{
 "measuredAt": "2026-08-28",
 "sampleFrame": "117 companies that posted an email, lifecycle or marketing-operations role between 2026-05-26 and 2026-08-15, sourced from Indeed, Glassdoor and applicant-tracking boards. One sending domain per company, audited over DNS on the date the company entered the sample.",
 "privacyNote": "Aggregate only. Company names are deliberately not published: the post is archetype-anonymised and naming the clean majority would implicitly identify the rest.",
 "method": {
  "engine": "open-source Amino audit engine (github.com/hireamino/amino-audit-action), the same engine behind hireamino.com/audit",
  "cleanDefinition": "Zero outbound gaps = valid SPF within the lookup limit, a DKIM key retrievable at a common or provider selector, a published DMARC record at an enforcing policy (not p=none), and a rua address.",
  "sizeBandRule": "Mean of every integer >= 10 in the free-text company-size string, bucketed [0,200) / [200,1000) / [1000,inf). Ported verbatim from the earlier 117-company scan and asserted against its published 34/55/28 split before any comparison is computed.",
  "regulatedDefinition": "Operates under a sector regulator governing the data it emails about or the act of messaging: HIPAA, GLBA/NCUA, FDCPA, state insurance regulation, or SEC/FINRA rules.",
  "tests": "Fisher exact (two-sided) pooled; Cochran-Mantel-Haenszel stratified by size band; 200,000-round permutation reshuffling the cohort label within each band."
 },
 "sizeBands": [
  {
   "band": "Under 200",
   "n": 34,
   "clean": 13
  },
  {
   "band": "200-1,000",
   "n": 55,
   "clean": 37
  },
  {
   "band": "Over 1,000",
   "n": 28,
   "clean": 22
  }
 ],
 "reported": {
  "cohort": {
   "n": 22,
   "count": 20,
   "pct": 91
  },
  "rest": {
   "n": 95,
   "count": 52,
   "pct": 55
  },
  "dmarcEnforced": {
   "cohort": {
    "n": 22,
    "count": 20,
    "pct": 91
   },
   "rest": {
    "n": 95,
    "count": 66,
    "pct": 69
   }
  },
  "weak1024Dkim": {
   "cohort": 0,
   "rest": 11
  },
  "byBand": [
   {
    "band": "Under 200",
    "cohort": {
     "n": 6,
     "count": 4,
     "pct": 67
    },
    "rest": {
     "n": 28,
     "count": 9,
     "pct": 32
    }
   },
   {
    "band": "200-1,000",
    "cohort": {
     "n": 7,
     "count": 7,
     "pct": 100
    },
    "rest": {
     "n": 48,
     "count": 30,
     "pct": 62
    }
   },
   {
    "band": "Over 1,000",
    "cohort": {
     "n": 9,
     "count": 9,
     "pct": 100
    },
    "rest": {
     "n": 19,
     "count": 13,
     "pct": 68
    }
   }
  ],
  "cochranMantelHaenszel": {
   "observed": 20,
   "expected": 14.07,
   "chiSquare": 8.09,
   "p": 0.004452
  }
 },
 "sensitivityHandAudited": {
  "cohort": {
   "n": 18,
   "count": 17,
   "pct": 94
  },
  "rest": {
   "n": 99,
   "count": 55,
   "pct": 56
  },
  "dmarcEnforced": {
   "cohort": {
    "n": 18,
    "count": 17,
    "pct": 94
   },
   "rest": {
    "n": 99,
    "count": 69,
    "pct": 70
   }
  },
  "weak1024Dkim": {
   "cohort": 0,
   "rest": 11
  },
  "byBand": [
   {
    "band": "Under 200",
    "cohort": {
     "n": 4,
     "count": 3,
     "pct": 75
    },
    "rest": {
     "n": 30,
     "count": 10,
     "pct": 33
    }
   },
   {
    "band": "200-1,000",
    "cohort": {
     "n": 5,
     "count": 5,
     "pct": 100
    },
    "rest": {
     "n": 50,
     "count": 32,
     "pct": 64
    }
   },
   {
    "band": "Over 1,000",
    "cohort": {
     "n": 9,
     "count": 9,
     "pct": 100
    },
    "rest": {
     "n": 19,
     "count": 13,
     "pct": 68
    }
   }
  ],
  "cochranMantelHaenszel": {
   "observed": 17,
   "expected": 11.96,
   "chiSquare": 6.99,
   "p": 0.008212
  }
 },
 "handAuditDropped": {
  "count": 4,
  "reasons": [
   "legal-tech marketplace - regulation binds the attorneys using it, not the vendor",
   "professional association - member marketing is not covered-entity activity",
   "athlete performance/supplements - FTC advertising rules, no health-data regime",
   "wellness supplements DTC - 'health' in the industry string is descriptive"
  ],
  "effect": "Removes three clean companies and one non-clean one, RAISING the cohort clean-rate. The looser definition is therefore the one reported."
 },
 "nullControl": {
  "claim": "consumer-facing vs business-facing clean-rate",
  "unstratified": {
   "b2c": "42/72",
   "b2b": "30/45"
  },
  "stratifiedByBand": {
   "p": 0.841
  },
  "purpose": "A difference known to be composition, run through the identical code path. It returns null, which is the evidence the method is not manufacturing effects."
 },
 "complianceLanguage": {
  "namesAtLeastOneStatute": 14,
  "anyComplianceLanguage": 24,
  "total": 117,
  "mentions": {
   "GDPR": 7,
   "CAN-SPAM": 6,
   "HIPAA": 4,
   "TCPA": 1
  },
  "note": "Statute counts are mentions, not exclusive categories - four companies name more than one."
 },
 "emailPlusSms": {
  "postings": 15,
  "allConsumerFacing": true,
  "inTitle": 8,
  "byMonth": {
   "2026-05": 1,
   "2026-06": 1,
   "2026-07": 5,
   "2026-08": 8
  },
  "note": "Reported as an organisational pattern only. The sub-sample is too small to support any posture claim."
 }
}