{
  "@context": "https://koinonlink.com/schema/creator/v1.2",
  "@type": "Creator",
  "schema_version": "1.2",
  "id": "koinon:creator:youtube_devsir2240",
  "url": "https://koinonlink.com/kol/youtube/devsir2240",
  "alternate": {
    "html": "https://koinonlink.com/kol/youtube/devsir2240",
    "json": "https://koinonlink.com/kol/youtube/devsir2240.json",
    "markdown": "https://koinonlink.com/kol/youtube/devsir2240.md"
  },
  "identity": {
    "display_name": "DEV SIR (MGD )",
    "handle": "devsir2240",
    "platform": "youtube",
    "platform_url": "https://www.youtube.com/@devsir2240",
    "website": null,
    "country": "IN",
    "country_name": "India",
    "location_text": null,
    "entity_type": "creator",
    "person_id": null,
    "person_id_note": "Cross-platform identity not resolved for this creator.",
    "other_accounts": [],
    "claimed": false,
    "claimed_note": "Not claimed. This says nothing about the creator — most profiles are simply not claimed yet.",
    "declared_accounts": []
  },
  "first_party": null,
  "reach": {
    "followers": 555000,
    "following": null,
    "posts_total": null,
    "posts_observed": 3,
    "account_age_days": null,
    "posts_per_day": null,
    "verified": false,
    "size_tier": "kol"
  },
  "engagement": {
    "status": "not_collected",
    "engagement_rate": null,
    "engagement_rate_basis": null,
    "posts_in_average": null,
    "peak_post_engagement_rate": null,
    "avg_interactions_per_post": null,
    "best_post_interactions": null,
    "measurement_source": null,
    "measurement_formula": null,
    "comparable_pool": null,
    "status_note": "Engagement has not been collected for this creator yet. This is a gap in our collection, NOT a statement that the creator has no engagement. Follower count is known, so it is measurable.",
    "unit_note": "engagement_rate and peak_post_engagement_rate are ratios (0-1); avg_interactions_per_post and best_post_interactions are absolute counts. Read status before reading any number: a null rate has several different causes and status says which one applies here."
  },
  "content": {
    "bio": "Welcome to my channel! I'm Dev Sir, a Mathematics tutor for IIT-JEE aspirants with 15+ years of teaching experience.",
    "topics": [
      "JEE integration techniques and tricks",
      "Graphical transformations and functions",
      "Common maths mistakes and corrections",
      "Trigonometry identities and advanced problems",
      "Olympiad puzzles and brain boosters",
      "Math fundamentals for competitive exams"
    ],
    "category": "entertainment",
    "category_label": "Entertainment",
    "subcategory": "edu_science",
    "subcategory_label": "Education & science",
    "category_confidence": 0.98,
    "category_source": "derived_from_recent_content"
  },
  "audience": {
    "status": "present",
    "status_note": null,
    "description": "IIT-JEE and Olympiad aspirants, mainly Indian high-school students (classes 9-12) preparing for competitive math exams",
    "roles": [
      "none"
    ],
    "seniority": "learner",
    "pain_points": [
      "Struggling with advanced integration and trigonometry problem-solving under exam pressure",
      "Making repeated conceptual or calculation mistakes in JEE-level questions",
      "Difficulty understanding graphical transformations and function properties quickly",
      "Lack of shortcut tricks and logical approaches for Olympiad and board-level math"
    ],
    "posts_analysed": 40,
    "confidence": 0.75
  },
  "commercial": {
    "audience_buyer_fit": 0.2,
    "promotion_intent": 0.1,
    "open_to_collaboration": false,
    "contact": null,
    "contact_note": "Koinon does not publish creator contact details."
