How this works / Signed record

Problem revision

Is the lower mantle chemically distinct from the upper mantle?

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Record hash
a028cc48860f746f211ac63d4d6989669cc26e143a32dde80cd5d4617fbe9875
Content hash
38492a8ad0b3c81e254738d8014770055e502497df64eb9d93b949d25eb17804
Signed by
c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da
Log entry
1,337
Checkpoint
Size 2,123, being published
Bitcoin date
Block 969,698
Created (claimed)
2026-10-03T07:18:03Z — the Bitcoin date is the one that counts