What it is
Public: from open or licensed sources, shared by everyone who subscribes.
- Example: Permit filed: new building with 14 homes in Bronx, New York, NY
- Typed payload, validated by its JSON Schema
- Collected today from US city building permits (US)
Each event names its exact source, a link to the record, the licence and the attribution in its provenance.
Used for
Example event, standard format
{
"specversion": "1.0",
"id": "evt_01M5EV0NM03M18HM4PR0T66SV3",
"type": "permit.filed",
"source": "/sources/examples/permit",
"time": "2026-10-21T09:00:00Z",
"observed_at": "2026-10-21T09:00:42Z",
"dataschema": "https://schemas.worldsignals.dev/permit.filed/1.json",
"datacontenttype": "application/json",
"visibility": "public",
"country": "US",
"region": "US-NY",
"place": {
"locality": "New York",
"precision": "locality"
},
"subject": {
"kind": "property",
"name": "New building, University Heights (South)-Morris Heights",
"ws_id": "ent_01M5EV0NM0BG6N8CBR130JG8NV"
},
"title": "Permit filed: new building with 14 homes in Bronx, New York, NY",
"data": {
"time_precision": "day",
"permit_kind": "new_building",
"permit_label": "New Building",
"permit_number": "B00981234-I1",
"units": 14,
"floors": 4,
"filed_on": "2026-10-21",
"authority": "New York City Department of Buildings",
"district": "Bronx"
},
"provenance": {
"source_id": "example",
"source_name": "Example data",
"url": "https://example.com/worldsignals/permit.filed",
"licence": "Example only, not a real record",
"method": "example"
},
"confidence": 0.95,
"personal_data": false,
"revision": 1,
"tags": [
"example"
]
}Give your agents something to notice
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