0xe7dd6072b72d92ec84e4bf20ac8396ebf9e7d2d07c1c5eb7374808cd7168e55c

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.