  },
  "quality": {
    "authenticity_score": 58,
    "authenticity_basis": "profile_shape_only",
    "authenticity_method": "Profile-shape heuristic from a single snapshot (follower count, following ratio, account age, posting volume, verification), reduced for engagement red flags where post engagement was collected. Where only a follower count is available the score saturates at 58.",
    "authenticity_comparable_across_platforms": false,
    "credibility_score": 58,
    "credibility_note": null,
    "flagged_for_review": false,
    "flag_reasons": [],
    "anomaly_flags": [],
    "koinon_bd_grade": {
      "value": "C",
      "scale": [
        "A",
        "B",
        "C",
        "quarantine",
        null
      ],
      "value_meanings": {
        "A": "Strong fit for Koinon partner outreach.",
        "B": "Moderate fit.",
        "C": "Weak fit, or never scored.",
        "quarantine": "Flagged for manual review. Excluded from Koinon published statistics, but creator search still RETURNS these profiles unless you pass exclude_anomalous:true — check quality.flagged_for_review.",
        "null": "Never scored."
      },
      "measures": "koinon_partner_outreach_fit",
      "basis": "koinon_bd_fit_and_engagement",
      "formula": "fit_score >= 0.6 AND authenticity >= 60 => A; fit_score >= 0.4 AND authenticity >= 45 => B; else C. authenticity < 30 or a promotional-pattern flag => quarantine.",
      "comparable_across_platforms": false,
      "interpretation": "NOT a quality score and NOT fit for your campaign — it grades Koinon own partner-outreach interest in gaming, e-commerce and software. A \"C\" usually means \"outside those industries\" or \"not yet scored\".",
      "explained_at": "https://koinonlink.com/for-ai#koinon_bd_grade"
    },
    "interpretation": "Signals for triage, not verdicts. A flag means the profile is worth a manual check."
  },
  "evidence": [
    {
      "evidence_id": "youtube_devsir2240#3d8847d2",
      "type": "creator_content",
      "excerpt": "Mistakes in maths video-5 #maths #mistakes #knowledge #jee #olympiad #devsir #study #students",
      "source_url": "https://www.youtube.com/@devsir2240",
      "source_url_note": "Koinon retains one profile-level source URL, not a per-post URL for each excerpt."
    },
    {
      "evidence_id": "youtube_devsir2240#ac40d76c",
      "type": "creator_content",
      "excerpt": "Graphical transformation ❤️ #maths #olympiad #mathematics #jee #iitjee #neet #10th #11th #12th",
      "source_url": null,
      "source_url_note": "Koinon retains one profile-level source URL, not a per-post URL for each excerpt."
    },
    {
      "evidence_id": "youtube_devsir2240#f8949cc6",
      "type": "creator_content",
      "excerpt": "Matrices and determinants (PYQ)#devsir #maths #jee #olympiad #knowledge #mathematics",
      "source_url": null,
      "source_url_note": "Koinon retains one profile-level source URL, not a per-post URL for each excerpt."
    },
    {
      "evidence_id": "youtube_devsir2240#ee25b6a2",
      "type": "creator_content",
      "excerpt": "Graphical Transformation ❤️ #maths ##knowledge #devsir #jee #iit #olympiad #graphs #11th #12th",
      "source_url": null,
      "source_url_note": "Koinon retains one profile-level source URL, not a per-post URL for each excerpt."
    },
    {
      "evidence_id": "youtube_devsir2240#4f62e1fb",
      "type": "creator_content",
      "excerpt": "Integration ❤️ #maths #knowledge #olympiad #devsir #tricks #Integration #jee",
      "source_url": null,
      "source_url_note": "Koinon retains one profile-level source URL, not a per-post URL for each excerpt."
    },
    {
      "evidence_id": "youtube_devsir2240#f61aeb56",
      "type": "creator_content",
      "excerpt": "Looking vs. Staring ❤️ #civic #motivation #lifelesson #devsir #students #study #genz",
      "source_url": null,
      "source_url_note": "Koinon retains one profile-level source URL, not a per-post URL for each excerpt."
    },
    {
      "evidence_id": "youtube_devsir2240#8b961e75",
      "type": "creator_content",
      "excerpt": "Brain Booster for kids❤️ #olympiad #class10th #9th #parents #fundamentals #8th #7th #jee #foundation",
      "source_url": null,
      "source_url_note": "Koinon retains one profile-level source URL, not a per-post URL for each excerpt."
