0x682452b2a19728eb6c585c07f005e4b85a8b5005adc97b8779b558a76aad4a6a

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.