Sigil/Field
Open citizen app
Sigil/Field
ALT-2026-0521-19:42 · Air-raid alert 19:42 → 21:08 UTC · alarm.in.ua
Validator deskcockpit · density 7

Review,score, route. The first 48 hours of one citizen photo to one humanitarian decision.

47 reports verified · 12 in active triage · queue clear in ~12 min at current pace. 2 reports flagged for documentary proof. All actions logged to an append-only ledger; downstream HXL/GeoJSON exports gated by k-anonymity.

Current pipeline
4verified2triaging1flagged
EMS-98 grading · validator override available
Reports · last 4 h
10
↑ 67%vs prior window
Avg credibility
77%
+6vs baseline
Buildings touched
9
of 15 in study area
Auto-validated
40%
6 require human review
Iziar›Voznesenska 16›SGL-A4Q7-91verified

Voznesenska 16

G4· Uninhabitable
Reporter · Petro K.verified · 14 prior
92
IMG · iziar-voznG4 · Uninhabitable
North-east wing of the residential block collapsed. Floors 4 to 9 visibly destroyed; debris on the playground. Smoke still visible. Tenants assembled in the courtyard.
EXIF GPS
47.40170° N · 36.27470° E
Captured
2026-05-22 · 04:22 UTC
Device
iPhone 13 · iOS 17.5
GPS drift 27 m · within tolerancepHash ok
Coverage

N + E + S captured · west unreviewed

AI validation stack8 signals
Σ weight · 1.00
weighted credibility92
Vision model: structural collapse pattern
w · 0.1896

Bearing wall fracture + pancake debris matches G4 archetype.

EXIF GPS within 22 m of report pin
w · 0.1298

Photo metadata coordinates 47.4017°N · 36.2747°E.

Air-raid alert active at capture time
w · 0.18100

Alert ALT-2026-0521-19:42 (alarm.in.ua) running from 19:42 to 21:08 UTC.

3 independent news sources match region
w · 0.1494

Reuters, Iziar Oblast Press, Hromadske all reference Voznesenska damage.

Image perceptual hash unique
w · 0.1092

No prior pHash match in archive. Not a repost.

Footprint match: B-1043 Voznesenska 16
w · 0.1295

Photo angle aligns with 9-storey wide footprint.

Capture time 04:22, daylight match
w · 0.0688

Sun azimuth in image is plausible for local time.

Reporter Petro K. — 14 prior valid reports
w · 0.1090

Account verified by enumerator chain.

Validator override
Grade
Trust92
Δ from AI · +0
Alert corroboration
alarm.in.ua
ALT-2026-0521-19:42
Δ 443 min from window
2026-05-21 · 19:42 UTC → 2026-05-21 · 21:08 UTC
News matches
2 regional sources
  • Iziar district hit by overnight strikes — multi-storey building reported damaged on Voznesenska street
    Reuters Wire · 3 d ago
  • Local emergency services confirm residential damage in central Iziar after Wednesday night alert
    Iziar Oblast Press · 3 d ago
Duplicate check
pHash similarity
IMG · iziar-voznG4 · Uninhabitable
0.21 / 1.0
vs r-2024-archive
grade · G4 · Uninhabitable
Export
4 verified reports
k-anonymity not met1 flagged · documentary needed
Preview
report_ref,submitted_utc,captured_utc,country,adm1,city,building_id,building_use,lat,lon,damage_grade,damage_short,affected_persons,credibility,status,reporter_id,reporter_tier,source_channel
#meta+id,#date+submitted,#date+occurred,#country,#adm1,#adm3+name,#building+id,#building+use,#geo+lat,#geo+lon,#impact+damage+grade,#impact+damage+short,#impact+population+num,#meta+credibility,#status+code,#org+reporter+id,#org+reporter+tier,#meta+source
SGL-A4Q7-91,2026-05-22T04:31:00Z,2026-05-22T04:22:00Z,—,Iziar Oblast,Iziar,B-1043,residential,47.40150,36.27450,G4,Uninhabitable,48,92,verified,Petro K.,verified,sigil-citizen-web
SGL-B7X1-08,2026-05-22T05:18:00Z,2026-05-22T05:14:00Z,—,Iziar Oblast,Iziar,B-1042,residential,47.40180,36.27310,G2,Re-enterable,64,84,verified,Kateryna L.,verified,sigil-citizen-web
4 rows