{
    "as_of": "2026-06-17T13:45:47+00:00",
    "corpus_total": 48,
    "company_filter": "amplitude",
    "summary": {
        "unique_role_keys": 39,
        "clustered_role_keys": 4,
        "total_reposts": 9,
        "repost_pct": 18.8,
        "tier_breakdown": {
            "duplicate": 2,
            "persistent": 1,
            "chronic": 1
        }
    },
    "top_clusters": [
        {
            "title": "Enterprise Account Executive",
            "company": "amplitude",
            "count": 5,
            "first_seen": "2026-04-30T15:18:17+00:00",
            "last_seen": "2026-05-29T21:34:06+00:00",
            "tier": "chronic"
        },
        {
            "title": "Senior Software Engineer",
            "company": "amplitude",
            "count": 4,
            "first_seen": "2026-05-08T19:19:30+00:00",
            "last_seen": "2026-05-18T22:34:37+00:00",
            "tier": "persistent"
        },
        {
            "title": "Staff Software Engineer",
            "company": "amplitude",
            "count": 2,
            "first_seen": "2026-04-17T22:44:47+00:00",
            "last_seen": "2026-04-23T20:08:19+00:00",
            "tier": "duplicate"
        },
        {
            "title": "Technical Support Engineer",
            "company": "amplitude",
            "count": 2,
            "first_seen": "2026-05-13T17:35:29+00:00",
            "last_seen": "2026-05-19T10:21:17+00:00",
            "tier": "duplicate"
        }
    ],
    "docs": "https://remnavi.com/editorial/ghost-jobs/",
    "methodology_note": "Clusters are jobs sharing a normalised (title, company) key. A cluster of N listings counts (N-1) as reposts. This is an observation, not a verdict \u2014 some duplicates are legitimate cross-team or cross-region postings of the same role."
}