{
 "format": 1,
 "label": "NewportNews.VA",
 "fips": 51700,
 "epoch": 1,
 "month": "2026-10",
 "merkle_root": "912c69f1761199880f330818374fd5f6ec7bc5c2f798f49ae3c40b12186cb885",
 "pda": "7Z9LQW9Ee9yfexWUivy8NYDkADZSPf5aSCVnUvAywZba",
 "program": "7mi96nPvP6SB1eApAd7vN2uUEBDvNR9xVvLqPDt3uvwg",
 "packet_file": "NewportNews.VA.1.2026-10.csv",
 "packet_sha256": "ec69948549fb261a69d360ddcf171795204bbdba873a511dd650b1021f2ea569",
 "n_parcels": 54341,
 "chunk_size": 2048,
 "n_chunks": 27,
 "n_shards": 37,
 "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": 6,
 "alias_types": [],
 "has_prefix": true,
 "prefix_len": 2,
 "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."
}