockchain...

A first shot: we see that fees and mining costs on bitcoin network can play a vital role. So you may put the public data into relation. Is the public data worth the expected costs of a bitcoin like blockchain? At the end bitcoin was done with monetary values in mind, not for public data...
The same holds true for Ethereum - where there the point is, do you really need the blocks created every minute?
Then there is FACTOM, a blockchain designed to do this proof of publishing. There are certainly others ...
Last recently there were promising things to hear from a system built on Erlang, called Aeternity. I am not quite sure, if this is a me too project, or really bringing new things - they are aiming for high throuput with smart contracts.
I guess the litecoin/Monero “thingies“ are out of scope.
And then there is the dag type of systems, which looks interesting. The costs would need to proof, that they are below established blockchain systems though. But there is IOTA, the Angle, DagCoin, ...