{
 "format": 1,
 "label": "Franklin.OH",
 "fips": 39049,
 "epoch": 1,
 "month": "2026-10",
 "merkle_root": "0c40ea74cafc56fa904a810a52d92485c222fa69167866e684c31505658cf5fb",
 "pda": "63Wdm2omM4NEtzR4nmLDQvKFWjo79qRRBBxc9DBDW5JP",
 "program": "7mi96nPvP6SB1eApAd7vN2uUEBDvNR9xVvLqPDt3uvwg",
 "packet_file": "Franklin.OH.1.2026-10.csv",
 "packet_sha256": "183f2a3f92169381e94380d1167f3c3f691dd9bd473e0c8f6267f18a234c5874",
 "n_parcels": 493810,
 "chunk_size": 2048,
 "n_chunks": 242,
 "n_shards": 330,
 "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": 198,
 "alias_types": [],
 "has_prefix": true,
 "prefix_len": 6,
 "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."
}