{
 "format": 1,
 "label": "GreaterBridgeport.CT",
 "fips": 9120,
 "epoch": 1,
 "month": "2026-10",
 "merkle_root": "a39d17a61a237a53d13ad6b2e54ba5b270ab5adfa13aaefc751478ec6c957e06",
 "pda": "7DuHPhqQ6MaYbZFuqzo4EeTf2QwGG4u2QEW5yk2eCgKC",
 "program": "7mi96nPvP6SB1eApAd7vN2uUEBDvNR9xVvLqPDt3uvwg",
 "packet_file": "GreaterBridgeport.CT.1.2026-10.csv",
 "packet_sha256": "efe8dbe8d6ee1044633338cd0aa3c05e8dd54786cfa2c798adc1fa3b5e7a8b00",
 "n_parcels": 99044,
 "chunk_size": 2048,
 "n_chunks": 49,
 "n_shards": 67,
 "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": 40,
 "alias_types": [],
 "has_prefix": true,
 "prefix_len": 7,
 "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."
}