{
 "format": 1,
 "label": "Lucas.OH",
 "fips": 39095,
 "epoch": 1,
 "month": "2026-10",
 "merkle_root": "cf8696b90b2fa2efc8c51fdcd5110856d537f128673c91edd48b0aa742fdbc0e",
 "pda": "Co99PFsX6VDbr5Pu6zZqjF3uwVMa9g9YgwA52p4JyEBJ",
 "program": "7mi96nPvP6SB1eApAd7vN2uUEBDvNR9xVvLqPDt3uvwg",
 "packet_file": "Lucas.OH.1.2026-10.csv",
 "packet_sha256": "86b9f7f204ae23b5e75013c30d595d947f9c864c6a9726f6f1a4142c0c31d40b",
 "n_parcels": 204284,
 "chunk_size": 2048,
 "n_chunks": 100,
 "n_shards": 137,
 "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": 21,
 "alias_types": [],
 "has_prefix": true,
 "prefix_len": 3,
 "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."
}