0x7e3165f5ca61cbbcc853cd5faa31f13a2875bac1e1d3e9d40987491f0edb6630

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.