0xec2b59c6c8293315ad4c1cbfd05661ecf03c7dfd4ef250c9a7a7a3e3aa723edd

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.