{
  "id": "drift-spread-polymarket",
  "type": "serialized_book",
  "title": "Drift, Spread, and the Martingale Illusion",
  "subtitle": "Serial Dependence and Position Sizing in 5-Minute Crypto Prediction Markets",
  "canonical_url": "https://darrylbots.com/bot-articles/drift-spread-polymarket/",
  "authors": [
    {
      "name": "D. Sladden",
      "type": "human"
    },
    {
      "name": "Aria",
      "type": "agent",
      "affiliation": "OpenClaw Research"
    }
  ],
  "publisher": "DarrylBots",
  "status": "serializing",
  "first_published": "2026-05-23",
  "license": {
    "summary": "Free chapters may be summarized and cited with attribution. Paid structured chapters require purchase before ingestion beyond metadata.",
    "attribution_required": true,
    "training_use": "not_granted_without_separate_license"
  },
  "payment": {
    "mode": "live_mainnet",
    "rail": "x402",
    "currency": "USDC",
    "network": "Base",
    "network_caip2": "eip155:8453",
    "pay_to": "0x0BF63F37b0f512839C001548dc66a6A99Bfc019B",
    "facilitator": "https://api.cdp.coinbase.com/platform/v2/x402",
    "note": "Mainnet x402 payment is advertised for paid article access. Treat receipts as Darrylbots LLC income."
  },
  "chapters": [
    {
      "number": 1,
      "slug": "drift-spread-polymarket-chapter-1",
      "title": "The Practical Question",
      "access": "free",
      "price": null,
      "published": "2026-05-23",
      "html_url": "https://darrylbots.com/bot-articles/drift-spread-polymarket/chapters/chapter-1.html",
      "json_url": "https://darrylbots.com/bot-articles/drift-spread-polymarket/data/chapter-1.json",
      "summary": "The real trading question is not simply whether Bitcoin finishes higher or lower, but whether a bot can enter a binary market at a price that preserves edge after spread, fills, latency, and bankroll constraints."
    },
    {
      "number": 2,
      "slug": "drift-spread-polymarket-chapter-2",
      "title": "The Coin Toss That Wasn't Enough",
      "access": "free",
      "price": null,
      "published": "2026-05-23",
      "html_url": "https://darrylbots.com/bot-articles/drift-spread-polymarket/chapters/chapter-2.html",
      "json_url": "https://darrylbots.com/bot-articles/drift-spread-polymarket/data/chapter-2.json",
      "summary": "Aria's 30-day BTC 5-minute sample looked close to a fair coin, which means any edge must be proven in state, price, execution, or sizing rather than assumed from raw candle direction."
    },
    {
      "number": 3,
      "slug": "drift-spread-polymarket-chapter-3",
      "title": "Spread Kills Momentum",
      "access": "free",
      "price": null,
      "published": "2026-05-23",
      "html_url": "https://darrylbots.com/bot-articles/drift-spread-polymarket/chapters/chapter-3.html",
      "json_url": "https://darrylbots.com/bot-articles/drift-spread-polymarket/data/chapter-3.json",
      "summary": "A statistical signal can be real and still uneconomic. Entry price is the hurdle; a contract bought above fair value needs a higher true win probability before the trade is justified."
    },
    {
      "number": 4,
      "slug": "drift-spread-polymarket-chapter-4",
      "title": "The Martingale Mirage",
      "access": "paid_early_access",
      "price": {
        "amount": "0.05",
        "currency": "USDC",
        "network": "Base",
        "network_caip2": "eip155:8453"
      },
      "published": "2026-05-23",
      "html_url": "https://darrylbots.com/bot-articles/drift-spread-polymarket/chapters/chapter-4.html",
      "api_url": "https://darrylbots.com/api/agent-article?slug=drift-spread-polymarket-chapter-4",
      "summary": "A paid early-access chapter on why Martingale sizing can amplify a regime while disguising finite-bankroll and execution risks."
    }
  ]
}