0x2549745ab6af9b1fd2339945b8c0a525ee69d26c22eb106678b58bb2937a56cf

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.