{
 "format": 1,
 "label": "Snohomish.WA",
 "fips": 53061,
 "epoch": 1,
 "month": "2026-10",
 "merkle_root": "282b605b2a9002c7a5458bdaf159fcf4eb791563d106473d2dea6150ae502c54",
 "pda": "DBHjwxZKYwc5APTvFSRdx3SrGJUyoXXSfyqMfqjeSHbt",
 "program": "7mi96nPvP6SB1eApAd7vN2uUEBDvNR9xVvLqPDt3uvwg",
 "packet_file": "Snohomish.WA.1.2026-10.csv",
 "packet_sha256": "10a2d6f04b8df334d34edd3cb4c116c7f73993fbf9a974daa4ef5b04c6730a77",
 "n_parcels": 314011,
 "chunk_size": 2048,
 "n_chunks": 154,
 "n_shards": 210,
 "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": 159,
 "alias_types": [],
 "has_prefix": true,
 "prefix_len": 10,
 "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."
}