0xcab2db018925a9a6f181a1f6c899977af207ebf26b61d57ceede7c01493d9d08

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.