™Public evidence packet
Stronghold Mechanical
ent_c564e0e15ef262d2 · Calgary
Physical citations
4
corroborated or strictly verified
Observed assets
1
1 coverage cells
Score status
Evidence building
4 accepted citations · stable score pending
Last observed
2026-09-13
first 2026-07-27
Experimental score details
Provisional PPS: 30. This early estimate is not a stable Presence Score or a public cohort rank. It can change sharply as independent evidence grows.
What this proves
- An accepted physical citation records that a brand or asset was observed at a documented time and privacy-safe place.
- The citation's presence_kind states whether it supports location_presence, mobile_presence, or brand_mention.
What this does not prove
- Ownership or control of an observed location or asset.
- Licensing, legal status, legitimacy, quality, reputation, or continued operation.
- Endorsement, affiliation, or customer sentiment.
- Audience size, impressions, reach, conversions, sales, revenue, or return on investment.
- A complete asset inventory, exhaustive city coverage, or absence when no matching citation exists.
Citation formats
Use this packet in reports
Plain English
Stronghold Mechanical has a StreetProof Presence Record for Calgary with 4 public corroborated or strictly verified observations across 1 observed asset.
Newsroom
Stronghold Mechanical has a StreetProof Presence Record for Calgary with 4 public corroborated or strictly verified observations across 1 observed asset. Source: StreetProof, https://streetproof.com/entity/calgary/stronghold-mechanical/evidence
JSON citation
{
"source": "StreetProof",
"record": "ent_c564e0e15ef262d2",
"name": "Stronghold Mechanical",
"public_observations": 4,
"physical_citations": 4,
"brand_mentions": 0,
"local_operation_observed": false,
"unique_assets": 1,
"pps_current": null,
"provisional_pps": 29.66,
"score_state": "provisional",
"evidence_url": "https://streetproof.com/entity/calgary/stronghold-mechanical/evidence",
"methodology_url": "https://streetproof.com/methodology"
}Observation sample
Recent public ledger rows
| Observed | Source | Asset | Citation type | Cell | State | Ledger hash |
|---|---|---|---|---|---|---|
| 2026-09-13 | reviewed_sensor_source | ast_ps_f79da14ea158a929 · vehicle_wrap | mobile_presence | 8912ccd5dabffff | corroborated | 3fd3670385161f016b03a607eb6bfc55df3cac92c6dd7c505a3f872bec4e5b8c |
| 2026-09-08 | reviewed_sensor_source | ast_ps_f79da14ea158a929 · vehicle_wrap | mobile_presence | 8912ccd5dabffff | corroborated | 675c75db0d25090ed7271ad3c460fa6cecb8182ea6f87dfa47d02b13f37051af |
| 2026-07-28 | reviewed_sensor_source | ast_ps_f79da14ea158a929 · vehicle_wrap | mobile_presence | 8912ccd5dabffff | corroborated | 988a173ff664ca190f29f470f9877d98af254e3a49046c0f5d8c059d59d592f1 |
| 2026-07-27 | reviewed_sensor_source | ast_ps_f79da14ea158a929 · vehicle_wrap | mobile_presence | 8912ccd5dabffff | corroborated | c937657000a9755a7583b45c10f5c5d6d950e7caca0d3ce50e5f9bebc63c5d1d |
Source mix
reviewed_sensor_source
4
Verification mix
corroborated
4
Physical citation mix
mobile_presence
4