0x93b7201ca34f46ca3fcaeeb776c51993a8aa99e7a86338bc7f9b90b7434f6a03

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.