{
  "label": "Middlesex.MA / Cambridge",
  "fips": 25017,
  "epoch": 2,
  "n_parcels": 423442,
  "merkle_root": "efa419c8ce4572cb5abc46361db85b42cd70de943712ae474cffcd61158f1e0c",
  "schema": "countyroot/leaf/v2: sha256(0x00|tag|fips|len|id|occ|acres_micro|sqft_centi); node 0x01 promote-odd; root 0x02|tag|fips|epoch|n|top; sorted by key,id,occ",
  "schema_sha256": "b309043c77b9aa529244033ecbcaa030615fa949993c835bade21fd2abfbf00d",
  "leaf_version": 2,
  "posted_at": null,
  "pda": "HA8B1CWKJKpNpMuwMqjNuZShNW11QXMEEdF2v5BNzHse",
  "supersedes_epoch": 1,
  "derived_from": {
    "packet": "Middlesex.MA.1.2026-10.csv",
    "packet_sha256": "986345a82a5a6d51c1e66cdbfa07ff9e9450877e9dd80dc90f3d9f5164eaff2f",
    "v1_epoch": 1,
    "v1_root": "763c82bb3422c582c9da48998342816f06bed4d08fa3edde3440a74a9c934f2a"
  },
  "note": "Same parcels as epoch 1, fingerprinted in leaf format v2 (docs/leaf-v2.md: one leaf per row with a repeat number, integer units, sorted by normalized ID, fips/epoch/count bound into the root)."
}