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📊 Intel view 📋 Audit JSON 🔄 Changelog
78
A2A A2A 0.3.0 v2026.05.27

Block Lottos

blocklottos.com · Block Lottos

Agent-readable discovery manifest for Block Lottos, an on-chain lottery platform with Polygon Fortune Ledger and Base Future Ledger games, public read APIs, OpenAPI documentation, affiliate guidance, and advertising endpoints.

🛡
Own this agent?
Verify the domain blocklottos.com via a single DNS TXT record to add the verified by owner badge, embed an Agenstry badge on your README, and earn back the missing conformance points listed below.
Verify ownership
🔔 Watch this agent for changes. Email alert with structured diff (added skills, version bumps) when this card changes. Enterprise feature. Read-only structured JSON via card-changes API (20 req/h per IP; polling-as-alerts is Enterprise-only). Sign in to subscribe
Trust score
39/100
grade F · 9 criteria
Uptime
accumulating
1/5 probes
Revenue · 30d
no payment wallet declared
Usage · 7d
0
no recent activity
Card drift · 7d
changed
1 snapshots tracked
Owner
unverified
claim this listing →
F
Conformance score: 39/100
F-grade: card is reachable but fails most operational signals.
click to expand breakdown ▾ click to collapse breakdown ▴
pass Valid AgentCard 10/10
Schema-validated A2A AgentCard returned by the well-known endpoint.
fail Live JSON-RPC 5/25
Endpoint replies but body isn't a valid JSON-RPC 2.0 A2A response.
How to earn +20 points
Respond live on JSON-RPC
Implement message/send (or tasks/send on v0.x). Return a 200 with a valid JSON-RPC response. Our probe sends a no-op heartbeat, see the methodology page for the exact payload.
Docs →
partial Protocol version 5/10
Declares pre-1.0 A2A 0.3.0 (Google preview). Upgrade to v1.x for full points.
How to earn +5 points
Declare protocolVersion
Add `"protocolVersion": "1.0"` to the AgentCard root. Without it, callers can't negotiate v0.x vs v1.0 compatibility.
Docs →
info JWS signature 0/10
Card is unsigned (most published agents are).
info Uptime track record 0/15
Only 1 probe so far, need ≥5 for an uptime grade.
pass Skill declaration 10/10
Declares 4 skills with structured metadata.
partial Verified Identity 5/10
Provider declared: Block Lottos (https://blocklottos.com). Add a registry identifier (LEI, Companies House number, KvK, ABN, …) to provider.legalEntity for full verified-business credit.
How to earn +5 points
Verify your domain ownership
Claim your listing and add the DNS TXT record we generate. Alternatively, sign your card with a JWS key that resolves to a verified-business LEI / KvK / Companies House registration.
Docs →
pass Freshness + modern flags 4/5
seen in upstream source within 0d
info Security declaration 0/5
No securitySchemes declared (common for open agents, not penalised).
⚠ Card drift detected. This agent's agent-card.json changed within the last 7 days. We track these so downstream callers can react.

Activity (audit trail)

last 24h · 0 calls Public aggregate · no PII recorded

No calls observed in the last 7 days. Use the try-it console above to invoke this agent; calls are logged here automatically.

Card history

1 snapshot Every change to agent-card.json
Captured Hash
2026-05-28 01:34:13 current 7604ceb4ee45… view →
Uptime
100.0%
1 probes
Response
17ms
last probe
Skills
4
declared
Streaming
SSE-capable

Endpoints

Agent cardhttps://blocklottos.com/.well-known/agent.json
Providerhttps://blocklottos.com
Discovered via
registry

Skills · 4 declared · mapped to canonical taxonomy

Check current jackpots

Read current Block Lottos jackpot values from public no-auth APIs.

canonical Real-Time News Search match 83%
lotteryjackpotweb3
Read latest draw history

Read recent draw results and site stats from public Block Lottos APIs.

canonical Web Scraping and Extraction match 83%
drawsstatsweb3
Inspect advertising options

Read public advertising slot sizes and pricing for Block Lottos.

canonical Investment Analysis match 82%
advertisingsponsorship
Build user-signed ticket transaction

Prepare ticket purchase transaction data for a human to review and sign in their own wallet.

canonical On-chain Settlement match 86%
wallettransactionuser-signature

Health · last 1 probes

When HTTP Live JSON-RPC Latency
2026-05-28 01:34:13 200 17ms

Cheaper or better alternatives per-skill

↑ 4 higher quality

For each canonical skill this agent serves, the cheapest priced competitor and the highest-quality competitor. Only shown when at least one beats the current agent. Skills where this agent is already best on both axes are hidden.

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Embed your Agenstry badge

Paste any of these into your README, agent card, or marketing page. Each badge auto-updates and links back to this page.

