0x8d46910298748529d93bb9a947de2ef8514007646aa8ba3bef1f322d925fa7dc

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.