{
 "format": 1,
 "label": "Washington.OR",
 "fips": 41067,
 "epoch": 1,
 "month": "2026-10",
 "merkle_root": "a8423d6d055e3b18456ed354e06d971d42f56110ad137e921f577309eb55d548",
 "pda": "5ZeyRpGCtq5Zf7szmH5Xj2FpTFezr3MBg6CEBkBdQ6VF",
 "program": "7mi96nPvP6SB1eApAd7vN2uUEBDvNR9xVvLqPDt3uvwg",
 "packet_file": "Washington.OR.1.2026-10.csv",
 "packet_sha256": "c3eff8e743cefef778b5586cb118e2d23701fab8e28b56edb3844e0f6feae31a",
 "n_parcels": 200117,
 "chunk_size": 2048,
 "n_chunks": 98,
 "n_shards": 134,
 "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": 5,
 "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."
}