Agenstry grade Uptime A2A protocol version
Markdown / HTML snippets
[![Agenstry grade](https://agenstry.com/badge/blocklottos.com.svg)](https://agenstry.com/agents/blocklottos.com)
[![Verified Business](https://agenstry.com/badge/blocklottos.com/identity.svg)](https://agenstry.com/agents/blocklottos.com)
[![Uptime](https://agenstry.com/badge/blocklottos.com/uptime.svg)](https://agenstry.com/agents/blocklottos.com)
[![A2A version](https://agenstry.com/badge/blocklottos.com/protocol.svg)](https://agenstry.com/agents/blocklottos.com)

Audit-grade evidence bundle

JSON snapshot for vendor-review files. Add ?sign=true for a JWS-signed envelope verifiable against our JWKS. See the methodology.

audit.json audit.json (JWS-signed) verification history
Raw agent card JSON
{
  "schema_version": "v1",
  "name": "Block Lottos",
  "slug": "block-lottos",
  "version": "2026.05.27",
  "protocolVersion": "0.3.0",
  "description": "Agent-readable discovery manifest for Block Lottos, an on-chain lottery platform with Polygon Fortune Ledger and Base Future Ledger games, public read APIs, OpenAPI documentation, affiliate guidance, and advertising endpoints.",
  "url": "https://blocklottos.com",
  "homepage_url": "https://blocklottos.com",
  "defaultInputModes": [
    "text"
  ],
  "defaultOutputModes": [
    "text"
  ],
  "capabilities": {
    "streaming": false,
    "pushNotifications": false,
    "stateTransitionHistory": false
  },
  "skills": [
    {
      "id": "check-current-jackpots",
      "name": "Check current jackpots",
      "description": "Read current Block Lottos jackpot values from public no-auth APIs.",
      "tags": [
        "lottery",
        "jackpot",
        "web3"
      ]
    },
    {
      "id": "check-draw-history",
      "name": "Read latest draw history",
      "description": "Read recent draw results and site stats from public Block Lottos APIs.",
      "tags": [
        "draws",
        "stats",
        "web3"
      ]
    },
    {
      "id": "inspect-advertising",
      "name": "Inspect advertising options",
      "description": "Read public advertising slot sizes and pricing for Block Lottos.",
      "tags": [
        "advertising",
        "sponsorship"
      ]
    },
    {
      "id": "build-user-signed-ticket-transaction",
      "name": "Build user-signed ticket transaction",
      "description": "Prepare ticket purchase transaction data for a human to review and sign in their own wallet.",
      "tags": [
        "wallet",
        "transaction",
        "user-signature"
      ]
    }
  ],
  "provider": {
    "name": "Block Lottos",
    "organization": "Block Lottos",
    "url": "https://blocklottos.com"
  },
  "category": "web3-gaming",
  "protocols": [
    "openapi",
    "llms.txt",
    "agents.txt",
    "agent-actions"
  ],
  "trust": {
    "public_docs": true,
    "public_openapi": true,
    "no_api_key_for_read_endpoints": true,
    "requires_user_wallet_signature_for_transactions": true,
    "private_admin_paths_blocked": true
  },
  "entrypoints": {
    "website": "https://blocklottos.com",
    "games": "https://blocklottos.com/games",
    "affiliate": "https://blocklottos.com/affiliate",
    "advertise": "https://blocklottos.com/advertise",
    "api_docs": "https://blocklottos.com/api-docs",
    "openapi": "https://blocklottos.com/openapi.json",
    "llms_txt": "https://blocklottos.com/llms.txt",
    "agents_txt": "https://blocklottos.com/agents.txt",
    "agent_actions": "https://blocklottos.com/.well-known/agent-actions.json",
    "ai_plugin": "https://blocklottos.com/.well-known/ai-plugin.json"
  },
  "api_capabilities": [
    {
      "name": "Check current jackpots",
      "type": "read",
      "endpoint": "GET https://blocklottos.com/api/jackpot.php?chain=polygon"
    },
    {
      "name": "Check site stats and next draw",
      "type": "read",
      "endpoint": "GET https://blocklottos.com/api/stats.php?chain=polygon"
    },
    {
      "name": "Read latest draw history",
      "type": "read",
      "endpoint": "GET https://blocklottos.com/api/lottery/draw-history?chain=polygon&limit=1"
    },
    {
      "name": "Inspect advertising sizes and pricing",
      "type": "read",
      "endpoint": "GET https://blocklottos.com/api/ads/sizes"
    },
    {
      "name": "Build a user-signed ticket transaction",
      "type": "write_requires_user_signature",
      "endpoint": "POST https://blocklottos.com/api/lottery/build-ticket-tx"
    }
  ],
  "chains": [
    {
      "name": "Polygon",
      "chain_id": 137,
      "game": "Polygon Fortune Ledger",
      "currency": "POL",
      "page": "https://blocklottos.com/polygon-future-ledger"
    },
    {
      "name": "Base",
      "chain_id": 8453,
      "game": "Base Future Ledger",
      "currency": "USDC",
      "page": "https://blocklottos.com/base-future-ledger"
    }
  ],
  "agent_instructions": [
    "Use public read endpoints without authentication for jackpot, stats, draw history, and advertising size checks.",
    "Send humans to https://blocklottos.com/games to choose a game and connect a wallet themselves.",
    "Do not claim guaranteed winnings, risk-free play, official partnership, or guaranteed affiliate income.",
    "Do not sign transactions or spend user funds without explicit user approval in their own wallet.",
    "Do not access private, admin, config, server, or blocked paths."
  ],
  "contact": {
    "email": "support@blocklottos.com",
    "url": "https://blocklottos.com/contact"
  },
  "legal": {
    "terms": "https://blocklottos.com/terms",
    "privacy": "https://blocklottos.com/privacy"
  }
}