How many HDB resale flats were registered in Yishun in October 2017?

October 2017.

100Registrations recorded

Ledger rows whose subject key names this town (keys from sg:hdb:YISHUN|), whose attribute is resale_price_sgd, and whose observed month is 2017-10. Each registration seals one such row, so this counts registrations, not re-reads.

Against the last month

1012017-09

1002017-10

A difference of -1 against 2017-09. Both figures come from the same read, asked of each window.

The newest receipt

Receipt	Subject	Observed	Fetched
fc481f63c8bb6d3cd127f62fd594384221463e177595a2de88be79ba3ec80a8a	sg:hdb:YISHUN\|353\|YISHUN RING RD\|4 ROOM\|01 TO 03\|Model A	2017-10-01T00:00:00.000Z	2026-09-19T15:02:09.188Z

The day root

The newest receipt was written on 2026-09-19, and that day's root holds it.

Field	Value
Root	60fda9fa6029c6ec8a127eda06b1d0a25c173a5484468547f080f88cf7fee24d
State	confirmed 2026-09-27T02:01:23.255Z at block 968,622

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

From the newest 20 rows in this window.

Read from	Observed, the fact's own clock	Fetched, when the estate looked
data.gov.sg	2017-10-01T00:00:00.000Z	2026-09-19T15:02:09.188Z

How the record is kept