0x5b00e02d4cc802d960fe5a7d4027b2bcf3653fd24a7827896745039ecc11bb2c

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.