The key is when you are mining to produce your own sovereign Bitcoin block template and now that is possible for everyone with DATUM.
Where the hash comes from is irrelevant as long as the above is enforced.
nostr:nevent1qqsx6h2g6v4vhz30hg90224lswa77am3j37gmhqp9lsme6lcmrnvt4cppemhxue69uhkummn9ekx7mp...