{
    "as_of": "2026-09-13T20:57:33+00:00",
    "corpus_total": 32,
    "company_filter": "Linear",
    "summary": {
        "unique_role_keys": 25,
        "clustered_role_keys": 5,
        "total_reposts": 7,
        "repost_pct": 21.9,
        "tier_breakdown": {
            "duplicate": 4,
            "persistent": 1,
            "chronic": 0
        }
    },
    "top_clusters": [
        {
            "title": "Developer Marketing",
            "company": "Linear",
            "count": 4,
            "first_seen": "2026-04-24T03:30:24+00:00",
            "last_seen": "2026-04-28T09:11:59+00:00",
            "tier": "persistent"
        },
        {
            "title": "Product Manager",
            "company": "Linear",
            "count": 2,
            "first_seen": "2026-01-21T22:22:21+00:00",
            "last_seen": "2026-01-21T22:22:24+00:00",
            "tier": "duplicate"
        },
        {
            "title": "Senior / Staff Product Designer",
            "company": "Linear",
            "count": 2,
            "first_seen": "2026-02-12T16:34:58+00:00",
            "last_seen": "2026-05-06T13:08:30+00:00",
            "tier": "duplicate"
        },
        {
            "title": "Product Marketing Manager",
            "company": "Linear",
            "count": 2,
            "first_seen": "2026-06-30T20:17:43+00:00",
            "last_seen": "2026-07-01T19:02:18+00:00",
            "tier": "duplicate"
        },
        {
            "title": "Production Designer",
            "company": "Linear",
            "count": 2,
            "first_seen": "2026-08-06T19:59:03+00:00",
            "last_seen": "2026-08-06T19:59:06+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 \u2013 some duplicates are legitimate cross-team or cross-region postings of the same role."
}