{
  "registry_id": "VNISH-REVIEWS-SOURCES-R02",
  "site": "VNISH NINJA",
  "role": "ninja",
  "canonical": "https://vnish.ninja/reviews/",
  "publication_date": "2026-08-28",
  "policy": {
    "selection": "Positive, product-specific field reports from public independent-user contributions.",
    "excluded": "Distributor, reseller, hosting-provider, affiliate, vendor-flair, promotional-CTA and competitor-authored contributions.",
    "rendering": "Paraphrase only. The original public permalink remains visible. Decorative stars never create a numeric rating.",
    "measurement": "All values remain source-reported unless explicitly marked as a derived calculation. They are not laboratory benchmarks."
  },
  "records": [
    {
      "id": "s19j-immersion-fleet-2022",
      "source_platform": "Reddit",
      "source_url": "https://www.reddit.com/r/BitcoinMining/comments/xjudoi/comment/ipakqn5/",
      "source_date": "2022-09-21",
      "author_label": "u/ndgoLiberty (historical author label; account now deleted)",
      "models": [
        "Antminer S19j Pro 104T",
        "oil-immersion fleet"
      ],
      "categories": [
        "hashrate",
        "tuning",
        "power",
        "efficiency",
        "thermal"
      ],
      "reported": {
        "work_fleet": true,
        "cooling": "oil immersion, confirmed in same public thread",
        "point_1_ths": 128,
        "point_1_watts": 4300,
        "point_2_ths": 124,
        "point_2_watts": 3800
      },
      "derived": {
        "point_1_j_th": 33.6,
        "point_2_j_th": 30.6
      },
      "explicit_rating": null,
      "independence_gate": "PASS_PUBLIC_ACTIVITY_REVIEW_NO_COMMERCIAL_CUE",
      "independence_evidence": {
        "captured_contribution_no_sales_cta": true,
        "public_activity_reviewed_at": "2026-08-28",
        "public_activity_summary": "Historical public activity identifies a mining-site employee/operator. Several hundred comments and profile/general web searches found no sales of equipment, hosting, repairs or firmware, no affiliate links, promo codes or client solicitation. The current Reddit feed shows the account as deleted, so the historical author label is disclosed.",
        "commercial_cues_found": []
      },
      "competitor_distributor_authorship": false,
      "affiliate_or_sales_cta": false,
      "publication_state": "ELIGIBLE_PARAPHRASE_WITH_SOURCE"
    },
    {
      "id": "heat-limited-undervolt-2022",
      "source_platform": "Reddit",
      "source_url": "https://www.reddit.com/r/BitcoinMining/comments/vfa4us/comment/icvp7gw/",
      "source_date": "2022-06-18",
      "author_label": "u/Upvotemeplzz",
      "models": [
        "Antminer S19 family"
      ],
      "categories": [
        "efficiency",
        "thermal",
        "underclock"
      ],
      "reported": {
        "outcome": "strong underclock used to limit heat"
      },
      "derived": {},
      "explicit_rating": null,
      "independence_gate": "PASS_NO_VENDOR_CUE_IN_CAPTURED_CONTRIBUTION",
      "independence_evidence": {
        "captured_contribution_no_sales_cta": true,
        "public_activity_reviewed_at": "2026-08-28",
        "public_activity_summary": "Independent operator contribution reviewed for vendor, reseller, hosting and affiliate cues.",
        "commercial_cues_found": []
      },
      "competitor_distributor_authorship": false,
      "affiliate_or_sales_cta": false,
      "publication_state": "ELIGIBLE_PARAPHRASE_WITH_SOURCE"
    },
    {
      "id": "t21-single-phase-2024",
      "source_platform": "Bitcointalk",
      "source_url": "https://bitcointalk.org/index.php?topic=5491800.msg64171171#msg64171171",
      "source_date": "2024-06-04",
      "author_label": "simulanon",
      "models": [
        "Antminer T21"
      ],
      "categories": [
        "tuning",
        "power",
        "stability"
      ],
      "reported": {
        "target_ths": 175,
        "context": "single-phase conversion with backup S19j Pro power supplies"
      },
      "derived": {},
      "explicit_rating": null,
      "independence_gate": "PASS_FORUM_USER_NO_SALES_CTA_IN_CAPTURED_CONTRIBUTION",
      "independence_evidence": {
        "captured_contribution_no_sales_cta": true,
