0x13336116e2a9f15e359a97b8c82b17951acbed94c12ff7c7ab34a2be5736a118

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.