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Coverage

46,873 of 56,681 columns decided — 82.7% · 9,148 bound (16.1%) · 9,808 still unread

Bound: 9,148; 16.1%; a concept was found and asserted for the column.
Refused: 29,070; 51.3%; the column was read and no concept fits. A verdict, not a gap.
Insufficient: 8,655; 15.3%; read, but the evidence did not settle it.
Unanalysed: 9,808; 17.3%; nobody has read this column yet.

56,681 columns in the coverage ledger · read from /api/field-coverage on citytap-prod · source last observed Oct 10, 2026, 6:24 PM

3,026 datasets, 56,681 catalogued fields, 9,808 of them still unread. Every band below is a share of that, worst first. Open one to see its datasets.

BUILDING

5zhs-2jue

Fields catalogued

Understood

Checked, no match

Nobody has looked

Half read — At least half their fields carry a verdict.

Every field in this dataset

Covered and uncovered alike, in the order the publisher lists them. A field with no verdict is one nobody has looked at yet.

Field	Type	What we know	Meaning	How it was decided	Shared term
doitt_id DOITT_ID	Number	Checked, no match	—	value_domain_read top[8 of 20]={2×1; 3×1; 4×1; 5×1; 6×1; 7×1; 8×1; 9×1}	—
shape_length Length	Number	Nobody has looked	—	—	—
base_bbl BASE_BBL	Text	Understood	place.bbl Borough-Block-Lot	value_domain_read top[8 of 20]={0000000000×4161; 1001440040×33	—
bin BIN	Number	Understood	place.bin Building Identification Number	operator_cohort matched by name, unread	bin
objectid OBJECTID	Number	Checked, no match	—	value_domain_read top[8 of 20]={2×1; 3×1; 4×1; 5×1; 6×1; 7×1; 8×1; 9×1}	—
mappluto_bbl Map Pluto BBL	Text	Checked, no match	—	value_domain_read	—
construction_year Construction Year	Number	Nobody has looked	—	—	—
last_status_type LAST_STATUS_TYPE	Text	Nobody has looked	—	—	—
last_edited_date LAST_EDITED_DATE	Date	Not enough to tell	—	value_profile	—
name NAME	Text	Checked, no match	—	value_domain_read top[8 of 20]={Greenstreet×1749; GREENSTREET×517; Flushing Meadows Corona Park×387	—
height_roof Height Roof	Number	Nobody has looked	—	—	—
shape_area SHAPE_AREA	Number	Nobody has looked	—	—	—
ground_elevation Ground Elevation	Number	Nobody has looked	—	—	—
geom_source Geometry Source	Text	Understood	category.classification Publisher classification	value_profile top[8]={Surface_ST×53745; Walkway×231; Bridge×36	—
feature_code Feature Code	Number	Nobody has looked	—	—	—
the_geom	MultiPolygon	Understood	geometry.area Areal geometry	dictionary_read Geometry column used for mapping	—