How many HDB resale flats were registered in Central Area in May 2021?

May 2021.

18Registrations recorded

Ledger rows whose subject key names this town (keys from sg:hdb:CENTRAL AREA|), whose attribute is resale_price_sgd, and whose observed month is 2021-05. Each registration seals one such row, so this counts registrations, not re-reads.

Against the last month

182021-04

182021-05

The two figures are the same. Both figures come from the same read, asked of each window.

The newest receipt

Receipt	Subject	Observed	Fetched
fd11af01ec67bc26a7b517c780a1467826da16f704c77f37d4064cddc2c7a012	sg:hdb:CENTRAL AREA\|1G\|CANTONMENT RD\|4 ROOM\|34 TO 36\|Type S1	2021-05-01T00:00:00.000Z	2026-09-30T09:02:18.477Z

The day root

The newest receipt was written on 2026-09-30, and that day's root holds it.

Field	Value
Root	f1011d3102d9193b623fc7a0a4ca013e37c8594ea24d2da93906e6c13f629ba5
State	confirmed 2026-10-02T02:05:24.821Z at block 969,397

This root is held outside the estate. Recompute it from the day's receipts and compare, then check the recorded block.

Where it was read

Read from	Observed, the fact's own clock	Fetched, when the estate looked
data.gov.sg	2021-05-01T00:00:00.000Z	2026-09-30T09:02:18.477Z

How the record is kept