0x6bf0488d56c74c0ddbad76ed24cb7e2d927c37da21a1ea9d31eea8e7852bc375

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.