0xe626f11070132d0720e6a1cb3302bfc3c8e1d7529c6ee65ebc8dea6027a3f37b

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.