{
 "format": 1,
 "label": "Medina.TX",
 "fips": 48325,
 "epoch": 1,
 "month": "2026-10",
 "merkle_root": "7ac9c217ffa1ac89b8f2d21fa5d4a32d650d15eb94d1f160f99b29ac487774f1",
 "pda": "4s8oJjaVQaxiJB3XobmB9rPoE5Cc447hM3x7gmHHBYmU",
 "program": "7mi96nPvP6SB1eApAd7vN2uUEBDvNR9xVvLqPDt3uvwg",
 "packet_file": "Medina.TX.1.2026-10.csv",
 "packet_sha256": "2316a62e3d7485caa2ace3e4ac65c08c32856d8e7c4b43d61f15c5d127caddd4",
 "n_parcels": 43012,
 "chunk_size": 2048,
 "n_chunks": 22,
 "n_shards": 29,
 "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": 1,
 "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."
}