0x7cec1a310f0c91b242709316dee7811cad417b277428136bcb94e5d4f7cd7af3

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.