0x5c88236049ca930c07ada17fe96b5c7e79bfaa443c51be3f072fedccdfab1ff5

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.