    },
    {
      "evidence_id": "youtube_devsir2240#853735b2",
      "type": "creator_content",
      "excerpt": "Rakshaban ❤️ #family #parenting #parents #knowledge #awareness #life #lifelessons",
      "source_url": null,
      "source_url_note": "Koinon retains one profile-level source URL, not a per-post URL for each excerpt."
    }
  ],
  "provenance": [
    {
      "field": "audience.description",
      "source_type": "ai_inferred",
      "confidence": 0.75,
      "freshness_days": 1,
      "method": "llm_persona_from_recent_content",
      "note_ref": "llm_persona_from_recent_content"
    },
    {
      "field": "audience.roles",
      "source_type": "ai_inferred",
      "confidence": 0.75,
      "freshness_days": 1,
      "method": "llm_persona_from_recent_content",
      "note_ref": "llm_persona_from_recent_content"
    },
    {
      "field": "audience.seniority",
      "source_type": "ai_inferred",
      "confidence": 0.75,
      "freshness_days": 1,
      "method": "llm_persona_from_recent_content",
      "note_ref": "llm_persona_from_recent_content"
    },
    {
      "field": "commercial.audience_buyer_fit",
      "source_type": "ai_inferred",
      "confidence": 0.6,
      "freshness_days": 1,
      "method": "llm_scorer",
      "note": "Relative signal within Koinon indexing, not a market-wide score."
    },
    {
      "field": "commercial.promotion_intent",
      "source_type": "ai_inferred",
      "confidence": 0.6,
      "freshness_days": 1,
      "method": "llm_scorer"
    },
    {
      "field": "quality.anomaly_flags",
      "source_type": "heuristic",
      "confidence": 0.5,
      "freshness_days": 11,
      "method": "profile_snapshot_and_engagement_ratio_heuristic",
      "note": "Means \"worth a manual check\", NOT confirmed fraud. Flags can be wrong and are not a verdict about the person."
    },
    {
      "field": "quality.authenticity_score",
      "source_type": "heuristic",
      "confidence": 0.25,
      "freshness_days": 1,
      "method": "Profile-shape heuristic from a single snapshot (follower count, following ratio, account age, posting volume, verification), reduced for engagement red flags where post engagement was collected. Where only a follower count is available the score saturates at 58.",
      "note": "The input set differs by platform; do not compare this score across platforms."
    },
    {
      "field": "quality.koinon_bd_grade",
      "source_type": "ai_inferred",
      "confidence": 0.5,
      "freshness_days": 11,
      "method": "llm_partner_fit_classifier + fit_score >= 0.6 AND authenticity >= 60 => A; fit_score >= 0.4 AND authenticity >= 45 => B; else C. authenticity < 30 or a promotional-pattern flag => quarantine.",
      "note": "Koinon partner-outreach fit, not creator quality."
    },
    {
      "field": "reach.followers",
      "source_type": "observed",
      "confidence": 0.95,
      "freshness_days": 11,
      "method": "platform_profile"
    }
  ],
  "method_notes": {
    "llm_persona_from_recent_content": "Computed from posts read live at analysis time; those posts are NOT retained. The excerpts in evidence[] are separately collected profile content and are NOT the inputs to this inference. Do not cite them as its supporting evidence."
  },
  "freshness": {
    "profile_checked_days_ago": 11,
    "content_analysed_days_ago": 1,
    "audience_updated_days_ago": 1,
    "generated_at": "2026-09-02T14:29:04.315Z"
  },
  "retrieval": {
    "indexing_requests": 2,
    "user_triggered_requests": 0,
    "last_user_triggered_day": null,
    "note": "Being indexed in bulk is not the same as being retrieved to answer a question."
  },
  "relationships": {
    "platform_entity": "https://koinonlink.com/creators/youtube",
    "category_entity": "https://koinonlink.com/product-category/entertainment"
  },
  "license": {
    "terms": "https://koinonlink.com/for-ai",
    "attribution": "Koinon Link",
    "claim_url": "https://koinonlink.com/claim?k=youtube_devsir2240",
    "removal_url": "https://koinonlink.com/claim?k=youtube_devsir2240"
  }
}