0x84a9e329b19eb40510733574c929c8889aa684ecdfa53190b48f98dbce89e5fe

How to verify this batch yourself

Take any stamp's content hash, walk the merkle proof in its certificate to recompute the root, then call timestamps(root) on the BA Stamper contract on any Polygon full node. The block timestamp returned is the on-chain proof — no trust in BA Stamp required.