{
  "x402Version": 2,
  "id": 7152,
  "slug": "7152",
  "resource": "https://pyfile-agent.taile3ff35.ts.net/data/fair/pick",
  "description": "Provably-fair winner selection from a comma-separated list. ?candidates=a,b,c&round=1&client_seed=s&nonce=1",
  "type": "http",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0xA43774fD2e867FC45b782456d78F135a215D5561",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "5000",
      "maxTimeoutSeconds": 60
    },
    {
      "scheme": "exact",
      "network": "eip155:137",
      "payTo": "0xA43774fD2e867FC45b782456d78F135a215D5561",
      "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
      "amount": "5000",
      "maxTimeoutSeconds": 60
    },
    {
      "scheme": "exact",
      "network": "eip155:42161",
      "payTo": "0xA43774fD2e867FC45b782456d78F135a215D5561",
      "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
      "amount": "5000",
      "maxTimeoutSeconds": 60
    },
    {
      "scheme": "exact",
      "network": "nano:mainnet",
      "payTo": "nano_3uojbn47b5xqcbs4yibbasamn8aeyqxgyi1z8peogwtdn6z3kagjanjpz4ss",
      "asset": "XNO",
      "amount": "14380000000000000000000000000",
      "maxTimeoutSeconds": 300
    }
  ],
  "outputSchema": {
    "bazaar": {
      "info": {
        "input": {
          "method": "GET",
          "type": "http"
        },
        "output": {
          "example": {
            "candidates_count": 3,
            "commit": "ec5f307f...",
            "round_id": "7",
            "verify": "GET /data/fair/verify?round=7&client_seed=z&nonce=3",
            "winner": "a",
            "winner_index": 0
          },
          "type": "json"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "properties": {
              "method": {
                "enum": [
                  "GET"
                ],
                "type": "string"
              },
              "queryParams": {
                "properties": {},
                "type": "object"
              },
              "type": {
                "const": "http",
                "type": "string"
              }
            },
            "required": [
              "type",
              "method"
            ],
            "type": "object"
          },
          "output": {
            "properties": {
              "candidates_count": {
                "type": "integer"
              },
              "commit": {
                "type": "string"
              },
              "round_id": {
                "type": "string"
              },
              "verify": {
                "type": "string"
              },
              "winner": {
                "type": "string"
              },
              "winner_index": {
                "type": "integer"
              }
            },
            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      }
    },
    "rail-hint": {
      "info": {
        "bootstrap": "pip install feeless402 && nano-pay init && nano-pay claim https://feeless402.com",
        "cheapest": "nano:mainnet",
        "docs": "https://railhint.com",
        "why": "Zero network fees, no price floor, sub-second finality — Nano is the true metered price for a machine-to-machine call."
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "info": {
            "type": "object"
          }
        },
        "required": [
          "info"
        ],
        "type": "object"
      }
    }
  },
  "tags": [
    "bazaar",
    "rail-hint"
  ],
  "sourceHost": "pyfile-agent.taile3ff35.ts.net",
  "lastUpdated": "2026-09-13T16:26:05.376Z",
  "quality": {
    "calls30d": 3,
    "uniquePayers30d": 1,
    "lastCalledAt": "2026-09-13T16:26:04.881Z"
  },
  "liveness": {},
  "verified": false,
  "featured": false,
  "provider": {
    "host": "pyfile-agent.taile3ff35.ts.net",
    "manifest_name": "pyfile-agent.taile3ff35.ts.net",
    "source": "cdp-mirror",
    "source_manifest_url": "https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources",
    "submitted_at": "2026-09-18T22:00:31.484Z"
  }
}