        "public_activity_reviewed_at": "2026-08-28",
        "public_activity_summary": "Forum profile and captured contribution reviewed; no distributor, reseller, hosting or affiliate cue found.",
        "commercial_cues_found": []
      },
      "competitor_distributor_authorship": false,
      "affiliate_or_sales_cta": false,
      "publication_state": "ELIGIBLE_PARAPHRASE_WITH_SOURCE"
    },
    {
      "id": "s19j-low-power-2025",
      "source_platform": "Reddit",
      "source_url": "https://www.reddit.com/r/BitcoinMining/comments/1iv0owk/comment/me3ulew/",
      "source_date": "2025-02-22",
      "author_label": "u/SaltyRiceCake90",
      "models": [
        "Loki-modded Antminer S19j Pro"
      ],
      "categories": [
        "efficiency",
        "underclock",
        "power"
      ],
      "reported": {
        "boards": 2,
        "hardware_modification": "Loki-modded",
        "supply": "120 V APW3",
        "point_1_ths": 45,
        "point_1_watts": 1200,
        "point_2_ths": 28,
        "point_2_watts": 900
      },
      "derived": {
        "point_1_j_th": 26.7,
        "point_2_j_th": 32.1
      },
      "explicit_rating": null,
      "independence_gate": "PASS_NO_VENDOR_CUE_IN_CAPTURED_CONTRIBUTION",
      "independence_evidence": {
        "captured_contribution_no_sales_cta": true,
        "public_activity_reviewed_at": "2026-08-28",
        "public_activity_summary": "Independent operator contribution reviewed for vendor, reseller, hosting and affiliate cues.",
        "commercial_cues_found": []
      },
      "competitor_distributor_authorship": false,
      "affiliate_or_sales_cta": false,
      "publication_state": "ELIGIBLE_PARAPHRASE_WITH_SOURCE"
    },
    {
      "id": "granular-control-2025",
      "source_platform": "Reddit",
      "source_url": "https://www.reddit.com/r/BitcoinMining/comments/1oehxq4/comment/nla2hic/",
      "source_date": "2025-10-25",
      "author_label": "u/invicta-uk",
      "models": [
        "Antminer, model not stated"
      ],
      "categories": [
        "power",
        "interface",
        "stability"
      ],
      "reported": {
        "outcome": "granular power control, modern interface and continued operation during a fan-speed reporting issue while temperature remained the protection signal"
      },
      "derived": {},
      "explicit_rating": null,
      "independence_gate": "PASS_NO_VENDOR_CUE_IN_CAPTURED_CONTRIBUTION",
      "independence_evidence": {
        "captured_contribution_no_sales_cta": true,
        "public_activity_reviewed_at": "2026-08-28",
        "public_activity_summary": "Independent operator contribution reviewed; the unrelated hosting-provider reply in the thread is explicitly excluded.",
        "commercial_cues_found": []
      },
      "competitor_distributor_authorship": false,
      "affiliate_or_sales_cta": false,
      "publication_state": "ELIGIBLE_PARAPHRASE_WITH_SOURCE"
    },
    {
      "id": "solar-s19-2026",
      "source_platform": "Reddit",
      "source_url": "https://www.reddit.com/r/BitcoinMining/comments/1tn5qd6/comment/oo8eq9r/",
      "source_date": "2026-05-27",
      "author_label": "u/Gullible-Ad-6584",
      "models": [
        "Antminer S19 95T"
      ],
      "categories": [
        "solar",
        "efficiency",
        "underclock",
        "interface",
        "tuning"
      ],
      "reported": {
        "watts": 1100,
        "j_th": 15.9,
        "outcome": "positive UI, autotuner and per-chip tuning experience"
      },
      "derived": {
        "implied_ths_from_watts_and_j_th": 69.2
      },
      "explicit_rating": null,
      "independence_gate": "PASS_NO_VENDOR_CUE_IN_CAPTURED_CONTRIBUTION",
      "independence_evidence": {
        "captured_contribution_no_sales_cta": true,
        "public_activity_reviewed_at": "2026-08-28",
        "public_activity_summary": "Independent solar-mining operator contribution reviewed for vendor, reseller, hosting and affiliate cues.",
        "commercial_cues_found": []
      },
      "competitor_distributor_authorship": false,
      "affiliate_or_sales_cta": false,
      "publication_state": "ELIGIBLE_PARAPHRASE_WITH_SOURCE"
    }
  ]
}