0x8295d6fbfb9e86ce6336183b13d250cf0a99d6a732feb3e35baf09f9bb0705b4

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.