{"uid":"cap_rxWysJpsH9EMfvmuMQ1FI","slug":"swogeagentic-fair-draw-verifier-9906edac","name":"SwogeAgentic Fair Draw Verifier","description":"Use this to check a draw independently: recomputes the SHA-256 of a revealed server_seed against its hash, and the numbers of a swoge-hmac-sha256-v1 draw, or the 52-card shoe of a SWOGE casino hand (scheme swoge-casino-shoe with its nonce). Price: $0.003 in USDC on Base or Solana, or $0.02 in USDG or $SWOGE on Robinhood Chain (tool price + settlement cost, minimum $0.02).","url":"https://web-production-220a3.up.railway.app/agentic/call/fair_verify?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"arguments":{"type":"object","required":["server_seed","client_seed"],"properties":{"max":{"type":"integer"},"min":{"type":"integer"},"count":{"type":"integer"},"nonce":{"type":"integer"},"scheme":{"enum":["swoge-hmac-sha256-v1","swoge-casino-shoe"],"type":"string"},"numbers":{"type":"array","items":{"type":"integer"}},"client_seed":{"type":"string"},"server_seed":{"type":"string"},"server_seed_hash":{"type":"string"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.003","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.003/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_8UIcyRsZuqGE1L5_leeb2","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.003","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Independently verifies provably fair draws by recomputing SHA-256 hashes of server seeds and validating swoge-hmac-sha256-v1 number draws or swoge-casino-shoe 52-card shoes","exampleAgentPrompt":"Can you verify this SWOGE draw was fair? The server seed is 'abc123...', the server seed hash is 'deadbeef...', the client seed is 'myseed42', the scheme is swoge-hmac-sha256-v1, and the numbers drawn were [7, 14, 23].","exampleUseCases":[{"title":"Auditing a multiplayer agent raffle","prompt":"Verify this raffle draw wasn't tampered with — the server seed is 'f3a9...', server seed hash is 'bb21...', client seed is 'player1nonce', scheme is swoge-hmac-sha256-v1, and the winning numbers were [3, 17, 42, 8]."},{"title":"Checking a SWOGE casino hand shoe","prompt":"I just played a hand at SWOGE casino and want to confirm the 52-card shoe was generated fairly — the server seed is 'e7c2...', server seed hash is '91fa...', client seed is 'table9nonce', scheme is swoge-casino-shoe, and nonce was 5."},{"title":"Confirming a giveaway result between agents","prompt":"Can you independently verify this giveaway draw? The scheme is swoge-hmac-sha256-v1, server seed is '1d4b...', server seed hash is 'c3e8...', client seed is 'giveaway2024', and the drawn numbers were [2, 11, 35] with min 1, max 50, count 3."}],"resultDescription":"Returns whether the server seed's SHA-256 hash matches the committed server_seed_hash, and whether the numbers or card shoe produced by the swoge-hmac-sha256-v1 or swoge-casino-shoe scheme match the claimed draw outcomes — confirming or refuting the fairness of the draw.","failureModes":["Server seed does not match its committed hash — hash mismatch error","Drawn numbers do not match what the algorithm would produce — verification failure","Invalid or unrecognized scheme value — schema validation error","Missing required fields (server_seed or client_seed) — 400 bad request","Payment not settled — 402 payment required"],"whenToPreferThis":"Use this endpoint when you need to independently audit or prove the fairness of a SWOGE platform draw, raffle, casino hand, or game outcome — especially in multi-party trust scenarios where players or agents need cryptographic assurance. It is the canonical verification tool for swoge-hmac-sha256-v1 and swoge-casino-shoe schemes.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-18T12:39:43.832Z","isFirstParty":false,"canonicalSlug":"swogeagentic-fair-draw-verifier-9906edac"}