{
 "format": 1,
 "label": "Waukesha.WI",
 "fips": 55133,
 "epoch": 1,
 "month": "2026-10",
 "merkle_root": "7b08de169872bdbd4ec1db21f9349f8e407142426a88014982a3e3005645fac8",
 "pda": "DLoz648sWzbWAeYdNMu8gm7CMRPm3E7tgLuvJ148x79f",
 "program": "7mi96nPvP6SB1eApAd7vN2uUEBDvNR9xVvLqPDt3uvwg",
 "packet_file": "Waukesha.WI.1.2026-10.csv",
 "packet_sha256": "fb399ee17001c77b6115c9be3a8e5ab705c2e566a9bbabc18ee108110aea6d4b",
 "n_parcels": 162823,
 "chunk_size": 2048,
 "n_chunks": 80,
 "n_shards": 109,
 "leaf": "sha256(utf8 parcel_id|acres_6dp|lot_sqft_2dp)",
 "tree": "sha256(left||right); odd level duplicates the last node",
 "shard_key": "sha256(utf8(upper(trim(parcel_id))))[0..4] big-endian u32 mod n_shards",
 "note": "Untrusted layout file. Verify against the on-chain CountyRoot account, not against this file.",
 "n_xshards": 24,
 "alias_types": [],
 "has_prefix": true,
 "prefix_len": 10,
 "lookup_note": "x/ and p/ are lookup aids (normalized IDs, county aliases, suggestions). They are not part of the leaf or the on-chain root."
}