← run detailMerkle Inclusion Proof
✗ NOT VERIFIEDProves this run's chain head is committed into the day's Merkle root. Leaf = sha256(run_id + ":" + chain_head). Siblings enable independent root reconstruction.
RUN ID
challenge_challenge_run_meridian_003_claude-haiku-4-5-20251001_2_claude-opus-4-6
CHAIN HEAD & LEAF
CHAIN HEAD7c5bf815fdd25fde508e272726152eb3735e710b9770aa48d4ea7eab11da4836
LEAF HASH256326358ec255f02b619dc674700f0bfccb166e02cc715c45025ee4cc99c35bsha256("challenge_challenge_run_meridian_003_claude-haiku-4-5-20251001_2_claude-opus-4-6:7c5bf815…")
MERKLE ROOT65988226cec31caaaacbbfbceba476105ee2be03b4caab4f34eaa081fc5e56ee
Single-run day — no sibling nodes needed; leaf is the root.
INDEPENDENT VERIFICATION
# Recompute leaf
leaf = sha256("challenge_challenge_run_meridian_003_claude-haiku-4-5-20251001_2_claude-opus-4-6:7c5bf815fdd25fde508e272726152eb3735e710b9770aa48d4ea7eab11da4836")
# assert leaf == "256326358ec255f0..."
# Walk the proof path
node = leaf
# node must equal merkle_root
assert node == "65988226cec31caa..."